研究発表 - 早瀬　潤子

Radio-frequency Magnetic Field Imaging by Continuous-wave Scanning NV Magnetometry Using RF-dressed States of Electron Spin in Diamond

S. Komuro, K. Okura, K. Hayashi, T. An, J. Ishi-Hayase

[国際会議]  35th International Conference on Diamond and Carbon Materials, 

2025年08月

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2025年09月

, 

ポスター発表

Fabrication of a bulk diamond hollow structures using vertical and horizontal reactive ion etching for wide-field temperature imaging

H. Tsuchiya, S. Ishida, H. Matsukiyo, S. Iwamoto, J. Ishi-Hayase

[国際会議]  35th International Conference on Diamond and Carbon Materials, 

2025年08月

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2025年09月

, 

ポスター発表

Optimization for Femtosecond Regime Single Photon Detection via Frequency Up-Conversion

Y. Kochi, M. Hornauer, S. Kurimura and J. Ishi-Hayase

[国際会議]  Optical Nonlinear Optics Topical Meeting, 

2025年08月

, 

口頭発表（一般）

Proof-of-principle demonstration of simultaneous AC magnetic field and temperature imaging by scanning NV center microscopy

S. Komuro, K. Okura, T. An, K. Hayashi, and J. Ishi-Hayase

[国際会議]  Quantum Inovation 2025, 

2025年07月

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2025年08月

, 

ポスター発表

Analysis of electron spin single / double resonance signals in ensemble NV center systems focusing on inhomogeneous broadening

R. Suzuki, T. Mikawa, R. Okaniwa, Y. Matsuzaki, N. Tokuda, and J. Ishi-Hayase

[国際会議]  Quantum Inovation 2025, 

2025年07月

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2025年08月

, 

ポスター発表

Simultaneous wide-field imaging of AC current and temperature with diamond quantum sensor for microcircuit analysis

Y. Itabashi, F. Otsubo, H. Tabuchi, T. Tanaka, Y. Matsuzaki, N. Tokuda and Junko Ishi-Hayase

[国際会議]  Quantum Inovation 2025, 

2025年07月

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2025年08月

, 

ポスター発表

Numerical analysis of the photonic parameter-blinded variational quantum eigensolver

M. Tagami, K. Utsunomiya, H. Shimizu, M. Nagai, and J. Ishi-Hayase, T. Satoh, and M. Takeoka

[国際会議]  Quantum Inovation 2025, 

2025年07月

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2025年08月

, 

ポスター発表

Optimization of Sum Frequency Generation by Numerical Analysis of Ultrafast SVEA, including direct physical modeling of quasi phase matching

M. C. Hornauera, Y. Kochia, T. Shojia, S. Kurimura, and J. Ishi-Hayasea

[国際会議]  Quantum Inovation 2025, 

2025年07月

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2025年08月

, 

ポスター発表

周波数上方変換を用いたInAs量子ドットからのフェムト秒フォトンエコー信号検出

河内 優太，Maximilian Hornauer，栗村 直，赤羽 浩一，早瀬 潤子

[国内会議]  日本学術会議国際光デーシンポジウム, 

2025年07月

, 

ポスター発表

Femtosecond Regime Photon Echo Generation from Quantum Dots and Detection via Frequency Up-conversion Technique

Y. Kochi , Y. Takahashi, M. Hornauer, S. Kurimura, K. Akahane and J. Ishi-Hayase,

[国際会議]  The 13th Asia-Pacific Laser Symposium, 

2025年05月

, 

口頭発表（招待・特別）

Influence of Substrate Surface Defects on Characteristics of Preferentially-oriented Nitrogen-vacancy Centers inDiamond on {111} Facets Inverted-pyramid-shaped Holes

K. Imuta, Y. Oikawa, R. Suzuki, N. Tokuda, H. Watanabe, J. Ishi-Hayase

[国際会議]  18th International Conference on New Diamon and Nano Carbons, 

2025年05月

, 

ポスター発表

Multiplexed Imaging of Temperature and AC Current of a Microcircuit Using RF-dressed States of Electron Spins in Diamond

Y. Itabashi, F. Otsubo, H. Tabuchi, T. Tanaka, Y. Matsuzaki, N. Tokuda, J. Ishi-Hayase

[国際会議]  18th International Conference on New Diamon and Nano Carbons, 

2025年05月

, 

口頭発表（一般）

Simple quantum state tomography of single-photon entanglement

J. Yoshimoto, H. Shimizu, K. Tanji, A. Hosaka, J. Ishi-Hayase, T. Horikiri, R. Ikuta, M. Takeoka

[国際会議]  SPIE Photoncs West 2025, 

2025年01月

, 

口頭発表（一般）

Femtosecond single photon time-bin detection via up-conversion

M. Hornauer, Y. Kochi, T. Shoji, S. Kurimura, J. Ishi-Hayase

[国際会議]  SPIE Photoncs West 2025, 

2025年01月

, 

口頭発表（一般）

Analysis of electron spin double resonance signals in diamond under non-weak excitation considering effect of 14N nuclear spin

R. Suzuki, T. Mikawa, R. Okaniwa, Y. Matsuzaki, N. Tokuda, and J. Ishi-Hayase

[国際会議]  The International Symposium on Quantum Science, Technology and Innovation 2024, 

2024年10月

, 

ポスター発表

Photon echo enhancement from InAs QDs via adiabatic rapid passageand time-resolved measurement using frequency up-conversion

Y. Kochi, Y. Takahashi, S. Kurimura, K. Akahane and J. Ishi-Hayase

[国際会議]  The International Symposium on Quantum Science, Technology and Innovation 2024, 

2024年10月

, 

ポスター発表

Ultrafast uniformed quantum manipulation in InAs quantum dot ensemble embedded in optical resonator

Y. Takahashi, Y. Kochi, K. Akahane, J. Ishi Hayase

[国際会議]  The International Symposium on Quantum Science, Technology and Innovation 2024, 

2024年10月

, 

ポスター発表

High sensitive multiplexed imaging of AC magnetic field and temperature using RF-dressed states of electron spins in diamond

Y. Itabashi, F. Otsubo, H. Tabuchi, T. Tanaka, Y. Matsuzaki, N. Tokuda, N. Mizuochi and Junko Ishi-Hayase

[国際会議]  The International Symposium on Quantum Science, Technology and Innovation 2024, 

2024年10月

, 

ポスター発表

Characterization of preferentially oriented NV centers generated by CVD growth on diamond {111} facets in inverted pyramid-shaped holesCharacterization of preferentially oriented NV centers generated by CVD

K. Imuta, Y. Oikawa, N. Tokuda and J. Ishi-Hayase

[国際会議]  The International Symposium on Quantum Science, Technology and Innovation 2024, 

2024年10月

, 

ポスター発表

High frequency AC magnetic field imaging by CW-ODMR measurementof RF-dressed state in scanning diamond probe

K. Okura, S. Komuro, K. Hayashi, T. An , and J. Ishi-Hayase

[国際会議]  The International Symposium on Quantum Science, Technology and Innovation 2024, 

2024年10月

, 

ポスター発表