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Table 2 Thermal properties of materials at 20 °C

From: Computational analysis of cooling dynamics in photonic-crystal-based thermal switches

  Density ρ [kg m-3] Specific heat c p [J g-1 K-1] Thermal conductivity k [W m-1 K-1]
Air 1.205 1.005 0.0257
Silicon 2329 0.712 149
Silicon dioxide 2200 0.73 1.4