A Scanning Transmission Electron Microscope (STEM) is a high-resolution imaging instrument that combines features of both SEM and TEM to provide detailed structural and compositional analysis at the atomic scale. STEM microscopes are widely used in materials science, nanotechnology, and life sciences for their ability to perform high-resolution imaging, elemental mapping, and crystallographic analysis. When selecting a STEM system, consider resolution, detector configuration, analytical capabilities (e.g., EDS, EELS), and sample compatibility. Investing in a high-performance STEM microscope enables advanced nanoscale characterization, supports cutting-edge research, and accelerates innovation across scientific fields.
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JEOL USA, Inc.
- TEM Resolution: 0.10 nm (200 kV).
STEM Resolution: 0.10 nm (200 kV, with STEM Cs corrector).
STEM-HAADF Resolution: 73 pm on GaN (single frame) or 63 pm (frame accumulation). - Dual EDS detector with SDD technology.
- 60kV to 200kV (80 kV, 200 kV; standard, Other voltages: option)
JEOL USA, Inc.
- TEM Resolution: 50 pm (lattice resolution) at 300 kV with Cs correction.
STEM Resolution: 53 pm at 300 kV, 96 pm at 80 kV with STEM corrector. - Optimum Bright Field STEM
- 300kV, 80kV
JEOL USA, Inc.
- TEM resolution (at 200 kV): Point resolution - 0.19 nm to 0.23 nm Lattice resolution - 0.1 nm Information limit - ≤0.11 nm to ≤0.12 nm
STEM resolution (at 200 kV): HAADF-STEM image 0.14 nm to 0.16 nm - large-area Silicon Drift Detector
- 20 kV~200 kV (200 kV, 80 kV are selectable as a default. Other accelerating voltages are options.)
JEOL USA, Inc.
- STEM HAADF: 70 pm (200 kV), 100 pm (80 kV), 160 pm (30 kV).
TEM Information Limit: 100 pm (200 kV), 110 pm (80 kV), 250 pm (30 kV).
TEM Point-to-Point Resolution: 0.1 nm at 200 kV. - Energy-Dispersive X-ray Detector (EDS): JED-2300, with a solid angle of 1.76 sr, and a resolution of 133 eV.
EELS Detector: Gatan GIF Quantum. - 30 to 200 kV
JEOL USA, Inc.
- 0.19 nm (TEM mode) and a scanning TEM resolution of 71 pm
- New ABF (Annular Bright Field) detector
- 30 to 200 kV (80, 200 kV : standard, 30, 60, 120 kV : optional)
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