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Photorefractive Materials, Effects And Devices Prm'93最新文献

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Instability of photoinduced gratings against space-charge waves in photorefractive crystals 光折变晶体中光致光栅对抗空间电荷波的不稳定性
Photorefractive Materials, Effects And Devices Prm'93 Pub Date : 1900-01-01 DOI: 10.1364/pmed.1993.thf.3
B. Sturman, K. H. Ringbofer
{"title":"Instability of photoinduced gratings against space-charge waves in photorefractive crystals","authors":"B. Sturman, K. H. Ringbofer","doi":"10.1364/pmed.1993.thf.3","DOIUrl":"https://doi.org/10.1364/pmed.1993.thf.3","url":null,"abstract":"The investigation of different instabilities of photorefractive gratings was motivated by experiments showing the generation of subharmonics in photorefractive BSO crystals [1, 2, 3].","PeriodicalId":110649,"journal":{"name":"Photorefractive Materials, Effects And Devices Prm'93","volume":"31 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122540407","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Laser-stimulated variation of refractive index in superficial region of semiconductor CdS crystals. 半导体CdS晶体表面折射率的激光激发变化。
Photorefractive Materials, Effects And Devices Prm'93 Pub Date : 1900-01-01 DOI: 10.1364/pmed.1993.frh.13
P. Oleksenko, A. M. Kamuz, Y. U. Ovsyannikov
{"title":"Laser-stimulated variation of refractive index in superficial region of semiconductor CdS crystals.","authors":"P. Oleksenko, A. M. Kamuz, Y. U. Ovsyannikov","doi":"10.1364/pmed.1993.frh.13","DOIUrl":"https://doi.org/10.1364/pmed.1993.frh.13","url":null,"abstract":"Considerable recent attention has been focused on laser- stimulated processes in semiconductors, due to prospects of their use in microelectronics.","PeriodicalId":110649,"journal":{"name":"Photorefractive Materials, Effects And Devices Prm'93","volume":"87 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132683209","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Multi-Class Object Recognition in Real-Time using a Synthetic Discriminant Function Filter 基于综合判别函数滤波器的实时多类目标识别
Photorefractive Materials, Effects And Devices Prm'93 Pub Date : 1900-01-01 DOI: 10.1364/pmed.1993.frg.14
C. Cartwright, W. A. Gillespie, Z. Wang
{"title":"Multi-Class Object Recognition in Real-Time using a Synthetic Discriminant Function Filter","authors":"C. Cartwright, W. A. Gillespie, Z. Wang","doi":"10.1364/pmed.1993.frg.14","DOIUrl":"https://doi.org/10.1364/pmed.1993.frg.14","url":null,"abstract":"An incoherent correlator has been shown to possess a number of advantages over its coherent counterpart.","PeriodicalId":110649,"journal":{"name":"Photorefractive Materials, Effects And Devices Prm'93","volume":"117 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132929640","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ferroelectric hysteresis loops, space-charge fields and hologram fixing in top-seeded solution grown barium titanate 钛酸钡顶种溶液中铁电磁滞回线、空间电荷场和全息固定
Photorefractive Materials, Effects And Devices Prm'93 Pub Date : 1900-01-01 DOI: 10.1364/pmed.1993.thd.6
R. Cudney, J. Fousek, M. Zgonik, P. Günter, M. H. Garrett, D. Rytz
{"title":"Ferroelectric hysteresis loops, space-charge fields and hologram fixing in top-seeded solution grown barium titanate","authors":"R. Cudney, J. Fousek, M. Zgonik, P. Günter, M. H. Garrett, D. Rytz","doi":"10.1364/pmed.1993.thd.6","DOIUrl":"https://doi.org/10.1364/pmed.1993.thd.6","url":null,"abstract":"Long before becoming famous for its large Pockels coefficients and strong photorefractive behaviour, barium titanate was well-known for being a ferroelectric.","PeriodicalId":110649,"journal":{"name":"Photorefractive Materials, Effects And Devices Prm'93","volume":"83 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133151751","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Photorefractive Response of Co-Doped SBN Crystals on Quasi-CW Radiation 准连续波辐射下共掺杂SBN晶体的光折变响应
Photorefractive Materials, Effects And Devices Prm'93 Pub Date : 1900-01-01 DOI: 10.1364/pmed.1993.thb.11
A. Dadasyan, L. Ivleva, A. V. Mamaev, K. Orazov, N. M. Polozkov, V. Shkunov
{"title":"Photorefractive Response of Co-Doped SBN Crystals on Quasi-CW Radiation","authors":"A. Dadasyan, L. Ivleva, A. V. Mamaev, K. Orazov, N. M. Polozkov, V. Shkunov","doi":"10.1364/pmed.1993.thb.11","DOIUrl":"https://doi.org/10.1364/pmed.1993.thb.11","url":null,"abstract":"It seems to be reasonable to expect that the fine temporal structure of the mixing waves in photorefractive crystals can strongly impact on the photorefractive process characteristics.","PeriodicalId":110649,"journal":{"name":"Photorefractive Materials, Effects And Devices Prm'93","volume":"200 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125682335","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Photorefractive Effect with Combined Hole and Electron Shallow Traps 空穴和电子联合浅阱的光折变效应
Photorefractive Materials, Effects And Devices Prm'93 Pub Date : 1900-01-01 DOI: 10.1364/pmed.1993.tha.6
L. Duffault, N. Barry, M. Damzen
{"title":"Photorefractive Effect with Combined Hole and Electron Shallow Traps","authors":"L. Duffault, N. Barry, M. Damzen","doi":"10.1364/pmed.1993.tha.6","DOIUrl":"https://doi.org/10.1364/pmed.1993.tha.6","url":null,"abstract":"The presence of simultaneous electron and hole photoconductivity and secondary centres are now well-established features in photorefractive crystals such as barium titanate1,2,3,4.","PeriodicalId":110649,"journal":{"name":"Photorefractive Materials, Effects And Devices Prm'93","volume":"405 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132256588","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Photorefractive properties of ion-implanted waveguides in BaTiO3 离子注入BaTiO3波导的光折变特性
Photorefractive Materials, Effects And Devices Prm'93 Pub Date : 1900-01-01 DOI: 10.1364/pmed.1993.the.4
S. James, K. Youden, P. M. Jeffrey, R. Eason, P. J. Chandler, L. Zhang, P. Townsend
{"title":"Photorefractive properties of ion-implanted waveguides in BaTiO3","authors":"S. James, K. Youden, P. M. Jeffrey, R. Eason, P. J. Chandler, L. Zhang, P. Townsend","doi":"10.1364/pmed.1993.the.4","DOIUrl":"https://doi.org/10.1364/pmed.1993.the.4","url":null,"abstract":"Photorefractive materials have been used to demonstrate a wide range of potential applications in optical phase conjugation, image amplification and optical processing schemes.","PeriodicalId":110649,"journal":{"name":"Photorefractive Materials, Effects And Devices Prm'93","volume":"46 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133627594","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Autowaves in Scattering as the Evidence of a Self-Organization of Optical Fiflds in Photorefractive Crystals 自波散射作为光折变晶体中光场自组织的证据
Photorefractive Materials, Effects And Devices Prm'93 Pub Date : 1900-01-01 DOI: 10.1364/pmed.1993.thd.13
V. Lemeshko, V. V. Obuhovsky, A. Stoyanov
{"title":"Autowaves in Scattering as the Evidence of a Self-Organization of Optical Fiflds in Photorefractive Crystals","authors":"V. Lemeshko, V. V. Obuhovsky, A. Stoyanov","doi":"10.1364/pmed.1993.thd.13","DOIUrl":"https://doi.org/10.1364/pmed.1993.thd.13","url":null,"abstract":"Previously it was found [1] that during steady-state optical illumination of the photorefractive crystal LiNbO3:Fe along the optical axis by a focused laser beam (λ = 0.44 μn) the new effect (named \"autowave scattering\" (AWS) ) took place: we observed a periodic appearance of a scattering in the form of cones directed opposite the pump.","PeriodicalId":110649,"journal":{"name":"Photorefractive Materials, Effects And Devices Prm'93","volume":"11 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122289468","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Crystal growth and quality of Czochralski-grown iron-doped lithium niobate single crystals czochralski法生长掺铁铌酸锂单晶的晶体生长和质量
Photorefractive Materials, Effects And Devices Prm'93 Pub Date : 1900-01-01 DOI: 10.1364/pmed.1993.thb.6
J. R. Latore, S. Samuelson, R. Uhrín, F. Nitanda
{"title":"Crystal growth and quality of Czochralski-grown iron-doped lithium niobate single crystals","authors":"J. R. Latore, S. Samuelson, R. Uhrín, F. Nitanda","doi":"10.1364/pmed.1993.thb.6","DOIUrl":"https://doi.org/10.1364/pmed.1993.thb.6","url":null,"abstract":"Lithium niobate doped with iron is an attractive material for use in holographic memory systems due to the combination of its photorefractive properties and relative ease of growth.","PeriodicalId":110649,"journal":{"name":"Photorefractive Materials, Effects And Devices Prm'93","volume":"56 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117162652","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Two-Wave Photorefractive Coupling of Counterpropagating Beams In Multiple Quantum Well Structures 多量子阱结构中反传播光束的双波光折变耦合
Photorefractive Materials, Effects And Devices Prm'93 Pub Date : 1900-01-01 DOI: 10.1364/pmed.1993.thf.2
V. Shkunov, M. V. Zolotarev
{"title":"Two-Wave Photorefractive Coupling of Counterpropagating Beams In Multiple Quantum Well Structures","authors":"V. Shkunov, M. V. Zolotarev","doi":"10.1364/pmed.1993.thf.2","DOIUrl":"https://doi.org/10.1364/pmed.1993.thf.2","url":null,"abstract":"Expectation of greatly enhanced nonlinearities in semiconductor multiple quantum well (MQW) structures has motivated extension of the study of their photorefractive properties [1-3].","PeriodicalId":110649,"journal":{"name":"Photorefractive Materials, Effects And Devices Prm'93","volume":"270 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"1900-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115997901","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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