Natural sciences, Mathematical physics and basic theory

Apr. 2025
The Physical Society of Japan
Microscopic origin of the quantum Mpemba effect in ion-trap quantum simulators
Student Presentation Award of the Physical Society of Japan, Shion Yamashika

Quenching from superfluid to free bosons in two dimensions: Entanglement, symmetries, and the quantum Mpemba effect
Shion Yamashika; Pasquale Calabrese; Filiberto Ares
Lead, Physical Review A, American Physical Society (APS), 111, 4, 09 Apr. 2025, Peer-reviwed
Scientific journal, English

Entanglement asymmetry and quantum Mpemba effect in two-dimensional free-fermion systems
Shion Yamashika; Filiberto Ares; Pasquale Calabrese
Lead, Physical Review B, American Physical Society (APS), 110, 8, 12 Aug. 2024, Peer-reviwed
Scientific journal, English

Time evolution of entanglement entropy after quenches in two-dimensional free fermion systems: A dimensional reduction treatment
Shion Yamashika; Filiberto Ares; Pasquale Calabrese
Lead, Physical Review B, American Physical Society (APS), 109, 12, 14 Mar. 2024, Peer-reviwed
Scientific journal, English

Fidelity-estimation method for graph states with depolarizing noise
Tomonori Tanizawa; Yuki Takeuchi; Shion Yamashika; Ryosuke Yoshii; Shunji Tsuchiya
Physical Review Research, American Physical Society (APS), 5, 4, 19 Dec. 2023, Peer-reviwed
Scientific journal, English

Evolution of entanglement entropy in strongly correlated bosons in an optical lattice
Shion Yamashika; Daichi Kagamihara; Ryosuke Yoshii; Shunji Tsuchiya
Lead, Physical Review Research, American Physical Society (APS), 5, 4, 01 Nov. 2023, Peer-reviwed
Scientific journal, English

Rényi entanglement entropy after a quantum quench starting from insulating states in a free boson system
Daichi Kagamihara; Ryui Kaneko; Shion Yamashika; Kota Sugiyama; Ryosuke Yoshii; Shunji Tsuchiya; Ippei Danshita
Physical Review A, American Physical Society (APS), 107, 3, 06 Mar. 2023, Peer-reviwed
Scientific journal, English

Entanglement Propagation in Thermalization of an Isolated Quantum System
Ryosuke Yoshii; Shion Yamashika; Shunji Tsuchiya
Journal of the Physical Society of Japan, Physical Society of Japan, 91, 5, 15 May 2022, Peer-reviwed
Scientific journal, English

Stability of supercurrents in a superfluid phase of spin-1 bosons in an optical lattice
Shion Yamashika; Ryosuke Yoshii; Shunji Tsuchiya
Lead, Physical Review A, American Physical Society (APS), 103, 4, 05 Apr. 2021, Peer-reviwed
Scientific journal, English

Microscopic origin of the quantum Mpemba effect in ion-trap quantum simulators
Shion Yamashika; Filiberto Ares
Oral presentation, Japanese, 2025年春季大会 日本物理学会
19 Mar. 2025
18 Mar. 2025- 21 Mar. 2025

Quantum Mpemba effect of bosons in an optical lattice
Shion Yamashika; Filiberto Ares; Pasquale Calabrese
Japanese, 日本物理学会第79回年次大会
17 Sep. 2024
16 Sep. 2024- 19 Sep. 2024

Quantum Mpemba effect in two-dimensional free fermion systems
Shion Yamashika; Filiberto Ares; Pasquale Calabrese
Oral presentation, English, Quantum simulation of novel phenomena with ultracold atoms and molecules
23 Apr. 2024
22 Apr. 2024- 25 Apr. 2024

光格子中のボース多体系におけるエンタングルメントエントロピーのクエンチダイナミクス
山鹿汐音; 鏡原大地; 吉井涼輔; 土屋俊二
Oral presentation, Japanese, ⽇本物理学会 2022 年秋季⼤会
13 Sep. 2022
12 Sep. 2022- 15 Sep. 2022

光格⼦中の 1 次元ボース粒⼦系のトポロジカル秩序
山鹿汐音; 土屋俊二
Oral presentation, Japanese, ⽇本物理学会⼤ 77 回年次⼤会
15 Mar. 2022
15 Mar. 2022- 19 Mar. 2022

Entanglement dynamics of bosons in an optical lattice
ShionYamashika; Kota Sugiyama; Ryosuke Yoshii; Daichi Kagamihara; Shunji Tsuchiya
Oral presentation, English, APS March meeting 2022
16 Mar. 2022
14 Mar. 2022- 18 Mar. 2022

光格子中のスピン1超流動体の安定性とネマティック秩序
山鹿汐音; 吉井涼輔; 土屋俊二
Oral presentation, Japanese, 日本物理学会 2020年秋季大会
09 Sep. 2020
08 Sep. 2020- 11 Sep. 2020

Critical superfluid velocity of spin-1 bosons in an optical lattice
Shion Yamashika; Ryosuke Yoshii; Shunji Tsuchiya
Oral presentation, English, 51st Annual Meeting of the APS Division of Atomic, Molecular, and Optical Physics
02 Jun. 2020
01 Jun. 2020- 05 Jun. 2020

光格子中のspin-1ボゾンの超流動臨界速度
山鹿汐音; 吉井涼輔; 土屋俊二
Oral presentation, Japanese, 日本物理学会 第75回年次大会
17 Mar. 2020
Mar. 2020 Mar. 2020