Thermal Conductivity Calculator Calculate the effective thermal conductivity and resistance of multi-layer thin films (up to 4 materials). Material 1 Material Name: Thermal Conductivity (W/(m·K)): Thickness (nm): Material 2 Remove Material Name: Thermal Conductivity (W/(m·K)): Thickness (nm): Material 3 Remove Material Name: Thermal Conductivity (W/(m·K)): Thickness (nm): Material 4 Remove Material Name: Thermal Conductivity (W/(m·K)): Thickness (nm): Add Material Calculate Results Total Thickness (nm): Total Thermal Resistance (m²·K/W): Effective Thermal Conductivity (W/(m·K)):