
Field-emission Scanning Electron Microscope
JEOL JSM 7401F Unit 2 (2025)
JSM 7401F Unit 2 - Saab ETIC building (Room 154 A). Training Requirements: 6 hours and must have demonstrated proficiency in using the JEOL 6390 SEM. Cold-cathode tip field emission gun; 1.0 nm resolution at 15 kV accelerating voltage; 0.1 – 30 kV accelerating voltage range; 25x – 1,000,000x magnification range. Multiple advanced detectors including semi-in-lens secondary electron detector with r-filter, semi-in-lens solid state backscattered electron detector, and pneumatically retractable solid state back-scattered electron detector. Large specimen exchange port accommodating 4 inch diameter and 40 mm height samples, eucentric goniometer stage with fully PC-automated X-, Y-, Z-, tilt and R- axes. Energy Dispersive Spectroscopy (EDS), using Oxford Ultim Max Detector with 170 mm2 SSD detector for detection of all elements down to Li, and AZtec software for image acquisition, x-ray signal mapping and qualitative and quantitative analysis.
Capabilities
- ✓Field emission SEM
- ✓1.0 nm resolution
- ✓Fully automated stage
- ✓Advanced EDS system
- ✓Oxford Ultim Max detector
- ✓170 mm2 SSD detector
- ✓AZtec software
- ✓Li to U elemental detection
Specifications
| manufacturer | JEOL |
| model | JSM 7401F Unit 2 |
| resolution | 1.0 nm at 15 kV |
| magnification | 25x – 1,000,000x |
| voltage range | 0.1 – 30 kV |
| sample size | 4 inch diameter, 40 mm height |
| eds detector | Oxford Ultim Max, 170 mm2 SSD |
| stage | Fully PC-automated X,Y,Z,tilt,R axes |
| software | AZtec |
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