Keio University

Presentations

Watanabe, Shinichi

1-20 items (total 259)

Development of Femtosecond Noise Correlation Spectroscopy Enabled by Digitizer-Based Statistical Operation,

Speaker
K. Ataka, K. Ikoma, T. Kurihara, and S. Watanabe
Conference Title
[Conference Category International presentation] Conference Title APS Global Physiscs Summit Dates 2026.03.15 - 2026.03.20
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English
International Co-authorship
No
Conference Category
Poster presentation

Frequency-comb-based precision metrology for spintronics research,

Speaker
S. Watanabe
Conference Title
[Conference Category International presentation] Conference Title 4th International Workshop of Spin/Quantum Materials and Devices (IWSQMD2025) Dates 2026.01.26 - 2026.01.27
Invitation Status
With
Presentation Format
International presentation
Language of Publication
English
International Co-authorship
No
Conference Category
Oral presentation (invited, special)

Dual-comb interferometric vibrometry for absolute vibration amplitude measurement with picometer precision

Speaker
S. Watanabe, K. Maezawa, and R. Shibata
Conference Title
[Conference Category International presentation] Conference Title JSAP-Optica Joint Symposia 2025 Dates 2025.09.07 - 2025.09.10
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English
International Co-authorship
No
Conference Category
Oral presentation (general)

Dual frequency-comb metrology for studying chimera quasiparticles

Speaker
S. Watanabe, K. Maezawa, and R. Shibata
Conference Title
[Conference Category International presentation] Conference Title Chimera 2025 Dates 2025.09.29 - 2025.10.02
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English
International Co-authorship
No
Conference Category
Oral presentation (general)

Measurement of spin precession amplitude dependence on pump power using two frequency-stabilized pulsed lasers

Speaker
K. Maezawa, and S. Watanabe
Conference Title
[Conference Category International presentation] Conference Title Chimera 2025 Dates 2025.09.29 - 2025.10.02
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English
International Co-authorship
No
Conference Category
Poster presentation

Time-resolved observation of magnon and phonon propagation in Bi-YIG over picosecond-microsecond time scales

Speaker
R. Shibata, and S. Watanabe
Conference Title
[Conference Category International presentation] Conference Title Chimera 2025 Dates 2025.09.29 - 2025.10.02
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English
International Co-authorship
No
Conference Category
Poster presentation

Spatio-temporal visualization of individual phonon and magnon propagation in a magnetic thin film,

Speaker
S. Watanabe, D. Nishikawa, K. Maezawa, R. Shibata, S. Fujii
Conference Title
[Conference Category International presentation] Conference Title CLEO®/Europe-EQEC 2025 Dates 2025.06.23 - 2025.06.27
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English
International Co-authorship
No
Conference Category
Oral presentation (general)

Coherent dual-comb and low-noise photonic microwave generation with mechanically actuated soliton microcombs,

Speaker
T. Murakami, K. Wada, S. Kogure, R. Takabayashi, L. Yang, R. Shibata, H. Kumazaki, S. Watanabe, A. Ishizawa, T. Tanabe, and S. Fujii
Conference Title
[Conference Category International presentation] Conference Title CLEO®/Europe-EQEC 2025 Dates 2025.06.23 - 2025.06.27
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English
International Co-authorship
No
Conference Category
Oral presentation (general)

Visualization of exciton modulation in monolayer WSe₂ under dynamic strain,

Speaker
Y. Takahashi, T. Yamamoto, K. Maezawa, H. Kumazaki, S. Watanabe, S. Fujii
Conference Title
[Conference Category International presentation] Conference Title NT’25 – 25th International Conference on the Science and Applications of Nanotubes and Low-Dimensional Materials Dates 2025.06.15 - 2025.06.20
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English
International Co-authorship
No
Conference Category
Poster presentation

Full stabilization of three optical frequency combs,

Speaker
T. Murakami, R. Shibata, and S. Watanabe
Conference Title
[Conference Category International presentation] Conference Title The 14th Advanced Lasers and Photon Sources Conference (ALPS 2025) Dates 2025.04.21 - 2025.04.25
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English
International Co-authorship
No
Conference Category
Oral presentation (general)

Dynamic modulation of excitons in monolayer WSe2 under surface acoustic waves

Speaker
Y. Takahashi, T. Yamamoto, K. Maezawa, H. Kumazaki, S. Watanabe, and S. Fujii
Conference Title
[Conference Category International presentation] Conference Title International Conference on Nanophotonics, Nano-optoelectronics and Quantum Technology (ICNNQ 2025) Dates 2025.04.21 - 2025.04.23
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English
International Co-authorship
No
Conference Category
Oral presentation (general)

Optical Characterization of Uniformity in Sm0.7Er0.3FeO3 single crystal for Room-temperature Terahertz Magnonics

Speaker
K. Ataka, K. Ikoma, T. Kurihara, and S. Watanabe
Conference Title
[Conference Category International presentation] Conference Title The 14th Advanced Lasers and Photon Sources Conference (ALPS 2025) Dates 2025.04.21 - 2025.04.25
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English
International Co-authorship
No
Conference Category
Poster presentation

表面弾性波を用いた単層遷移金属ダイカルコゲナイドにおける第二高調波発生の高速動的変調

Speaker
神澤 英寿、山本 拓海、高橋悠太、熊崎 基、蒲 江、渡邉 紳一、藤井 瞬
Conference Title
[Conference Category Domestic presentation] Dates 2026.03.15 - 2026.03.18
Invitation Status
Without
Presentation Format
Domestic presentation
International Co-authorship
No
Conference Category
Oral presentation (general)

定在波表面弾性波による単層WSe2の励起子発光変調

Speaker
高橋 悠太、山本 拓海、神澤 英寿、前澤 和来、熊崎 基、渡邉 紳一、藤井 瞬
Conference Title
[Conference Category International presentation] Dates 2026.03.15 - 2026.03.18
Invitation Status
Without
Presentation Format
International presentation
International Co-authorship
No
Conference Category
Oral presentation (general)

ロックイン検出を用いたデュアルコム非同期光サンプリングによる量子ドットダイナミクスの高速測定

Speaker
福原 博樹、阿讃坊 元、柴田 理来、渡邉 紳一、早瀬 潤子
Conference Title
[Conference Category Domestic presentation] Dates 2026.03.15 - 2026.03.18
Invitation Status
Without
Presentation Format
Domestic presentation
International Co-authorship
No
Conference Category
Poster presentation

ファイバー型サニャック干渉計とデュアルコム分光法による表面弾性波時間分解イメージングと高調波測定への応用

Speaker
前澤 和来,渡邉 紳一
Conference Title
[Conference Category Domestic presentation] Dates 2026.03.15 - 2026.03.18
Invitation Status
Without
Presentation Format
Domestic presentation
International Co-authorship
No
Conference Category
Poster presentation
2026.02

光コム非同期サンプリングによるマグノン・フォノン時空間伝搬の超広時間域イメージング

Speaker
渡邉紳一
Conference Title
[Conference Category Domestic presentation] Dates 2026.02.09 - 2026.02.09
Invitation Status
With
Presentation Format
Domestic presentation
International Co-authorship
No
Conference Category
Oral presentation (invited, special)
2025.12

光周波数コム技術が拓く非平衡ダイナミクス研究の新展開

Speaker
渡邉紳一
Conference Title
[Conference Category Domestic presentation] Dates 2025.12.09 - 2025.12.11
Invitation Status
With
Presentation Format
Domestic presentation
International Co-authorship
No
Conference Category
Oral presentation (invited, special)

スクイーズド強磁性体における磁化の非平衡ゆらぎとファノ因子

Speaker
佐藤哲也, 渡邉紳一, 松尾衛, 加藤岳生
Conference Title
[Conference Category Domestic presentation] Dates 2025.09.16 - 2025.09.19
Invitation Status
Without
Presentation Format
Domestic presentation
International Co-authorship
No
Conference Category
Oral presentation (general)

デジタイザーを用いた統計解析による超高速スピンノイズ分光法の開発

Speaker
安高幸佑, 生駒一輝, 栗原貴之, 渡邉紳一
Conference Title
[Conference Category Domestic presentation] Dates 2025.09.16 - 2025.09.19
Invitation Status
Without
Presentation Format
Domestic presentation
International Co-authorship
No
Conference Category
Poster presentation