Keio University

Presentations

Hayase, Junko

161-180 items (total 494)

Cavity polaritons in a photonic crystal slab imbedded an inorganic-organic hybrid-type semiconductor

Speaker
J. Ishi-Hayase and T. Ishihara,
Conference Title
[Conference Category International presentation] Conference Title The European Conference on Lasers and Electro-Optics (CLEO/Europe – EQEC 2003) Dates 2003.06 - 2003.06
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English
Conference Category
Oral presentation (general)

Serial-parallel conversion of high-speed optical bit stream by highly efficient nonlinear materials

Speaker
K. Ema, J. Ishi, H. Kunugita, T. Kond
Conference Title
[Conference Category International presentation] Conference Title Optoelectoronics and Communications Conference and International Ophthalmologic Conference Dates 2001.08 - 2001.08
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English
Conference Category
Oral presentation (general)

Infuluence of spin relaxation on excitonic nonlinearity in an organic-inorganic hybrid quantum-well material

Speaker
M. Toda, K. Ohashi, D. Ichii, K. Umeda, J. Ishi-Hayase, H. Kunugita, K. Ema, K. Tanaka, and T. Kondo
Conference Title
[Conference Category International presentation] Conference Title The European Quantum Electronics Conference (CLEO/Europe – EQEC 2003) Dates 2003.06 - 2003.06
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English
Conference Category
Oral presentation (general)

Exciton dephasing in strain-compensated self-assembled InAs quantum dots

Speaker
J. Ishi-Hayase, K. Akahane, N. Yamamoto, M. Kujiraoka, K. Ema, and M. Sasaki
Conference Title
[Conference Category International presentation] Conference Title Photonic West 2006 Dates 2006.02 - 2006.02
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English
Conference Category
Oral presentation (general)

Selective generation of quantum beats of weakly confined excitons

Speaker
O. Kojima, T. Isu, J. Ishi-Hayase, M. Sasaki, and M. Tsuchiya
Conference Title
[Conference Category International presentation] Conference Title 28th International Conference on the Physics of Semiconductors (ICPS2006) Dates 2006.07 - 2006.07
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English
Conference Category
Oral presentation (general)

Long-lived coherence of quantum dot excitons in the telecommunication waveband

Speaker
J. Ishi-Hayase, K. Akahane, N. Yamamoto, M. Kujiraoka, K. Ema, and M. Sasaki
Conference Title
[Conference Category International presentation] Conference Title The 8th International Conference on Quantum Communication, Measurement and Computing (QCMC2006) Dates 2006.11 - 2006.11
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English
Conference Category
Oral presentation (general)

Optical Kerr response to multi pump pulses on GaAs weakly confined excito

Speaker
A. Kanno, R. Katouf, O. Kojima, J. Ishi-Hayase, M. Tsuchiya, and T. Isu
Conference Title
[Conference Category International presentation] Conference Title 35th International Symposium on Compound Semiconductors (ISCS2008) Dates 2007.02 - 2007.02
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English
Conference Category
Oral presentation (general)

Biexcitonic contribution to four-wave mixing in a self-organized quantum-well material

Speaker
J. Ishi, Y. Kato, H. Kunugita, K. Ema, T. Ban, T. Kondo
Conference Title
[Conference Category International presentation] Conference Title International Quantum Electronics Conference (CLEO/Europe – IQEC 2000) Dates 2000.09 - 2000.09
Invitation Status
Without
Presentation Format
International presentation
Language of Publication
English
Conference Category
Oral presentation (general)

Transient nondegenerate four-wave mixing signal induced by exciton-exciton interactions in a self-organized quantum-well material

Speaker
J. Ishi, Y. Kato, H. Kunugita, K. Ema,T. Ban, T. Kondo
Conference Title
[Conference Category International presentation] Conference Title Nonlinear Optics: Materials, Fundamentals, and Applications (NLO 2000) Dates 2000.08 - 2000.08
Invitation Status
With
Presentation Format
International presentation
Language of Publication
English
Conference Category
Oral presentation (general)

Site Selective Doping of Nitrogen-Vacancy Centers in Diamond Thin Film Fabricated Using Nitrogen-Doped Chemical Vapor Deposition with Micropatterned Substrate

Speaker
Tomohiro Gomi, Shuhie Tomizawa, Kohei Ohashi, Kohei M.Itoh, Hideyuki Watanabe, Hisothi Umezawa, Shinichi Shikata, and J.Ishi-Hayase
Conference Title
[Conference Category International presentation] (Venue Hong Kong) Dates 2013.04.28 - 2013.04.28
Presentation Format
International presentation
Language of Publication
Japanese
Conference Category
Poster presentation

Band engineering of diamond towards magnetometry using NV centers

Speaker
K. M. Itoh, J. Ishi-Hayase, H. Watanabe, and S. Shikata
Conference Title
[Conference Category International presentation] Conference Title The 11th US-Japan Joint Seminar on Quantum Electronics and Laser Spectroscopy(Venue Nara, Japan) Dates 2013.04.11 - 2013.04.11
Invitation Status
With
Presentation Format
International presentation
Language of Publication
English
Conference Category
Oral presentation (invited, special)

Anomalous Decay of Photon Echo in a Quantum Dot Ensemble in the Strong Excitation Regime

Speaker
Ryosuke Suemori, Kouichi Akahane, Naokatsu Yamamoto, and J.Ishi-Hayase
Conference Title
[Conference Category International presentation] Conference Title 31st International Conference on the Physics of Semiconductors(Venue Zurich(Swiss)) Dates 2012.08.02 - 2012.08.02
Presentation Format
International presentation
Language of Publication
English
Conference Category
Poster presentation

Transfer and Retrieval of Optical Coherence to Strain-compensated Quantum Dots using a Heterodyne Photon-echo Technique

Speaker
Kazumasa Suzuki1, Kouichi Akahane, Naokatsu Yamamoto, and J.Ishi-Hayase
Conference Title
[Conference Category International presentation] Conference Title 31st International Conference on the Physics of Semiconductors(Venue Zurich(Swiss)) Dates 2012.08.02 - 2012.08.02
Presentation Format
International presentation
Language of Publication
English
Conference Category
Poster presentation

Properties of NV centers in Isotopically Enriched 12C Diamond films

Speaker
K. Ohashi, S. Tomizawa, T. Ishikawa, K.-M C. Fu, C. Santori, V. M. Acosta, R. G. Beausoleil, H. Watanabe, S. Shikata, J.Ishi-Hayase, and K. M. Itoh
Conference Title
[Conference Category International presentation] Conference Title NanoMRI conference 2012(Venue Ascona(Switzerland)) Dates 2012.07.23 - 2012.07.23
Presentation Format
International presentation
Language of Publication
English
Conference Category
Poster presentation

Nonlinear optics in semiconductor quantum-dot nanostructures

Speaker
J.Ishi-Hayase
Conference Title
[Conference Category International presentation] Conference Title Japan-French Frontiers of Engineering Second Symposium(Venue Kyoto,Japan) Dates 2012.02.27 - 2012.02.27
Invitation Status
With
Presentation Format
International presentation
Language of Publication
English
Conference Category
Oral presentation (invited, special)

Coherence Transfer of Time-bin Pulse to a Semiconductor Quantum Dot Ensemble using Photon Echo Technique

Speaker
J.Ishi-HAYASE,Kouichi Akahane,Naokatsu Yamamoto,Kazuhiro Ema,and Masahide Sasaki.
Conference Title
[Conference Category International presentation] Conference Title 2011 Nonlinear Optics(2011 NLO)(Venue Kauai,USA) Dates 2011.07.19 - 2011.07.19
Presentation Format
International presentation
Language of Publication
English
Conference Category
Oral presentation (general)

光パルス列を用いた半導体励起子の位相緩和制御

Speaker
早瀬(伊師) 潤子, 鯨岡真美子, 赤羽浩一, 山本直克, 江馬一弘, 佐々木雅英
Conference Title
[Conference Category Domestic presentation] Dates 2006.03 - 2006.03
Invitation Status
With
Presentation Format
Domestic presentation
Language of Publication
Japanese
Conference Category
Oral presentation (invited, special)

高均一配向軸を有するダイヤモンドNV中心集合体の作製とコヒーレンス評価

Speaker
五味 朋寛,藤澤 康二,金子 和樹,渡邊 幸志,梅澤 仁,鹿田 真一,伊藤 公平,早瀬 潤子
Conference Title
[Conference Category Domestic presentation] Dates 2014.03.28 - 2014.03.28
Presentation Format
Domestic presentation
Language of Publication
Japanese
Conference Category
Poster presentation

Evaluation of spin property and magnetic field sensitivity of nitrogen-vacancy center in diamond using micropatterned substrate

Speaker
金子 和樹,五味 朋寛,渡邉 幸志, 早瀬 潤子
Conference Title
[Conference Category Domestic presentation] Dates 2014.03.17 - 2014.03.17
Presentation Format
Domestic presentation
Language of Publication
English
Conference Category
Poster presentation

微細加工基板上窒素ドープ化学気相成長によるダイヤモンド中窒素空孔中心の配向軸制

Speaker
五味 朋寛,渡邉 幸志, 金子 和樹,五味 朋寛,早瀬 潤子
Conference Title
[Conference Category Domestic presentation] Dates 2014.03.17 - 2014.03.17
Presentation Format
Domestic presentation
Language of Publication
Japanese
Conference Category
Poster presentation