最近の論文
- Homemade-HEMT-based transimpedance amplifier for high-resolution shot-noise measurements
Takase Shimizu, Masayuki Hashisaka, Heorhii Bohuslavskyi, Takafumi Akiho, Norio Kumada, Shingo Katsumoto, and Koji Muraki
Rev. Sci. Inst. 92, 124712 (2021).
- Excitonic nature of magnons in a quantum Hall ferromagnet
A. Assouline, M. Jo, P. Brasseur, K. Watanabe, T. Taniguchi, Th. Jolicoeur, D. C. Glattli, N. Kumada, P. Roche, F. D. Parmentier, and P. Roulleau
Nature Phys. 17, 1369 (2021).
- Quantum Hall Valley Splitters and a Tunable Mach-Zehnder Interferometer in Graphene
M. Jo, P. Brasseur, A. Assouline, G. Fleury, H.-S. Sim, K. Watanabe, T. Taniguchi, W. Dumnernpanich, P. Roche, D. C. Glattli, N. Kumada, F. D. Parmentier, and P. Roulleau
Phys. Rev. Lett. 126, 146803 (2021). (Featured in Physics, Editors' suggestion)
- On-chip coherent frequency-domain THz spectroscopy for electrical transport
Katsumasa Yoshioka, Norio Kumada, Koji Muraki, Masayuki Hashisaka
Appl. Phys. Lett. 117, 161103 (2020). (editor's pick)
- Suppression of gate screening on edge magnetoplasmons by highly resistive ZnO gate
N. Kumada, N.-H. Tu, K.-i. Sasaki, T. Ota, M. Hashisaka, S. Sasaki, K. Onomitsu, and K. Muraki
Phys. Rev. B 101, 205205 (2020).
- Active spatial control of terahertz graphene plasmons
Ngoc Han Tu, Katsumasa Yoshioka, Satoshi Sasaki, Makoto Takamura, Koji Muraki, and Norio Kumada
Commun. Mater. 1, 7 (2020).
ここ1年間の国際会議発表および今後の発表予定
- Ultrafast Time-resolved Electrical Readout of Photocurrent in Graphene Photodetector Using On-chip THz Spectroscopy
K. Yoshioka, T. Wakamura, M. Hashisaka, K. Watanabe, T. Taniguchi, N. Kumada
ISNTT2021
- Time-resolved Measurement of Chiral Edge Transport in InAs/InGaSb Composite Quantum Wells
H. Kamata, H. Irie, N. Kumada, K. Muraki
ISNTT2021
- High-precision Current-noise Measurements Using Homemade-HEMT-based Transimpedance Amplifiers
T. Shimizu, M. Hashisaka, H. Bohuslavskyi, T. Akiho, N. Kumada, S. Katsumoto, K. Murak
ISNTT2021
- Spatial Control of Graphene Plasmons in the THz Range
Norio Kumada, Ngoc Han Tu, Katsumasa Yoshioka, Satoshi Sasaki, Makoto Takamura, Koji Muraki
EP2DS-24
- Ultrafast Electrical Readout of Photocurrent in hBN-encapsulated Graphene Using On-chip THz Spectroscopy
Katsumasa Yoshioka, Taro Wakamura, Masayuki Hashisaka, Kenji Watanabe, Takashi Taniguchi, Norio Kumada
EP2DS-24
- (Invited) Unveiling excitonic properties of magnons in a quantum Hall ferromagnet
P. Roulleau, A. Assouline, M. Jo, P. Brasseur, K. Watanabe, T. Taniguchi, T. Jolicoeur, D. C. Glattli, N. Kumada, P. Roche, F. Parmentier
EP2DS-24
- Tunable Mach-Zehnder Interferometer in Graphene
A. Assouline, M. Jo, P. Brasseur, G. Fleury, H.-S. Sim, K. Watanabe, T. Taniguchi, W. Dumnernpanich, P. Roche, C. D. Glattli, N. Kumada, F. Parmentier, P. Roulleau
EP2DS-24
- High-Precision Noise Cross-Correlation Measurement Using Homemade-HEMT-Based Transimpedance Amplifiers
Takase Shimizu, Masayuki Hashisaka, Heorhii Bohuslavskyi, Takafumi Akiho, Norio Kumada, Shingo Katsumoto, Koji Muraki
EP2DS-24
- On-chip time-resolved charge detection in InAs/GaSb composite quantum wells
Hiroshi Kamata, Hiroshi Irie, Norio Kumada, and Koji Muraki
EP2DS-24
ここ1年間の国内会議発表および今後の発表予定
- hBN封止グラフェンFETにおける光電流のオンチップテラヘルツ電気測定
吉岡克将, 若村太郎, 橋坂昌幸, 渡邊賢司, 谷口尚, 熊田倫雄
物理学会 2021年秋
- 分数-整数量子ホール接合における電荷中性モードの伝播特性
橋坂昌幸, 秋保貴史, 佐々木智, 熊田倫雄, 村木康二
物理学会 2021年秋
- (シンポジウム講演) グラフェンプラズモンの電気的制御
熊田倫雄、高村真琴
物理学会 2020年秋
- エッジマグネトプラズモン結晶のバンド構造
佐々木健一, 橋坂昌幸, 熊田倫雄, 村木康二
物理学会 2020年秋
- (シンポジウム講演) Improving of Plasmon Controllability in Graphene by Electric or Magnetic Fields
熊田倫雄
応用物理学会 2020年春
- 広帯域高周波数分解能on-chip THz分光法の開発
吉岡克将、熊田倫雄、村木康二、橋坂昌幸
応用物理学会 2020年春
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