同步辐射红外光源及其应用

同步辐射红外光源及其应红外红外波IRunits:wavenumbers(cm-10micronwavelengthIRunits:wavenumbers(cm-10micronwavelength=1000cm-1eV~8100cm-1THz~33cm-300Kelvin~210cm-Near-IR:4000–14000cm-Mid-IR:500–4000cm-Far-IR:5–500cm-IRcovers~1meVto1红外波红外光谱－历红外光谱－历FirstobservationofIRSR(Stevenson,FirstIRSRspectrumFirstbeamlineatUVSORBeamlinewithusersatBrookhavenFirstint.workshoponIRSR,Observationofedgeradiation,Firstbeamlineexploitingedgeradiation,Emissionfromcoherentbunchmodes,BerlinWorldwideSynchrotronFacilitiesfor“Throughputlimited”测量“Throughputlimited”测量衍射限制的更高的空间分更 时高受限制的入掠入衰减全反射椭偏光高谱学分辨同步辐射红外的特点远红外和THzSRIRConstantfieldofBending

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同步辐射和常规光源不同狭缝下中红外显微的

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同步辐射红外谱学的应用和发展方衍射极限生命科学和疾病早期诊断：单细胞的显微成像，组织的显微成地质学：流体包裹体显微成条件下远红外和THz复杂体系的低能电动力学：高温超导体，磁性，介电材料生物分子的结构：集体运动模生命科生命科核糖生命科生命科疯痒生命科

生命科学应用－单细胞红外成次，而单个生物细胞的直5－30um，因此利用常规光源来研究非常。年才这种优势并开展这方面的研究，但是发展非常快。利用高分辨的同步辐射生命科学应用－单细胞LURE和NSLS首是首次利用同步辐射红外显微开展的单活细胞 生命科学应用－头发红外显微成生命科学应用－头发红外显微成生命科学应用－皮肤红外显微成真真表凝聚态固体的光学性凝聚态科学应用－红外波段丰富的物理现复杂体系的光学性Lookingfornew1986:High-Tc1990:C602000:2003:2004:B-doped2008:Fe-UnderstandingnewmaterialsInfraredspectroscopy ysarole...P.W.Anderson(1991):“Twosmokingguns”forHigh-TcSuperconductivity:“Angle-resolvedphotoemission…andabsorptionofc-axispolarizedinfrared”“Thepointisthatinterestingfeaturesinthec-axisresponseareinVERYfarinfrared<50cm-1.Wepushedconventionalsourcestothelimittogetthisdata.Synchrotronsmayhelptoadvancetoevenlowerenergies.”-Prof.DimitriBasov,T>Tc(~80K),正常态，C二维电子气－石墨烯独特的物理和电学高的电导弹道电子量子霍耳微电子领域极有潜力单原子厚度的晶体石墨烯graphene中的Dirac电动石烯中载流子具有线型能－动量色，其行为类似相对论Dirc粒常量隧等的新物。最近， 加州大学利用的同步辐射红外显微光谱对于石墨烯晶体管的电荷动力学进了研究，结果显示了电子和蜂格电子间的多体相互作获些墨烯理论预测的 的结果。高介电系数材料的光学响微电子产业要求：体积更小、速度更快、对于随机器件，材料的静态介电系数直接决定了器件的高压研InvestigationsoftheMetal-InsulatortransitionsinLa(1-x)CaxMnO3P.PostorinoetPhys.Rev.Lett.96,3,035503THzGapTHz科学机电磁波谱中具有最丰富的科学现象，但却没有充分利THz“Much hertzbeamsarerequiredforandtechnologicalapplications...Largeaverageandpeakpowerscouldbeusedtomanipulateandaltermaterials,chemicalreactionsandbiologicalprocesses.”-MarkSherwin,NatureNews&Views520,131THz为什么CondensedMatterEnergySymmetryoftheorderLow-dimensionalDimensionalityNon-FermiliquidnormalstatesStronglycorrelatedKondoproblem

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相干THz同步辐射——强劲的THz光相干THz同步辐同步辐

4500k黑体辐相干THz同步辐射已经成为各同步辐射光源研究的重点和BESSYII,NSLS,UVSOR,ANKA，DAFNEALS-CIRCE 相干THz同步辐射应用－超导Optimallydoped0012345FirstscientificexperimentusingcoherentsynchrotronradiationasaspectroscopicAbsolutemeasurementsofreflectivitywithhighphotometricaccuracyonsmallsamplesatlowDirectmeasurementofJPRinoptimallydopedBridgebetweenmicrowavemagneto-absorptionandconventionalfar-IR相干THz同步辐相干THz同步辐1VIS-111VISandTHznear-fieldimageofalaurelspectralweight@0.5mm相干THz同步辐

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