Silicon Apertures


50 through 200 micrometer silicon substrate
Non-stoichiometric ultra-low to low-stress silicon nitride on back side, bare silicon on front side
Thickness of silicon nitride: 50nm
Aperture sizes ranging from 0.1×0.1mm to 1.0×1.0mm
Available in a variety of formats: 3.0mm diameter, octagonal and hexagonal to fit standard TEM holders
Micro-rough edge to improve handling and grip