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Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.最新文献

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Raman enhanced white light continuum generation about the second dispersion zero of the tapered fibers 拉曼增强了锥形光纤二阶色散零附近的白光连续体的产生
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.238101
V. Kalashnikov, E. Sorokin, I. Sorokina
{"title":"Raman enhanced white light continuum generation about the second dispersion zero of the tapered fibers","authors":"V. Kalashnikov, E. Sorokin, I. Sorokina","doi":"10.1109/QELS.2003.238101","DOIUrl":"https://doi.org/10.1109/QELS.2003.238101","url":null,"abstract":"The nonlinear femtosecond IR-pulse propagation about the zero dispersion wavelength of the tapered fibers is analyzed. A new mechanism of the spectral down-frequency extra-broadening differing from that in the visible range is revealed.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"47 1","pages":"2 pp.-"},"PeriodicalIF":0.0,"publicationDate":"2003-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90079893","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
Dramatic impact of two photon absorption on multi soliton excitation in non-critically phase-matched biaxial crystals 非临界相位匹配双轴晶体中双光子吸收对多孤子激发的显著影响
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.238157
S. Polyakov, L. Jankovic, G. Stegeman, C. Bosshard, P. Gunter
{"title":"Dramatic impact of two photon absorption on multi soliton excitation in non-critically phase-matched biaxial crystals","authors":"S. Polyakov, L. Jankovic, G. Stegeman, C. Bosshard, P. Gunter","doi":"10.1109/QELS.2003.238157","DOIUrl":"https://doi.org/10.1109/QELS.2003.238157","url":null,"abstract":"We demonstrate experimentally and numerically that strong two photon absorption affects multiple quadratic soliton generation by high power 2D beams in a type-I biaxial crystal (KNbO/sub 3/). Simulations are in a good agreement with the experiment.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"9 1","pages":"2 pp.-"},"PeriodicalIF":0.0,"publicationDate":"2003-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"91269323","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
Single molecule spectroscopy of multichromophoric assemblies 多色组合物的单分子光谱
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.237851
T. Basché, T. Christ, F. Kulzer, A. Herrmann, E. Reuther, K. Mullen
{"title":"Single molecule spectroscopy of multichromophoric assemblies","authors":"T. Basché, T. Christ, F. Kulzer, A. Herrmann, E. Reuther, K. Mullen","doi":"10.1109/QELS.2003.237851","DOIUrl":"https://doi.org/10.1109/QELS.2003.237851","url":null,"abstract":"We have investigated multichromophoric assemblies composed of a variable number of chromophores by single molecule spectroscopy. Specific spectral signatures have allowed to distinguish at the single molecule level between molecular dimers representing strong and weak electronic dipole-dipole coupling. By using fluorescence excitation spectroscopy at low temperature, the sharp purely electronic zero-phonon lines of single chromophores within a single dendrimer containing four chromophores could be isolated in the frequency domain.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"115 1","pages":"4 pp.-"},"PeriodicalIF":0.0,"publicationDate":"2003-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77923045","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
Diffraction management and elliptic discrete solitons in two-dimensional waveguide array lattices 二维波导阵列晶格中的衍射管理和椭圆离散孤子
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.238444
J. Hudock, N. Efremidis, D. Christodoulides
{"title":"Diffraction management and elliptic discrete solitons in two-dimensional waveguide array lattices","authors":"J. Hudock, N. Efremidis, D. Christodoulides","doi":"10.1109/QELS.2003.238444","DOIUrl":"https://doi.org/10.1109/QELS.2003.238444","url":null,"abstract":"We demonstrate that the discrete diffraction properties of a 2-D waveguide array can be effectively altered depending on the propagation k-vector within the Brillouin zone of the lattice. In general, this diffraction behavior is anisotropic, and therefore, allows the existence of discrete elliptic solitons.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"296 1","pages":"3 pp.-"},"PeriodicalIF":0.0,"publicationDate":"2003-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77925084","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: 1
Coherent nonlinear optical response from single GaAs quantum dot trions 单个砷化镓量子点trions的相干非线性光学响应
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.237914
M. Gurudev Dutt, J. Cheng, D. Steel, A. Bracker, D. Gammon, L. Sham
{"title":"Coherent nonlinear optical response from single GaAs quantum dot trions","authors":"M. Gurudev Dutt, J. Cheng, D. Steel, A. Bracker, D. Gammon, L. Sham","doi":"10.1109/QELS.2003.237914","DOIUrl":"https://doi.org/10.1109/QELS.2003.237914","url":null,"abstract":"Coherent nonlinear optical measurements on individual charged quantum dots show trion dipole dephasing rates comparable to single excitons with negligible contributions from pure dephasing. The results are a step towards full coherent optical control of single electron spins.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"1467 1","pages":"2 pp.-"},"PeriodicalIF":0.0,"publicationDate":"2003-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80768888","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: 2
Coherent dynamics of optically-inactive excitons in semiconductor quantum wells 半导体量子阱中光非活性激子的相干动力学
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.238216
Z.S. Yang, N. Kwong, R. Takayama, R. Binder
{"title":"Coherent dynamics of optically-inactive excitons in semiconductor quantum wells","authors":"Z.S. Yang, N. Kwong, R. Takayama, R. Binder","doi":"10.1109/QELS.2003.238216","DOIUrl":"https://doi.org/10.1109/QELS.2003.238216","url":null,"abstract":"Ultrafast coherent dynamics of optically-inactive excitons in photo-excited quantum wells are investigated. The exciton momentum distribution follows an interesting moving pattern driven by the Coulomb coupling between the interband polarization and excitons with non-zero momenta.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"3 1","pages":"2 pp.-"},"PeriodicalIF":0.0,"publicationDate":"2003-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"76441619","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
Collapse of a homogeneous Bose-Einstein condensate 均匀玻色-爱因斯坦凝聚体的坍缩
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.238226
J. K. Chin, J. Vogels, T. Mukaiyama, K. Xu, J. Abo-Shaeer, D.E. Miller, W. Ketterle
{"title":"Collapse of a homogeneous Bose-Einstein condensate","authors":"J. K. Chin, J. Vogels, T. Mukaiyama, K. Xu, J. Abo-Shaeer, D.E. Miller, W. Ketterle","doi":"10.1109/QELS.2003.238226","DOIUrl":"https://doi.org/10.1109/QELS.2003.238226","url":null,"abstract":"We probe the collapse of large attractive Bose-Einstein condensates. We observe the amplification of a local instability by seeding a momentum state p and switching the scattering length negative via a Feshbach resonance. We also observe the appearance of atoms in the conjugate momentum state.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"79 1","pages":"2 pp.-"},"PeriodicalIF":0.0,"publicationDate":"2003-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79239446","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
Semiconductor laser with delayed incoherent feedback: experimental and numerical studies 延迟非相干反馈半导体激光器:实验与数值研究
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.238108
D. Sukow, D. R. Hicks, J. Solorio, A. Gavrieldes
{"title":"Semiconductor laser with delayed incoherent feedback: experimental and numerical studies","authors":"D. Sukow, D. R. Hicks, J. Solorio, A. Gavrieldes","doi":"10.1109/QELS.2003.238108","DOIUrl":"https://doi.org/10.1109/QELS.2003.238108","url":null,"abstract":"The bifurcation sequence of a semiconductor laser subject to delayed incoherent feedback is studied experimentally and numerically with good agreement. The sequence follows a three frequency scenario beginning with either subcritical or supercritical Hopf bifurcations.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"343 1","pages":"2 pp.-"},"PeriodicalIF":0.0,"publicationDate":"2003-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79581751","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
Experimental realization of quantum cryptosystem over 87 km 超87公里量子密码系统的实验实现
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.237855
T. Hasegawa, T. Nishioka, H. Ishizuka, J. Abe, M. Matsui, Shigeki Takeuchi
{"title":"Experimental realization of quantum cryptosystem over 87 km","authors":"T. Hasegawa, T. Nishioka, H. Ishizuka, J. Abe, M. Matsui, Shigeki Takeuchi","doi":"10.1109/QELS.2003.237855","DOIUrl":"https://doi.org/10.1109/QELS.2003.237855","url":null,"abstract":"We have successfully implemented telecom-wavelength quantum cryptosystem over 87.5 km (world's longest) including error correction and privacy amplification. We confirmed that key distribution was performed at a rate of 7.2 bps with a 7.6% QBER.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"31 1","pages":"2 pp.-"},"PeriodicalIF":0.0,"publicationDate":"2003-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78220790","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: 2
Zero- to one-dimensional transition and Auger recombination in semiconductor quantum rods 半导体量子棒中的零到一维跃迁和俄歇复合
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.237852
H. Htoon, J. Hollingsworth, A. Malko, R. Dickerson, V. Klimov
{"title":"Zero- to one-dimensional transition and Auger recombination in semiconductor quantum rods","authors":"H. Htoon, J. Hollingsworth, A. Malko, R. Dickerson, V. Klimov","doi":"10.1109/QELS.2003.237852","DOIUrl":"https://doi.org/10.1109/QELS.2003.237852","url":null,"abstract":"Studies of Auger recombination in size/shape-controlled CdSe nanoparticles reveal that elongated nanocrystals provide almost independent control of the emission wavelength (diameter) and the Auger recombination rate (length). The results suggest that shape control may be the key to developing practical lasing applications.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"85 1","pages":"2 pp.-"},"PeriodicalIF":0.0,"publicationDate":"2003-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"76855412","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: 6
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