# Publications (Year)

## 2019

- 307.

T. S. Han and M. Sasaki,

"Wiretap Channels with Causal State Information: Strong Secrecy,"

IEEE Trans. Inf. Theory. 65(10), pp. 6750--6765, Oct. (2019). - 306.

T. A. Eriksson, B. J. Puttnam, G. Rademacher, R. S. Luís, M. Fujiwara, M. Takeoka, Y. Awaji, M. Sasaki, and N. Wada,

"Crosstalk Impact on Continuous Variable Quantum Key Distribution in Multicore Fiber Transmission,"

IEEE Photonics Tech. Lett. 31(6), pp. 467-- 470, Mar. (2019). - 305.

Z. Xiao, T. Fuse, S. Ahhab, F. Yoshihara, K. Semba, M. Sasaki, M. Takeoka, and J. P. Dowling,

"Fast amplification and rephasing of entangled cat states in a qubit-oscillator system,"

Phys. Rev. A 99, pp. 013827(1)--013827(9), Jan. (2019). - 304.

T. A. Eriksson, T. Hirano, B. J. Puttnam, G. Rademacher, R. S. Luís, M. Fujiwara, R. Namiki, Y. Awaji, M. Takeoka, N. Wada, and M. Sasaki,

"Wavelength division multiplexing of continuous variable quantum key distribution and 18.3 Tbit/s data channels,"

Commun. Phys. 2, pp. 9(1)--9(8) Jan. (2019)

## 2018

- 303.

Y. Tsujimoto, K. Wakui, M. Fujiwara, K. Hayasaka, S. Miki, H. Terai, M. Sasaki, and M. Takeoka,

"Optimal conditions for the Bell test using spontaneous parametric down-conversion sources,"

Phys. Rev. A 98, pp. 063842(1)--063842(9), Dec. (2018). - 302.

F. Jardel, T. Eriksson, C. Méasson, A. Ghazisaeidi, F. Buchali, W. Idler, and J. Boutros,

"Exploring and Experimenting with Shaping Designs for Next-Generation Optical Communications,"

Journal of Lightwave Tech. 36(22), pp. 5298--5308, Nov. (2018). - 301.

M. Sasaki,

"Quantum Key Distribution and Its Applications,"

IEEE Security & Privacy 16(5), pp. 42-48, Sep/Oct. (2018) - 300.

B. Karanov, M. Chagnon, F. Thouin, T. Eriksson, H. Bülow, D. Lavery, P. Bayvel, and L. Schmalen,

"End-to-End Deep Learning of Optical Fiber Communications,"

Journal of Lightwave Tech. 36(20), pp.4843--4855, Oct. (2018). - 299.

T. Eriksson, P. Trinh, H. Endo, M. Takeoka, and M. Sasaki,

"Secret Key Rates for Intensity-Modulated Dual-Threshold Detection Key Distribution under Individual Beam Splitting Attacks,"

Opt. Express 26(16), pp. 20409--20419, Aug. (2018). - 298.

H. Endo, M. Fujiwara, M. Kitamura, O. Tsuzuki, T. Ito, R. Shimizu, M. Takeoka, and M. Sasaki,

"Free space optical secret key agreement,"

Opt. Express 26(18), pp. 23305--23332, Aug. (2018). - 297.

M. Fujiwara, T. Ito, M. Kitamura, H. Endo, O. Tsuzuki, M. Toyoshima, H. Takenaka, Y. Takayama, R. Shimizu, M. Takeoka, R. Matsumoto, and M. Sasaki,

"Free-space optical wiretap channel and experimental secret key agreement in 7.8 km terrestrial link,"

Opt. Express 26(15), pp. 19513--19523, Jul. (2018). - 296.

K. Sharma, M. M. Wilde, S. Adhikari, and M. Takeoka,

"Bounding the energy-constrained quantum and private capacities of phase-insensitive quantum Gaussian channels,"

New J. Phys. 20, pp. 063025(1)-- 063025(42), Jun. (2018). - 295.

T. Walker, K. Miyanishi, R. Ikuta, H. Takahashi, S. V. Kashanian, Y. Tsujimoto, K. Hayasaka, T. Yamamoto, N. Imoto, and M. Keller,

"Long-distance single photon transmission from a trapped ion via quantum frequency conversion,"

Phys. Rev. Lett. 120, pp. 203601(1)--203601(5), May (2018). - 294.

S. Izumi, M. Takeoka, K. Wakui, M. Fujiwara, K. Ema, and M. Sasaki,

"Projective measurement onto arbitrary superposition of weak coherent state bases,"

Scientific Reports 8, pp. 2999(1)--2999(8), Feb. (2018). - 293.

K. Yoshino, M. Fujiwara, K. Nakata, T. Sumiya, T. Sasaki, M. Takeoka, M. Sasaki, A. Tajima, M. Koashi, and A. Tomita,

"Quantum key distribution with an efficient countermeasure against correlated intensity fluctuations in optical pulses,"

npj Quantum Information 4, pp. 8(1)--8(8), Feb. (2018). - 292.

Y. Tsujimoto, M. Tanaka, N. Iwasaki, R. Ikuta, S. Miki, T. Yamashita, H. Terai,T. Yamamoto, M. Koashi, and N. Imoto,

"High-fidelity entanglement swapping and generation of three-qubit GHZ state using asynchronous telecom photon pair sources,"

Scientific Reports 8, pp. 1446(1)--1446(6), Jan. (2018). - 291.

T. S. Han, H. Endo, and M. Sasaki,

"Wiretap Channels with One-Time State Information: Strong Secrecy,"

IEEE Trans. Inf. Foren. Sec. 13(1), pp. 224--236, Jan. (2018).

## 2017

- 290.

M. Takeoka, C. You, S. Izumi, K. P. Seshadreesan, and J. P. Dowling,

"Fundamental precision limit of a Mach-Zehnder interferometric sensor when one of the inputs is the vacuum,"

Phys. Rev. A 96, pp. 052118(1)-- 052118(8), Nov. (2017). - 289.

Y. Yonezu, K. Wakui, K. Furusawa, M. Takeoka, K. Semba, and T. Aoki,

"Efficient Single-Photon Coupling from a Nitrogen-Vacancy Center Embedded in a Diamond Nanowire Utilizing an Optical Nanofiber,"

Scientific Reports 7, pp. 12985(1)--12985(9), Oct. (2017). - 288.

R. Matsumoto and M. Takeoka,

"Channel estimation for information theoretically secure key agreement with finite number of pilot signals,"

IEICE Communications Express 6(5), pp. 209--212, May (2017). - 287.

M. Takeoka, K. P. Seshadreesan, and M. M. Wilde,

"Unconstrained capacities of quantum key distribution and entanglement distillation for pure-loss bosonic broadcast channels,"

Phys. Rev. Lett.119, pp. 150501(1)--150501(5), Oct. (2017). - 286.

A. R. Dixon, J. F. Dynes, M. Lucamarini, B. Fröhlich, A. W. Sharpe, A. Plews, W. Tam, Z. L. Yuan, Y. Tanizawa, H. Sato, S. Kawamura, M, Fujiwara, M. Sasaki, and A. J. Shields,

"Quantum key distribution with hacking countermeasures and long term field trial,"

Scientific Reports 7, pp. 1978(1)--1978(9), Aug. (2017). - 285.

H. Takenaka, A. C. Casado, M. Fujiwara, M. Kitamura, M. Sasaki, and M. Toyoshima,

"Satellite-to-ground quantum-limited communication using a 50-kg-class micro-satellite,"

Nat Photo 11, pp. 502--508, Aug. (2017). - 284.

M. Sasaki, H. Endo, M. Fujiwara, M. Kitamura, T.Ito, R. Shimizu, and M.Toyoshima,

"Quantum photonic network and physical layer security,"

Philos. Trans. Royal Soc. A 375, pp. 20160243(1)--20160243(10) Aug. (2017). - 283.

R. J. Collins, R. Amiri, M. Fujiwara, T. Honjo, K., Shimizu, K. Tamaki, M. Takeoka, M. Sasaki, E., Andersson, and G. Buller,

"Experimental demonstration of quantum digital signaturesover 43 dB channel loss using differential phase shift quantumkey distribution,"

Scientific Reports 7, pp. 3235(1)--3235(8), Jun. (2017). - 282.

Y. Tsujimoto, Y. Sugiura, M. Tanaka, R. Ikuta, S. Miki, T. Yamashita, H. Terai, M. Fujiwara, T. Yamamoto, M. Koashi, M. Sasaki and N. Imoto,

"High visibility Hong-Ou-Mandel interference via a time-resolved coincidence measurement,"

Opt. Express 25(11), pp. 12069--12080, May (2017). - 281.

A. Tajima, T. Kondoh, T. Ochi, M. Fujiwara, K. Yoshino, H. Iizuka, T. Sakamoto, A. Tomita, E. Shimamura, S, Asami and M. Sasaki,

"Quantum key distribution network for multiple applications,"

Quantum Sci. Technol. 2, pp. 034003(1)--034003(9), Jul. (2017). - 280.

N. Otsubo, Y. Li, K. Matsubara, T. Ido, and K. Hayasaka,

"Frequency measurement of the clock transition of an indium ion sympathetically-cooled in a linear trap,''

Opt. Express 25(10), pp. 11725--11735 Jun. (2017). - 279.

J. Braun, J. Buchmann, D. Demirel, M. Geihs, M. Fujiwara, S. Moriai, M. Sasaki, A. Waseda,

"LINCOS: A Storage System Providing Long-Term Integrity, Authenticity, and Confidentiality,''

Proc. of the 2017 ACM on Asia Conference on Computer and Communications Security (ASIACCS), pp.461--468, Apr. (2017). - 278.

M.Sasaki,

"Quantum networks: where should we be heading?,"

Quantum Sci. Technol. 2(2), pp. 020501(1)--020501(8),Apr.(2017). - 277.

K. Wakui, Y. Yonezu, T. Aoki, M. Takeoka, and K. Semba,

"Simple method for fabrication of diamond nanowires by inductively coupled plasma reactive ion etching,"

Jpn. J. Appl. Phys. 56, pp. 058005(1)--058005(3), Apr. (2017). - 276.

M. Fujiwara, R. Wakabayashi, M. Sasaki, and M. Takeoka,

"Wavelength division multiplexed and double-port pumped time-bin entangled photon pair generation using Si ring resonator,"

Opt. Express 25(4), pp. 3445--3453, Feb. (2017). - 275.

P. Sibson, C. Erven, M. Godfrey, S. Miki, T. Yamashita, M. Fujiwara, M. Sasaki, H. Terai, M.G. Tanner, C.M. Natarajan, R.H. Hadfiekd, J.L. O’Brien, and M.G. Thompson,

"Chip-based quantum key distribution,"

Nature Commun. 8, pp. 13984(1)--13984(6), Feb. (2017). - 274.

K. Nakata, A. Tomita, M. Fujiwara, K. Yoshino, A. Tajima, A. Okamoto, and K. Ogawa,

"Intensity fluctuation of a gain-switched semiconductor laser for quantum key distribution systems,"

Opt. Express 25(2), pp. 622--634, Jan. (2017). - 271.

M. Piekarek, D. Bonneau, S. Miki, T. Yamashita, M. Fujiwara, M. Sasaki, H. Terai, M. Tanner, C. Natarajan, R. Hadfield, J. O’Brien, and M. Thompson,

"High-extinction ratio integrated photonic filters for silicon quantum photonics,"

Opt. Lett. 42, pp. 815-818, Feb. (2017).

## 2016

- 273.

R. Jin, M. Fujiwara, R. Shimizu, R. J. Collins, G. S. Buller,

T. Yamashita, S. Miki, H. Terai, M. Takeoka, and M. Sasaki,

"Detection-dependent six-photon Holland-Burnett state interference,"

Scientific Reports 6, pp. 36914-1—36914-7, Nov. (2016). - 272.

R. Jin, R. Shimizu, M. Fujiwara, M. Takeoka, R. Wakabayashi, T. Yamashita, S. Miki, H. Terai, T. Gerrits, and M. Sasaki,

"Simple method of generating and distributing frequency-entangled qudits,"

Quantum Sci. and Tech. 1, pp. 15004-1--15004-9, Nov. (2016). - 270.

H. Endo, T. S. Han, and M. Sasaki,

"Error and Secrecy Exponents for Wiretap Channels under Two-Fold Cost Constraints,"

IEICE Trans. Fund. Electron., Commun. and Comput. Sci. E99-A(12), pp. 2136 -- 2146, Dec. (2016).

- 269.

S. Izumi, M. Takeoka, K. Wakui, M.Fujiwara, K. Ema and M. Sasaki,

"Optical phase estimation via the coherent state and displaced-photon counting,"

Phys. Rev. A 92(4), pp. 042328-1-- 042328-11, Sept. (2016). - 268.

R. J. Collins, R. Amiri, M. Fujiwara, T. Honjo, K. Shimizu, K. Tamaki, M. Takeoka, E. Andersson, G. S. Buller, and M. Sasaki,

"Experimental transmission of quantum digital signatures over 90-km of installed optical fiber using a differential phase shift quantum key distribution system,"

Opt. Lett. 41(21), pp. 4883-4886, Nov. (2016). - 267.

T. Miyazawa, K. Takemoto, Y. Nambu, S. Miki, T. Yamashita, H. Terai, M. Fujiwara, M. Sasaki, Y. Sakuma, M. Takatsu, T. Yamamoto and Y. Arakawa,

"Single-photon emission at 1.5 μm from an InAs/InP quantum dot with highly suppressed multi-photon emission probabilities,"

Appl. Phys. Lett. 109(13), pp. 132106 -1-- 132106 -4, Sept. (2016).

- 266.

M. Fujiwara, A. Waseda, R. Nojima,S. Moriai, W. Ogata, and M. Sasaki,

"Unbreakable distributed storage with quantum key distribution network and password-authenticated secret sharing,"

Scientific Reports 6, pp. 28988 -1--28988 -8, July (2016). - 265.

Y. Chen, Y. Shen, J. Zhu, X. Jiang,

and H. Tokuda,

“On the Throughput Capacity Study for Aloha Mobile Ad Hoc Networks,"

IEEE Transactions on Communications Vol. 64, Issue 4, pp. 1646--1659, Apr. (2016). - 264.

K. P. Seshadreesan, M. Takeoka, and M. M. Wilde,

“Bounds on entanglement distillation and secret key agreement for quantum broadcast channels,"

IEEE Transactions on Information Theory Vol. 62, Issue 5, pp. 2849--2866, Apr. (2016). - 263.

K. P. Seshadreesan, M. Takeoka, and M. Sasaki,

“Progress towards practical device-independent quantum key distribution with spontaneous parametric down-conversion sources, on-off photodetectors, and entanglement swapping,"

Phys. Rev. A Vol. 93, Issue 4, pp. 042328-1--042328-11, Apr. (2016). - 262.

H. Endo, M. Fujiwara, M. Kitamura, T. Ito, M. Toyoshima, Y. Takayama, H. Takenaka, R. Shimizu, N. Laurenti, G. Vallone, P. Villoresi, T. Aoki, and M. Sasaki,

“Free-space optical channel estimation for physical layer security,"

Optics Express Vol. 24, Issue 8, pp. 8940--8955, Apr. (2016). - 261.

J. Wang, D. Bonneau, M. Villa, J. W. Silverstone, R. Santagati, S. Miki, T. Yamashita, M. Fujiwara, M. Sasaki, H. Terai, M. G. Tanner, C. M. Natarajan, R. H. Hadfield, J. L. O’Brien, and M. G. Thompson,

“Chip-to-chip quantum photonic interconnect by path-polarization interconversion,"

Optica, vol.3, no.4, pp. 407--413, Apr. (2016).

## 2015

- 260.

Y. Chen, Y. Shen, J. Zhu, and X. Jiang,

“Capacity and Delay-Throughput Tradeoff in ICMNs with Poisson Contact Process,"

Wireless Networks, vol.21, no.8, pp. 2453--2466, Nov. (2015). - 259.

R. Jin, T. Gerrits, M. Fujiwara, R. Wakabayashi, T. Yamashita, S. Miki, H. Terai, R. Shimizu, M. Takeoka, and M. Sasaki,

`` Spectrally resolved Hong-Ou-Mandel interference between independent photon sources,''

Optic Express 23(22), pp. 28836-- 28848, Nov. (2015). - 258.

Y. Hibi, H. Matsuo, H. Ikeda, M. Fujiwara, L. Kang, J. Chen, and P. Wu,

`` Cryogenic Ultra-Low Power Dissipation Operational Amplifiers with GaAs JFETs,''

Cryonenics, 73, pp. 8 – 13, Dec.(2015). - 257.

U. Tanaka, T. Kitanaka, K. Hayasaka, and S. Urabe,

`` Sideband cooling of a Ca+–In+ ion chain toward the quantum logic spectroscopy of In+,''

Appl. Phys. B, 121(2), pp. 147 – 153, Nov. (2015). - 256.

Y. Kawai, U. Tanaka, K. Hayasaka, S. Urabe,

`` Mode-hop-free operation of a distributed Bragg reflector diode laser in an external fiber-cavity configuration,''

Applied Physics B, 121(2), pp. 213 – 219, Nov. (2015). - 255.

H. Endo, T. S. Han, T. Aoki, and M. Sasaki,

`` Numerical Study on Secrecy Capacity and Code Length Dependence of the Performances in Optical Wiretap Channels,''

IEEE Photonics J., 7(5), pp. 7903418-1—7903418-11, Oct. (2015). - 254.

S. S. Mou, H. Irie, Y. Asano, K. Akahane, H. Nakajima, H. Kumano, M. Sasaki, A. Murayama, and I. Suemune,

``Time-resolved measurements of Cooper-pair radiative recombination in InAs quantum dots,''

JJAP

Journal of Applied Physics 118,pp.073102-1--073102-7 Aug. (2015). - 253.

S. S. Mou, H. Irie, Y. Asano, K. Akahane, H. Nakajima, H. Kumano, M. Sasaki, A. Murayama, and I. Suemune,

"Optical observation of superconducting density of states in luminescencespectra of InAs quantum dots," Phys. Rev. B 92(2), pp. 035308-1-- 035308-9, July (2015). - 252.

M. Sasaki, M. Fujiwara, R. Jin, M. Takeoka, T. S. Han, H. Endo, K. Yoshino, T. Ochi, S. Asami, and A. Tajima,

"Quantum Photonic Network: Concept, Basic Tools, and Future Issues,"

IEEE J. of Select. Topics in Quantum Electronics, 21(3), pp.6400313-1--6400313-13, May (2015). - 251.

M. Takeoka, R. Jin, M. Sasaki,

“Full analysis of multi-photon pair effects in spontaneous parametric down conversion based photonic quantum information processing,”

New J. Phys. 17, pp. 043030-1--043030-17, Apr. (2015). - 250.

S. S. Mou, H. Irie, Y. Asano, K. Akahane, H. Kurosawa, H. Nakajima, H. Kumano, M. Sasaki, and I. Suemune,

“Superconducting Light-Emitting Diodes,”

IEEE J. of Select. Topics in Quantum Electronics 21(2), pp. 7900111-1--7900111-11, Mar. (2015). - 249.

R. Jin, M. Takeoka, U. Takagi, R. Shimizu, and M. Sasaki,

“Highly efficient entanglement swapping and teleportation at telecom wavelength,”

Scientific Reports 5, pp. 9333-1--9333-7, Mar. (2015). - 248.

A. R. Dixon, J. F. Dynes, M. Lucamarini, B. Fröhlich, A. W. Sharpe, A. Plews, S. Tam, Z. L. Yuan, Y. Tanizawa, H. Sato, S. Kawamura, M. Fujiwara, M. Sasaki, and A. J. Shields,

“High speed prototype quantum key distribution system and long term field trial,”

Optic Express 23(6), pp.7583--7592, Mar. (2015). - 247.

R. Jin, M. Fujiwara, T. Yamashita, S. Miki, H. Terai, Z. Wang, K. Wakui, R. Shimizu, and M. Sasaki,

“Efficient detection of a highly bright photon source using superconducting nanowire single photon detectors,”

Opt. Commun. 336, pp. 47--54, Feb. (2015). - 246.

R. Wakabayashi, M.Fujiwara, K. Yoshino, Y.Nanbu, M. Sasaki, and T. Aoki,

“Time-bin entangled photon-pair generation using Si micro-ring resonator,”

Optic Express 23(2), pp. 1103--1113, Jan. (2015). - 245.

M. Fujiwara, T. Domeki, S. Moriai, and M. Sasaki,

“Highly Secure Network Switches with Quantum Key Distribution Systems,”

Int. J. of Network Security 17(1), pp. 34--39, Jan. (2015).

## 2014

- 244.

R. Jin, R. Shimizu, I. Morohashi, K. Wakui, M. Takeoka, S. Izumi, T. Sakamoto, M. Fujiwara, T. Yamashita, S. Miki, H. Terai, Z. Wang, M. Sasaki,

“Efficient generation of twin photons at telecom wavelengths with 10 GHz repetition-rate tunable comb laser,”

Scientific Reports 4, 7468, pp. 7468-1--7468-6, Dec. (2014). - 243.

T. Han, H. Endo, M. Sasaki,

“Reliability and Secrecy Functions of the Wiretap Channel Under Cost Constraint,”

IEEE Trans. on Inorm. Theory 60(11), pp. 6819--6843, Nov. (2014). - 242.

M. Takeoka, R. Jin, M. Sasaki,

“Theory of multi-photon pair effects in spontaneous parametric down conversion based quantum information processing ,”

12th International Conference on Quantum Communication, Measurement, and Computing (QCMC2014), pp. 55--56, Nov. (2014). - 241.

M. Takeoka, S. Guha, and M. M. Wilde,

“Fundamental rate-loss tradeoff for optical quantum key distribution,”

Nature Communications 5, pp. 5235-1--5235-7, Oct. (2014). - 240.

K. Wakui, K. Hayasaka, T. Ido,

“Generation of vacuum ultraviolet radiation by intracavity high-harmonic generation toward state detection of single trapped ions,”

Appl. Phys. B: Lasers and Optics 117(3), pp. 957--967, Sept. (2014). - 239.

M. Takeoka, S.Guha, M.M.Wilde

“Squashed Entanglement and the Two-Way Assisted Capacities of a Quantum Channel,”

Proceedings of International Symposium on Information Theory (ISIT2014), 2799--2803, Aug. (2014). - 238.

M. Takeoka, and S. Guha,

“Capacity of optical communication in loss and noise with general quantum Gaussian receivers,”

Proceedings of International Symposium on Information Theory (ISIT) , pp. 2799--2803, July (2014). - 237.

M. Takeoka, and S. Guha,

“Squashed Entanglement and the Two-Way Assisted Capacities of a Quantum Channel,”

Proceedings of International Symposium on Information Theory (ISIT) , pp. 326--330, June (2014). - 236.

M. Fujiwara, K. Yoshino, Y. Nambu, T. Yamashita, S. Miki, H. Terai, Z. Wang, M. Toyoshima, A. Tomita and M. Sasaki,

“Modified E91 protocol demonstration with hybrid entanglement photon source,”

Optics Express 22(11), pp. 13616--13624, June (2014). - 235.

R. Jin, R. Shimizu, K. Wakui, M. Fujiwara, T. Yamashita, S. Miki, H. Terai, Z. Wang, and M. Sasaki,

“Pulsed Sagnac polarization-entangled photon source with a PPKTP crystal at telecom wavelength,”

Optics Express 22(10), pp. 11498--11507, May (2014). - 234.

R. Ikuta, T. Kobayashi, S. Yasui, S. Miki, T. Yamashita, H. Terai, M. Fujiwara, T. Yamamoto, M. Koashi, M. Sasaki, Z. Wang, and N. Imoto,

“Frequency down-conversion of 637 nm light to the telecommunication band for non-classical light emitted from NV centers in diamond,”

Optics Express 22(9), pp. 11205--11214, May (2014). - 233.

H.Tahara, Y.Ogawa, F.Minami, K.Akahane, and M.Sasaki,

“Long-Time Correlation in Non-Markovian Dephasing of an Exciton-Phonon System in InAs Quantum Dots,”

Phys. Rev. Lett. 112, pp. 147404-1--147404-5, Apr. (2014). - 232.

M. Takeoka, and S. Guha,

“Capacity of optical communication in loss and noise with general quantum Gaussian receivers,”

Phys. Rev. A 89(4), pp. 042309-1--042309-9, Apr. (2014). - 231.

K. Wakui, Y. Eto, H. Benichi, S. Izumi, T. Yanagida, K. Ema, T. Numata, D. Fukuda, M. Takeoka, and M. Sasaki,

“Ultrabroadband direct detection of nonclassical photon statistics at telecom wavelength,”

Scientific Reports 4(4535), pp. 1--7, Apr. (2014). - 230.

S. Guha, P. Hayden, H. Krovi, S. Lloyd, C. Lupo, J. H. Shapiro, M. Takeoka, and M. M. Wilde,

“Quantum enigma machines and the locking capacity of a quantum channel,”

PRX 4(1), pp. 011016-1--011016-23, Jan. (2014). - 229.

K. Shimizu, T. Honjo, M. Fujiwara, T. Ito, K. Tamaki, S. Miki, T. Yamashita, H. Terai, Z. Wang, and M. Sasaki,

"Performance of Long-Distance Quantum Key Distribution over 90-km Optical Links Installed in a Field Environment of Tokyo Metropolitan Area,"

IEEE/OSA Journal of Lightwave Technology 32(1), pp. 141--151, Jan. (2014).

## 2013

- 228.

K. Yoshino, T. Ochi, M. Fujiwara, M. Sasaki, and A. Tajima,

"Maintenance-free operation of WDM quantum key distribution system through a field fiber over 30 days,"

Optics Express 21(25), pp. 31395--31401, Dec. (2013). - 227.

M. Fujiwara, S. Izumi, M. Takeoka, and M. Sasaki,

“Performance gain of displacement receiver with optimized prior probability,”

Physics Letters A 377(39), pp. 2723--2728, Nov. (2013). - 226.

R. Ikuta, T. Kobayashi, H. Kato, S. Miki, T. Yamashita, H. Terai,

M.Fujiwara, T. Yamamoto, M. Koashi, M. Sasaki, Z. Wang, and N. Imoto,

“Nonclassical two-photon interference between independent telecommunication

light pulses converted by difference-frequency generation,”

Phys. Rev. A88(4), pp. 042317-1--042317-4, Oct. (2013). - 225.

X. Liu, K. Akahane, N. A. Jahan, N. Kobayashi, M. Sasaki, H. Kumano, and I. Suemune,

“Single-photon emission in telecommunication band from an InAs quantum dot grown on InP with molecular-beam epitaxy,”

Appl. Phys. Lett. 103(6), pp. 061114-1--061114-4, Aug. (2013). - 224.

K. Asakura, Y. Mitsumori, H. Kosaka, K. Edamatsu, K. Akahane, N. Yamamoto, M. Sasaki, and N. Ohtani,

"Excitonic Rabi oscillations in self-assembled quantum dots in the presence of a local field effect,"

Phys. Rev. B87(24), pp. 241301-1--241301-4, June (2013). - 223.

R. Jin, K. Wakui, R. Shimizu, H. Benichi, S. Miki, T. Yamashita, H. Terai, Z. Wang, M. Fujiwara, and M. Sasaki,

“Nonclassical interference between independent intrinsically pure single photons at telecommunication wavelength,”

Phys. Rev. A 87(6), pp. 063801-1--063801-4, June (2013). - 222.

J. S. Neergaard-Nielsen, Y. Eto, C. - W. Lee, H. Jeong and M. Sasaki,

“Quantum tele-amplification with a continuous-variable superposition state,”

Nature Photonics 7, pp. 439--443, May (2013). - 221.

Y. Hibi, H. Matsuo, S. Sekiguchi, H. Ikeda, and M. Fujiwara,

“Evaluation of Submillimeter/Terahertz Camera Performance With the Cryogenic Multi-ChannelRead Out System,”

IEEE Trans. TERAHERTZ SCIENCE AND TECHNOLOGY, 3(4), pp. 422--427, July (2013). - 220.

R. Jin, R. Shimizu, K. Wakui, H. Benichi, and M. Sasaki,

“Widely tunable single photon source with high purity at telecom wavelength,”

Opt. Express 21(9), pp. 010659--010666, May (2013). - 219.

S. Izumi, M. Takeoka, K. Ema, and M. Sasaki,

“Quantum receivers with squeezing and photon-number-resolving detectors for M-ary coherent state discrimination,”

Phys. Rev. A 87(4), pp.042328-1--042328-6, Apr. (2013). - 218.

M. Fujiwara, T. Honjo, K. Shimizu, K. Tamaki, and M. Sasaki,

“Characteristics of superconducting single photon detector in DPS-QKD system under bright illumination blinding attack,”

Opt. Express 21(5), pp. 6304--6312, Mar. (2013). - 217.

T. Honjo, M. Fujiwara, K.Shimizu, K. Tamaki, S. Miki, T. Yamashita, H. Terai, Z.Wang and M. Sasaki,

"Countermeasure against tailored bright illumination attack for DPS-QKD,"

Opt. Express 21(3), pp. 2667--2673, Feb.(2013). - 216.

R. Ikuta, H. Kato, Y. Kusaka, S. Miki, T. Yamashita, H. Terai, M. Fujiwara, T. Yamamoto, M. Koashi, M. Sasaki, Z. Wang and N. Imoto,

"High-fidelity conversion of photonic quantum information to telecommunication wavelength with superconducting single-photon detectors,"

Phys. Rev. A 87(1), pp. 010301-1--010301-4, Jan. (2013). - 215.

H. Tahara, Y. Ogawa, F. Minami, K. Akahane and M. Sasaki,

"Anisotropic optical properties of excitons in strain-controlled InAs quantum dots,"

Phys. Rev. B 87, pp. 035304-1--035304-10, Jan. (2013).

## 2012

- 214.

S. Miki, T. Yamashita, H. Terai, K. Makise, M. Fujiwara, M. Sasaki, and Z. Wang,"Development of fiber-coupled four-element superconducting nanowire single-photon detectors," Physics Procedia 36, pp. 77--81(2012). - 213.

M. Toyoshima, T. Sasaki, H. Takenaka, Y. Takayama, Y. Koyama, M. Fujiwara and M. Sasaki,

"Verification Plan of Basic Quantum Key Distribution Experiments by Using a Small Satellite,"

Trans. JSASS Aerospace Tech. Japan, 10(ists28), pp. Pj_9--Pj_15 (2012). - 212.

J. F. Dynes, I. Choi, A. W. Sharpe, A. R. Dixon, Z. L. Yuan, M. Fujiwara,M. Sasaki, and A. J. Shields,

"Stability of high bit rate quantum key distribution on installed fiber,"

Opt. Express. 20(15), pp. 16339--16347 (2012). - 211.

C. R. Müller, M. A. Usuga, C. Wittmann, M. Takeoka, Ch. Marquardt, U. L. Andersen and G. Leuchs,

"Quadrature phase shift keying coherent state discrimination via a hybrid receiver,"

New J. Phys. 14, pp. 083009/1--13 (2012). - 210.

S. Izumi, M. Takeoka, M. Fujiwara, N. D. Pozza, A. Assalini, K. Ema, and M. Sasaki,

"Displacement receiver for phase-shift-keyed coherent states,"

Phys. Rev. A 86(4), pp. 042328/1--11 (2012). - 209.

J.-H. Huh, C. Hermannst_dter, K. Akahane, N. A. Jahan, M. Sasaki, and I. Suemune,

"Silver Embedded Nanomesas as Enhanced Single Quantum Dot Emitters in the Telecommunication C Band,"

Japanese Journal of Applied Physics, 51, pp. 06FF12-1--5 (2012). - 208.

A. Tanaka, M. Fujiwara, K. Yoshino, S. Takahashi, Y. Nambu, A. Tomita, S. Miki, T. Yamashita, Z. Wang, M. Sasaki, and A. Tajima,

"High-Speed Quantum Key Distribution System for 1-Mbps Real-Time Key Generation,"

IEEE J. Quantum Electron. 48(4), pp. 542--550 (2012). - 207.

C Hermannstadter, N A Jahan, J-H Huh, H Sasakura, K Akahane, M Sasaki, and I Suemune,

"Inter-dot coupling and excitation transfer mechanisms of telecommunication band InAs quantum dots at elevated temperatures,"

New J. Phys. 14, pp. 023037/1--19 (2012). - 206.

Y. Hibi, H. Matsuo, H. Nagata, H. Ikeda, and M. Fujiwara,

"The Cryogenic Multi-Channel Readout System for Submillimeter/Terahertz Cameras,"

J. Low Temp. Phys. 10.1007/s(10909-012-0595-6), pp. 1--5 (2012). - 205.

K. Hayasaka,

"Synthesis of two-species ion chains for a new optical frequency standard with an indium ion,"

Appl. Phys. B 10.1007/s(00340-012-4909-9), pp. 1--6 (2012). - 204.

K. Yoshino, M. Fujiwara, A. Tanaka, S. Takahashi, Y. Nambu, A. Tomita, S. Miki, T. Yamashita, Z. Wang, M. Sasaki, and A. Tajima,

"High-speed wavelength-division multiplexing quantum key distribution system,"

Opt. Lett. 37(2), pp. 223--225 (2012).

## 2011

- 203.

T. Yamashita, S. Miki, K. Makise, W. Qiu, H. Terai, M. Fujiwara, M. Sasaki, and Z. Wang,

"Origin of intrinsic dark count in superconducting nanowire single-photon detectors,"

Appl. Phys. Lett. 99(16), pp. 161105/1--3 (2011). - 202.

Y. Nambu, S. Takahashi, K. Yoshino, A. Tanaka, M. Fujiwara, M. Sasaki, A. Tajima, S. Yorozu, and A. Tomita,

"Efficient and low-noise single-photon avalanche photodiode for 1.244-GHz clocked quantum key distribution,"

Opt. Express. 19(21), pp. 20531 -- 20541 (2011). - 201.

Y. Eto, A. Koshio, A. Ohshiro, J. Sakurai, K. Horie, T. Hirano, and M. Sasaki,

"Efficient homodyne measurement of picosecond squeezed pulses with pulse shaping technique,"

Opt. Lett. 36 (23), pp. 4653--4655 (2011). - 200.

T. Yamashita, S. Miki, W. Qiu, M. Fujiwara, M. Sasaki and Z. Wang,

"Performances of Fiber-Coupled Superconducting Nanowire Single-Photon Detectors Measured at Ultralow Temperature,"

IEEE Trans.Appl.Supercond. 21(3), pp. 336_339(2011). - 199.

S. Miki, T. Yamashita, M. Fujiwara, M. Sasaki and Z. Wang,

"Characterization of Coupling Efficiency and Absorption Coefficient for Fiber-Coupled SNSPD With an Optical Cavity,"

IEEE Trans.Appl.Supercond. 21(3), pp. 332_335(2011). - 198.

S. Miki, H. Terai, T. Yamashita, K. Makise, M. Fujiwara, M. Sasaki, and Z. Wang,

"Superconducting single photon detectors integrated with single flux quantum readout circuits in a cryocooler,"

Appl. Phys. Lett. 99, pp. 111108/1--3 (2011). - 197.

A. Waseda, M. Sasaki, M. Takeoka, M. Fujiwara, M. Toyoshima, and A. Assalini,

"Numerical Evaluation of PPM for Deep-Space Links,"

J. Opt. Commun. Netw. 3(6), pp. 514--521 (2011). - 196.

Y. Nambu, S. Takahashi, K. Yoshino, A. Tanaka, M. Fujiwara, M. Sasaki, A. Tajima, S. Yorozu, and A. Tomita,

"Efficient and low-noise single-photon avalanche photodiode for 1.244-GHz clocked quantum key distribution,"

Opt. Express. 19(21), pp 20531--20541 (2011). - 195.

M. Fujiwara, A. Tanaka, S. Takahashi, K. Yoshino, Y. Nambu, A. Tajima, S. Miki, T. Yamashita, Z. Wang, A. Tomita, and M. Sasaki,

"Afterpulse-like phenomenon of superconducting single photon detector in high speed quantum key distribution system,"

Opt. Express. 19(20), pp 19562--19571 (2011). - 194.

P. J Clarke, R. J Collins, P. A Hiskett, M.-J. García-Martínez, N. J Krichel, A. McCarthy, M. G Tanner, J. A O’Connor, C. M Natarajan, S. Miki, M. Sasaki, Z. Wang, M. Fujiwara, I. Rech, M. Ghioni, A. Gulinatti, R. H Hadfield, P. D Townsend and G. S Buller,

"Analysis of detector performance in a gigahertz clock rate quantum key distribution system,"

New J. Phys. 13(7), pp 075008/1--23 (2011). - 193.

J. H. Huh, C. Hermannstadter1, K. Akahane, H. Sasakura, N. A. Jahan, M. Sasaki, and I. Suemene,

"Fabrication of Metal Embedded Nano-Cones for Single Quantum Dot Emission,"

Jpn. J. Appl. Phys. 50, pp 06GG02/1--5 (2011). - 192.

K. Tsujino, D. Fukuda, G. Fujii, S. Inoue, M. Fujiwara, M. Takeoka, and M. Sasaki,

"Quantum Receiver beyond the Standard Quantum Limit of Coherent Optical Communication,"

Phys. Rev. Lett. 106(25), pp 250503/1--4 (2011). - 191.

T.Yamashita, S.Miki, W.Qiu, M.Fujiwara, M.Sasaki and Z.Wang,

"Performances of Fiber-Coupled Superconducting Nanowire Single-Photon Detectors Measured at Ultralow Temperature,"

IEEE Trans.Appl.Supercond. 21(3), pp. 336--339 (2011). - 190.

S.Miki, T.Yamashita, M.Fujiwara, M.Sasaki and Z.Wang,

"Characterization of Coupling Efficiency and Absorption Coefficient for Fiber-Coupled SNSPD With an Optical Cavity,"

IEEE Trans.Appl.Supercond. 21(3), pp. 332--335 (2011). - 189.

K. Hayasaka,

"Modulation-free optical locking of an external-cavity diode laser to a filter cavity,"

Opt. Lett. 36(12), pp. 2188--2190 (2011). - 188.

M. Toyoshima, H. Takenaka, Y. Shoji, Y. Takayama, M. Takeoka, M. Fujiwara, and M. Sasaki,

"Polarization-Basis Tracking Scheme in Satellite Quantum Key Distribution,"

Int. J. Opt. 2011, pp. 1--8 (2011). - 187.

M. Sasaki, M. Fujiwara, H. Ishizuka, W. Klaus, K. Wakui, M. Takeoka, S. Miki, T. Yamashita, Z. Wang, A. Tanaka, K. Yoshino, Y. Nambu, S. Takahashi, A. Tajima, A. Tomita, T. Domeki, T. Hasegawa, Y. Sakai, H. Kobayashi, T. Asai, K. Shimizu, T. Tokura, T. Tsurumaru, M. Matsui, T. Honjo, K. Tamaki, H. Takesue, Y. Tokura, J. F. Dynes, A. R. Dixon, A. W. Sharpe, Z. L. Yuan, A. J. Shields, S. Uchikoga, M. Legré, S. Robyr, P. Trinkler, L. Monat, J.-B. Page, G. Ribordy, A. Poppe, A. Allacher, O. Maurhart, T. Länger, M. Peev, and A. Zeilinger,

"Field test of quantum key distribution in the Tokyo QKD Network,"

Opt. Express 19(11), pp. 10387--10409 (2011). - 186.

J. N- Nielsen, M. Takeuchi, K. Wakui, H. Takahashi, K. Hayasaka, M. Takeoka, M. Sasaki,

"Photon subtraction from traveling fields - recent experimental applications,"

Progress in Informatics 8, pp. 5--18 (2011). - 185.

M. Takeoka, J. N-Nielsen, M. Takeuchi, K. Wakui, H. Takahashi, K. Hayasaka, M. Sasaki,

"Engineering of optical continuous-variable qubits via displaced photonsubtraction: multimode analysis,"

J. Mod. Opt. 58(3), pp. 266--275 (2011). - 184.

T.- S. Han,

"Multicasting Multiple Correlated Sources to Multiple Sinks Over a Noisy Channel Network,"

IEEE Trans. Information Theory 57(1), pp. 4--13 (2011). - 183.

S. Miki, T. Yamashita, M. Fujiwara, M. Sasaki, and Z. Wang,

"Enhancing Detection Efficiency by Applying an Optical Cavity Structure in a Superconducting Nanowire Single-Photon Detector,"

IEICE TRANS. ELECTRON. E94-C(3), pp 260--265 (2011).

## 2010

- 182.

J. Neergaard-Nielsen, M. Takeuchi, K. Wakui, H. Takahashi, K. Hayasaka, M. Takeoka, M. Sasaki,

"Bridging discrete and continuous variables in quantum information,"

Opt. Photo. News. 21(12), pp 46 (2010). - 181.

Y. Yoshida, M. Takeoka, and M. Sasaki,

"Invariance of the bit error rate in the ancilla-assisted homodyne detection,"

Phys. Rev. A 82(5), pp 052303/1--4 (2010). - 180.

M. Fujiwara, S. Miki, T. Yamashita, Z. Wang, M. Sasaki,

"Photon level crosstalk between parallel fibers installed in urban area,"

Opt. Express. 18(21), pp 22199 --22207 (2010). - 179.

T. Yamashita, S. Miki, W. Qiu, M. Fujiwara, M. Sasaki, Z. Wang,

"Temperature dependent performances of superconducting nanowire single-photon detectors in an ultralow-temperature region,"

Appl. Phys. Express 3(10), pp 102502/1--3 (2010). - 178.

M. Akiba, K. Tsujino, M. Sasaki,

"Ultrahigh-sensitivity single-photon detection with linear-mode silicon avalanche photodiode,"

Opt. Lett. 35(15), pp 2621--2623 (2010). - 177.

J. Neergaard-Nielsen, M. Takeuchi, K. Wakui, H. Takahashi, K. Hayasaka, M. Takeoka, M.Sasaki,

"Optical continuous-variable qubit,"

Phys. Rev. Lett. 105, pp 053602/1--4 (2010). - 176.

C. Wittmann, U. L. Andersen, D. Sych, G. Leuchs, M. Takeoka,

"Discrimination of binary coherent states using a homodyne detector and a photon number resolving detector,"

Phys. Rev. A 81(6), pp 062338/1--11 (2010). - 175.

S. Miki, T. Yamashita, M. Fujiwara, M. Sasaki, Z. Wang,

"Multichannel SNSPD system with high detection efficiency at telecommunication wavelength,"

Opt. Lett. 35 (13), pp 2133--2135 (2010). - 174.

C. M. Natarajan, A. Peruzzo, S. Miki, M. Sasaki, Z. Wang, B. Baek, S. Nam, R. H. Hadfield, J. L. O達rien,

"Operating quantum waveguide circuits with superconducting single-photon detectors,"

Appl. Phys. Lett. 96(21), pp 211101/1--3 (2010). - 173.

K. Tsujino, D. Fukuda, G. Fujii, S. Inoue, M. Fujiwara, M.Takeoka, M. Sasaki,

"Sub-shot-noise-limit discrimination of on-off keyed coherent signals via a quantum receiver with a superconducting transition edge sensor,"

Opt. Express. 18(8), pp 8107--8114 (2010). - 172.

C. Wittmann, U. L. Andersen, M. Takeoka, D. Sych, and, G. Leuchs,

"Demonstration of Coherent-State Discrimination Using a Displacement-Controlled Photon-Number-Resolving Detector,"

Phys. Rev. Lett. 104, pp 100505/1--4 (2010). - 171.

A. Waseda, M. Takeoka, M. Sasaki, M. Fujiwara, H. Tanaka,

"Quantum detection of wavelength-division-multiplexing optical coherent signals,"

J. Opt. Soc. Am. B, 27(2), pp 259--265 (2010). - 170. M. Takeoka, K. Tsujino, and M. Sasaki,

"Cut-off rate analysis of practical quantum receivers,"

J. Mod. Opt. 57 (3), pp 207--212 (2010). - 169.

H. Takahashi, J. S. Neergaard-Nielsen, M. Takeuchi, M. Takeoka, K. Hahasaka, A. Furusawa,

M. Sasaki,

"Entanglement distillation from Gaussian input states,"

Nat. Photonics 4, pp 178--181 (2010). - 168.

Y. Hibi, H. Matsuo, H. Nagata, H. Ikeda, M. Fujiwara,

"The Cryogenic Digital Readout Module with GaAs JFET Ics,"

Conference proceeding of 13th lnternational workshop on low temperature detectors LTD13, 1185, pp 290--293 (2010). - 167.

M. Fujiwara, H. Nagata, Y. Hibi, H. Matsuo, M. Sasaki,

"Cryogenic Low Noise Amplifier with GaAs JFETs,"

Conference proceeding of 13th lnternational workshop on low temperature detectors LTD13, 1185, pp 267--270 (2010). - 166.

H. Nagata, Y. Hibi, H. Matsuo, H. Ikeda, M. Fujiwara,

"Development of cryogenic analog amplifiers based on GaAs-JFET technology for high impedance array sensors,"

Conference proceeding of 13th lnternational workshop on low temperature detectors LTD13, 1185, pp 115--118 (2010). - 165.

H. Matsuo, Y. Hibi, T. Suzuki, M. Naruse, T. Noguchi, Y. Uzawa, H. Nagata, H. Ikeda, T. Otani, M. Fujiwara,

"Superconducting THz Camera with GaAs-JFET Cryogenic Readout Electronics,"

Conference proceeding of 13th lnternational workshop on low temperature detectors LTD13, 1185, pp 393--396 (2010).

## 2009

- 164.

M. Fujiwara, M. Toyoshima, M. Sasaki, K. Yoshino, Y. Namb, and A. Tomita,

"Performance of hybrid entanglement photon pair source for quantum key distribution,"

Appl. Phys. Lett. 95(26), pp 261103 (2009). - 163.

M. Toyoshima, Y. Shoji, C. A. Schäfer, Y. Takayama, H. Kunimori, M. Takeoka, M. Fujiwara,

M. Sasaki,

"Comparison of free-space and fiber-based transmission systems in quantum cryptography,"

Trans. JSASS Space Tech. Japan 7, 7 (2009). - 162.

J. Ishi-Hayase, K. Akahane, N. Yamamoto, M. Kujiraoka, K, Ema, and M. Sasaki,

"Exciton coherence in semiconductor quantum dots,"

Phys. Stat. Sol. (c), 6 (1), pp 162--167 (2009). - 161.

Z. Wang, S. Miki, M. Fujiwara,

"Superconducting Nanowire Single-Photon Detectors for Quantum Information and Communications,"

IEEE Journal of Selected Topics in Quantum Electoronics, 15 (6) pp 1741--1747 (2009). - 160.

S. Miki, M. Takeda, M. Fujiwara, M. Sasaki, Z. Wang,

"Compactly packaged superconducting nanowire single-photon detector with an optical cavity for multichannel system,"

Opt. Express 17, pp 23557 --23564 (2009). - 159.

M. Kujiraoka, J. Ishi-Hayase, K. Akahane, N. Yamamoto, K. Ema, M. Sasaki,

"A new method for coherent control in a quantum dot ensemble,"

J. Phys. 193 pp 012125/1--4 (2009). - 158.

M. Kujiraoka, J. Ishi-Hayase, K. Akahane, N. Yamamoto, K. Ema, M. Sasaki,

"Ensemble effect on Rabi oscillations of excitons in quantum dots,"

Phys. Stat. Sol. (a) Applications and materials science, 206 (5) pp 952--955 (2009). - 157.

M. Akiba, K. Tsujino, K. Sato, M. Sasaki,

"A multipixel silicon avalanche photodiode with ultralow dark count rate at liquid nitrogen temperature,"

Opt. Express 17 (19), pp 16885--16897 (2009). - 156.

S. Miki, M. Takeda, M. Fujiwara, M. Sasaki, A. Otomo, Z. Wang,

"Superconducting NbTiN Nanowire Single Photon Detectors with Low Kinetic Inductance,"

Appl. Phys. Express 2, 075002, pp 1--3 (2009). - 155.

S. Miki, M. Fujiwara, M. Sasaki, Z. Wang,

"Development of SNSPD System With Gifford-McMahon Cryocooler,"

IEEE Trans. Appl. Supercond. 19(3), pp 332--335 (2009). - 154.

M. Fujiwara, S. Miki, M. Sasaki, and Z. Wang,

"Multi-channeled NbN superconducting single photon detectors (SSPDs) system with NbN meander nanowires,"

Proc. of The 9th International Conference on Quantum Communication, Measurement and Computing (QCMC2008), pp 279--282 (2009). - 153.

M. Fujiwara, H. Nagata, H. Matsuo, and M. Sasaki,

"Optical control of low frequency noise behavior in cryogenic GaAs junction field effect transistor,"

Cryogenics, 49, pp 626--629 (2009). - 152.

Y. Hibi, H. Matsuo, H. Arai, H. Nagata, H. Ikeda, and M. Fujiwara,

"The Cryogenic Multiplexer and Shift Register for Submillimeter-wave Digital Camera,"

Cryogenics, 49, pp 672--675 (2009). - 151.

H. Nagata, H. Matsuo, Y. Hibi, M. Nakahashi, H. Ikeda, and M. Fujiwara,

"GaAs cryogenic readout electronics for high impedance detector arrays for far-infrared and submillimeter wavelength region,"

Cryogenics, 49, pp 676--680 (2009).

## 2008

- 150.

K. Matsubara, K. Hayasaka, Y. Li, H. Ito, S. Nagano, M. Kajita, and M. Hosokawa,

"Frequency Measurement of the Optical Clock Transition of 40Ca+ Ions with an Uncertainty of 10-14 Level,"

Appl. Phys. Exp. 1, pp 067011/1--2 (2008). - 149.

H. Takahashi, K. Wakui, S. Suzuki, M. Takeoka, K. Hayasaka, A. Furusawa, M. Sasaki,

"Generation of large-amplitude coherent-state superposition via ancilla-assisted photon-subtraction,"

Phys. Rev. Lett. 101, pp 233605/1--4 (2008). - 148.

C. Wittmann, M. Takeoka, K. N. Cassemiro, M. Sasaki, G. Leuchs, U. L. Andersen,

"Demonstration of near-optimal discrimination of optical coherent states,"

Phys. Rev. Lett. 101, pp 210501/1--4 (2008). - 147.

T. Honjo, S. W. Nam, H. Takesue, Q. Zhang, H. Kamada, Y. Nishida, O. Tadanaga, M. Asobe, B. Baek, R Hadfield, S. Miki, M. Fujiwara, M. Sasaki, Z. Wang, K. Inoue, and Y. Yamamoto,

"Long-distance entanglement-based quantum key distribution over optical fiber,"

Opt. Exp. 16 (23), pp 19118--19126 (2008). - 146.

M. Akiba, K. Ogawa, K. Wakamori, K. Kodate, S. Ito,

"Measurement and simulation of the effect of snowfall on free-space optical propagation,"

Appl. Opt. 47 (31), pp 5736--5743 (2008). - 145.

O. Kojima, T. Isu, J. Ishi-Hayase, A. Kanno, R. Katouf, M. Sasaki, and M. Tsuchiya,

"Spectral Width Dependence of Residual Carrier Effect on Nonlinear Optical Response Of Weakly Confined Excitons,"

Phys. Stat. Sol. (c) 5 (9), pp 2858--2860 (2008). - 144.

M. Fujiwara, H. Nagata, H. Matsuo, and M. Sasaki,

"Optical reduction of low frequency noise in cryogenic GaAs junction field effect transistor ,"

Appl. Phys. Lett. 93 pp 043503/1--3 (2008). - 143.

A. Tanaka, M. Fujiwara, S. W. Nam, Y. Nambu, S. Takahashi, W. Maeda, K. Yoshino, S. Miki, B. Baek, Z. Wang, A. Tajima, M. Sasaki, and A. Tomita,

"Ultra fast quantum key distribution over a 97 km installed telecom fiber with wavelength division multiplexing clock synchronization,"

Opt. Express 16 (15), pp 11354--11360 (2008). - 142.

M. Takeoka and M. Sasaki,

"Discrimination of the binary coherent signal: Gaussian-operation limit and simple non-Gaussian near-optimal receivers,"

Phys. Rev. A 78 pp 022320/1--7, (2008). - 141.

M. Takeoka, H. Takahashi, and M. Sasaki,

"Large-amplitude coherent-state superposition generated by a time-separated two-photon subtraction from a continuous-wave squeezed vacuum,"

Phys. Rev. A 77 pp 062315/1--9 (2008). - 140.

M. Sasaki, M. Takeoka, H. Takahashi,

"Temporally multiplexed superposition states of continuous variables,"

Phys. Rev. A 77, pp 063840/1--11 (2008). - 139.

S. Miki, M. Fujiwara, M. Sasaki, B. Baek, A. J. Miller, R. H. Hadfield, S. W. Nam, Z. Wang,

"Large sensitive-area NbN nanowire superconducting single-photon detectors fabricated on single-crystal MgO substrates,"

Appl. Phys. Lett. 92, pp. 061116/1--3 (2008). - 138.

O. Kojima, T. Isu, J. Ishi-Hayase, A. Kanno, R. Katouf, M. Sasaki, and M. Tsuchiya,

"Ultrafast response induced by interference effects between weakly confined exciton states," (selected as a paper of Editors' choice)

J. Phys. Soc. Jpn., 77 (4), pp 044701/1--4 (2008). **137.**

J. Ishi-Hayase, K. Akahane, N. Yamamoto, M. Kujiraoka, K. Ema, and M. Sasaki,

"Correlation effect of Rabi oscillations of excitons in quantum dots,"

J. Lumin. 128 (5-6), pp 1016--1018 (2008).**136.**

M. Kujiraoka, J. Ishi-Hayase, K. Akahane, N. Yamamoto, K. Ema, and M. Sasaki,

"Radiative and non-radiative relaxation of excitons in strain-compensated quantum dots,"

J. Lumin. 128 (5-6), pp 972--974 (2008).**135.**

O. Kojima, T. Isu, J. Ishi-Hayase, A. Kanno, R. Katouf, M. Sasaki, and M. Tsuchiya,

"Effects of excitation spectral width on decay profile of weakly confined excitons,"

J. Lumin. 128 (5-6), pp 966--968 (2008).**134.**

A. Kanno, R. Katouf, O. Kojima, J. Ishi-Hayase, M. Sasaki, M. Tsuchiya, and T. Isu,

"Photoluminescence dynamics of weakly confined excitons in GaAs thin films,"

J. Lumin. 128 (5-6), pp 1069--1071 (2008).**133.**

O. Kojima, T. Isu, J. Ishi-Hayase, A. Kanno, R. Katouf, M. Sasaki, and M. Tsuchiya,

"Decay of orientational grating of weakly confined excitons in GaAs thin films,"

J. Lumin. 128 (5-6), pp 963--965 (2008).**132.**

H. Nagata, J. Kobayashi, H. Matsuo, M. Nakahashi, K. Kobayashi, H. Ikeda, M. Fujiwara,

"Fabrication of cryogenic readout circuits with n-type GaAs-JFETs for low temperature detectorsm,"

J. Low Temp. Phys. 151 (3-4), pp 1--6 (2008).- 131.

A. Kanno, R. Katouf, O. Kojima, J. Ishi-Hayase, M. Tsuchiya, and T. Isu,

"Ultrafast optical Kerr effect of excitons weakly confined in GaAs thin films,"

Phys. Stat. Sol. 5 (1), 360--363 (2008).

## 2007

**130.**

S. Miki, M. Fujiwara, M. Sasaki, Z. Wang,

"NbN Superconducting Single-Photon Detectors Prepared on Single-Crystal MgO Substrates,"

IEEE trans. on Applied Superconductivity 17, 2, pp 285--288 (2007).**129.**

A. Kitagawa, M. Takeoka, M. Sasaki, and A. Chefles,

"Entanglement evaluation of non-Gaussian states generated by photon subtraction from squeezed states,"

Proc. of The 8th International Conference on Quantum Communication, Measurement and Computing(QCMC2006), Japan, pp 509--512 (2007).- 128.

J. Ishi-Hayase, K. Akahane, N. Yamamoto, M. Kujiraoka, K. Ema, and M. Sasaki,

"Negligible Pure Dephasing in InAs Self-Assembled Quantum Dots ,"

Jpn. J. Appl. Phys. 46 (9B), pp 6352--6354, (2007). - 127.

K. Hirosawa, F. Kannari, M. Takeoka and M. Sasaki,

"Quantum correlated pulse-pair generation during pulse-trapping propagation in optical fibers,"

Phys. Rev. A 76 (4), pp 043817 /1--5 (2007). - 126.

J. Ishi-Hayase, K. Akahane, N. Yamamoto, M. Sasaki, M. Kujiraoka, and K. Ema,

"Radiatively limited dephasing of quantum dot excitons in the telecommunications wavelength range,"

Appl. Phys. Lett. 91 (10), pp 103111/1--3 (2007). - 125.

K. Tsujino, M. Akiba, and M. Sasaki,

"A charge-integration readout circuit with a linear-mode silicon avalanche photodiode for a photon-number resolving detector,"

Opt. Spectrosc.103 (1), pp 86--89 (2007). **124.**

M. Sasaki, K. Wakui, H. Takahashi, A. Furusawa, M. Fujiwara, K. Tsujino, M. Akiba and S. Suzuki,

"Control of optical continuous variable systems using photon counting and feedforward,"

Proc. of The 8th International Conference on Quantum Communication, Measurement and Computing(QCMC2006), Tsukuba, Japan pp 469--474 (2007).**123.**

M. Fujiwara, and M. Sasaki,

"Direct measurement of non-Poissonian distribution by charge integration photon detector: CIPD,"

Proc. of The 8th International Conference on Quantum Communication, Measurement and Computing(QCMC2006), Japan pp 389--392 (2007).**122.**

M. Takeoka, M. Sasaki, and N. Luetkenhaus,

"Implementing projective measurements with linear optics,"

Proc. of The 8th International Conference on Quantum Communication, Measurement and Computing(QCMC2006), Japan, pp 413--416 (2007).**121.**

K. Tsujino, M. Akiba, and M. Sasaki,

"Cherge-Integration Photon Detector with Silicon APD in The Linear Mode ,"

Proc. of The 8th International Conference on Quantum Communication, Measurement and Computing(QCMC2006), pp 549--552 (2007).**120.**

J. Ishi-Hayase, K. Akahane, N. Yamamoto, M. Kujiraoka, K. Ema, and M. Sasaki,

"Long-lived coherence of quantum dot excitons in the telecommunication waveband,"

Proc. of The 8th International Conference on Quantum Communication, Measurement and Computing(QCMC2006), pp 27--30 (2007).**119.**

M. Fujiwara, and M. Sasaki,

"Photon Number Resolving Detector at Telecom Wavelengths: Charge Integration Photon Detector (CIPD) ,"

IEEE Journal of Selected Topics in Quantum Electronics (JSTQE), 13 (4), pp 952--958, (2007).- 118.

A. Chefles, A. Kitagawa, M. Takeoka, M. Sasaki, J. Twamley,

"Unambiguous discrimination among oracle operators,"

J. Phys. A: Math. & Theor. 40, pp 10183--10213 (2007). - 117.

M. Takeoka, and M. Sasaki,

"Conditional generation of an arbitrary superposition of coherent states,"

Phys. Rev. A 75, pp 064302 /1--4 (2007). - 116.

M. Takeoka,

"Projective measurements via linear optics and photon detectors ,"

Opt. Spectrosc. 103 (1), pp 98--106 (2007). - 115.

O. Kojima, T. Isu, J. Ishi-Hayase, M. Sasaki, M. Tsuchiya,

"Enhancement of nonlinear optical response of weakly confined excitons in GaAs thin films by spectrally rectangle-shape-pulse-excitation ,"

J. Phys. Conference Series 61 pp 618--622 (2007). - 114.

M. Fujiwara and M. Sasaki,

"Direct measurement of photon number statistics at telecom wavelengths using a charge integration photon detector,"

Appl. Opt. 46 (16), pp. 3069--3074 (2007). - 113.

O. Kojima, T. Isu, J. Ishi-Hayase, M. Sasaki, M. Tsuchiya,

"Ultrafast nonlinear optical response of weakly confined excitons in GaAs thin films,"

phys. stat. sol. (c) 4 (5), pp 1731--1734 (2007). - 112.

Y. Zhang, K. Hayasaka, and K. Kasai,

"Efficient noise suppression of an amplified diode-laser by optical filtering and resonant optical feedback,"

Appl. Phys. B 86 (4), pp 643--646 (2007). - 111.

J. Labaziewicz, P. Richerme, K. R. Brown, I. L. Chuang, and K. Hayasaka,

"Compact, filtered diode laser system for precision spectroscopy,"

Opt. Lett. 32 (5) pp 572--574 (2007). - 110.

K. Wakui, H. Takahashi, A. Furusawa, and M. Sasaki,

"Photon subtracted squeezed states generated with periodically poled KTiOPO4,"

Opt. Express 15 (6), pp 3568--3574 (2007). **109.**

A. Tada, K. Hirosawa, F. Kannari, M. Takeoka, and M. Sasaki,

"Photon-number squeezing in a soliton-like Raman Stokes component during propagation of ultrashort pulses in a microstructure fiber,"

J. Opt. Soc. Am. B 24 (3), pp 691--698 (2007).- 108.

K. Tsujino, M. Akiba, and M. Sasaki,

"Ultralow-noise readout circuit with an avalanche photodiode: toward a photon-number-resolving detector,"

Appl. Opt. 46 (7), pp 1009--1014 (2007). **107.**

T. Kishimoto, A. Hasegawa, Y. Mitsumori, J. Ishi-Hayase, M. Sasaki, and F. Minami,

"Decoherence suppression of excitons by bang-bang control,"

J. Lumin. 122-123, pp 539--541 (2007).

## 2006

- 106.

M. Keller, B. Lange, K. Hayasaka, W. Lange, H. Walther,

"Stable Long-Term Coupling of a Single Ion to a Cavity-Mode,"

Journal of Modern Optics, 54 (11), pp 1607--1617 (2006). - 105.

S. Suzuki, H. Yonezawa, F. Kannari, M. Sasaki, and A. Furusawa,

"7 dB quadrature squeezing at 860 nm with periodically poled KTiOPO4, "

Appl. Phys. Lett. 89, pp 061116/1--3 (2006). - 104.

M. Takeoka, M. Sasaki, and N. Luetkenhaus,

"Binary projective measurement via linear optics and photon counting,"

Phys. Rev. Lett. 97, pp 040502/1--4 (2006). - 103.

T. Kishimoto, A. Hasegawa, Y. Mitsumori, J. Ishi-Hayase, M. Sasaki, and F. Minami,

"Decoherence suppression of excitons in GaSe using three successive femtosecond optical pulses,"

Phys. Rev. B 74, pp 073202/1--4 (2006). - 102.

J. Ishi-Hayase, K. Akahane, N. Yamamoto, M. Kujiraoka, K. Ema, and M. Sasaki,

"Long dephasing time in self-assembled InAs quantum dots at over 1.3 μm wavelength,"

Appl. Phys. Lett. 88, pp 261907/1--3 (2006). - 101.

H. Nagata, J. Kobayashi, H. Matsuo, M. Akiba, and M. Fujiwara,

"Cryogenic readout integrated circuits for submillimeter-wave camera,"

Nucl. Instrum. Methods A 559, pp 823--825 (2006). - 100.

A. Kitagawa, M. Takeoka, M. Sasaki, and A. Chefles,

"Entanglement evaluation of non-Gaussian states generated by photon subtraction from squeezed states,"

Phys. Rev. A 73, pp 042310/1--12 (2006). - 99.

J. Ishi-Hayase, K. Akahane, N. Yamamoto, M. Kujiraoka, J. Inoue, K. Ema, M. Tsuchiya, and M. Sasaki,

"Coherent dynamics of excitons in a stack of self-assembled InAs quantum dots at 1.5-μm waveband,"

J. Lumin. 119-120, pp 318--322 (2006). - 98.

A. Sato, J. Ishi-Hayase, F. Minami, and M. Sasaki,

"Quantum beat and entanglement of multi-qubits interacting with a common reservoir,"

J. Lumin. 119-120, pp 508--512 (2006). - 97.

T. Kishimoto, H. Takahashi, A. Hasegawa, and F. Minami,

"Coherent pulse propagation in GaSe,"

J. Lumin. 119-120, pp 323--326 (2006). - 96.

S. Suzuki, M. Takeoka, M. Sasaki, U. L. Andersen, and F. Kannari,

"Practical purification scheme for decohered coherent-state superpositions via partial homodyne detection,"

Phys. Rev. A 73, pp 042304/1--7 (2006). - 95.

M. Sasaki and S. Suzuki,

"Multimode theory of measurement-induced non-Gaussian operation on wideband squeezed light,"

Phys. Rev. A 73, pp 043807/1--18 (2006). - 94.

M. Fujiwara and M. Sasaki,

"Photon-number-resolving detection at a telecommunications wavelength with a charge-integration photon detector,"

Opt. Lett. 31 (6), pp 691--693 (2006). - 93.

O. Kojima, T. Isu, J. Ishi-Hayase, and M. Tsuchiya,

"Spectrally resolved nonlinear optical response of weakly confined excitons under femtosecond laser pulse excitation in GaAs thin films,"

Phys. Status Solidi 3, pp 675--678. (2006). - 92.

S. Suzuki, K. Tsujino, F. Kannari, and M. Sasaki,

"Analysis on generation schemes of Schroedinger cat-like states under experimental imperfections,"

Opt. Commun. 259 (2), pp 758--764 (2006). - 91.

Y. Zhang, K. Hayasaka, and K. Kasai,

"Generation of two-mode bright squeezed light using a noise-suppressed amplified diode laser,"

Opt. Express 14 (26), pp 13083--13088 (2006). - 90.

Y. Zhang, K. Hayasaka, and K. Kasai,

"Conditional generation of twin sub-Poissonian beams via post-selection,"

Int. J. Mod. Phys. B 20 (11-13), pp 1564--1569 (2006). - 89.

K. Nagata, W. Laskowski, and T. Paterek,

"Bell inequality with an arbitrary number of settings and its applications,"

Phys. Rev. A 74, pp 062109 /1--8 (2006). - 88.

Y. Zhang, K. Hayasaka, and K. Kasai,

"Realization of quantum correlation transfer between twin beams by conditional preparation technique,"

Opt. Commun. 266 (2), pp 598--603 (2006). - 87.

K. Nagata,

"Comment on "All quantum observables in a hidden-variable model must commute simultaneously","

Phys. Rev. A 73, pp 066101/1--3 (2006).

## 2005

- 86.

A. Carlini and M. Sasaki,

"Template matching of mixed quantum state,"

Physica E 29, pp 716--719 (2005). - 85.

N. Takei, T. Aoki, S. Koike, K. Yoshino, K. Wakui, H. Yonezawa, T. Hiraoka, J. Mizuno, M. Takeoka, M. Ban, and A. Furusawa,

"Experimental demonstration of quantum teleportation of a squeezed state,"

Phys. Rev. A 72, pp 042304/1--7 (2005). - 84.

M. Takeoka,

"Discrimination of quantum states with linear optics and continuous photon counting,"

Opt. Spectrosc. 99 (3), pp 418--424 (2005). - 83.

K. Nagata,

"Inequalities for experimental tests of the Kochen-Specker theorem,"

J. Math. Phys. 46, pp 102101/1--20 (2005). - 82.

A. Kitagawa, M. Takeoka, K. Wakui, and M. Sasaki,

"Effective squeezing enhancement via measurement-induced non-Gaussian operation and its application to the dense coding scheme,"

Phys. Rev. A 72, pp 022334/1--13 (2005). - 81.

M. Sasaki, A. Hasegawa, J. Ishi-Hayase, Y. Mitsumori, and F. Minami,

"Theory of multiwave mixing and decoherence control in a qubit array system,"

Phys. Rev. B 71, pp 165314/1--14(2005). - 80. M. Akiba, M. Fujiwara, and M. Sasaki,

"Ultrahigh-sensitivity high-linearity photodetection system using a low-gain avalanche photodiode with an ultralow-noise readout circuit,"

Opt. Lett. 30 (2), pp 123--125 (2005). - 79.

Y. Mitsumori, A. Hasegawa and M. Sasaki,

"Local field effect on Rabi oscillations of excitons localized to quantum islands in a single quantum well,"

Phys. Rev. B 71, pp 233305/1--4 (2005). - 78.

K. Nagata,

"Kochen-Specker theorem as a precondition for secure quantum key distribution,"

Phys. Rev. A 72, pp 012325/1--4 (2005). - 77.

K. Hirosawa, H. Furumochi, A. Tada, F. Kannari, M. Takeoka, and M. Sasaki,

"Photon number squeezing of ultrabroadband laser pulses generated by microstructure fibers,"

Phys. Rev. Lett. 94, pp 203601/1--4 (2005). - 76.

M. Fujiwara and M. Sasaki,

"Multiphoton discrimination at telecom wavelength with charge integration photon detector,"

Appl. Phys. Lett. 86, pp 111119/1--3 (2005). - 75.

J. Mizuno, K. Wakui, A. Furusawa, and M. Sasaki,

"Experimental demonstration of entanglement-assisted coding using a two mode squeezed vacuum state,"

Phys. Rev. A 71, pp 012304/1--4 (2005). - 74.

M. Takeoka, M. Sasaki, P. van Loock, and N. Luetkenhaus,

"Implementation of projective measurements with linear optics and continuous photon counting,"

Phys. Rev. A 71, pp 022318/1--10 (2005). - 73.

Y. Zhang, K. Hayasaka, and K. Kasai,

"Conditional transfer of quantum correlation in the intensity of twin beams,"

Phys. Rev. A 71, 062341 (2005). - 72.

Y. Zhang, K. Hayasaka, and K. Kasai,

"Experimental characterization of quantum-correlated twin beams and quantum channel with twin beams,"

Opt. Spectrosc. 99, 181 (2005).

## 2004

**71.**

M. Keller, B. Lange, K. Hayasaka, W. Lange, and H. Walther,

"A calcium ion in a cavity as a controlled single-photon source ,"

New J. Phys. 6 (95), pp 1 --22 (2004).- 70.

M. Keller, B. Lange, K. Hayasaka, W. Lange, and H. Walther,

"Continuous generation of single photons with controlled waveform in an ion-trap cavity system,"

Nature 431, pp 1075--1078 (2004). - 69.

A. Kitagawa, and K. Yamamoto,

"Analysis for practical realization of number-state manipulation by number-sum Bell measurement with linear optics,"

Phys. Rev. A 70, pp 052311/1--13 (2004). **68.**

M. Fujiwara and M. Sasaki,

"Performance of GaAs JFET at a cryogenic temperature for application to readout circuit of high-impedance detectors,"

IEEE Trans. Electron Devices, 51 (12), pp 2042--2047 (2004).- 67.

M. Takeoka, M. Sasaki, P. van Loock, and N. Nuetkenhaus,

"Quantum state discrimination with linear optics and continuous measurement,"

Quantum Communication, Measurement and Computing, pp 67--70(American Institute of Physics 2004). **66.**

M. Sasaki,

"Toward implementation of coding for quantum sources and channels,"

Quantum Information, Statistics, Probability, pp 130--143 (Rinton Press 2004).- 65.

K. Nagata, W. Laskowski, M. Wiesniak, and M. Zukowski,

"Rotational invariance as an additional constraint on local realism,"

Phys. Rev. Lett. 93, pp 230403/1--4 (2004). - 64.

M. Fujiwara and M. Sasaki,

"Photon number resolving detector at telecommunication wavelength,"

Quantum Communication, Measurement and Computing, pp 40--43(American Institute of Physics 2004). - 63.

M. Sasaki, K. Wakui, J. Mizuno, M. Fujiwara, and M. Akiba,

"EPR beams and photon number detector: toward synthesizing optical nonlinearity,"

Quantum Communication, Measurement and Computing, pp 44--47(American Institute of Physics 2004). - 62.

M. Takeoka, M. Fujiwara, J. Mizuno, and M. Sasaki,

"Implementation of generalized quantum measurements: Superadditive quantum coding, accessible information extraction, and classical capacity limit,"

Phys. Rev. A 69, pp 052329/1--14 (2004). - 61.

A. Hasegawa, K. Fukuda, M. Kajita, H. Ito, M. Kumagai, M. Hosokawa, N.Kotake, and T. Morikawa,

"Accuracy Evaluation of Optically Pumped Primary Frequency Standard CRL-01,"

Metrologia 41 (4), pp 257--263 (2004). **60.**

M. Sasaki, A. Hasegawa, Y. Mitsumori, and F. Minami,

"Theory of active dephasing control in qubit arrays,"

J. Lumin. 108 (1-4), pp 215--219 (2004).**59.**

A. Hasegawa, T. Kishimoto, Y. Mitsumori, M. Sasaki, and F. Minami,

"Multi-wave-mixing of two-dimensional excitons in semiconductors,"

J. Lumin. 108 (1-4), pp 211--214 (2004).**58.**

Y. Mitsumori, Y. Ohkubo, A. Hasegawa, M. Sasaki, and F. Minami,

"Optical selection rule for hyper-rayleigh scattering in resonance with exciton states in ZnSe,"

J. Lumin. 108 (1-4), pp 259--262 (2004).- 57.

K. Hayasaka, Y. Zhang, and K. Kasai

"Generation of 22.8 mW single-frequency green light by frequency doubling of a 50-mW diode laser,"

Opt. Express 12 (15), pp 3567 (2004). - 56.

K. Hayasaka, Y. Zhang, and K. Kasai

"Generation of twin beams from an optical parametric oscillator pumped by a frequency-doubled diode laser,"

Opt. Lett. 29 (14), 1665 (2004). - 55.

Y. Zhang, K. Kasai, and K. Hayasaka,

"Single-beam noise characteristics of quantum-correlated twin beams,"

J. Opt. Soc. Am. B 21 (5), 1044 (2004).

## 2003

**54.**

M. Keller, B. Lange, K. Hayasaka, W. Lange, and H. Walther,

"Deterministic cavity quantum electrodynamics with trapped ions,"

J. Phys. B: At. Mol. Opt. Phys. 36 (3), pp 613--622 (2003).- 53.

K. Hayasaka, and M. Watanabe,

"Saturation Spectroscopy of Potassium for Frequency Stabilization of Violet Diode Lasers S. Uetake,"

Jpn. J. Appl. Phys. 42 (3B), pp L332--334 (2003). - 52.

M. Keller, B. Lange, K. Hayasaka, W. Lange, and H. Walther,

"Deterministic coupling of single ions to an optical cavity,"

Appl. Phys. B 76 (2), pp 125--128 (2003). - 51.

J. A. Vaccaro, Y. Mitsumori, S. M. Barnett, E. Andersson, A. Hasegawa, M. Takeoka, and M.Sasaki,

"Quantum data compression,"

Lecture Notes in Computer Science 2827, pp 98--107 (2003). - 50.

A. Carlini and M. Sasaki,

"Geometrical conditions for completely positive trace-preserving maps and their application to a quantum repeater and a state-dependent quantum cloning machine,"

Phys. Rev. A 68, pp 042327/1--10 (2003). - 49.

Y. Mitsumori, J. Vaccaro, S. M. Barnett, E. Andersson, A. Hasegawa, M. Takeoka, and M. Sasaki,

"Experimental demonstration of quantum source coding,"

Phys. Rev. Lett. 91, pp 217902/1--4 (2003). **48.**

C. A. Fuchs and M. Sasaki,

"Squeezing quantum information through a classical channel: Measuring the "quantumness" of a set of quantum states,"

Quantum Inf. and Comput. 3 (5), pp 377--404 (2003).- 47.

H. Munekata, A. Oiwa, Y. Mitsumori, R. Moriya, and T.Slupinski,

"Rotation of ferromagnetically coupled Mn spins in (Ga,Mn)As by hole spins,"

J. Supercond. 16 (2), pp 411--414 (2003). - 46.

A. Oiwa, R. Moriya, Y. Mitsumori, T. Slupinski, and H. Munekata,

"Manifestation of local magnetic domain reversal by spin-polarized carrier injection in (Ga,Mn)As thin films,"

J. Supercond. 16 (2), pp 439--442 (2003). - 45.

M. Takeoka M. Ban, and M. Sasaki,

"Unambiguous quantum-state filtering,"

Phys. Rev. A 68, pp 012307/1--7 (2003). - 44.

M. Takeoka M. Ban, and M. Sasaki,

"Practical scheme for the optimal measurement in quantum interferometric devices,"

Phys. Lett. A 313 (1-2), pp 16--20 (2003). - 43.

M. Fujiwara, T. Hirao, M. Kawada, H. Shibai, S. Matsuura, H. Kaneda, M. Patrashin, and T. Nakagawa,

"Develpment of Ge:Ga far-infrared photoconductor direct hybrid 2D array,"

Appl. Opt. 42 (12), pp 2166--2173 (2003). - 42.

M. Fujiwara, M. Takeoka, J. Mizuno and M. Sasaki,

"Exceeding classical capacity limit in quantum optical channel,"

Phys. Rev. Lett. 90, pp 167906/1--4 (2003). - 41.

M. Akiba and M. Fujiwara,

"Ultra low-noise near-infrared detection system with a Si p-i-n photodiode,"

Opt. Lett. 28 (12), pp 1010--1012 (2003). - 40.

A. Chefles and M. Sasaki,

"Retrodiction of generalized measurement outcomes,"

Phys. Rev. A 67, pp 032112/1--12 (2003). - 39.

M. Takeoka, M. Sasaki, and M. Ban,

"Continuous variable teleportation as a quantum channel,"

Opt. Spectrosc. 94 (5), pp 734--742 (2003). - 38.

D. Fujishima, F. Kannari, M. Takeoka, and M. Sasaki,

"Generation of entanglement between frequency bands via a nonlinear fiber propagation and a spectral pulse shaping,"

Opt. Lett. 28 (4), pp 275--277 (2003). **37.**

M. Sasaki, M. Fujiwara, M. Takeoka, and J. Mizuno,

"Quantum decoder for single photon communication,"

Quantum Communication, Measurement and Computing, pp.185--188, ed. J.H. Shapiro and O. Hirota, (Rinton Press, New Jersey, 2003).- 36.

C. A. Fuchs and M. Sasaki,

"The quantumness of a set of quantum states,"

Quantum Communication, Measurement and Computing, pp.475--480, ed. J.H. Shapiro and O. Hirota, (Rinton Press, New Jersey, 2003). **35.**

M. Sasaki and A. Carlini,

"Quantum learning and universal quantum matching,"

Quantum Communication, Measurement and Computing, pp.315--318, ed. J.H. Shapiro and O. Hirota, (Rinton Press, New Jersey, 2003).**34.**

M. Takeoka and M. Sasaki,

"Two-frequency-mode entanglement generation inside an optical pulse by a nonlinear fiber and spectral pulse shaping,"

Quantum Communication, Measurement and Computing, pp.103--106, ed. J.H. Shapiro and O. Hirota, (Rinton Press, New Jersey, 2003).- 33.

Y. Zhang, K. Kasai, and K. Hayasaka,

"Quantum channel using photon number correlated twin beams,"

Opt. Express 11 (26), pp 3592 (2003). - 32.

Y. Zhang, K. Kasai, and M.Watanabe,

"Experimental investigation of the intensity fluctuation joint probability and conditional distributions of the twin-beam quantum state,"

Opt. Express 11 (1), pp 14 (2003).

## 2002

**31.**

F. L. Hong, Y . Zhang, J. Ishikawa, A. Onae, and H. Matsumoto

"Hyperfine structure and absolute frequency determination of the R(121)35-0 and P(142)37-0 transitions of 127I2 near 532 nm ,"

Opt. Commun. 212, pp 89--95 (2002).**30.**

K. Hayasaka,

"Frequency stabilization of an extended-cavity violet diode laser by resonant optical feedback,"

Opt. Commun. 206, pp 401--409 (2002).**29.**

G. Guthorlein, M. Keller, W. Lange, H. Walther, and K. Hayasaka,

"Cavity-QED with a single trapped 40Ca+-ion,"

Laser Spectroscopy, pp 349-352, ed. S.Chu, V.Vuletic, A.J.Kerman, C.Chin (World Scientific, Singapore 2002).**28.**

A. Hasegawa and Y. Mitsumori,

"Ultrafast electron control of optical device,"

J. Commun. Res. Lab. 49 (1), pp 97--103 (2002).**27.**

M. Takeoka, M. Ban, and M. Sasaki,

"Continuous variable teleportation of non-classical states in noisy environment,"

J. Commun. Res. Lab. 49 (1), pp 119--127 (2002).**26.**

M. Sasaki, J. Mizuno, and M. Fujiwara,

"Quantum detection circuit for quantum channel coding,"

J. Commun. Res. Lab. 49 (1), pp 105--118 (2002).- 25.

M. Ban, M. Sasaki, and M. Takeoka,

"Continuous variable teleportation as a generalized thermalizing quantumchannel,"

J. Phys. A: Math. Gen. 35 (28), pp L401--L405 (2002). - 24.

M. Takeoka, M. Ban, and M. Sasaki,

"Quantum channel of continuous variable teleportation and nonclassicality of quantum states,"

J. Opt. B: Quantum Semiclass. 4, pp 114--122 (2002). - 23.

A. Oiwa, Y. Mitsumori, R. Moriya, T. Slupinski, and H. Munekata,

"Effect of Optical Spin Injectionon Ferromagnetically Coupled Mn Spins in the III-V Magnetic Alloy Semiconductor (Ga, Mn) As,"

Phys. Rev. Lett. 88, pp 137202/1--4 (2002). - 22.

M. Fujiwara, M. Sasaki, and M. Akiba,

"Reduction method for low-frequency noise of GaAs junction field-effect transistor at a cryogenic temperature,"

Appl. Phys. Lett. 80 (10), pp 1844--1846 (2002). - 21.

M. Sasaki, M. Ban, and S. M. Barnett,

"Optimal parameter estimation of a depolarizing channel,"

Phys. Rev. A 66, pp 022308/1--8 (2002). - 20.

H. Shibai, S. Arimura, M. Tanaka, T. Teshima, Y. Doi, T. Nakagawa, N.Narita, S. Makiuti, N. Hiramoto, M. Fujiwara, M. Okuda, and A. Itoh,

"FIRBE: Far-infrared balloon-borne experiment,"

Adv. Space Res. 30, pp 1289--1295 (2002). - 19.

M. Sasaki and A. Carlini,

"Quantum learning and universal quantum matching machine,"

Phys. Rev. A 66, pp 022303/1--10 (2002). - 18.

Y. Zhang, K. Kasai, and M. Watanabe,

"Investigation of the photon-number statistics of twin beams by direct detection,"

Opt. Lett. 27, pp 1244 (2002). - 17.

Y. Zhang, K. Kasai, and M. Watanabe,

"Classical and quantum properties of optical parametric amplifier/deamplifier,"

Phys. Lett. A 297, pp 29 (2002).

## 2001

- 16.

G. Guthorlein, M. Keller, K. Hayasaka, W. Lange, and H. Walther,

"A single ion as a nanoscopic probe of an optical field,"

Nature 414, pp 49--51 (2001). - 15.

K. Toyoda, A. Miura, K. Hayasaka, M. Watanabe, and S. Urabe,

"Laser cooling of calcium ions by use of ultraviolet laser diodes: Significant induction of electron-shelving transitions,"

Opt. Lett. 26, 1897--1899 (2001). - 14.

M. Takeoka, D. Fujishima, and F. Kannari,

"Optimization of ultrashort-pulse squeezing by spectral filtering with the Fourier pulse-shaping technique,"

Opt. Lett. 26 (20), pp 1592--1594 (2001). - 13.

I. Yamaguchi, J. Kato, S. Ohta, and J. Mizuno,

"Image formation in phase-shifting digital holography and applications to microscopy,"

Appl. Opt. 40 (34), pp 6177--6186 (2001). - 12.

J. Mizuno, M. Fujiwara, M. Akiba, T. Kawanishi, S. M. Barnett, and M. Sasaki,

"Optimum detection for extracting maximum information from symmetric qubit sets,"

Phys. Rev. A 65, pp 012315/1--10 (2001). **11.**

Y. Mitsumori, R. Kawahara, T. Kuroda, and F. Minami,

"Ultrafast phase distortion of the transmitted pulse in GaAs quantum wells,"

J. Lumin. 94-95, pp 645--648 (2001).**10.**

Y. Mitsumori and F, Minami,

"Transient coherent emission from anisotropic semiconductors studied with phase-locked pulse pairs,"

J. Lumin. 94-95, pp 663--666 (2001).**9.**

H. Tobioka, Y. Mitsumori, F. Minami, and A. Hasegawa,

"Time-resolved three-pulse photon echoes in GaSe,"

J. Lumin. 94-95, pp 601--604 (2001).- 8.

O. Hirota, M. Osaki, and M. Sasaki,

"Entangled state based on nonorthogonal state,"

Quantum Communication, Computing, and Measurement 3, pp 359--366, ed. P. Tombesi and O. Hirota (Kluwer academic/Plenum publishers, New York 2001). - 7.

M. Sasaki and A. Carlini,

"Quantum state recognition,"

Quantum Communication, Computing, and Measurement 3, pp 31--34, ed. P. Tombesi and O. Hirota (Kluwer academic/Plenum publishers, New York 2001). - 6.

S. M. Barnett, C. R. Gilson, and M. Sasaki,

"Fidelity and the communication of quantum information,"

J. Phys. A: Math. Gen. 34, pp 6755--6766 (2001). - 5.

M. Sasaki, A. Carlini, and A. Chefles,

"Optimal phase estimation and square root measurement,"

J. Phys. A: Math. Gen. 34, pp 7017--7027 (2001). - 4.

S. M. Barnett, R. B. M. Clarke, V. M. Kendon, E. Riis, A. Chefles, and M. Sasaki,

"Experimental quantum state discrimination,"

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