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2018 International Conference Laser Optics (ICLO)最新文献

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Low-cost laminar optical tomography: phantom study 低成本层流光学断层扫描:幻像研究
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/LO.2018.8435500
M. Ansari, Ghasem Yousefi Simakani
{"title":"Low-cost laminar optical tomography: phantom study","authors":"M. Ansari, Ghasem Yousefi Simakani","doi":"10.1109/LO.2018.8435500","DOIUrl":"https://doi.org/10.1109/LO.2018.8435500","url":null,"abstract":"Laminar optical tomography (LOT) is a fast and high-resolution optical imaging for superficial living tissue. Here, we introduce a low cost LOT with sub-millimeter 3D resolution that can be applied for small animal neuroimaging.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"25 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"113991887","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
Optimization of active medium composition for Q-switched slab RF-discharge CO laser 调q平板射频放电CO激光器有效介质组成的优化
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/LO.2018.8435766
A. Ionin, I. Kinyaevskiy, Y. Klimachev, A. Kotkov, A. Kozlov, D. Sinitsyn, A. Sagitova
{"title":"Optimization of active medium composition for Q-switched slab RF-discharge CO laser","authors":"A. Ionin, I. Kinyaevskiy, Y. Klimachev, A. Kotkov, A. Kozlov, D. Sinitsyn, A. Sagitova","doi":"10.1109/LO.2018.8435766","DOIUrl":"https://doi.org/10.1109/LO.2018.8435766","url":null,"abstract":"An influence of different gases addition to the active medium of slab RF-discharge cryogenic Q-switched CO laser on its output parameters was studied. Maximal laser pulse peak power was obtained for the gas mixture containing air.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"40 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124378907","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 induced damage threshold of high reflective dielectric coatings on absorbing substrate 吸收基上高反射介质涂层的激光致损伤阈值
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/lo.2018.8435406
R. Akhmadullin, S. Gagarskiy, A. N. Sergeev
{"title":"Laser induced damage threshold of high reflective dielectric coatings on absorbing substrate","authors":"R. Akhmadullin, S. Gagarskiy, A. N. Sergeev","doi":"10.1109/lo.2018.8435406","DOIUrl":"https://doi.org/10.1109/lo.2018.8435406","url":null,"abstract":"in this work the laser induced damage (LID) of HfO<inf>2</inf> / SiO<inf>2</inf> и Ta<inf>2</inf>O<inf>5</inf> / SiO<inf>2</inf> coatings on SiC absorbing substrate is investigated. It is shown experimentally, that presence of vibration or microdisplacement of sample relatively to laser beam may lead to significant reduction of LID threshold. Numerical simulation of thermally induced stresses in silicon carbide substrate shows increase of thermally-induced stress in the presence of sample displacement.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"12 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124389531","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
Adaptive compensator of thermally induced lens with analyzer based on quadrant photodiode 基于象限光电二极管的热致透镜分析仪自适应补偿器
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/LO.2018.8435566
R. Balmashnov, A. Kornev, I. Kuchma
{"title":"Adaptive compensator of thermally induced lens with analyzer based on quadrant photodiode","authors":"R. Balmashnov, A. Kornev, I. Kuchma","doi":"10.1109/LO.2018.8435566","DOIUrl":"https://doi.org/10.1109/LO.2018.8435566","url":null,"abstract":"We used a quadrant photodiode as a sensor of wavefront curvature in the compensator of thermally induced lens and wedge in laser rods. Sensitivity of the wavefrontcurvature analyzer λ/100 was achieved. Using of thermal lens compensator with such sensor provided output beam divergence <1.5×DL in 100ps 0.5J×200Hz Nd:YAG laser.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"12 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124542040","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
Direct Laser Deposition with Transversal Oscillating of Laser Radiation 激光辐射横向振荡的直接激光沉积
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/LO.2018.8435626
G. Turichin, E. Zemlyakov, M. Kuznetsov, K. Babkin, A. Kurakin, A. Vildanov
{"title":"Direct Laser Deposition with Transversal Oscillating of Laser Radiation","authors":"G. Turichin, E. Zemlyakov, M. Kuznetsov, K. Babkin, A. Kurakin, A. Vildanov","doi":"10.1109/LO.2018.8435626","DOIUrl":"https://doi.org/10.1109/LO.2018.8435626","url":null,"abstract":"the objective of this research is investigation influence spot diameter, frequency and amplitude of transversal oscillating laser radiation on the efficiency and coefficient of using materials of the direct laser deposition. Efficiency and coefficient of using materials of the direct laser deposition were increased from 15 g/min up to 22.2 g/min and from 27.6% up to 44.4% accordingly at the transversal oscillating laser radiation with spot diameter 0.9 mm, frequency 100 Hz and amplitude 2.6 mm comparatively with seems indicator of the direct laser deposition with spot diameter 3.2 mm without oscillating.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"22 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126528480","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
Optical Beam Characteristics of Quantum Cascade Laser with Mirrors Cleaned by Focused Ion Beam 聚焦离子束清洁镜面量子级联激光器的光束特性
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/LO.2018.8435610
E. Pruszyńska-Karbownik, A. Łaszcz
{"title":"Optical Beam Characteristics of Quantum Cascade Laser with Mirrors Cleaned by Focused Ion Beam","authors":"E. Pruszyńska-Karbownik, A. Łaszcz","doi":"10.1109/LO.2018.8435610","DOIUrl":"https://doi.org/10.1109/LO.2018.8435610","url":null,"abstract":"This paper presents impact of front and back laser mirror ion cleaning on quantum cascade laser characteristics. Cleaning of the front mirror makes the beam more symmetric and increases external differential quantum efficiency, while cleaning of the back mirror reduces the electrical resistance, increases the threshold current and slightly affects the optical polarization of the beam.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"102 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131956882","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
Evolution of spontaneous emission of a laser active medium in a resonator of an unstable geometric configuration. 不稳定几何构型谐振腔中激光活性介质自发发射的演化。
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/LO.2018.8435232
V. Kislov, E. Ofitserov
{"title":"Evolution of spontaneous emission of a laser active medium in a resonator of an unstable geometric configuration.","authors":"V. Kislov, E. Ofitserov","doi":"10.1109/LO.2018.8435232","DOIUrl":"https://doi.org/10.1109/LO.2018.8435232","url":null,"abstract":"The process of propagation of a beam of spontaneous emission inside the unstable resonator is considered. Spontaneous emission of the active element is taken as the sum of spatial-deltacorrelated fields from a set of point sources. The dependence of the correlation function of the output laser radiation from the number of intracavity passes explored. A relation to estimate the number of passes required to form a resonant field is derived.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"19 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132297785","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
Thermal field analysis in the process of surface-selective laser sintering of bioresorbable polymer matrixes 生物可吸收聚合物基体表面选择性激光烧结过程中的热场分析
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/LO.2018.8435690
S. Minaeva, E. N. Antonov, A. Konovalov, N. Minaev, V. Popov
{"title":"Thermal field analysis in the process of surface-selective laser sintering of bioresorbable polymer matrixes","authors":"S. Minaeva, E. N. Antonov, A. Konovalov, N. Minaev, V. Popov","doi":"10.1109/LO.2018.8435690","DOIUrl":"https://doi.org/10.1109/LO.2018.8435690","url":null,"abstract":"The influence of the parameters of surface-selective laser sintering of polymer particles on the spatio-temporal temperature distribution in active zone was investigated using water as the sensitizer of heating. The temperature distribution at the surface and inside the sintered particles was estimated.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130214628","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
Combined method for laser selection, positioning and analysis of micron and submicron cells and particles 微米和亚微米细胞和粒子的激光选择、定位和分析的组合方法
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/LO.2018.8435384
E. Savchenko, E. Velichko, E. Aksenov, E. Nepomnyashchaya
{"title":"Combined method for laser selection, positioning and analysis of micron and submicron cells and particles","authors":"E. Savchenko, E. Velichko, E. Aksenov, E. Nepomnyashchaya","doi":"10.1109/LO.2018.8435384","DOIUrl":"https://doi.org/10.1109/LO.2018.8435384","url":null,"abstract":"The concept of a combined measuring system for determination of the physical and dynamical parameters of a single micron and submicron particle is proposed in this paper. The results of an experimental testing and approbation of functional parts of the suggested system are presented.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"508 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134063644","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: 18
Surface Plasmon Polariton Generation in Carbon Nanotube with Electric Current Pump 用电流泵在碳纳米管中产生表面等离子体激元
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/LO.2018.8435784
I. Zolotovskii, S. Moiseev, Y. Dadoenkova, A. Kadochkin, O. Ivanov
{"title":"Surface Plasmon Polariton Generation in Carbon Nanotube with Electric Current Pump","authors":"I. Zolotovskii, S. Moiseev, Y. Dadoenkova, A. Kadochkin, O. Ivanov","doi":"10.1109/LO.2018.8435784","DOIUrl":"https://doi.org/10.1109/LO.2018.8435784","url":null,"abstract":"We have shown the possibility of far infrared surface plasmon polariton generation in a single-walled carbon nanotube. In such a generator, the amplification is created by drift current, and the feedback is realized due to periodically profiled dielectric cladding.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"44 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134446285","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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