Specifications

  • Category: Inorganic and Isotopic Mass Spectrometry
  • Technique: Thermal Ionization Mass Spectrometry
  • Manufacturer: Nu Instruments
  • Country: UK
  • Available: Active
All specifications

About

Short description

High-performance thermal ionization mass spectrometer (TIMS) with patented Zoom Optics technology for isotope ratio analysis. Features high resolution, dynamic range, and precision detection capabilities, ideal for geochemistry, nuclear applications, and environmental research.

Specifications

High-performance thermal ionization mass spectrometer (TIMS) with patented Zoom Optics technology for isotope ratio analysis. Features high resolution, dynamic range, and precision detection capabilities, ideal for geochemistry, nuclear applications, and environmental research.

  • Status: Active
  • Country: UK
  • Isotopic: Yes
  • Type of measurable elements: Thermoionizing elements (Sr, Nd, Os, Pb, U, and others)
  • Measurable isotopes/elements: 87Sr/86Sr, 143Nd/144Nd, 234U/238U, 235U/238U, and others
  • Analyzer type : Magnetic Sector MS
  • Ion source type: Thermal ionization
  • Inlet types: filament sample turret with optional rapid outgassing system
  • Mass range : 3-300 amu
  • Mass resolution/ Mass resolving power : > 450
  • Multicollector : Yes
  • Collectors qty : 12 Faraday collectors, 2 ion counters (Daly detector or discrete dynode multipliers)
  • Abundance sensitivity : <2 ppm relative to 238U
  • Dynamic range : 0–55 V for Faraday collectors; 0–2 × 10⁶ cps for Daly detectors
  • Detection limits : Sub-ppm levels for isotopic systems
  • Precision : High precision for isotope ratios; <0.01% for uranium and strontium systems
  • Signal stability, relative standard deviation : <0.005% over 30 minutes (peak stability)
  • Detector type : Faraday cups, Daly ion counters, and discrete dynode multipliers
  • Possible amplifiers : High-stability amplifiers with software-switchable resistors
  • Sample turret : 20-position stainless steel sample turret
  • Geometry type : Single-focusing 70° magnetic sector geometry
  • Focusing type : Variable dispersion Zoom Optics for dynamic peak alignment
  • Magnetic sector radius/ angle : 30 cm radius; 70° deflection
  • Vacuum system : 400 L/sec turbo molecular pump, dry scroll pump, and two 75 L/sec ion pumps
  • Gas supply: Optional oxygen bleed for negative ion analysis

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  • Category: Inductively Coupled Plasma Mass Spectrometry
  • Technique: Multicollector ICP-MS
  • Manufacturer: Nu Instruments
  • Country: UK
  • Available: Active
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