Sheet Resistance Ohms Per Square - Web the sheet resistance formula calculates the sheet resistance ( rs) of a material and is defined as follows: M mm μm nm mil. The unit of measurement when measuring the resistance of a thin film of a material using the four point probe. M mm μm nm mil.
M mm μm nm mil. Web the sheet resistance formula calculates the sheet resistance ( rs) of a material and is defined as follows: M mm μm nm mil. The unit of measurement when measuring the resistance of a thin film of a material using the four point probe.