Takuya Hirano
Takuya Hirano
Professor of Physics, Gakushuin University
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Novel optical trap of atoms with a doughnut beam
T Kuga, Y Torii, N Shiokawa, T Hirano, Y Shimizu, H Sasada
Physical Review Letters 78 (25), 4713, 1997
Controlling phase separation of binary Bose-Einstein condensates via mixed-spin-channel Feshbach resonance
S Tojo, Y Taguchi, Y Masuyama, T Hayashi, H Saito, T Hirano
Physical Review A 82 (3), 033609, 2010
Magnetic field dependence of the dynamics of Rb 87 spin-2 Bose-Einstein condensates
T Kuwamoto, K Araki, T Eno, T Hirano
Physical Review A 69 (6), 063604, 2004
Quantum cryptography using pulsed homodyne detection
T Hirano, H Yamanaka, M Ashikaga, T Konishi, R Namiki
Physical review A 68 (4), 042331, 2003
Wavelength division multiplexing of continuous variable quantum key distribution and 18.3 Tbit/s data channels
TA Eriksson, T Hirano, BJ Puttnam, G Rademacher, RS Luís, M Fujiwara, ...
Communications Physics 2 (1), 9, 2019
Practical limitation for continuous-variable quantum cryptography using coherent states
R Namiki, T Hirano
Physical review letters 92 (11), 117901, 2004
Photon antibunching in pulsed squeezed light generated via parametric amplification
M Koashi, K Kono, T Hirano, M Matsuoka
Physical review letters 71 (8), 1164, 1993
Security of quantum cryptography using balanced homodyne detection
R Namiki, T Hirano
Physical Review A 67 (2), 022308, 2003
Implementation of continuous-variable quantum key distribution with discrete modulation
T Hirano, T Ichikawa, T Matsubara, M Ono, Y Oguri, R Namiki, K Kasai, ...
Quantum Science and Technology 2 (2), 024010, 2017
Observation of Dipole-Induced Spin Texture in an Bose-Einstein Condensate
Y Eto, H Saito, T Hirano
Physical Review Letters 112 (18), 185301, 2014
Broadband squeezing of light by pulse excitation
T Hirano, M Matsuoka
Optics letters 15 (20), 1153-1155, 1990
QAM quantum noise stream cipher transmission over 100 km with continuous variable quantum key distribution
M Nakazawa, M Yoshida, T Hirooka, K Kasai, T Hirano, T Ichikawa, ...
IEEE Journal of Quantum Electronics 53 (4), 1-16, 2017
Efficient-phase-encoding protocols for continuous-variable quantum key distribution using coherent states and postselection
R Namiki, T Hirano
Physical Review A 74 (3), 032302, 2006
Spin-dependent inelastic collisions in spin-2 Bose-Einstein condensates
S Tojo, T Hayashi, T Tanabe, T Hirano, Y Kawaguchi, H Saito, M Ueda
Physical Review A 80 (4), 042704, 2009
Pulse-resolved measurement of quadrature phase amplitudes of squeezed pulse trains at a repetition rate of 76 MHz
R Okubo, M Hirano, Y Zhang, T Hirano
Optics letters 33 (13), 1458-1460, 2008
Spin-echo-based magnetometry with spinor Bose-Einstein condensates
Y Eto, H Ikeda, H Suzuki, S Hasegawa, Y Tomiyama, S Sekine, ...
Physical Review A 88 (3), 031602, 2013
Observation of quadrature squeezing in a χ(2) nonlinear waveguide using a temporally shaped local oscillator pulse
Y Eto, T Tajima, Y Zhang, T Hirano
Optics express 16 (14), 10650-10657, 2008
Observation of squeezed light at 1.535 μm using a pulsed homodyne detector
Y Eto, T Tajima, Y Zhang, T Hirano
Optics letters 32 (12), 1698-1700, 2007
3 dB squeezing by single-pass parametric amplification in a periodically poled KTiOPO4 crystal
T Hirano, K Kotani, T Ishibashi, S Okude, T Kuwamoto
Optics letters 30 (13), 1722-1724, 2005
Efficient homodyne measurement of picosecond squeezed pulses with pulse shaping technique
Y Eto, A Koshio, A Ohshiro, J Sakurai, K Horie, T Hirano, M Sasaki
Optics letters 36 (23), 4653-4655, 2011
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