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Electron Microscopy Sciences

Technical Data Sheets

Choosing a TEM Window Grid

EMS Catalog #76042 Series TEM Window Grids

  Amorphous Silicon Porous Nanocrystalline Silicon Silicon Dioxide Silicon Nitride Standard Carbon Ultrathin Carbon
Actual Thickness(nm) 5, 9, 15 15 20 & 40 5, 10, 20, 50 20-50 ~10
Image Quality Excellent Good Ok Good Ok Good
Plasma Cleanable Yes Yes Yes Yes No No
Elemental Analysis Background Si Only Si Only Si, O Si, N C, H C, H
Thermal Stability ~600C >1000C >1000C >1000C ~400C ~400C
Chemical Stability Avoid Strong Bases Avoid Strong Bases Good Excellent Good Good
Tolerates High Beam Currents Excellent Excellent Ok Ok Excellent Excellent
Potential Contamination Source None None None None Carbon Carbon
Open Nanoscale Pores No Yes No No No No
Background Featureless Nanocrystalline Featureless Featureless Featureless Featureless

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Silicon Nitride TEM Window Grids, Pure Silicon TEM Window Grids, Silicon Dioxide TEM Window Grids