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2007 Quantum Electronics and Laser Science Conference最新文献

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Ultrafast carrier dynamics in semiconductor nanowires 半导体纳米线中的超快载流子动力学
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1117/12.828022
R. Prasankumar, P. Upadhya, Qiming Li, N. Smith, Sukgeun Choi, A. Azad, D. Talbayev, George T. Wang, A. Fischer, J. Hollingsworth, S. Trugman, S. Picraux, A. Taylor
{"title":"Ultrafast carrier dynamics in semiconductor nanowires","authors":"R. Prasankumar, P. Upadhya, Qiming Li, N. Smith, Sukgeun Choi, A. Azad, D. Talbayev, George T. Wang, A. Fischer, J. Hollingsworth, S. Trugman, S. Picraux, A. Taylor","doi":"10.1117/12.828022","DOIUrl":"https://doi.org/10.1117/12.828022","url":null,"abstract":"Time-resolved measurements of carrier dynamics in Ge and GaN nanowires reveal that carrier relaxation in these systems is governed by surface states and defects. This has significant implications for nanowire-based devices in photonics and thermoelectrics.","PeriodicalId":152616,"journal":{"name":"2007 Quantum Electronics and Laser Science Conference","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123949580","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: 24
Laser-assisted photoemission from surfaces 表面激光辅助光发射
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1109/QELS.2007.4431663
L. M. Avila, G. Saathoff, M. Murnane, H. Kapteyn, M. Aeschlimann
{"title":"Laser-assisted photoemission from surfaces","authors":"L. M. Avila, G. Saathoff, M. Murnane, H. Kapteyn, M. Aeschlimann","doi":"10.1109/QELS.2007.4431663","DOIUrl":"https://doi.org/10.1109/QELS.2007.4431663","url":null,"abstract":"Using femtosecond time-resolved photoelectron spectroscopy, we present experimental measurements that distinguish the laser-assisted photoelectric effect from other inherent surface processes, such as above threshold photoemission, space-charge acceleration and hot electron excitation.","PeriodicalId":152616,"journal":{"name":"2007 Quantum Electronics and Laser Science Conference","volume":"3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125783261","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: 73
Electra: An electron beam pumped 730 J rep-rate KrF laser 电子束:一种电子束泵浦730j代表率KrF激光器
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1109/QELS.2007.4431500
M. Wolford, J. Sethian, J. Giuliani, M. Myers, S. Obenschain, F. Hegeler, M. Friedman, P. Burns, R. Lehmberg, R. Jaynes
{"title":"Electra: An electron beam pumped 730 J rep-rate KrF laser","authors":"M. Wolford, J. Sethian, J. Giuliani, M. Myers, S. Obenschain, F. Hegeler, M. Friedman, P. Burns, R. Lehmberg, R. Jaynes","doi":"10.1109/QELS.2007.4431500","DOIUrl":"https://doi.org/10.1109/QELS.2007.4431500","url":null,"abstract":"Electra has operated in oscillator mode for multi-thousand shot runs continuously at 1, 2.5 and 5 Hz. The Electra single pass pre-amplifier produces 23 Joules and is being incorporated into the laser system.","PeriodicalId":152616,"journal":{"name":"2007 Quantum Electronics and Laser Science Conference","volume":"10 4 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125988766","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
Attosecond two-slit interference controlled by carrier-envelope phase 载波包络相位控制的阿秒双缝干涉
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1109/QELS.2007.4431031
Mahendra Man Shakya, S. Gilbertson, Hiroki Mashiko C. Nakamura, Chengquan Li, E. Moon, Z. Duan, J. Tackett, Zenghu Chang
{"title":"Attosecond two-slit interference controlled by carrier-envelope phase","authors":"Mahendra Man Shakya, S. Gilbertson, Hiroki Mashiko C. Nakamura, Chengquan Li, E. Moon, Z. Duan, J. Tackett, Zenghu Chang","doi":"10.1109/QELS.2007.4431031","DOIUrl":"https://doi.org/10.1109/QELS.2007.4431031","url":null,"abstract":"High harmonics generation was polarization gated with few-cycle laser pulses to produce two attosecond pulses with 104 XUV photons. The spectrum interference of the two pulses is affected by the carrier-envelope phase like in Young¿s experiments.","PeriodicalId":152616,"journal":{"name":"2007 Quantum Electronics and Laser Science Conference","volume":"96 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124882139","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
High-repetition-rate passively Q-switched ytterbium doped fiber laser with Cr4+:YAG saturable absorber 含Cr4+:YAG饱和吸收体的高重复频率被动调q掺镱光纤激光器
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1109/CLEO.2007.4453526
L. Pan, I. Utkin, R. Fedosejevs
{"title":"High-repetition-rate passively Q-switched ytterbium doped fiber laser with Cr4+:YAG saturable absorber","authors":"L. Pan, I. Utkin, R. Fedosejevs","doi":"10.1109/CLEO.2007.4453526","DOIUrl":"https://doi.org/10.1109/CLEO.2007.4453526","url":null,"abstract":"We demonstrate a passively Q-switched ytterium doped double-clad fiber laser with Cr4+: YAG saturable absorber. At a pump power of 9.8W, 143ns duration output pulses with 18.5µJ energy are obtained at a repetition rate of 253KHz.","PeriodicalId":152616,"journal":{"name":"2007 Quantum Electronics and Laser Science Conference","volume":"11 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128503481","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: 3
Slow light and matched pulses in four-wave mixing 四波混频中的慢光和匹配脉冲
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1109/QELS.2007.4431585
V. Boyer, C. Mccormick, E. Arimondo, P. Lett
{"title":"Slow light and matched pulses in four-wave mixing","authors":"V. Boyer, C. Mccormick, E. Arimondo, P. Lett","doi":"10.1109/QELS.2007.4431585","DOIUrl":"https://doi.org/10.1109/QELS.2007.4431585","url":null,"abstract":"We have observed a very clean slow light effect and matched pulse propagation in nondegenerate four-wave mixing in hot atomic vapor. Locking between probe and conjugate pulses gives some insight in the nonlinear dynamics.","PeriodicalId":152616,"journal":{"name":"2007 Quantum Electronics and Laser Science Conference","volume":"4 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128219375","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
Few-cycle terawatt optical parametric chirped-pulse amplification system using an Yb:YLF chirped-pulse amplification pump laser 使用Yb:YLF啁啾脉冲放大泵浦激光器的几周太瓦光参量啁啾脉冲放大系统
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1109/QELS.2007.4431512
M. Aoyama, Y. Akahane, K. Ogawa, K. Tsuji, A. Sugiyama, K. Yamakawa, T. Harimoto, J. Kawanaka, H. Nishioka, M. Fujita
{"title":"Few-cycle terawatt optical parametric chirped-pulse amplification system using an Yb:YLF chirped-pulse amplification pump laser","authors":"M. Aoyama, Y. Akahane, K. Ogawa, K. Tsuji, A. Sugiyama, K. Yamakawa, T. Harimoto, J. Kawanaka, H. Nishioka, M. Fujita","doi":"10.1109/QELS.2007.4431512","DOIUrl":"https://doi.org/10.1109/QELS.2007.4431512","url":null,"abstract":"We present an ultra-broadband optical parametric chirped-pulse amplification system with a 400 nm bandwidth pumped by two broadband pulses delivered from a liquid nitrogen cooled Yb:YLF chirped-pulse amplification laser.","PeriodicalId":152616,"journal":{"name":"2007 Quantum Electronics and Laser Science Conference","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128252055","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
Saturable absorption in nanocomposite gold-silica materials with high gold fill fraction 高金填充率纳米复合金-硅材料的饱和吸收特性
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1109/QELS.2007.4431405
G. Piredda, David D. Smith, Youngkwon Yoon, R. Boyd, Rongfu Xiao, Bettina Wendling
{"title":"Saturable absorption in nanocomposite gold-silica materials with high gold fill fraction","authors":"G. Piredda, David D. Smith, Youngkwon Yoon, R. Boyd, Rongfu Xiao, Bettina Wendling","doi":"10.1109/QELS.2007.4431405","DOIUrl":"https://doi.org/10.1109/QELS.2007.4431405","url":null,"abstract":"We present frequency-resolved measurements of the nonlinear absorption coefficient in goldsilica nanocomposite materials with high gold fill fraction.","PeriodicalId":152616,"journal":{"name":"2007 Quantum Electronics and Laser Science Conference","volume":"32 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132403535","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
Optical comb filter based on the spectral talbot effect in uniform fiber bragg gratings 均匀光纤光栅中基于塔尔博特效应的梳状滤波器
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1109/QELS.2007.4431306
N. K. Berger, B. Levit, B. Fischer
{"title":"Optical comb filter based on the spectral talbot effect in uniform fiber bragg gratings","authors":"N. K. Berger, B. Levit, B. Fischer","doi":"10.1109/QELS.2007.4431306","DOIUrl":"https://doi.org/10.1109/QELS.2007.4431306","url":null,"abstract":"We numerically and experimentally demonstrate a comb filter based on the analogy between the compression of phase modulated pulse trains and grating spectrum formation. Unchirped uniform fiber Bragg gratings are sufficient for implementing this filter.","PeriodicalId":152616,"journal":{"name":"2007 Quantum Electronics and Laser Science Conference","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130245572","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
Mechanistic comparison of different solutions found in closed-loop quantum control simulations 闭环量子控制模拟中不同解的机理比较
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1109/CLEO.2007.4453332
James White, D. Cardoza, P. Bucksbaum
{"title":"Mechanistic comparison of different solutions found in closed-loop quantum control simulations","authors":"James White, D. Cardoza, P. Bucksbaum","doi":"10.1109/CLEO.2007.4453332","DOIUrl":"https://doi.org/10.1109/CLEO.2007.4453332","url":null,"abstract":"We investigate how variable number affects mechanistic complexity in solutions found using closed-loop learning control. We find that we can facilitate our mechanistic understanding by initially using fewer variables for the optimization.","PeriodicalId":152616,"journal":{"name":"2007 Quantum Electronics and Laser Science Conference","volume":"04 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2007-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130488948","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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