Zeiss Sigma 500 VP Analytical FE-SEM with Oxford Microanalysis Zeiss Sigma 500VP The Sigma is a field-emission SEM that produces exceptional images at high and low accelerating voltages. Together with its analytical capabilities, this instrument is suitable for a wide range of applications in materials and life science.
Technical Specs: - Electron source: Schottky thermal field emitter
- Accelerating voltage range: 0.2 to 30 kV
- Current range: 4 pA to 20 nA
- Variable pressure range: 2-133 Pa
- Detectors: In-lens secondary electron, Everhart-Thornley secondary electron, variable pressure secondary electron, backscattered electron
- Resolution at 1 kV/ 15 kV: 2.8 nm/1.5 nm
- Maximum image size: 3072 x 2304 pixels
- Large sample chamber that can accommodate specimens up to 250 mm diameter and 45 mm tall
Sigma Techniques: - Energy-dispersive X-ray analysis (EDX): 80 mm silicon-drift detector enables rapid determination of elemental compositions and acquisition of compositional maps
- Scanning Transmission Electron Microscopy (STEM): Using a specialised detector, bright- and dark-field STEM images can be acquired from thin samplesn-Immersion FESEM Column
- High resolution field emission-SEM column, with:
- High stability Schottky field emission gun
- Beam current range: 1 pA to 400 nA
- Accelerating voltage range: 200 eV – 30 keV
Safety and Training Requirements: This device requires on-site, in person training prior to use. Click here for manual. | Facility: Characterization Location: SB 60 User Guide New User? See sign up instructions here. Existing User? Link to FOM here. Emergencies dial 4-2121 for Pitt Police Supervisor: Esta Abelev Phone: 412-383-4096 Email: eabelev@pitt.edu Co-Supervisor: Mike McDonald Phone: 412-383-5977 Email: mlm97@pitt.edu General Contact Info: Facility Phone: 412-383-8001 Facility Email: nfcf@nano.pitt.edu Benedum Hall 3700 O'Hara Street Pittsburgh, PA 15261 NFCF Lab, SB 60-63 | |