Secondary ion mass spectrometer Cameca ims5f
Charged atomic and molecular species are ejected from the uppermost layers of a surface under ion bombardment. These secondary ions can be mass separated (via sector fields) and detected
Device Specifications
Primary ions | Oxygen, argon or cesium |
Primary energy | 1-17 keV (also depending on ion source and polarities) |
Lateral resolution | down to ~1 µm |
Detection limit | down to ppb (depending on element and measurement conditions) |
Sample size | 1 in. (2.5 cm) diameter, 1 cm height |
Measurement area | up to 500x500 µm² |
Detectable elements | all (starting from H) |
Mass resolution | up to 25000 |