(4)FT-Raman光谱仪可消除瑞利谱线,瑞利线的存在将使弱拉曼谱线变的模糊。(5)近红外光在光导纤维中传递性能好,可用于遥感检测。进入90年代,拉曼光谱仪的研制获得了重要进展。研制出新一代激光共焦显微拉曼光谱仪。DetectorObjectiveSampleAdjustz-axiswithscopefocusknobNon-Destructivedepthanalysis Dependantonaperture...
1 光学 •定义：光学是研究光的传播以及它和物质相互作用问题的学科。•光学的研究对象、地位和特点：光是一种重要的自然现象 光学是物理学的一个重要分支光学学科是一门应用性极强的基础学科 PPT课件 2 光的本质 •（1）古代元气说（公元前400多年的《墨经》）光，即火。火属五行之一，五行生于元气，故...
The Nobel Prize in Physics 1930 “for his work on the scattering of light and for the discovery of the effect named after him” Sir Chandrasekhara Venkata Raman (1888 – 1970) Calcutta University Calcutta, India 1. 喇曼光谱基本原理 喇曼效应的机制和荧光现象不同,并不吸收激发光,因此不能用实际...
Ramanspectrumofb青花彩中黑色条纹状斑点青花彩中黑色条纹状斑点Fig.6TheRamanspectrumofwirelikeblackspotonthebluecolourofBlueandWhiteporcelain.692,522,488~Co3O4钴是青花料的主要显色元素,但在青花彩中发现氧化钴的结晶尚属首次Fig.6TheRamanspectrumofw釉中白色结晶物的照片釉中白色结晶物的照片Fig.7TheRaman...
“baths”thesampleinlaserradiation).Passtheemittedradiationthroughanarrowbandpassfilter,adjustedtoaparticularwavelength,chosentobeacertainRamanband.FocusthislightontheCCDcamera.BrightregionscorrespondtolocationsofsubstancegivingrisetoRamansignal.Mixtureofcocaineandsugar.Brightspotsarecocaine.2023/12/1758Applications-Art...
; C3v--- A1 +A2 + Eg C2v---3A1+3B1+A2+2B2 D6h--- A1g + E1g + 3E2g ;In vivo Raman system;;;Application of CRS on probing into history;Application of CRS on probing into history;Application of CRS on probing into history; 流体包裹体盐度是流体包裹体的重要参数之一,以往的测试...
1.WhatisnonlinearOptics?Optics (from16thcenturyto1960)a)Thenatureofoptics (thepropertiesofwavesandparticles)(electromagneticfieldtheoryandquantizedtheoryonlight)b)Interactionbetweenlightandmatter (onlylinearinteractionbeforethelaserwasinvented).4 LinearOptics Theoutputisproportionaltotheinputfieldandnointeractionsand...
ULRAMAN奥特曼英文介绍PPT课件 Ultraman TodayIwillintroduce something about Shouwa’sUltraman.Doyouknowwhataretheirnames?HisnameisUItraman.Heisthefirstultramanonthescreen.HisnameisUltraSeven.Heisagreathero.HisnameisUltramanJack.HisnameisUItramanAce.HisnameisUItramanTaro.HisnameisUItramanLeo.HisnameisUItraman...
MonochromatorSlits–EffectonSpectralResolution2022/12/15WavelengthSelectors Monochrom126Detectors/Transducers PhotonDetectorsPhotovoltaicPhototube2022/12/15Detectors/Transducers PhotonD127Detectors/Transducers PhotonDetectors-MultiplierCircuitPhotomultipliertube2022/12/15Detectors/Transducers PhotonD128Detectors/Transducers Phot...
on insulator 350 nm width, 250 nm spacing 50 nm Raman step size (X,Y) 514 nm excitation with 100x (0.90 NA) objective spot size ~700 nm strain and intensity of Si features easily resolved Raman line profiles through area map AFM image intensity position 显微共焦拉曼/傅立叶变换红外联用...