Noblesse HR

High-resolution noble gas mass spectrometer optimized for isotopic and elemental analysis. Features a patented Zoom Optics system for flexibility and precision, enhanced resolving power for isobaric interference removal, and advanced multicollector capabilities for simultaneous isotopic measurements.

• Status: Active
• Country: United Kingdom of Great Britain and Northern Ireland
• Isotopic: Yes
• Analyte Type / Target Of Analysis: Noble gases
• Measurable Isotopes/Elements: Isotopes of 3He, 4He, 20Ne, 40Ar, 129Xe, and others
• Analyzer Type
  : Magnetic Sector MS
• Ion Source Type: Electron impact
• Signal Stability / Relative Standard Deviation
  : <50 ppm drift over 30 minutes
• Inlet Types: Fully metal-sealed sample preparation system with automated valves and cryogenic traps
• High Resolution
  : Yes
• Mass Resolution/ Mass Resolving Power
  : RP >3500
• Multicollector
  : Yes
• Collectors Qty
  : Configurable; up to 5
• Sensitivity
  : Argon: 0.65 A/bar; enhanced sensitivity with optimized settings
• Abundance Sensitivity
  : <1 ppm< for 40Ar/36Ar
• Dynamic Range
  : 9 orders of magnitude
• Detection Limits
  : Sub-ppb levels for trace isotopes
• Detector Type
  : Faraday detectors and discrete dynode electron multipliers
• Possible Amplifiers
  : 10¹⁰, 10¹¹, and 10¹² Ω resistors; user-configurable
• Background
  : 800 counts/s for 40Ar and 5 counts/s for 36Ar 5 minute static measurement
• Geometry Type
  : Extended geometry with 75° magnetic sector
• Focusing Type
  : Variable dispersion single focusing with patented Zoom Optics
• Magnetic Sector Radius/ Angle
  : 24 cm radius; 75° deflection
• Cooling System
  : Water cooling for pumps; liquid nitrogen for sample preparation system
• Vacuum System
  : Turbo molecular and ion-getter pumps with bake-out capabilities
• Gas Supply: High-purity noble gases