MiniSIMS alpha

Entry-level quadrupole SIMS for elemental and organic surface analysis.

• Status: Active
• Country: UK
• Isotopic: Yes
• Elemental: Yes
• Type of measurable elements: Most of elements, isotopes, and molecular species
• Measurable isotopes/elements: All elements and light organics
• Analyzer type : Quadrupole MS (single)
• Ion source type: Ga⁺ beam (5 keV)
• Inlet types: Direct solid surface
• Mass range : 3–300 m/z
• Mass resolution/ Mass resolving power : >95 m/z (10% valley)
• Sensitivity : >5×10³ cps/nA (e.g. ⁹⁸Mo⁺, ⁹⁸MoO⁺)
• Detection limits : ppm level
• Precision : <0.4 Da mass accuracy
• Detector type : Single channel, PC-based
• Primary beam : Ga⁺
• Voltage : 5 keV
• Spatial resolution : <10 µm
• Depth profile : Yes
• Beam energy : 5 keV
• Geometry type : Linear
• Focusing type : Electrostatic
• Vacuum system : <1×10⁻⁶ mbar; pump down <5 min (dry N₂)
• Gas supply: Dry N₂
• Power Requirements and Consumption : <1.2 kVA, single phase
• Dimensions and Weight: <0.8 m², ~100 kg