Research field (4)：
Mathematical physics and basic theory
, Semiconductors, optical and atomic physics
, Semiconductors, optical and atomic physics
, Semiconductors, optical and atomic physics
Research keywords (5)：
Quntum internet
, quantum key distribution
, Quantum cryptography
, Quantum Information
, Foundations of Quantum Mechanics
Research theme for competitive and other funds (2)：
2018 - 2022 Quantum key distribution with imperfect devices
2010 - 2011 同種粒子系のエンタングルメントの特徴 : その解析と応用
Papers (24)：
Toyohiro Tsurumaru, Tsubasa Ichikawa, Yosuke Takubo, Toshihiko Sasaki, Jaeha Lee, Izumi Tsutsui. Indistinguishability between quantum randomness and pseudorandomness under efficiently calculable randomness measures. Physical Review A. 2024. 109. 2
Toyohiro Tsurumaru, Toshihiko Sasaki, Izumi Tsutsui. Secure random number generation from parity symmetric radiations. Communications Physics. 2022. 5. 1
Hiroyuki Endo, Toshihiko Sasaki, Masahiro Takeoka, Mikio Fujiwara, Masato Koashi, Masahide Sasaki. Line-of-sight quantum key distribution with differential phase shift keying. New Journal of Physics. 2022. 24. 2. 025008-025008
Takaya Matsuura, Kento Maeda, Toshihiko Sasaki, Masato Koashi. Finite-size security of continuous-variable quantum key distribution with digital signal processing. Nature Communications. 2021. 12. 1
Akihiro Mizutani, Toshihiko Sasaki, Go Kato, Yuki Takeuchi, Kiyoshi Tamaki. Information-theoretic security proof of differential-phase-shift quantum key distribution protocol based on complementarity. 2017
Toshihiko Sasaki, Masato Koashi. A security proof of the round-robin differential phase shift quantum key distribution protocol based on the signal disturbance. 2017
Shun Kawakami, Toshihiko Sasaki, Masato Koashi. Finite-key analysis for quantum key distribution with weak coherent pulses based on Bernoulli sampling. 2017
Toshihiko Sasaki, Kiyoshi Tamaki, Masato Koashi. Quantum key distribution protocols with slow basis choice. 2016
