نتایج جستجو برای: light scattering layer

تعداد نتایج: 753129  

Journal: :Chinese Optics Letters 2022

Light field imaging has shown significance in research fields for its high-temporal-resolution 3D ability. However, scenes of light through scattering, such as biological vivo and fog, the quality reconstruction will be severely reduced due to scattering information. In this paper, we propose a deep learning-based method removal imaging. method, neural network, trained by simulation samples tha...

Journal: :Fizika tverdogo tela 2022

We had found nonreciprocity of spin waves in Pt/Co/Ir/Co/Pt synthetic ferrimagnets by Brillouin light scattering technique. It is shown that the main contribution to made Dzyaloshinskii--Moriya interaction with an energy density D~ 1.7-2.3 erg/cm 2 . The Dzyaloshinsky--Moriya higher than its values heterostructures one Co layer Pt/Co(1 nm)/Ir ~1.4 D value decreases increasing thickness thin lay...

Ali Akbar Safekordi, Fatemeh Babazadeh Shareh Seied Hossein Ghiassi

The purpose of the present paper is to develop light beam method to measurement of interfacial area in a rectangular gas-liquid bubble column. Total interfacial area can be determined in bubble column filled by transparent liquid by light transmission method. According to pervious researches, the fraction of parallel light is function of interfacial area and optical path l...

2006
E. M. Rehder P. Rice K. S. Stevens C. R. Lutz

Photoreflectance (PR) is an optical measurement technique used to study material properties and device structures. It is uniquely able to non-destructively measure electric fields within devices. Some device structures such as HBTs have a rough highly doped InGaAs surface layer. In some cases the surface roughness is sufficient to produce light scattering that impedes optical measurements such ...

2013
Ming-Jer Jeng Lee Chow Tianxin Wei

Large particle sizes having a strong light scattering lead to a significantly decreased surface area and small particle sizes having large surface area lack light-scattering effect. How to combine large and small particle sizes together is an interesting work for achieving higher solar efficiency. In this work, we investigate the solar performance influence of the dye-sensitized solar cells (DS...

Journal: :Chemical communications 2014
Yafeng Li Zongzhou Che Xun Sun Jie Dou Mingdeng Wei

Metal-organic frameworks (MOFs) have been used in the area of photovoltaic devices via a novel approach proposed here for the first time. Hierarchical ZnO parallelepipeds were prepared from a MOF precursor, which could then act as an effective light scattering layer in dye-sensitized solar cells, leading to significantly improved cell performance.

Journal: :Chemical communications 2011
Yan-Zhen Zheng Jiaxing Zhao Han Zhang Jian-Feng Chen Weilie Zhou Xia Tao

A bilayered ZnO photoanode was constructed for dye-sensitized solar cells with a high conversion efficiency of 4.0%. One layer made of ZnO nanocrystallites increases dye adsorption, and the other consisting of ZnO nanorod aggregates provides a directed electron pathway for the electron transport together with a prominent aggregation-induced light scattering.

2015
Makoto Horiuchi Yukihiko Yamagata Shin-ichi Tsutsumi Kentaro Tomita Yoshio Manabe

A new method by using a pulsed-laser Raman scattering technique was employed to estimate junction temperature of a fluorescence-resin-less blue-LED package. Temperature dependent Raman shift of E2 H mode of GaN layer in the blue-LED were obtained and were in good agreement with the experimental data published by the other researchers. This technique was applied to estimation of a junction tempe...

Journal: :Chemical communications 2015
Chih-Liang Wang Jin-Yun Liao Yubao Zhao Arumugam Manthiram

Nanobean SnO2-embedded TiO2 hollow submicrospheres are presented as a scattering layer for the first time in dye-sensitized solar cells. This designed mesoporous submicrostructure simultaneously promotes dye adsorption, light harvesting, and electron transport, leading to 28% improvement in the conversion efficiency compared to film-based SnO2.

Journal: :Applied optics 2006
Michael P Siegel Young L Kim Hemant K Roy Ramesh K Wali Vadim Backman

We report the feasibility of monitoring both hemoglobin oxygen saturation and hemoglobin concentration in the superficial layer of tissue using polarization-gated elastic light-scattering spectroscopy. We detail our analysis technique, the experimental validation of our analysis, and the detection of an early increase in blood supply to the superficial layer of colon tissue in human patients wi...

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