SHRIMP SI

Retired specialized SIMS optimized for stable isotope analysis of light elements such as O, C, and S.

• Status: Discontinued
• Country: Australia
• Isotopic: Yes
• Elemental: Yes
• Type of measurable elements: Light stable isotopes (C, N, S, O, H)
• Measurable isotopes/elements: Light isotopes of O, C, S, and others
• Analyzer type : Magnetic Sector MS
• Ion source type: Cs+ and O2- primary ion beams
• Inlet types: Solid sample mounts
• High Resolution : Yes
• Mass resolution/ Mass resolving power : Up to 13,000
• Multicollector : Yes
• Collectors qty : 3 (low mass, axial, high mass)
• Detection limits : Sub-ppm for light isotopes
• Precision : <0.3% for stable isotope ratios
• Detector type : Electron multipliers with low-noise amplification
• Possible amplifiers : Enhanced amplifiers with improved thermal stability
• Primary beam : Cs+ or O2-
• Voltage : ~10–15 kV
• Spatial resolution : 5–30 µm
• Depth profile : 1–5 µm sputtering depth
• Beam energy : ~10–15 kV
• Camera : Integrated CCD camera
• Geometry type : Forward geometry
• Focusing type : Magnetic and electrostatic focusing
• Magnetic sector radius/ angle : 1000 mm/ 72.5 deg
• Electric sector radius/ angle : 1270 mm/ 85 deg
• Cooling system : Active and passive cooling
• Vacuum system : Differential pumping with enhanced stable isotope configurations