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

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Qubit rotation with multiple phase-locked pulses in single quantum dots 单量子点中多个锁相脉冲的量子比特旋转
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.238512
Yanwen Wu, Xiaoqin Li, D. Steel, D. Gammon, D. Katzer, D. Park, L. Sham
{"title":"Qubit rotation with multiple phase-locked pulses in single quantum dots","authors":"Yanwen Wu, Xiaoqin Li, D. Steel, D. Gammon, D. Katzer, D. Park, L. Sham","doi":"10.1109/QELS.2003.238512","DOIUrl":"https://doi.org/10.1109/QELS.2003.238512","url":null,"abstract":"Coherent optical control of qubits in single quantum dots shows that rotation of a single qubit can be achieved with multiple phase-locked pulses. Two pulses with well-defined pulse areas (/spl sim//spl pi//2) are phase-adjusted to rotate the qubit between |0> and |1>.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"6 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":"87828171","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
Experimental implementation of Hardy's paradox 哈代悖论的实验实现
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.238619
J. Lundeen, K. Resch, A. Steinberg
{"title":"Experimental implementation of Hardy's paradox","authors":"J. Lundeen, K. Resch, A. Steinberg","doi":"10.1109/QELS.2003.238619","DOIUrl":"https://doi.org/10.1109/QELS.2003.238619","url":null,"abstract":"Hardy's paradox, previously unamenable to direct experimental test, brings to light some of the striking difficulties in the interpretation of indirect quantum measurements. Using a newly developed 'photon switch,' we implement this proposal.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"23 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":"87832295","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-fidelity quantum logic operations and entangled ancilla states 高保真量子逻辑运算和纠缠辅助态
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.237942
J. Franson, M. Donegan, M. J. Fitch, B. Jacobs, T. Pittman
{"title":"High-fidelity quantum logic operations and entangled ancilla states","authors":"J. Franson, M. Donegan, M. J. Fitch, B. Jacobs, T. Pittman","doi":"10.1109/QELS.2003.237942","DOIUrl":"https://doi.org/10.1109/QELS.2003.237942","url":null,"abstract":"We describe a high-fidelity approach to linear optics quantum computing in which the quantum logic operations always produce an output. A method for generating the required entangled states is also described.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"23 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":"84039307","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
Complex photonic systems with external control: from optical NTC resistance to tunable random laser action 具有外部控制的复杂光子系统:从光学NTC电阻到可调谐随机激光作用
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.237865
D. Wiersma, R. Sapienza, S. Gottardo, S. Cavalieri, S. Mujumdar, F. Aliev
{"title":"Complex photonic systems with external control: from optical NTC resistance to tunable random laser action","authors":"D. Wiersma, R. Sapienza, S. Gottardo, S. Cavalieri, S. Mujumdar, F. Aliev","doi":"10.1109/QELS.2003.237865","DOIUrl":"https://doi.org/10.1109/QELS.2003.237865","url":null,"abstract":"We will discuss the transport of optical waves in complex photonic systems. In particular we will go into the possibilities of tuning complex optical devices via liquid crystal infiltration. Tuning of ordered systems like photonic bandgap crystals is being exploited in various ways. We will discuss the possibilities that disordered dielectrics offer. As a special example we will discuss the tunable random laser.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"15 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":"86855413","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
Wave propagation in periodically-curved waveguides: the quantum-mechanical analogy 周期性弯曲波导中的波传播:量子力学类比
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.238634
D. Janner, S. Longhi, M. Marano, P. Laporta
{"title":"Wave propagation in periodically-curved waveguides: the quantum-mechanical analogy","authors":"D. Janner, S. Longhi, M. Marano, P. Laporta","doi":"10.1109/QELS.2003.238634","DOIUrl":"https://doi.org/10.1109/QELS.2003.238634","url":null,"abstract":"The properties of beam propagation in a periodically-curved optical waveguide beyond the usual perturbative approach are theoretically studied. The existence of unusual and exotic effects, such as dynamic beam splitting, dynamic directional coupling, and reduction of radiation losses are also shown. These unusual and exotic effects are fully similar to the phenomena of dynamic wave function stabilization, ionization quenching and wavepacket dichotomy encountered in multiphoton radiation-matter processes with super-intense and high-frequency laser fields.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"10 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":"87714253","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
Nanooptics on single magnetic semiconductor quantum dots 单磁性半导体量子点的纳米光学
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.237915
H. Schomig, S. Halm, G. Bacher, A. Forchel, A. A. Maksimov, P. Dorozhkin, V. Kulakovskii, M. Dobrowolska, J. Furdyna
{"title":"Nanooptics on single magnetic semiconductor quantum dots","authors":"H. Schomig, S. Halm, G. Bacher, A. Forchel, A. A. Maksimov, P. Dorozhkin, V. Kulakovskii, M. Dobrowolska, J. Furdyna","doi":"10.1109/QELS.2003.237915","DOIUrl":"https://doi.org/10.1109/QELS.2003.237915","url":null,"abstract":"We demonstrate the ability to monitor the magnetization of a single CdSe/ZnMnSe magnetic quantum dot by means of nano-optical spectroscopy. The average magnetic moment as well as statistical magnetic fluctuations are extracted from our data.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"11 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":"80837892","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
Doubly phase-matched cascaded wave mixing in tapered fibers 锥形光纤中双相位匹配级联波混频
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.238626
D. Akimov, O. A. Kolevatova, A. Fedotov, S. Konorov, A. A. Podshivalov, A.M. Zhelticov, A. Ivanov, M. Alfimov, A. Petrov, T. Birks, W. Wadsworth, P. Russell
{"title":"Doubly phase-matched cascaded wave mixing in tapered fibers","authors":"D. Akimov, O. A. Kolevatova, A. Fedotov, S. Konorov, A. A. Podshivalov, A.M. Zhelticov, A. Ivanov, M. Alfimov, A. Petrov, T. Birks, W. Wadsworth, P. Russell","doi":"10.1109/QELS.2003.238626","DOIUrl":"https://doi.org/10.1109/QELS.2003.238626","url":null,"abstract":"Doubly phase-matched cascaded four-wave mixing in tapered fibers is demonstrated using femtosecond Cr:forsterite laser pulses. The first stage of this cascade involves phase-matched third-harmonic generation. At the second stage, the third harmonic and fundamental radiation generate new spectral components through phase-matched parametric wave mixing.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"49 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":"81770903","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
Theory of ultrafast nonlinear refraction in semiconductor heterostructure waveguides 半导体异质结构波导中超快非线性折射理论
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.238107
D. Hutchings
{"title":"Theory of ultrafast nonlinear refraction in semiconductor heterostructure waveguides","authors":"D. Hutchings","doi":"10.1109/QELS.2003.238107","DOIUrl":"https://doi.org/10.1109/QELS.2003.238107","url":null,"abstract":"Considering the symmetry of the third-order susceptibility tensor elements for semiconductor heterostructures results in 8 independent elements for [001] growth. Nonlinear refraction coefficients are derived and the change in dimensionality with intermixing is discussed.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"7 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":"84207867","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
4 states protocol for time coding quantum key distribution 时间编码量子密钥分发的4态协议
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.237856
T. Debuisschert, W. Boucher
{"title":"4 states protocol for time coding quantum key distribution","authors":"T. Debuisschert, W. Boucher","doi":"10.1109/QELS.2003.237856","DOIUrl":"https://doi.org/10.1109/QELS.2003.237856","url":null,"abstract":"Coherent one photon pulses are sent with four possible time delays with respect to a reference. Ambiguity of the photon time detection resulting from pulses overlap combined with interferometric measurement allows for secure key exchange.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"34 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":"89950736","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
Influence of non-radiative transfer on the ultrafast electron dynamics of metallic nanoparticles 非辐射传递对金属纳米粒子超快电子动力学的影响
Postconference Digest Quantum Electronics and Laser Science, 2003. QELS. Pub Date : 2003-06-06 DOI: 10.1109/QELS.2003.238118
S. Volz, K. Joulain, J. Mulet, R. Carminati, J. Greffet
{"title":"Influence of non-radiative transfer on the ultrafast electron dynamics of metallic nanoparticles","authors":"S. Volz, K. Joulain, J. Mulet, R. Carminati, J. Greffet","doi":"10.1109/QELS.2003.238118","DOIUrl":"https://doi.org/10.1109/QELS.2003.238118","url":null,"abstract":"Ultrafast dynamics of electron relaxation in a nanometallic particle has been the subject of many studies in the past ten years. New and partially unexplained behaviours have been observed experimentally by different groups. In this paper we show that by introducing a decay channel not taken into account so far, it is possible to interpret the size and fluence dependence of the decay time observed experimentally.","PeriodicalId":20418,"journal":{"name":"Postconference Digest Quantum Electronics and Laser Science, 2003. QELS.","volume":"37 3","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":"91486554","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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