Cameca Ultrachron Electron Microprobe
This instrument was developed through an NSF sponsored collaboration between Cameca and UMass Geosciences in order to explore electron microprobe trace element analysis and applications in geochronology.
Cameca PeakSight automation software (Windows 2000) and
Probe Software, Inc. Probe for EPMA quantitative analysis package (Vista)
Röntec (now Bruker AXS) energy dispersive drift detector with
integrated software control system (Röntec Quantax software)
5 wavelength dispersive spectrometers.
1: Flow proportional (P-10) LPET (primary), TAP
2: Flow proportional (P-10) LPET (primary), LLIF (with variable slit)
3: Flow proportional (P-10) VLPET with VL detector
4: Flow proportional (P-10) VLPET with VL detector
5: Flow proportional (P-10) LLIF, PET
Ion pump at gun and dry system: Turbomolecular pump on column, stage with Edwards XDS 35i Dry Scroll pumps for backing and roughing.
Anticontamination: O2 gas jet, LN2 cold plate
Retractable BSE shield
Optimized CeB 6 source
Geochron firmware for resolution optimization
Ultra-high current regulation
Autofocus with 0.1 micron motion
50 permanently mounted standards
2 standard thin sections, or 4 1" round plugs or sections