Quattro ESEM

Ultra versatile high-resolution SEM with unique environmental capability (ESEM). Combines high-vacuum, low-vacuum, and ESEM modes. Suitable for studying samples in their natural state.

• Status: Active
• Country: USA
• Electron gun type : Schottky FEG
• Standard detectors : ETD, LVD, GSED, IR, Nav-Cam, DBS, ICD, STEM 3+, RGB-CLD
• Optional detectors : RGB-CLD, STEM 3+, WetSTEM, ESEM-GAD, DBS-GAD
• Cryo : Optional
• STEM : Optional
• STEM parameters: BF, 4 DF, 6 HADF
• Additional analytical capabilities (EDS/EDX ; EELS; SAED;NBD; others) : EDS, EBSD, WDS, CL, Raman
• Electron optics : Schottky FEG, 45° lens, differential pumping, heated apertures
• Resolution : 0.8 nm at 30 kV (STEM); 1.0 nm at 30 kV (SE); 3.0 nm at 1 kV (BD)
• Optical column : FEG-SEM with field-free & magnetic lenses
• Electron beam resolution : 1.0 nm at 30 kV (SE); 2.1 nm at 1 kV (BD+ICD); 3.1 nm at 200 V (BD+ICD)
• Beam current : 1 pA – 200 nA
• Accelerating voltage : 200 V – 30 kV
• Image parameters : 25 ns – 25 ms; up to 6144×4096 px
• Magnification : 6× – 2,500,000×
• Chamber : 340 mm wide, 12 ports, 10 mm WD
• Camera details : IR camera; Nav-Cam (optical)
• Stage parameters : XY: 110×110 mm; Z: 65 mm; Tilt: -15°/+90°; Max: 500 g (2 kg at 0°)
• Holder Types : 18 stub multipurpose holder; STEM/cross-section options
• Sample size: 122 mm diameter
• Cooling system : Optional chiller; CryoCleaner, Cryo stage
• Vacuum system : 250 l/s TMP; ESEM: up to 4000 Pa; high vac <6×10⁻⁴ Pa
• Power Requirements and Consumption : 100–240 V; <3.0 kVA
• Environmental requirements : 20 ± 3°C; RH <80%; magnetic fields <40/100 nT
• Vibration, Magnetic, Noise tolerance : Site survey required; <100 nT synchronous
• Dimensions and Weight: 980 kg column console