Panorama

Ultra-high-resolution isotope ratio mass spectrometer. Capable of resolving complex isobaric interferences in methane, nitrogen, and oxygen isotopes.

• Status: Active
• Country: UK
• Isotopic: Yes
• Type of measurable elements: Light stable isotopes (C, N, S, O, H)
• Measurable isotopes/elements: ¹³C/¹²C, ¹⁵N/¹⁴N, ¹⁸O/¹⁶O, ³⁴S/³²S, ²H/¹H, and more
• Analyzer type : Magnetic Sector MS
• Ion source type: Electron impact
• Inlet types: Dual inlet system with 4 bellows (2 standard, 2 for extended analysis); continuous flow inlet
• Mass range : 1–280 Dalton
• High Resolution : Yes
• Mass resolution/ Mass resolving power : Resolving power >40,000 (5–95% edge definition)
• Multicollector : Yes
• Collectors qty : 9 adjustable Faraday collectors and 1 ion counter (SEM)
• Sensitivity : High sensitivity due to 16 kV ion source and differential pumping
• Abundance sensitivity : Excellent for resolving minor isotopologues like }13CH3​D and 12CH2​D2​
• Detection limits : Sub-ppm detection limits
• Precision : CH4 application : internal precision: Δ13CH3D ≤ 0.3 ‰ , Δ12CH2D2 ≤ 1.0 ‰
• Detector type : Combination of Faraday and ion counting detectors
• Possible amplifiers : Fully adjustable collector slits with "hot wire" technology for isotopologue studies
• Acceleration voltage : 16 kV
• Geometry type : ESA-Quadrupole-Magnet double-focusing geometry
• Focusing type : True stigmatic double focusing
• Magnetic sector radius/ angle : 800 mm radius, 85° deflection
• Electric sector radius/ angle : 1017.6 mm radius, 72.5° deflection
• Cooling system : Integrated air-cooled system
• Vacuum system : Differential pumping system with 2 turbo pumps (300 L/s each) for the source and 6 ion pumps for the analyzer
• Gas supply: Helium, nitrogen, or other gases depending on analytical requirements