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INSTRUMENTATION

ARL SEMQ ELECTRON MICROPROBE         

                       column                                                  Console and Cannon

FEATURES OF ARL SEMQ ELECTRON MICROPROBE

 * 52.5 degree x-ray take off angle.                                        

 * Large sample chamber accommodates samples up to 6"x 6" x 6".                                                     

 * Digital SEM Image Acquisition from Digisem.                                                  

 * Six wavelength dispersive x-ray spectrometers.

 * One energy dispersive x-ray spectrometer with PGT MCA 4000.

 * Ocean Optics 200 to 1100 nm Cathodoluminescence spectrometer.  3 micron analysis area.

 * Beam Co-Axial visible light optics.

 * Robinson Full Television Rate Backscattered Electron Detector.

 * Cal-Berkeley "Probe" analysis software and hardware for quantitative analysis.

 * Video monitors for live light microscope and SEM video, x-ray mapping, x-ray spectroscopy, cathodoluminscense

     imaging and  spectroscopy. 

       Backscattered electron image of polished                 Backscattered electron image of natural                Backscattered  electron image of  tin / bismuth

                       section of ore specimen.                                   surface of a tsumebite specimen.                     alloy.  Atomic number contrast and topography

                                                                                                                                                                                                    are plainly visible.

                 X-Ray Map of polished section at right                               Backscattered electron image of x-ray map area at left

              copper = blue, sulfur = red, carbon = green 

                 Cathodoluminescense spectrum of rare earth silicate glass                                                              X-Ray spectrum of chalcopyrite

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GE XRD - 6  X-RAY DIFFRACTOMETER

 * Digital and analog output                                                             Digital Excel File Diffraction Pattern.  The file can be adjusted

 *  Diffraction patterns open in Excel                                                                  to customize scale, units and labels.

 *  Proportional counter detector

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