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Improvement of the efficiency of laser cooling using type II multiple QW's 利用II型多量子阱提高激光冷却效率
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1109/QELS.2007.4431821
J. Khurgin
{"title":"Improvement of the efficiency of laser cooling using type II multiple QW's","authors":"J. Khurgin","doi":"10.1109/QELS.2007.4431821","DOIUrl":"https://doi.org/10.1109/QELS.2007.4431821","url":null,"abstract":"Type II multiple quantum wells exhibit strong anti-Stokes shift of the fluorescence. This phenomenon can used to achieve laser cooling with efficiency increased by a factor of few compared to bulk.","PeriodicalId":152616,"journal":{"name":"2007 Quantum Electronics and Laser Science Conference","volume":"46 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":"115989247","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
Exciton-polaritons at room temperature in dielectric microcavities exhibiting rabi-splitting ΩR ≫ 100 meV 室温下介电微腔中表现rabi分裂的激子极化子ΩR > 100 meV
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1109/QELS.2007.4431627
J. Tischler, M. S. Bradley, Yasuhiro Shirasaki, V. Bulović
{"title":"Exciton-polaritons at room temperature in dielectric microcavities exhibiting rabi-splitting ΩR ≫ 100 meV","authors":"J. Tischler, M. S. Bradley, Yasuhiro Shirasaki, V. Bulović","doi":"10.1109/QELS.2007.4431627","DOIUrl":"https://doi.org/10.1109/QELS.2007.4431627","url":null,"abstract":"Exciton-Polariton states are observed at room temperature in planar sputter-coated dielectric microcavities containing 5 nm thick film of J-aggregated dye as excitonic layer exhibiting Rabi-splitting Ω<sub>R</sub> ≫ 100meV and empty cavity Q factor ≫> 700.","PeriodicalId":152616,"journal":{"name":"2007 Quantum Electronics and Laser Science Conference","volume":"16 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":"116060153","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
Above room-temperature operation of InAs/AlSb quantum cascade lasers InAs/AlSb量子级联激光器的室温以上工作
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1109/QELS.2007.4431393
Y. Moriyasu, K. Ohtani, H. Ohnishi, H. Ohno
{"title":"Above room-temperature operation of InAs/AlSb quantum cascade lasers","authors":"Y. Moriyasu, K. Ohtani, H. Ohnishi, H. Ohno","doi":"10.1109/QELS.2007.4431393","DOIUrl":"https://doi.org/10.1109/QELS.2007.4431393","url":null,"abstract":"Above room temperature operation of InAs/AlSb quantum cascade lasers emitting at around 6 ¿m are reported. The emission originates from the vertical transition in double quantum wells. The threshold current in pulsed mode is 5.3 kA/cm2 at 300 K and maximum operating temperature is 373 K.","PeriodicalId":152616,"journal":{"name":"2007 Quantum Electronics and Laser Science Conference","volume":"77 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":"122485785","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 technology and wavefunction tomography 阿秒技术与波函数层析成像
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1109/QELS.2007.4431035
M. Nisoli
{"title":"Attosecond technology and wavefunction tomography","authors":"M. Nisoli","doi":"10.1109/QELS.2007.4431035","DOIUrl":"https://doi.org/10.1109/QELS.2007.4431035","url":null,"abstract":"We will review recent experimental progress in the generation and characterization of attosecond pulses, and in wavefunction tomography using re-collision electron wavepackets produced by tunnel ionization in a strong laser field.","PeriodicalId":152616,"journal":{"name":"2007 Quantum Electronics and Laser Science Conference","volume":"51 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":"122666064","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
Electromagnetic interaction between nanoparticles and optical subwavelength devices 纳米粒子与光学亚波长器件之间的电磁相互作用
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1109/QELS.2007.4431141
M. Reichelt, C. Dineen, A. Zakharian, J. Moloney, T. Stroucken, S. Koch
{"title":"Electromagnetic interaction between nanoparticles and optical subwavelength devices","authors":"M. Reichelt, C. Dineen, A. Zakharian, J. Moloney, T. Stroucken, S. Koch","doi":"10.1109/QELS.2007.4431141","DOIUrl":"https://doi.org/10.1109/QELS.2007.4431141","url":null,"abstract":"A general approach to self-consistently describe the electromagnetic field in a nanophotonic environment is presented. It is applied to dielectric particles and quantum-dots in the optical subwavelength-limit and also yields the radiative force on them.","PeriodicalId":152616,"journal":{"name":"2007 Quantum Electronics and Laser Science Conference","volume":"25 Suppl 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":"114388297","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-pump-THz-probe studies of carrier dynamics in Hg-based high-temperature superconducting thin films 高温超导薄膜中载流子动力学的光泵-太赫兹探针研究
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1109/CLEO.2007.4453714
Xia Li, Xuemei Zheng, P. Cunningham, L. Hayden, M. Valeriánová, Š. Chromík, V. Strbi, P. Odier, D. D. Barros, Roman Sobolewskil
{"title":"Optical-pump-THz-probe studies of carrier dynamics in Hg-based high-temperature superconducting thin films","authors":"Xia Li, Xuemei Zheng, P. Cunningham, L. Hayden, M. Valeriánová, Š. Chromík, V. Strbi, P. Odier, D. D. Barros, Roman Sobolewskil","doi":"10.1109/CLEO.2007.4453714","DOIUrl":"https://doi.org/10.1109/CLEO.2007.4453714","url":null,"abstract":"We report time-resolved carrier dynamics in Hg-Ba-Ca-Cu-O high-temperature superconductors using optical excitation and THz probe femtosecond spectroscopy. Picosecond quasiparticle dynamics observed in our experiments suggests that Hg-based materials are attractive candidates for high-speed photodetectors.","PeriodicalId":152616,"journal":{"name":"2007 Quantum Electronics and Laser Science Conference","volume":"18 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":"114502976","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
Reflected pump technique for saturated absorption spectroscopy inside photonic bandgap fibers 光子带隙光纤内饱和吸收光谱的反射泵浦技术
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1109/QELS.2007.4431121
K. Knabe, Rajesh Thapa, B. Washburn, K. Corwin
{"title":"Reflected pump technique for saturated absorption spectroscopy inside photonic bandgap fibers","authors":"K. Knabe, Rajesh Thapa, B. Washburn, K. Corwin","doi":"10.1109/QELS.2007.4431121","DOIUrl":"https://doi.org/10.1109/QELS.2007.4431121","url":null,"abstract":"Saturated absorption spectroscopy in acetylene-filled photonic bandgap fibers is investigated. A new simplified technique for saturated absorption spectroscopy is described, where pressure and power parameters have been optimized for use as a frequency reference.","PeriodicalId":152616,"journal":{"name":"2007 Quantum Electronics and Laser Science Conference","volume":"27 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":"116611875","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: 5
Realization of Loschmidt echo in atom optics billiard 原子光学台球中洛施密特回波的实现
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1109/CLEO.2007.4453472
T. Grunzweig, Y. Sagi, Y. Wang, Y. Hertzberg, A. Ridinger, N. Davidson
{"title":"Realization of Loschmidt echo in atom optics billiard","authors":"T. Grunzweig, Y. Sagi, Y. Wang, Y. Hertzberg, A. Ridinger, N. Davidson","doi":"10.1109/CLEO.2007.4453472","DOIUrl":"https://doi.org/10.1109/CLEO.2007.4453472","url":null,"abstract":"Loschmidt echo of atoms trapped in atom optics billiards with chaotic and mixed dynamics is realized by performing a microwave Ramsey sequence to their internal state.","PeriodicalId":152616,"journal":{"name":"2007 Quantum Electronics and Laser Science Conference","volume":"19 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":"116627034","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
160-Gbit/s optical time-division demultiplexing based on cross-phase modulation in a 2-m-long dispersion-shifted Bi2O3 photonic crystal fiber 基于2 m长色散位移Bi2O3光子晶体光纤中交叉相位调制的160 gbit /s光时分复用
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1109/CLEO.2007.4453565
K. Igarashi, K. Katoh, K. Kikuchi, T. Nagashima, T. Hasegawa, S. Ohara, N. Sugimoto
{"title":"160-Gbit/s optical time-division demultiplexing based on cross-phase modulation in a 2-m-long dispersion-shifted Bi2O3 photonic crystal fiber","authors":"K. Igarashi, K. Katoh, K. Kikuchi, T. Nagashima, T. Hasegawa, S. Ohara, N. Sugimoto","doi":"10.1109/CLEO.2007.4453565","DOIUrl":"https://doi.org/10.1109/CLEO.2007.4453565","url":null,"abstract":"Optical time-division demultiplexing of 160-Gbit/s optical signals is demonstrated by using a 2-m-long dispersion-shifted Bi2O3-based photonic crystal fiber. Power penalties are less than 6 dB for all 10-Gbit/s tributaries.","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":"129584472","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
Photon-number-resolving capabilities of a semiconductor quantum dot, optically gated, field-effect transistor 半导体量子点、光门控、场效应晶体管的光子数分辨能力
2007 Quantum Electronics and Laser Science Conference Pub Date : 2007-05-06 DOI: 10.1109/QELS.2007.4431640
E. Gansen, M. Rowe, M. Greene, D. Rosenberg, T. Harvey, M. Su, R. Hadfield, Sae Woo Nam, R. Mirin
{"title":"Photon-number-resolving capabilities of a semiconductor quantum dot, optically gated, field-effect transistor","authors":"E. Gansen, M. Rowe, M. Greene, D. Rosenberg, T. Harvey, M. Su, R. Hadfield, Sae Woo Nam, R. Mirin","doi":"10.1109/QELS.2007.4431640","DOIUrl":"https://doi.org/10.1109/QELS.2007.4431640","url":null,"abstract":"We demonstrate the photon-number-resolving capabilities of a novel quantum dot, optically gated, field-effect transistor cooled to 4 K. Peaks are observed in the detector¿s response to highly attenuated laser pulses in accordance with Poisson statistics.","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":"129956728","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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