仪器简介:Hemispherical Electron Energy Analyser,Surface Science Products技术参数:RESOLVE ANALYSER半径: 120mm反转角度: 180 deg.透镜型号: Multi-element high transmission入口狭缝: 6 sets positioned at entrance to hemispheres, used to vary analysed areaat the sample (also one factor determining energy resolution)5x10mm 2.5x10mm 1x10mm 5mm? 2.5mm? 1mm?( alternative slits / aperture sizes by special request )分析区域: at the sample is approximately the same as the input slit size, the lenshaving nominal magnification of X 1出口狭缝:RESOLVE MCD5 has ‘Standard’ and ‘High’ resolution defining exit slit mechanism whichis independent of the entrance slits)磁场屏蔽: Fully enclosed Mu-metal internal shielding of hemispheres and lens真空框体: Stainless steel安装法兰: DN100CF 6” / 150mm O.D. CF ( DN63CF 114mm OD CF version available )工作距离: 40mm sample to end of lens.样品到法兰: Adaptable to suit analysis chamber.RESOLVE ELECTRONICSRESOLVE控制单元.Computer controlled using SPECTRA data system (supplied).能量范围: 0 to 2000eV ( 0 to 3000eV option ) (note: for electrons detection only )操作模式:CPE mode (Constant Pass Energy) 0.5, 1, 2, 5, 10, 20, 50, 100eVCRR mode:(Constant Retard Ratio) 2, 5, 10, 20, 50, 100检测器电子部件:SCD Model #701 single channel pre-amp / discriminator with TTL level output to PC interface.MCD5: Model #705 five channel pre-amp/discriminator with TTL level outputs to PC interface.MCD 16: Model # 716 pre-amplifier / discriminator / counter in one. PC interface.检测器选择:SCD: Single channel detector - channeltronMCD5: Five channeltron electron multiplier array, low resistance high dynamic rangemultipliers.MCD16: Demountable 16 channel MCD using micro channel plate MCP pair and gold stripcollector.典型XPS功能数据 SCD: 500 Kc/s on Ag 3d5/2 at 1.0eV FWHM with Mg K alpha at 300W.MCD5/16: 2,500 Kc/s on Ag 3d5/2 at 1.0eV FWHM with Mg K alpha at 300W.数据系统SPECTRA software v8 with SPCI721F PCI interface card.PC / Windows basedCOLLECT data acquisition package and PRESENTS data processing packageASCII code data storage formatMouse / menu driven.Stored / recalled Multi-region setup with software control of all analyser parameters e.g.Energy scan , Analyser Pass Energy, CPE/CRR mode, step size, repetitive scans, dwell time etc.Curve fitting, background removal, smoothing, de-spike, deconvolution, FWHM measurement.Screen shot of SPECTRA with multi-region window and FWHM window open.主要特点:¨ 大型高透射半球形电子能量分析器--120mm半径.¨ 全程180度反转角度.¨ 边缘界线区域校正--使用Jost电极.¨ Fully magnetically screened m-metal lined vacuum housing.¨ 电脑控制电源.¨ 多个光学置入透镜.¨ 6个可选入口狭缝,决定了分析区域.¨ 单通道或多通道检测器可选¨ 多通道检测器可具有标配的高分辨出口狭缝¨ SPECTRA V8软件用于数据采集和处理.小型电子能量分析器,专业用于俄歇电子能谱和光电子能谱: Electron Energy AnalyzerPerformance FeaturesMounting on 2.75" (70 mm) flangeRetractable with linear motion feedthroughGeneral electron energy analysis including Auger and Photoelectron spectroscopyDouble-pass optics with energy resolution better than 1.5%Ideal for experiments not accessible by conventional bulky analyzersCombine with the RVL2000 LEED optics for a low-cost, high-performance LEED/Auger system
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