搜索结果: 1-15 共查到“光学仪器及技术 Light”相关记录31条 . 查询时间(0.181 秒)
In a scene from “Star Wars: Episode IV — A New Hope,” R2D2 projects a three-dimensional hologram of Princess Leia making a desperate plea for help. That scene, filmed more than 45 years ago, involved ...
浙江大学光电科学与工程学院郝翔课题组论文《Spectral Imaging with Deep Learning》发表于《Light：Science & Applications》封面（图）
光谱成像 光学滤光片 光谱编码
2022/6/21
2022年6月17日，浙江大学光电科学与工程学院郝翔课题组综述文章《Spectral imaging with deep learning》发表于《Light:Science&Applications》杂志第六期封面。该研究回顾了光谱成像技术应用深度学习的最新进展，对基于深度学习的光谱成像技术进行了梳理。研究对深度学习光谱成像的各种技术路线进行了原理阐述、研究总结，并整理了当前的光谱成像数据集、概...
Light执行主编、中国科学院长春光学精密机械与物理研究所客座教授、95届博士崔天宏，被评选为美国明尼苏达大学麦克凯特杰出教授（Distinguished McKnight University Professor），这是明尼苏达大学终身冠名教授，授予该校中青年正教授的最高荣誉。崔天宏教授主要开创两个方面的基础研究工作：纳米自组装微纳传感器和执行器，聚合物可收缩纳米光刻。
Researchers devise new tool to measure polarization of light
Researchers new tool measure polarization of light
2016/6/24
Polarimetry has widespread applications within atmospheric sensing, telecommunications, biomedical imaging, and target detection. Several existing methods of imaging polarimetry trade off the sensor’s...
Researchers transform slow emitters into fast light sources
Researchers transform slow emitters fast light sources
2015/10/22
Researchers from Brown University, in collaboration with colleagues from Harvard, have developed a new way to control light from phosphorescent emitters at very high speeds. The technique provides a n...
Spectral light separator based on deep-subwavelength resonant apertures in a metallic film
Spectral light separator deep-subwavelength resonant apertures metallic film
2014/8/6
We propose to funnel, select, and collect light spectrally by exploiting the unique properties of deep-subwavelength resonant apertures in a metallic film. In our approach, each aperture has an ...
Resonant cavity enhanced light harvesting in flexible thin-film organic solar cells
Transparent conductive coatings Thin film devices applications
2013/8/7
Dielectric/metal/dielectric (DMD) electrodes have the potential to significantly increase the absorption efficiency and photocurrent in flexible organic solar cells. We demonstrate that this enhanceme...
Absorption Enhancement in Ultrathin Crystalline Silicon Solar Cells with Antireflection and Light-Trapping Nanocone Gratings
Solar cells light trapping antireflection crystalline silicon absorption enhancement nanocone gratings
2012/8/7
Enhancing the light absorption in ultrathin-film silicon solar cells is important for improving efficiency and reducing cost. We introduce a double-sided grating design, where the front and back surfa...
Temporal coupled-mode theory for light scattering by an arbitrarily shaped object supporting a single resonance
Temporal coupled-mode theory light scattering single resonance
2012/8/7
We develop a temporal coupled-mode theory to describe the interaction of plane wave with an individual scatterer having an arbitrary shape. The theory involves the expansion of the fields on cyl...
Stochastic processes in light-assisted nanoparticle formation
Stochastic processes light-assisted nanoparticle formation Mesoscale and Nanoscale Physics
2012/4/11
Recently, light-assisted nanofabrication have been introduced, such as the synthesis of quantum dots using photo-induced desorption that yields reduced size fluctuations, or metal sputtering under lig...
Multidirectional Asymmetrical Microlens Array Light Control Film for Improved Image in Reflective Color Liquid Crystal Displays
reflective LCDs multidirectional microlens light control film brightness dispersion moire parallax
2011/12/13
A multidirectional asymmetrical microlens array light control film (MAMA-LCF) which can direct light incident from multiple directions collectively for viewing is demonstrated in achieving much enhanc...
High-Efficiency Polarized Light Illumination System for Liquid-Crystal-Display Projectors
liquid crystal display illumination system projector polarization conversion shape conversion offset design
2011/11/30
We present a new optical system with two identical s- and p-polarized light paths for converting a random polarized beam into a linearly polarized one. The system also provides a uniform and rectangul...
Dielectric nanostructures for broadband light trapping in organic solar cells
Solar energy Nanophotonics photonic crystals Diffraction gratings
2011/8/10
Organic bulk heterojunction solar cells are a promising candidate for low-cost next-generation photovoltaic systems. However,carrier extraction limitations necessitate thin active layers that sacri...
Nanophotonic light-trapping theory for solar cells
Nanophotonic light-trapping theory solar cells
2011/8/10
Conventional light-trapping theory, based on a ray-optics approach, was developed for standard thick photovoltaic cells. The classical theory established an upper limit for possible absorption enhance...
803 Mbit/s Visible Light WDM Link based on DMT Modulation of a Single RGB LED Luminary
Free-space optical communication Light-emitting diodes
2011/5/25
We report the first visible light link based on WDM and DMT modulation of a single RGB-type white LED, operating at an aggregate rate of 803 Mbit/s within the FEC 2·10 -3 limit.