J. Yoshikawa, M. Bergmann, P. van Loock, M. Fuwa, M. Okada, K. Takase, T. Toyama, K. Makino, S. Takeda, and A. Furusawa
gHeralded creation of photonic qudits from parametric down conversion using linear opticsh
arXiv:1710.08906 [quant-ph]

S. Takeda, M. Okada, and A. Furusawa
"Optical hybrid quantum teleportation and its applications"
Proc. SPIE 10409, Quantum Communications and Quantum Imaging XV, 1040907 (2017), DOI:10.1117/12.2271163

W. Asavanant, K. Nakashima, Y. Shiozawa, J. Yoshikawa, A. Furusawa
"Generation of highly pure Schrodinger's cat states and real-time quadrature measurements via optical filtering"
arXiv:1708.04042 [quant-ph]

P. Marek, R. Filip, H. Ogawa, A. Sakaguchi, S. Takeda, J. Yoshikawa, and A. Furusawa
"General implementation of arbitrary nonlinear quadrature phase gates"
arXiv:1708.02822 [quant-ph]

J. Yoshikawa, W. Asavanant, and A. Furusawa
"Purification of photon subtraction from continuous squeezed light by filtering"
Phys. Rev. A 96, 052304 (2017).

S. Takeda and A. Furusawa
"Universal quantum computing with measurement-induced continuous-variable gate sequence in a loop-based architecture"
Phys. Rev. Lett. 119, 120504 (2017).

A. Furusawa
"Perspective on hybrid quantum information processing: A way for large-scale quantum information processing"
Journal of Optics 19, 070401-1-3 (2017)
Chosen as "Paper of the Week"

J. Yoshikawa, Y. Hashimoto, H. Ogawa , S. Yokoyama, Y. Shiozawa, T. Serikawa, and A. Furusawa
"Continuous-variable quantum optical experiments in the time domain using squeezed states and heralded non-Gaussian states"
Proc. SPIE 10118, Advances in Photonics of Quantum Computing, Memory, and Communication X, 1011804 (2017), DOI:10.1117/12.2252206

P. Marek, P. Zapletal, R. Filip, Y. Hashimoto, T. Toyama, J. Yoshikawa, K. Makino, and A. Furusawa
"Direct observation of phase sensitive Hong-Ou-Mandel interference"
Phys. Rev. A 96, 033830 (2017).

K. Nagano, Y. Enomoto, M. Nakano, A. Furusawa and S. Kawamura
"Mitigation of radiation-pressure-induced angular instability of a Fabry-Perot cavity consisting of suspended mirrors"
Physics Letters A 380, 3871-3875 (2016)

T. Serikawa, J. Yoshikawa, K. Makino, and A. Furusawa
"Creation and measurement of broadband squeezed vacuum from a ring optical parametric oscillator"
Optics Express 24, 28383-28391 (2016)

J. Yoshikawa, S. Yokoyama, T. Kaji, C. Sornphiphatphong, Y. Shiozawa, K. Makino, and A. Furusawa
"Generation of one-million-mode continuous-variable cluster state by unlimited time-domain multiplexing"
APL Photonics 1, 060801 (2016)
Featured in AIP News

Y. Enomoto, K. Nagano, M. Nakano, A. Furusawa, and S. Kawamura,
"Observation of reduction of radiation-pressure-induced rotational anti-spring effect on a 23 mg mirror in a Fabry-Perot cavity"
Classical and Quantum Gravity 33, 145002 (2016)

G. Masada and A. Furusawa
"On-chip continuous-variable quantum entanglement"
Nanophotonics, DOI 10.1515/nanoph-2015-0142.

S. Ng, S. Z. Ang, T. A. Wheatley, H. Yonezawa, A. Furusawa, E. H. Huntington, and M. Tsang
"Spectrum analysis with quantum dynamical systems"
Phys. Rev. A 93, 042121 (2016).

A. Furusawa
"Quantum States of Light"
Springer (2016)

K. Makino, Y. Hashimoto, J. Yoshikawa, H. Ohdan, T. Toyama, P. van Loock, and A. Furusawa
"Synchronization of optical photons for quantum information processing"
Science Advances 2, e1501772 (2016)

K. Miyata, H. Ogawa, P. Marek, R. Filip, H. Yonezawa, J. Yoshikawa, and A. Furusawa
"Implementation of a quantum cubic gate by adaptive non-Gaussian measurement"
Phys. Rev. A 93, 022301 (2016)

H. Ogawa, H. Ohdan, K. Miyata, M. Taguchi, K. Makino, H. Yonezawa, J. Yoshikawa, and A. Furusawa
"Real-time quadrature measurement of a single-photon wave packet with continuous temporal-mode matching"
Phys. Rev. Lett. 116, 233602 (2016)

J. Yoshikawa, K. Makino and A. Furusawa
"On-Demand Release of a Heralded Quantum State from Concatenated Optical Cavitiesh in gEngineering the Atom-Photon Interactionh
Springer (2016)

K. Nagano, Y. Enomoto, M. Nakano, A. Furusawa, and S. Kawamura
"New method to measure the angular antispring effect in a Fabry-Perot cavity with remote excitation using radiation pressure"
Phys. Lett. A 380, 983-988 (2016)

S. Pirandola, J. Eisert, C. Weedbrook, A. Furusawa, and S. L. Braunstein
"Advances in Quantum Teleportation"
Nature Photonics 9, 641-652 (2015).

E. G. Cavalcanti, C. J. Foster, M. Fuwa, and H. M. Wiseman
"Analog of the Clauser-Horne-Shimony-Holt inequality for steering"
J. Opt. Soc. Am. B 32, A74 (2015)

G. Masada, K. Miyata, A. Politi, T. Hashimoto, J. L. OfBrien, and A. Furusawa
"Continuous-variable entanglement on a chip"
Nature Photonics 9, 316-319 (2015)

M. Fuwa, S. Takeda, M. Zwierz, H. M. Wiseman, and A. Furusawa
"Experimental proof of nonlocal wavefunction collapse for a single particle using homodyne measurements"
Nature Communications 6, 6665 (2015)

S. Takeda, M. Fuwa, P. van Loock and, A. Furusawa
"Entanglement swapping between discrete and continuous variables"
Phys. Rev. Lett. 114, 100501 (2015)
Selected as an Editors' Suggestion

S. Yokoyama, R. Ukai, S. C. Armstrong, J. Yoshikawa, P. van Loock, and A. Furusawa
"Demonstration of a fully tunable entangling gate for continuous-variable one-way quantum computation"
Phys. Rev. A 92, 032304 (2015).
Selected as an Editors' Suggestion

K. Miyata, H. Ogawa, P. Marek, R. Filip, H. Yonezawa, J. Yoshikawa, and A. Furusawa
"Experimental realization of a dynamic squeezing gate"
Phys. Rev. A 90, 060302(R) (2014).

U. L. Andersen, J. S. Neergaard-Nielsen, P. van Loock, and A. Furusawa
"Hybrid discrete- and continuous-variable quantum information"
Nature Physics 11, 713-719 (2015).

M. Fuwa, S. Toba, S. Takeda, P. Marek, L. Mista Jr., R. Filip, P. van Loock, J. Yoshikawa, and A. Furusawa
"Noiseless conditional teleportation of a single photon"
Phys. Rev. Lett. 113, 223602 (2014).

S. Takeda and A. Furusawa
"Optical hybrid quantum information processing"
in "Physics in Quantum Information Processing" Y. Yamamoto and K. Semba eds. Springer (2016)
Lecture Notes in Physics 911 (Springer)

S. Yokoyama, R. Ukai, J. Yoshikawa, P. Marek, R. Filip, and A. Furusawa
"Nonlocal quantum gate on quantum continuous variables with minimal resources"
Phys. Rev. A 90, 012311 (2014)

Y. Miwa, J. Yoshikawa, N. Iwata, M. Endo, P. Marek, R. Filip, P. van Loock, and A. Furusawa
"Exploring a new regime for processing optical qubits: Squeezing and unsqueezing single photons"
Phys. Rev. Lett. 113, 013601 (2014).
Selected as an Editors' Suggestion

J. Yoshikawa, K. Makino, S. Kurata, P. van Loock, and A. Furusawa
"Creation, storage, and on-demand release of optical quantum states with a negative Wigner function"
Phys. Rev. X 3, 041028 (2013).

S. Takeda, T. Mizuta, M. Fuwa, H. Yonezawa, P. van Loock, and A. Furusawa
"Gain tuning for continuous-variable quantum teleportation of discrete-variable states"
Phys. Rev. A 88, 042327 (2013)

S. Takeda, T. Mizuta, M. Fuwa, P. van Loock, and A. Furusawa
"Deterministic quantum teleportation of photonic quantum bits by a hybrid technique"
Nature 500, 315-318 (2013).
News & Views: T. C. Ralph, Nature 500, 282 (2013)

S. Yokoyama, R. Ukai, S. C. Armstrong, C. Sornphiphatphong, T. Kaji, S. Suzuki, J. Yoshikawa, H. Yonezawa, N. C. Menicucci, and A. Furusawa
"Ultra-Large-Scale continuous-variable cluster states multiplexed in the time domain"
Nature Photonics 7, 982-986 (2013).

M. Yukawa, K. Miyata, H. Yonezawa, P. Marek, R. Filip, and A. Furusawa
"Emulating quantum cubic nonlinearity"
Phys. Rev. A 88, 053816 (2013).

K. Iwasawa, K. Makino, H. Yonezawa, M. Tsang, A. Davidovic, E. Huntington, and A. Furusawa
"Quantum-limited mirror-motion estimation"
Phys. Rev. Lett. 111, 163602 (2013).

M. Yukawa, K. Miyata, T. Mizuta, H. Yonezawa, P. Marek, R. Filip, and A. Furusawa,
"Generating superposition of up-to three photons for continuous variable quantum information processing"
Optics Express 21, 5529-5535 (2013).

S. Takeda, T. Mizuta, M. Fuwa, J. Yoshikawa, H. Yonezawa, and A. Furusawa
"Generation and eight-port homodyne characterization of time-bin qubits for continuous-variable quantum information processing"
Phys. Rev. A 87, 043803 (2013)

Y. Miwa, J. Yoshikawa, N. Iwata, M. Endo, P. Marek, R. Filip, P. van Loock, and A. Furusawa
"Unconditional conversion between quantum particles and waves"
arXiv: 1209.2804[quant-ph]

H. Yonezawa, D. Nakane, T. A. Wheatley, K. Iwasawa, S. Takeda, H. Arao, K. Ohki, K. Tsumura, D. W. Berry, T. C. Ralph, H. M. Wiseman, E. H. Huntington, and A. Furusawa,
"Quantum-enhanced optical-phase tracking"
Science 337, 1514 (2012).
Full Text (PDF)

S. Takeda, H. Benichi, T. Mizuta, N. Lee, J. Yoshikawa, and A. Furusawa
"Quantum mode filtering of non-Gaussian states for teleportation-based quantum information processing"
Phys. Rev. A 85, 053824 (2012).
Research Highlights: S. C. Armstrong, Nature Photonics 6, 500 (2012)

S. Iida, M. Yukawa, H. Yonezawa, N. Yamamoto, and A. Furusawa
"Experimental demonstration of coherent feedback control on optical field squeezing"
IEEE Trans. Autom. Control 57, 2045-2050 (2012).

R. Ukai, S. Yokoyama, J. Yoshikawa, P. van Loock, and A. Furusawa
"Demonstration of a controlled-phase gate for continuous-variable one-way quantum computation"
Phys. Rev. Lett. 107, 250501 (2011).

H. Benichi and A. Furusawa
"Optical homodyne tomography with polynomial series expansion"
Phys. Rev. A 84, 032104 (2011).

P. Marek, R. Filip, and A. Furusawa
"Deterministic implementation of weak quantum cubic nonlinearity"
Phys. Rev. A 84, 053802 (2011).

A. Furusawa and P. van Loock
"Quantum teleportation and entanglement: A hybrid approach to optical quantum information processing"
Wiley-VCH (2011)

H. Benichi, S. Takeda, N. Lee, and A. Furusawa
"Quantum teleportation of non-classical wave-packets, an effective multimode theory"
Phys. Rev. A 84, 012308 (2011).

N. Lee, H. Benichi, Y. Takeno, S. Takeda, J. Webb, E. Huntington, and A. Furusawa
"Teleportation of non-classical wave-packets of light"
Science 332, 330-333 (2011).
Full Text (PDF)
Perspectives: P. Grangier, Science 332, 313 (2011)

J. Yoshikawa, Y. Miwa, R. Filip, and A. Furusawa
"Demonstration of a reversible phase-insensitive optical amplifier"
Phys. Rev. A 83, 052307 (2011).

R. Ukai, N. Iwata, Y. Shimokawa, S. C. Armstrong, A. Politi, J. Yoshikawa, P. van Loock, and A. Furusawa
"Demonstration of unconditional one-way quantum computations for continuous variables"
Phys. Rev. Lett. 106, 240504 (2011)

L. Mista, Jr., R. Filip, and A. Furusawa
"Continuous-variable teleportation of a negative Wigner function"
Phys. Rev. A 82, 012322 (2010).

H. Yonezawa, K. Nagashima, and A. Furusawa
"Generation of squeezed light with a monolithic optical parametric oscillator: Simultaneous achievement of phase matching and cavity resonance by temperature control"
Optics Express 18, 20143-20150 (2010).

Y. Miwa, J. Yoshikawa, R. Ukai, R. Filip, and A. Furusawa
"Reversing Quantum Nondemolition Interaction as Quantum Erasing"
arXiv:1007.0314[quant-ph]

Y. Miwa, R. Ukai, J. Yoshikawa, R. Filip, P. van Loock, and A. Furusawa
"Demonstration of cluster state shaping and quantum erasure for continuous variables"
Phys. Rev. A 82, 032305 (2010).

G. Masada, T. Suzudo, Y. Satoh, H. Ishizuki, T. Taira, and A. Furusawa
"Efficient generation of highly squeezed light and second harmonic wave with periodically poled MgO:LiNbO_3"
Optics Express 18, 13114-13121 (2010).

T. A. Wheatley, D. W. Berry, H. Yonezawa, D. Nakane, H. Arao, D. T. Pope, T. C. Ralph, H. M. Wiseman, A. Furusawa, and E. H. Huntington
"Adaptive optical phase estimation using time-symmetric quantum smoothing"
Phys. Rev. Lett. 104, 093601 (2010).
Selected as an Editors' Suggestion

R. Ukai, J. Yoshikawa, N. Iwata, P. van Loock, and A. Furusawa
"Universal linear Bogoliubov transformations through one-way quantum computation"
Phys. Rev. A 81, 032315 (2010).

H. Takahashi, J. S. Neergaard-Nielsen, M. Takeuchi, M. Takeoka, K. Hayasaka, A. Furusawa, and M. Sasaki
"Entanglement distillation from Gaussian input states"
Nature Photonics 4, 178 - 181 (2010).

H. Yonezawa and A. Furusawa
"Continuous-variable quantum information processing with squeezed states of light"
Optics and Spectroscopy 108, 288-296 (2010).

M. Arikawa, K. Honda, D. Akamatsu, S. Nagatsuka, A. Furusawa, and M. Kozuma
"Quantum memory of a squeezed vacuum for arbitrary frequency sidebands"
Phys. Rev. A 81, 021605(R) (2010).

J. L. O'Brien, A. Furusawa, and J. Vuckovic
"Photonic quantum technologies"
Nature Photonics 3, 687-695 (2009).

Y. Miwa, J. Yoshikawa, P. van Loock, and A. Furusawa
"Demonstration of a universal one-way quantum quadratic phase gate"
Phys. Rev. A 80, 050303(R) (2009).

T. Aoki, G. Takahashi, T. Kajiya, J. Yoshikawa, S. L. Braunstein, P. van Loock, and A. Furusawa
"Quantum error correction beyond qubits"
Nature Physics 5, 541-546 (2009).

J. Yoshikawa, Y. Miwa, A. Huck, U. L. Andersen, P. van Loock, and A. Furusawa
"Demonstration of a quantum nondemolition sum gate"
Phys. Rev. Lett. 101, 250501 (2008).

H. Takahashi, K. Wakui, S. Suzuki, M. Takeoka, K. Hayasaka, A. Furusawa, and M. Sasaki
"Generation of large-amplitude coherent-state superposition via ancilla-assisted photon-subtraction"
Phys. Rev. Lett. 101, 233605 (2008).

M. Yukawa, R. Ukai, P. van Loock, and A. Furusawa
"Experimental generation of four-mode continuous-variable cluster states"
Phys. Rev. A 78, 012301 (2008).

M. Yukawa, H. Benichi, and A. Furusawa
"High-fidelity continuous-variable quantum teleportation toward multi-step quantum operations"
Phys. Rev. A 77, 022314 (2008).

K. Honda, D. Akamatsu, M. Arikawa, Y. Yokoi, K. Akiba, S. Nagatsuka, T. Tanimura, A. Furusawa, and M. Kozuma
"Storage and retrieval of a squeezed vacuum"
Phys. Rev. Lett. 100, 093601 (2008).

M. Arikawa, K. Honda, D. Akamatsu, Y. Yokoi, K. Akiba, S. Nagatsuka, A. Furusawa, and M. Kozuma
"Observation of electromagnetically induced transparency for a squeezed vacuum with the time domain method"
Optics Express 15, 11849-11854 (2007).

H. Yonezawa, S. L. Braunstein, and A. Furusawa
"Experimental demonstration of quantum teleportation of broadband squeezing"
Phys. Rev. Lett. 99, 110503 (2007).

H. Yonezawa, A. Furusawa, and P. van Loock
"Sequential quantum teleportation of optical coherent states"
Phys. Rev. A 76, 032305 (2007).

A. Furusawa and N. Takei
"Quantum teleportation for continuous variables and related quantum information processing"
Physics Reports 443, 97-119 (2007). (invited)

C. Marquardt, U. L. Andersen, G. Leuchs, Y. Takeno, M. Yukawa, H. Yonezawa, and A. Furusawa
"Experimental demonstration of macroscopic quantum coherence in Gaussian states"
Phys. Rev. A 76, 030101(R) (2007).

Y. Takeno, M. Yukawa, H. Yonezawa, and A. Furusawa
"Observation of -9 dB quadrature squeezing with improvement of phase stability in homodyne measurement"
Optics Express 15, 4321-4327 (2007).

J. Yoshikawa, T. Hayashi, T. Akiyama, N. Takei, A. Huck, U. L. Andersen, and A. Furusawa
"Demonstration of deterministic and high fidelity squeezing of quantum information"
Phys. Rev. A 76, 060301(R) (2007).

D. Akamatsu, Y. Yokoi, M. Arikawa, S. Nagatsuka, T. Tanimura, A. Furusawa, and M. Kozuma
"Ultraslow propagation of squeezed vacuum pulses with electromagnetically induced transparency"
Phys. Rev. Lett. 99, 153602 (2007).

K. Wakui, H. Takahashi, A. Furusawa, and M. Sasaki
"Photon subtracted squeezed states generated with periodically poled KTiOPO_4"
Optics Express 15, 3568-3574 (2007).

K. Yoshino, T. Aoki, and A. Furusawa
"Generation of continuous-wave broadband entangled beams using periodically-poled lithium niobate waveguides"
Appl. Phys. Lett. 90, 041111 (2007).

N. Takei, H. Yonezawa, T. Aoki, and A. Furusawa
"High-fidelity quantum teleportation and a quantum teleportation network"
in "Quantum Information with Continuous Variables of Atoms and Light", N. Cerf, G. Leuchs, and E. S. Polzik eds. (Imperial College Press) (2007).

N. Takei, N. Lee, D. Moriyama, J. S. Neergaard-Nielsen, and A. Furusawa
"Time-gated Einstein-Podolsky-Rosen correlation"
Phys. Rev. A 74, 060101 (R) (2006).

T. Tanimura, D. Akamatsu, Y. Yokoi, A. Furusawa, and M. Kozuma
"Generation of a squeezed vacuum resonant on Rubidium D_1 line with periodically-poled KTiOPO_4"
Opt. Lett. 31, 2344-2346 (2006).

S. Suzuki, H. Yonezawa, F. Kannari, M. Sasaki, and A. Furusawa
"7 dB quadrature squeezing at 860 nm with periodically-poled KTiOPO_4"
Appl. Phys. Lett. 89, 061116 (2006).

T. Aoki, G. Takahashi and, A. Furusawa
"Squeezing at 946nm with periodically-poled KTiOPO_4"
Optics Express 14, 6930-6935 (2006).

S. Koike, H. Takahashi, H. Yonezawa, N. Takei, S. L. Braunstein, T. Aoki, and A. Furusawa
"Demonstration of quantum telecloning of optical coherent states"
Phys. Rev. Lett. 96, 060504 (2006).

N. Takei, H. Yonezawa, T. Aoki, and A. Furusawa
"High-fidelity teleportation beyond the no-cloning limit and entanglement swapping for continuous variables"
Phys. Rev. Lett. 94, 220502 (2005).

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, 012304 (2005).

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, 042304 (2005).

H. Yonezawa, T. Aoki, and A. Furusawa
"Demonstration of a quantum teleportation network for continuous variables"
Nature 431, 430-433 (2004).

T. Aoki, N. Takei, H. Yonezawa, K. Wakui, T. Hiraoka, A. Furusawa and P. van Loock
"Experimental creation of a fully inseparable tripartite continuous-variable state"
Phys. Rev. Lett. 91, 080404 (2003).

P. van Loock and A. Furusawa
"Detecting genuine multipartite continuous-variable entanglement"
Phys. Rev. A 67, 052315 (2003).

T. Ide, H. F. Hofmann, A. Furusawa, and T. Kobayashi
"Gain tuning and fidelity in continuous-variable quantum teleportation"
Phys. Rev. A 65, 062303 (2002).

T. Ide, H. F. Hofmann, T. Kobayashi, and A. Furusawa
"Continuous variable teleportation of single photon states"
Phys. Rev. A 65, 012313 (2002).

H. F. Hofmann, T. Ide, T. Kobayashi, and A. Furusawa
"Information losses in continuous-variable quantum teleportation"
Phys. Rev. A 64, 040301(R) (2001).

H. F. Hofmann, T. Ide, T. Kobayashi, and A. Furusawa
"Fidelity and information in the quantum teleportation of continuous variables"
Phys. Rev. A 62, 062304 (2000).

H. F. Hofmann, T. Kobayashi, and A. Furusawa
"Nonclassical correlations of photon number and field components in the vacuum state"
Phys. Rev. A 62, 013806 (2000).

A. Furusawa, J. L. Sorensen, S. L. Braunstein, C. A. Fuchs, H. J. Kimble, and E. S. Polzik
"Unconditional quantum teleportation"
Science 282, 706-709 (1998).

A. Furusawa and H. J. Kimble
"Experimental realization of continuous variable teleportation"
in "Quantum Information Theory with Continuous Variables", S. L. Braunstein and A. K. Pati eds. (Kluwer Academic Publisher) (2003).


S. Takeda, A. Furusawa
"Hybrid Quantum Teleportation"
Asia Pacific Physics Newsletter 3, 28 (2014)

S. Takeda and A. Furusawa
"Optical Hybrid Quantum Teleportation"
AAPPS Bulletin 24, 14 (2014)