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CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005.最新文献

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High-power widely tunable Tm fibre lasers in cladding-pumped and core-pumped cavity configurations 包层泵浦和抽芯腔结构的高功率宽可调谐Tm光纤激光器
CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005. Pub Date : 2005-06-17 DOI: 10.1109/CLEOE.2005.1568312
D. Shen, K. Shcheslavskiy, J. Sahu, W. Clarkson
{"title":"High-power widely tunable Tm fibre lasers in cladding-pumped and core-pumped cavity configurations","authors":"D. Shen, K. Shcheslavskiy, J. Sahu, W. Clarkson","doi":"10.1109/CLEOE.2005.1568312","DOIUrl":"https://doi.org/10.1109/CLEOE.2005.1568312","url":null,"abstract":"In this paper, we report highly efficient operation of Tm-doped silica fibre lasers, pumped by a high-power cladding-pumped Er,Yb fibre laser at 1565 nm, in both cladding-pumped and core-pumped resonator configurations. In the cladding-pumped Tm fibre laser we obtained up to 19 W of output at 1991 nm with a slope efficiency of 69% with respect to absorbed pump power, and in the core-pumped laser we obtained a maximum output power of 12.1 W at 1860 nm limited by available pump power. Using tunable cavity configurations the cladding-pumped and core-pumped Tm fibre lasers could be tuned from 1861 to 2061 nm and from 1725 to 1973 nm at multi-watt power levels respectively","PeriodicalId":354643,"journal":{"name":"CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005.","volume":"95 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114832385","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
Particulate emission during laser cleaning of stone 激光清洗石材时产生的颗粒
CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005. Pub Date : 2005-06-17 DOI: 10.1109/CLEOE.2005.1568458
R. Ostrowski, J. Marczak, M. Strzelec, S. Barcikowski, J. Walter, A. Ostendorf
{"title":"Particulate emission during laser cleaning of stone","authors":"R. Ostrowski, J. Marczak, M. Strzelec, S. Barcikowski, J. Walter, A. Ostendorf","doi":"10.1109/CLEOE.2005.1568458","DOIUrl":"https://doi.org/10.1109/CLEOE.2005.1568458","url":null,"abstract":"The paper deals with particle substances generated during laser cleaning of art works. The emission of air contaminants during laser processing of various materials in industry has been extensively investigated during the last decade. Unfortunately, this does not apply to the application of laser ablation in encrustation removing within the renovation and restoration processes of art works. The chemical composition issues as well as the amount of emitted pollutants are poorly diagnosed until now. Thus, the goal of this work was to make such preliminary evaluations and to provide the laser users information on the potential hazards and suitable safety measures","PeriodicalId":354643,"journal":{"name":"CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005.","volume":"329 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116193011","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
A micro-mechanical fresnel lens for spectral filtering 用于光谱滤波的微机械菲涅耳透镜
CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005. Pub Date : 2005-06-17 DOI: 10.1109/CLEOE.2005.1568349
M. Lacolle, H. Sagberg, D. Lee, O. Solgaard, I. Johansen, O. Løvhaugen, A. Sudbø
{"title":"A micro-mechanical fresnel lens for spectral filtering","authors":"M. Lacolle, H. Sagberg, D. Lee, O. Solgaard, I. Johansen, O. Løvhaugen, A. Sudbø","doi":"10.1109/CLEOE.2005.1568349","DOIUrl":"https://doi.org/10.1109/CLEOE.2005.1568349","url":null,"abstract":"In this paper, there has been a recent interest for MEMS-based adjustable or re-configurable diffraction filters. Reconfigurable diffraction filters are well adapted to NIR spectroscopy, with applications such as identification of polymers and detection of carbon monoxide in air. A cost-effective implementation of a NIR spectrometer was proposed by Lovhaugen. The system uses a focusing static Diffractive Optical Element (DOE). The set-up minimizes the number of elements in the system, as no lens is needed","PeriodicalId":354643,"journal":{"name":"CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005.","volume":"350-352 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123109715","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
Aberration control in holographic tweezers using image processing 利用图像处理技术控制全息镊子的像差
CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005. Pub Date : 2005-06-17 DOI: 10.1109/CLEOE.2005.1568421
M. Reicherter, S. Zwick, W. Górski, T. Haist
{"title":"Aberration control in holographic tweezers using image processing","authors":"M. Reicherter, S. Zwick, W. Górski, T. Haist","doi":"10.1109/CLEOE.2005.1568421","DOIUrl":"https://doi.org/10.1109/CLEOE.2005.1568421","url":null,"abstract":"Holographic tweezers are based on computer-generated holograms displayed on a spatial light modulator (e.g. an LCD, DMD etc.). In biological imaging there are many sources of aberrations a spatial light modulator offers the possibility to control these aberrations. In our setup the spatial light modulator is used to modulate the trapping laser as well as to influence the imaging path. The aberrated particle image can be improved by writing a compensation function into the light modulator. The appropriate function is found by iteratively changing a linear combination of Zernike polynomials","PeriodicalId":354643,"journal":{"name":"CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005.","volume":"114 6","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"113953461","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
Effects of assist light injection at gain transparency wavelength on transmission and performances of SOAs 增益透明波长辅助光注入对soa传输和性能的影响
CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005. Pub Date : 2005-06-17 DOI: 10.1109/CLEOE.2005.1568338
M. Amaya, A. Sharaiha, F. Ginovart, T. Rampone, S. Feve, M. Gay
{"title":"Effects of assist light injection at gain transparency wavelength on transmission and performances of SOAs","authors":"M. Amaya, A. Sharaiha, F. Ginovart, T. Rampone, S. Feve, M. Gay","doi":"10.1109/CLEOE.2005.1568338","DOIUrl":"https://doi.org/10.1109/CLEOE.2005.1568338","url":null,"abstract":"In this paper, we have demonstrated that the injection of a CW assist light high power into the SOA cavity at the gain transparency wavelength improves the SOA saturation output power, accelerates the dynamic gain recovery time and reduces the optical signal waveform distortion","PeriodicalId":354643,"journal":{"name":"CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005.","volume":"20 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126390607","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
Left-handed properties of disordered metamaterials 无序超材料的左手性质
CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005. Pub Date : 2005-06-17 DOI: 10.1109/CLEOE.2005.1568345
A. Zharov, I. Shadrivov, Y. Kivshar
{"title":"Left-handed properties of disordered metamaterials","authors":"A. Zharov, I. Shadrivov, Y. Kivshar","doi":"10.1109/CLEOE.2005.1568345","DOIUrl":"https://doi.org/10.1109/CLEOE.2005.1568345","url":null,"abstract":"In this work, we study the effect of weak disorder in the split-ring resonators parameters on the magnetic response of the composite structures and the existence of the frequency domain where the composite material exhibits the specific left-handed properties such as negative refraction. Composite materials are created by arrays of wires and split- ring resonators,and they are known to possess a negative real part of the magnetic permeability and negative dielectric permittivity in the microwave range","PeriodicalId":354643,"journal":{"name":"CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005.","volume":"11 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129813379","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
Time-resolving imaging and its analysis of drilling process of thin silicon substrates with femtosecond laser ablation 飞秒激光烧蚀薄硅衬底钻孔过程的时间分辨成像及其分析
CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005. Pub Date : 2005-06-17 DOI: 10.1109/CLEOE.2005.1568444
A. Yokotani, T. Mukumoto, K. Kurosawa, T. Ninomiya, H. Sawada
{"title":"Time-resolving imaging and its analysis of drilling process of thin silicon substrates with femtosecond laser ablation","authors":"A. Yokotani, T. Mukumoto, K. Kurosawa, T. Ninomiya, H. Sawada","doi":"10.1109/CLEOE.2005.1568444","DOIUrl":"https://doi.org/10.1109/CLEOE.2005.1568444","url":null,"abstract":"In this paper, we have observed and analyzed the drilling process with femtosecond laser on the silicon surface in order to investigate a degree of thermal effect during the dicing process of the thin silicon substrate","PeriodicalId":354643,"journal":{"name":"CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005.","volume":"37 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126953860","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
Remote laser-induced fluorescence imaging for assessment of cultural heritage 用于文化遗产评估的远程激光诱导荧光成像
CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005. Pub Date : 2005-06-17 DOI: 10.1109/CLEOE.2005.1568461
R. Gronlund, S. Svanberg, J. Hallstrom, K. Barup
{"title":"Remote laser-induced fluorescence imaging for assessment of cultural heritage","authors":"R. Gronlund, S. Svanberg, J. Hallstrom, K. Barup","doi":"10.1109/CLEOE.2005.1568461","DOIUrl":"https://doi.org/10.1109/CLEOE.2005.1568461","url":null,"abstract":"In this paper, we propose to perform remote laser-induced fluorescence imaging for assessment of cultural heritage. The experiments are performed using the lidar system consist of frequency-tripled Nd:YAG laser at 355 nm with a spot size of ~4 cm diameter and the signal is collected using a coaxial 40-cm-diameter Newtonian telescope. The fluorescence light is focused into an optical fibre and guided a time-gated optical multichannel analyser system, where the fluorescence spectrum is recorded. Then the laser directed to the next point and thus a fluorescence image can be produced","PeriodicalId":354643,"journal":{"name":"CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005.","volume":"509 17","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"120878387","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
Laser micromachining of silicon in sulfur hexafluoride atmosphere: experiment and numerical simulation 六氟化硫气氛中硅的激光微加工:实验与数值模拟
CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005. Pub Date : 2005-06-17 DOI: 10.1109/CLEOE.2005.1568441
Y.M. Yashkir, S. Lee, M. Harb, Y.Yu. Yashkir
{"title":"Laser micromachining of silicon in sulfur hexafluoride atmosphere: experiment and numerical simulation","authors":"Y.M. Yashkir, S. Lee, M. Harb, Y.Yu. Yashkir","doi":"10.1109/CLEOE.2005.1568441","DOIUrl":"https://doi.org/10.1109/CLEOE.2005.1568441","url":null,"abstract":"Micromachining conditions for silicon using a CW lasers and different gas ambients were reported. We report results of experimental investigation of the etch rate of silicon using a CW 532 nm laser in sulfur hexafluoride atmosphere, and three-dimensional temporal computer modeling of the process","PeriodicalId":354643,"journal":{"name":"CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005.","volume":"63 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116452149","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
Plasma channels characteristics dependence on tightly focused femtosecond laser radiation parameters 等离子体通道特性与紧聚焦飞秒激光辐射参数的关系
CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005. Pub Date : 2005-06-17 DOI: 10.1109/CLEOE.2005.1568426
P. M. Mikheev, V. Gordienko, I. A. Makarov, A. Shashkov, V. S. Syrtsov
{"title":"Plasma channels characteristics dependence on tightly focused femtosecond laser radiation parameters","authors":"P. M. Mikheev, V. Gordienko, I. A. Makarov, A. Shashkov, V. S. Syrtsov","doi":"10.1109/CLEOE.2005.1568426","DOIUrl":"https://doi.org/10.1109/CLEOE.2005.1568426","url":null,"abstract":"Tight focusing of femtosecond laser radiation with microjoule pulse energy in non-linear crystal volume (intensity of the order of 10 W/cm2) causes self-focusing, multiphoton ionization of the matter, plasma channel formation, electrons heating, and subsequent micromodification of the structure. The processes threshold, behavior and efficiency strongly depend on such laser pulse parameters as pulse duration, energy and radiation wavelength","PeriodicalId":354643,"journal":{"name":"CLEO/Europe. 2005 Conference on Lasers and Electro-Optics Europe, 2005.","volume":"110 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2005-06-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126898691","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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