high resolution spectrometer (hrs) and高分辨率光谱仪（hrs）和

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1、FirstresultsoftheHighResolutionSpectroscopymeasurementsattheFTUTokamak.Presentedby:SergeyTugarinov,TRINITI,RF.2005HighResolutionSpectrometer(HRS)scheme.1.Entranceslit2.Sphericalmirror3.Flatmirror4.Correctionelement5.Echellegrating300gr/mm6.Flatmirror7.Image

2、intensifier8.2-DCCDcamera9.IBMPCHighResolutionHighLightThroughputSpectrometer(HRS).1.Fiber-opticfromFTU2.Lens3.Spectrometerentranceslit4.Detector1.Entranceslit.2.Sphericalmirror.3.Flatmirrorwithhole.4.Correctionelement.5.Echellegrating300gr/mm.6.Imageintens

3、ifier.P.S.Echellelength=300mm.Experimentalschemeofmeasurements.1.Fiberopticsconduit.2.Lens.3.Observationviewchords.4.Plasmacolumnboundary.5.DNB.5Spectrometertechnicalproperties.TechnicalparametersWavelengthrange(nm)360-750Focallength(mm)480F-number3Lineardi

4、spersion(A0/mm)2.5–3.5Spatialchannelsnumber8Spectralresolution(A0)~0.2Temporalresolution(ms)from7uptofewsecondsH/DratiomeasurementsinhydrogenplasmaafterFTUboronization.Spectrallineprofiles,shot27992,100ms,withnofilterSpectrallineprofiles,shot27992,140ms,wit

5、hnofilterSpectrallineprofiles,shot28021,940ms,withpolarizationfilterSpectrallineprofiles,shot28021,960ms,withpolarizationfilterPashen–BackeffectforH-alphalinemagneticsplitting.8spatialchannelslineprofiles,shot28212,1200ms,Btor~6T,nofilterShot28212,1200ms,ou

6、teredgechannels,Btor~6T,nofilterShot28212,1200ms,corechannels,Btor~6T,nofilterShot28211,720ms,innercorechannel,Btor~7.9T,nofilterH/D-alphalineprofilesevolutioninhydrogenplasmaafterFTUboronization.TypicalH/D-alphalinesprofile.H/D-alphalinesprofilemultiGaussi

7、anfit.narrowprofilescorrespondtoTi~3eV;wideprofilescorrespondtoTi~25eVintensityratiofornarrowandwideprofilesisequalDeuteriumpresentsinhydrogenplasmaafterboronization,measuredfromH/D-alphalinesintensityratio.Shot28021,H-alphalinetimehistory.Shot28021,8spatia

8、lchannelslineprofiles,960ms(withpolarizationfilter).Shot28021,8spatialchannelslineprofiles,1010ms.Shot28021and28025,twoedgespatialchannelslineprofiles.Shot28021,H/D-alphalineprofilemultiGaussfitting.D~