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2018 International Conference Laser Optics (ICLO)最新文献

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Nonlinear resonances in polarization spectrum of three-level atom, interacting with weak polychromatic fields 与弱多色场相互作用的三能级原子偏振谱中的非线性共振
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/LO.2018.8435843
A. Antipov, I.V. Korshok, N. I. Matveeva, S. Pulkin, S. Savel’eva, S. Uvarova, V. Yakovleva
{"title":"Nonlinear resonances in polarization spectrum of three-level atom, interacting with weak polychromatic fields","authors":"A. Antipov, I.V. Korshok, N. I. Matveeva, S. Pulkin, S. Savel’eva, S. Uvarova, V. Yakovleva","doi":"10.1109/LO.2018.8435843","DOIUrl":"https://doi.org/10.1109/LO.2018.8435843","url":null,"abstract":"For three-level system of atoms interacting with polychromatic fields, the system of differential equations of the density matrix is analytically solved and the polarization spectrum of the components of the probe field is calculated. Supernarrow resonances in polarization spectrum at the frequency of the probe field occur at multiple harmonics, subharmonics, and on a frequency that is mirror-to-field.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"59 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":"123010238","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
Possible Ways to Control the Luminescent Properties of LaF3 Nanoparticles Doped with Rare-Earth Ions 稀土离子掺杂LaF3纳米粒子发光性能控制的可能方法
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/LO.2018.8435572
E. Madirov, E. Lukinova, M. Pudovkin, D. Koryakovtseva, S. Korableva, A. Nizamutdinov, V. Semashko
{"title":"Possible Ways to Control the Luminescent Properties of LaF3 Nanoparticles Doped with Rare-Earth Ions","authors":"E. Madirov, E. Lukinova, M. Pudovkin, D. Koryakovtseva, S. Korableva, A. Nizamutdinov, V. Semashko","doi":"10.1109/LO.2018.8435572","DOIUrl":"https://doi.org/10.1109/LO.2018.8435572","url":null,"abstract":"Luminescence decay properties of crystalline La$F_{3}$ nanoparticles activated by 5% $text Sm^{3+}$ or 12% $text Ce^{3+}$ ions were studied. The observed effects of the variation of synthesis conditions and composite structure on luminescence properties of nanoparticles open the way to manage luminescence and energy transfer properties of the materials.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"56 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":"122198478","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
Simulation of Transmission Spectra of Bragg Gratings Deformed by Inhomogeneous Acoustic Wavefront 非均匀声波前形变Bragg光栅透射光谱的仿真研究
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/LO.2018.8435517
O. Ivanov, V. L. Vesnin, A. Nizametdinov, A. A. Chertoriyskiy
{"title":"Simulation of Transmission Spectra of Bragg Gratings Deformed by Inhomogeneous Acoustic Wavefront","authors":"O. Ivanov, V. L. Vesnin, A. Nizametdinov, A. A. Chertoriyskiy","doi":"10.1109/LO.2018.8435517","DOIUrl":"https://doi.org/10.1109/LO.2018.8435517","url":null,"abstract":"Transmission of a shock wavefront through a Bragg grating is considered. The results of simulation of the reflection spectrum of a fiber-optic Bragg sensor subjected to non-uniform deformation are presented. It is shown that in the general case this spectrum is a result of interference of light reflected from the deformed and undeformed parts of the sensor.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"99 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":"122227228","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
Dynamic grating lifetime in a self-sweeping ytterbium fiber laser 自扫式镱光纤激光器动态光栅寿命
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/LO.2018.8435595
R. Drobyshev, I. Lobach, S. Kablukov
{"title":"Dynamic grating lifetime in a self-sweeping ytterbium fiber laser","authors":"R. Drobyshev, I. Lobach, S. Kablukov","doi":"10.1109/LO.2018.8435595","DOIUrl":"https://doi.org/10.1109/LO.2018.8435595","url":null,"abstract":"We report on investigation of dynamic grating (DG) evolution in an Yb-doped self-sweeping fiber laser in the absence of pumping radiation. The DG is recorded in the laser active medium by the laser radiation itself and is responsible for observed frequency self-sweeping effect. Results of the investigation show that the lifetime is about 1 ms, which is in a good agreement with the lifetime of upper level in ytterbium.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"74 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":"114072259","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
Narrowing the length distributions of self-assisted III-V nanowires by nucleation antibunching 用成核反聚束法缩小自辅助III-V纳米线的长度分布
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/LO.2018.8435664
N. V. Sibirev, F. Glas, V. Dubrovskii
{"title":"Narrowing the length distributions of self-assisted III-V nanowires by nucleation antibunching","authors":"N. V. Sibirev, F. Glas, V. Dubrovskii","doi":"10.1109/LO.2018.8435664","DOIUrl":"https://doi.org/10.1109/LO.2018.8435664","url":null,"abstract":"Size homogeneity of nanostructures is highly desirable for improving collective properties within their ensembles and crucial for the resulting device performance. Here, we show how the length distributions of self-assisted III-V nanowires can be narrowed to sub-Poissonian shape by a specific effect of nucleation antibunching that arises due to a limited number of the group V atoms in a catalyst droplet.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"45 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":"121121875","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
Pumping conditions and cross-section laser power distribution in low-pressure nitrogen laser 低压氮激光器抽运条件及截面激光功率分布
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/lo.2018.8435715
{"title":"Pumping conditions and cross-section laser power distribution in low-pressure nitrogen laser","authors":"","doi":"10.1109/lo.2018.8435715","DOIUrl":"https://doi.org/10.1109/lo.2018.8435715","url":null,"abstract":"Experimentally determined presence «critical» value of pulse repetition rate after that laser radiation power in «halo» strongly decrease and distribution of radiation in central part of laser beam approaches to Gaussian.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"136 4","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2018-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"113940177","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
Refractive properties of human adipose tissue at hyperthermic temperatures 人体脂肪组织在高温下的折射特性
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/LO.2018.8435657
I. Yanina, E. Lazareva, A. N. Bashkatov, V. Tuchin
{"title":"Refractive properties of human adipose tissue at hyperthermic temperatures","authors":"I. Yanina, E. Lazareva, A. N. Bashkatov, V. Tuchin","doi":"10.1109/LO.2018.8435657","DOIUrl":"https://doi.org/10.1109/LO.2018.8435657","url":null,"abstract":"The refractive index (RI) of human adipose tissue (AT) in the visible and near-infrared ranges were measured at heating (from 40°C up to 50°C). For the first time, RI temperature increment was quantified for a wide wavelength range. The critical temperatures corresponding to lipid phase transitions of AT were determined.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"30 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":"121751033","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
Investigation of the Magneto-Optical Properties of Europium Containing Fluorides 含氟铕的磁光性质研究
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/LO.2018.8435558
E. Mironov, O. Palashov, D. Karimov
{"title":"Investigation of the Magneto-Optical Properties of Europium Containing Fluorides","authors":"E. Mironov, O. Palashov, D. Karimov","doi":"10.1109/LO.2018.8435558","DOIUrl":"https://doi.org/10.1109/LO.2018.8435558","url":null,"abstract":"The magneto-optical characteristics of the europium fluoride crystal were measured. They are 100% -55% higher than the corresponding values for the popular TGG crystal. Taking into account better spectral characteristics in the mid-IR range and good thermo-optical characteristics, it can be concluded that the use of europium containing fluorides is promising in the development of Faraday isolators for mid-IR lasers.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"5 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":"116777739","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 Subject-specific Layered Head Model for Monte Carlo Fitting in Time-domain Near-infrared Spectroscopy 时域近红外光谱蒙特卡罗拟合的受试者分层头部模型
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/LO.2018.8435810
S. Mahmoodkalayeh, M. A. Ansari
{"title":"A Subject-specific Layered Head Model for Monte Carlo Fitting in Time-domain Near-infrared Spectroscopy","authors":"S. Mahmoodkalayeh, M. A. Ansari","doi":"10.1109/LO.2018.8435810","DOIUrl":"https://doi.org/10.1109/LO.2018.8435810","url":null,"abstract":"Obtaining the absolute values of absorption coefficient in brain tissue has been a challenge in Near-infrared spectroscopy. Here a new layered head model is introduced based on the shape of each individual head surface to estimate absorption coefficient. Monte Carlo simulations are used to calculate distributed time of flight (DTOF) for each sourcedetector channel. These results can be used for fitting of experimental DTOFs obtained from Time-domain near-infrared spectroscopy.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"36 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":"125167216","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
Method of intraoperative spectroscopic detection of tumor tissues in neurosurgery 神经外科术中肿瘤组织的光谱检测方法
2018 International Conference Laser Optics (ICLO) Pub Date : 2018-06-01 DOI: 10.1109/LO.2018.8435194
T. Savelieva, K. Linkov, A. Borodkin, V. Volkov, S. Goryajnov, A. Potapov, V. Loschenov
{"title":"Method of intraoperative spectroscopic detection of tumor tissues in neurosurgery","authors":"T. Savelieva, K. Linkov, A. Borodkin, V. Volkov, S. Goryajnov, A. Potapov, V. Loschenov","doi":"10.1109/LO.2018.8435194","DOIUrl":"https://doi.org/10.1109/LO.2018.8435194","url":null,"abstract":"The proposed method provides neurosurgical intraoperative navigation using optical spectroscopy and neurophysiological stimulation. The device contains a spectrometer, sources of optical radiation and fiber-optic probe, the working part of which is made in one body with a cannula of neurosurgical aspirator and can be used also as a monopolar stimulant for the system of intraoperative neuromonitoring.","PeriodicalId":175509,"journal":{"name":"2018 International Conference Laser Optics (ICLO)","volume":"47 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":"125627867","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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