Autoconcept

High-resolution glow discharge mass spectrometer (GD-MS) designed for ultra-trace impurity analysis in metals, alloys, semiconductors, and insulators. Incorporates a laminated magnet for fast spectral scanning and minimal matrix effects, ensuring quantitative data from major to sub-ppb levels.

• Status: Active
• Country: UK
• Isotopic: Yes
• Elemental: Yes
• Type of measurable elements: Metals and non-metals
• Measurable isotopes/elements: Isotopes of metals, semiconductors, and trace impurities
• Analyzer type : Magnetic Sector MS
• Ion source type: Glow discharge
• Inlet types: Solid sample analysis with pin and flat sample holders
• High Resolution : Yes
• Mass resolution/ Mass resolving power : Adjustable: R=4,000 to R>25,000 (10% valley definition)
• Sensitivity : 5×10−10 A for 63Cu
• Dynamic range : 11 orders of magnitude
• Detection limits : Sub-ppb detection limits
• Precision : ±2% for isotopic ratio measurements at concentrations as low as 200 ppm
• Signal stability, relative standard deviation : <3% for 63Cu over 10 minutes
• Detector type : Faraday cup and secondary electron multiplier (SEM)
• Geometry type : Double-focusing geometry with electrostatic and magnetic sectors
• Focusing type : Ion beam focusing with laminated magnet
• Magnetic sector radius/ angle : 90 deg
• Electric sector radius/ angle : 90 deg
• Vacuum system : High-vacuum system: <1×10−7 mbar in source and analyzer
• Gas supply: Argon
• Dimensions and Weight: Dimensions: 1.9 m (L) × 0.95 m (W)