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IEICE Trans

Naomichi OKAMOTO

Topographical Change of Azopolymer Surface Induced by Optical Near-Field around Photo-Irradiated Nanoparticles
Osamu WATANABE Taiji IKAWA Makoto HASEGAWA Masaaki TSUCHIMORI Yoshimasa KAWATA Chikara EGAMI Okihiro SUGIHARA Naomichi OKAMOTO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2000/07/25
Vol. E83-C  No. 7  pp. 1125-1127
Type of Manuscript:  Special Section LETTER (Special Issue on Organic Molecular Electronics for the 21st Century)
Category: Thin Film
Keyword: 
optical near-filed, transcription of arrayed structure, nanoparticles, pulsed laser, azopolymer, 
 Summary | Full Text:PDF
All-Optical Switching Property of an MQW-Sandwich Nonlinear Directional Coupler with Nonlinear Losses
Naomichi OKAMOTO Xue Jun MENG Okihiro SUGIHARA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1995/03/25
Vol. E78-C  No. 3  pp. 299-303
Type of Manuscript:  PAPER
Category: Opto-Electronics
Keyword: 
nonlinear directional coupler, strong coupling, MQW coupling layer, nonlinear losses, all-optical switching, 
 Summary | Full Text:PDF
Second Harmonic Generation in Poled Polymer Films Doped with α-Cyano Unsaturated Carboxylic Acids
Okihiro SUGIHARA Yasuhiko HIRANO Naomichi OKAMOTO Yutaka TAKETANI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1993/10/25
Vol. E76-C  No. 10  pp. 1523-1528
Type of Manuscript:  PAPER
Category: Opto-Electronics
Keyword: 
α-cyano unsaturated carboxylic acid, second harmonic generation, poled polymer waveguide, Cerenkov-type SHG, 
 Summary | Full Text:PDF
Properties of a Strongly-Coupled Nonlinear Directional Coupler with a Lossy MQW Coupling Layer
Xue Jun MENG Naomichi OKAMOTO Okihiro SUGIHARA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1993/08/25
Vol. E76-C  No. 8  pp. 1339-1344
Type of Manuscript:  PAPER
Category: Opto-Electronics
Keyword: 
nonlinear directional coupler, lossy MQW coupling layer, strong coupling, Galerkin finite element method, predictor-corrector algorithm, 
 Summary | Full Text:PDF
Second Harmonic Generation from Mixtures of Organic Nonlinear Materials MNA and pNA
Ding Yu CHEN Naomichi OKAMOTO Tohru SASAKI Shigeru TASAKA Ryoka MATSUSHIMA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1991/04/25
Vol. E74-C  No. 4  pp. 946-950
Type of Manuscript:  PAPER
Category: Quantum Electronics
Keyword: 
 Summary | Full Text:PDF
A Threshold Device Using an Optically Nonlinear Tapered Waveguide
Naomichi OKAMOTO Kazuyuki IZAWA 
Publication:   IEICE TRANSACTIONS (1976-1990)
Publication Date: 1990/04/25
Vol. E73-E  No. 4  pp. 566-570
Type of Manuscript:  PAPER
Category: Electro-Optics
Keyword: 
 Summary | Full Text:PDF