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EQEC '05. European Quantum Electronics Conference, 2005.最新文献

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Precision measurement and calculation of the 3d /sup 2/D-level lifetimes of /sup 40/Ca+ 精密测量和计算3d /sup 2/ d级寿命/sup 40/Ca+
EQEC '05. European Quantum Electronics Conference, 2005. Pub Date : 2005-06-12 DOI: 10.1109/EQEC.2005.1567364
C. Becher, A. Kreuler, G. Lancaster, A. Mundt, C. Russo, H. Haffner, C. Roos, W. Hansel, F. Schmidt-Kaier, R. Blatt
{"title":"Precision measurement and calculation of the 3d /sup 2/D-level lifetimes of /sup 40/Ca+","authors":"C. Becher, A. Kreuler, G. Lancaster, A. Mundt, C. Russo, H. Haffner, C. Roos, W. Hansel, F. Schmidt-Kaier, R. Blatt","doi":"10.1109/EQEC.2005.1567364","DOIUrl":"https://doi.org/10.1109/EQEC.2005.1567364","url":null,"abstract":"Int this paper, a measurement technique based on deterministic coherent excitation to the D/sub 5/2/ state or incoherent shelving in the D/sub 3/2/ state is introduced, followed by a waiting period with free spontaneous decay and finally a measurement of the remaining excitation by high-efficiency quantum state detection.","PeriodicalId":179542,"journal":{"name":"EQEC '05. European Quantum Electronics Conference, 2005.","volume":"18 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133929201","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
An evanescent-wave pumped microcavity laser with intense output radiation 具有强输出辐射的倏逝波泵浦微腔激光器
EQEC '05. European Quantum Electronics Conference, 2005. Pub Date : 2005-06-12 DOI: 10.1109/EQEC.2005.1567532
A. Shevchenko, K. Lindfors, S. Buchter, M. Kaivola
{"title":"An evanescent-wave pumped microcavity laser with intense output radiation","authors":"A. Shevchenko, K. Lindfors, S. Buchter, M. Kaivola","doi":"10.1109/EQEC.2005.1567532","DOIUrl":"https://doi.org/10.1109/EQEC.2005.1567532","url":null,"abstract":"The laser reported in this work has a gain medium pumped directly with an evanescent optical wave. Bright disk laser radiation is observed to propagate isotropically in a plane perpendicular to the capillary axis.","PeriodicalId":179542,"journal":{"name":"EQEC '05. European Quantum Electronics Conference, 2005.","volume":"25 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134199002","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
An ultra-cold Rb-Cs mixture in a magnetic trap 磁阱中的超冷Rb-Cs混合物
EQEC '05. European Quantum Electronics Conference, 2005. Pub Date : 2005-06-12 DOI: 10.1109/EQEC.2005.1567402
D. Ciampini, M. Arulerlini, E. Courtade, D. Cossart, M. Cristiani, C. Skis, O. Morsch, E. Arimondo
{"title":"An ultra-cold Rb-Cs mixture in a magnetic trap","authors":"D. Ciampini, M. Arulerlini, E. Courtade, D. Cossart, M. Cristiani, C. Skis, O. Morsch, E. Arimondo","doi":"10.1109/EQEC.2005.1567402","DOIUrl":"https://doi.org/10.1109/EQEC.2005.1567402","url":null,"abstract":"This works reports on using laser cooling and evaporative cooling to create an ultra-cold mixture of /sup 87/Rb and /sup 133/Cs atoms inside the conservative potential of a time-averaged orbiting potential (TOP) magnetic trap. We were able to observe sympathetic cooling of Cs through collisional energy exchange with the Rb atoms, thus reaching Cs temperatures of /spl ap/ 5 /spl mu/K.","PeriodicalId":179542,"journal":{"name":"EQEC '05. European Quantum Electronics Conference, 2005.","volume":"84 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134415058","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
Repeaters for quantum communication 量子通信中继器
EQEC '05. European Quantum Electronics Conference, 2005. Pub Date : 2005-06-12 DOI: 10.1109/EQEC.2005.1567463
W. Tittel, N. Gisin, H. Zbinden, A. Beveratos, S. Tanzilli, I. Marcikic, H. de Riedmatten, M. Halder, J. van Houwelingen
{"title":"Repeaters for quantum communication","authors":"W. Tittel, N. Gisin, H. Zbinden, A. Beveratos, S. Tanzilli, I. Marcikic, H. de Riedmatten, M. Halder, J. van Houwelingen","doi":"10.1109/EQEC.2005.1567463","DOIUrl":"https://doi.org/10.1109/EQEC.2005.1567463","url":null,"abstract":"Results about quantum information teleportation and coherent transfer between photons at different wavelengths are reported. Recent progress and ongoing projects are also reviewed.","PeriodicalId":179542,"journal":{"name":"EQEC '05. European Quantum Electronics Conference, 2005.","volume":"11 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134060635","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
Bloch oscillations of ultracold atoms : a tool for a h/m/sub Rb/ measurement 超冷原子的布洛赫振荡:一种测量h/m/sub Rb/的工具
EQEC '05. European Quantum Electronics Conference, 2005. Pub Date : 2005-06-12 DOI: 10.1109/EQEC.2005.1567404
P. Cladé, S. Guellati-Khélifa, C. Schwob, F. Nez, L. Julien, F. Biraben
{"title":"Bloch oscillations of ultracold atoms : a tool for a h/m/sub Rb/ measurement","authors":"P. Cladé, S. Guellati-Khélifa, C. Schwob, F. Nez, L. Julien, F. Biraben","doi":"10.1109/EQEC.2005.1567404","DOIUrl":"https://doi.org/10.1109/EQEC.2005.1567404","url":null,"abstract":"The experimental measurement of the recoil velocity of ultracold rubidium atoms is performed. Bloch oscillations in vertical standing wave have been also studied.","PeriodicalId":179542,"journal":{"name":"EQEC '05. European Quantum Electronics Conference, 2005.","volume":"3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134078105","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
Photon number squeezing using an all-fibre asymmetric Sagnac loop 利用全光纤非对称Sagnac环压缩光子数
EQEC '05. European Quantum Electronics Conference, 2005. Pub Date : 2005-06-12 DOI: 10.1109/EQEC.2005.1567450
M. Sabuncu, J. Heersink, T. Hellmuth, G. Leuchs, U. Andersen
{"title":"Photon number squeezing using an all-fibre asymmetric Sagnac loop","authors":"M. Sabuncu, J. Heersink, T. Hellmuth, G. Leuchs, U. Andersen","doi":"10.1109/EQEC.2005.1567450","DOIUrl":"https://doi.org/10.1109/EQEC.2005.1567450","url":null,"abstract":"We produce photon-number squeezed light pulses efficiently using an all-fibre asymmetric Sagnac interferometer. Our source is very compact, flexible and stable, which makes it highly suitable for applications in quantum information science.","PeriodicalId":179542,"journal":{"name":"EQEC '05. European Quantum Electronics Conference, 2005.","volume":"27 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130393373","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
Parametric amplification of frequency-shifted optical feedback 频移光反馈的参数放大
EQEC '05. European Quantum Electronics Conference, 2005. Pub Date : 2005-06-12 DOI: 10.1109/EQEC.2005.1567297
A. Witomski, É. Lacot, O. Hugon
{"title":"Parametric amplification of frequency-shifted optical feedback","authors":"A. Witomski, É. Lacot, O. Hugon","doi":"10.1109/EQEC.2005.1567297","DOIUrl":"https://doi.org/10.1109/EQEC.2005.1567297","url":null,"abstract":"We have used parametric instabilities to amplify frequency-shifted optical feedback in a microchip laser. We show that this effect is phase sensitive.","PeriodicalId":179542,"journal":{"name":"EQEC '05. European Quantum Electronics Conference, 2005.","volume":"40 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115347132","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
Bifurcation study of a semiconductor laser with filtered optical feedback 滤光反馈半导体激光器的分岔研究
EQEC '05. European Quantum Electronics Conference, 2005. Pub Date : 2005-06-12 DOI: 10.1109/EQEC.2005.1567196
B. Krauskopf, K. Green, H. Erzgraber, D. Lenstra
{"title":"Bifurcation study of a semiconductor laser with filtered optical feedback","authors":"B. Krauskopf, K. Green, H. Erzgraber, D. Lenstra","doi":"10.1109/EQEC.2005.1567196","DOIUrl":"https://doi.org/10.1109/EQEC.2005.1567196","url":null,"abstract":"A semiconductor laser subjected to filtered optical feedback is considered. This system is well-described by Lang-Kobayashi-type rate equations for the inversion N and the complex electric fields of the semiconductor laser, and of the filter. Mathematically, the rate equations are a system of delay differential equations with a single fixed delay that is due to the finite propagation time of the light through the external loop that contains the filter. This paper performs a bifurcation study of the full delay differential equation model, where external filtered modes is considered as basic solutions of the system","PeriodicalId":179542,"journal":{"name":"EQEC '05. European Quantum Electronics Conference, 2005.","volume":"3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114655292","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
Laboratory frequency metrology and the search for a temporal variation of the fine structure constant /spl alpha/ on a cosmological time scale 实验室频率计量学和在宇宙时间尺度上寻找精细结构常数/spl α /的时间变化
EQEC '05. European Quantum Electronics Conference, 2005. Pub Date : 2005-06-12 DOI: 10.1109/EQEC.2005.1567362
E. Salumbides, S. Hannemann, E. Reinhold, I. Labazan, S. Wine, R. Zinkstok, K. Eikema, W. Ubachs
{"title":"Laboratory frequency metrology and the search for a temporal variation of the fine structure constant /spl alpha/ on a cosmological time scale","authors":"E. Salumbides, S. Hannemann, E. Reinhold, I. Labazan, S. Wine, R. Zinkstok, K. Eikema, W. Ubachs","doi":"10.1109/EQEC.2005.1567362","DOIUrl":"https://doi.org/10.1109/EQEC.2005.1567362","url":null,"abstract":"High-resolution spectroscopy is reported in the paper. Transitions with a frequency comb laser is calibrated. First results on the resonance lines of atomic carbon (at 94.5 nm) and of atomic magnesium (at 202 nm) is also presented. Results include accurate determination of transition isotope shifts.","PeriodicalId":179542,"journal":{"name":"EQEC '05. European Quantum Electronics Conference, 2005.","volume":"370 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116093623","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
Observation of Mie resonances for a single microsphere using force spectroscopy and two photon excited luminescence in an optical tweezers system 在光镊系统中用力谱和双光子激发发光观察单个微球的Mie共振
EQEC '05. European Quantum Electronics Conference, 2005. Pub Date : 2005-06-12 DOI: 10.1109/EQEC.2005.1567382
A. Fontes, A. Neves, W. L. Moreira, A. A. de Thomaz, L. C. Barbosa, A. M. de Paula, K. Ajito, C. César
{"title":"Observation of Mie resonances for a single microsphere using force spectroscopy and two photon excited luminescence in an optical tweezers system","authors":"A. Fontes, A. Neves, W. L. Moreira, A. A. de Thomaz, L. C. Barbosa, A. M. de Paula, K. Ajito, C. César","doi":"10.1109/EQEC.2005.1567382","DOIUrl":"https://doi.org/10.1109/EQEC.2005.1567382","url":null,"abstract":"The paper demonstrates optical tweezer's potential by showing more than eight Mie resonance peaks of a single 9 /spl mu/m polystyrene microspheres, and showed the capability to selective couple the light to either the TE, TM or both microsphere modes depending of the beam size, the light polarization and the beam positioning. The spectrum obtained from the luminescence excited by two photon absorption (TPE - luminescence) using the optical tweezers to hold a 6 /spl mu/m bead suspended and a femtosecond Ti:sapphire laser for two photon excitation.","PeriodicalId":179542,"journal":{"name":"EQEC '05. European Quantum Electronics Conference, 2005.","volume":"10 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115401857","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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