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: United Kingdom of Great Britain and Northern Ireland
• Isotopic: Yes
• Elemental: Yes
• Analyte Type / Target Of Analysis: Metals and non-metals
• Measurable Isotopes/Elements: Isotopes of metals, semiconductors, and trace impurities
• Analyzer Type
  : Magnetic Sector MS
• Ion Source Type: Glow discharge
• Signal Stability / Relative Standard Deviation
  : <3% for 63Cu over 10 minutes
• 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
• 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
• Physical Specifications: Dimensions: 1.9 m (L) × 0.95 m (W)