Heat Transport in Nanoscale Heterosystems: A Numerical and Analytical Study

Table 1

Literature values for the material constants used in the numerical simulation. 𝑟 is the reflectivity for light of wavelength 800 nm, 𝛼 is the absorption coefficient, 𝐾 is the heat conductivity, 𝜌 and 𝑐 are the mass density and specific heat, respectively [40].

	𝑟 (%)	𝛼(10^6m^−1)	𝜌 (kg/m^3)	𝐾 (W/(K m))	𝑐 (J/(K kg))
Bi	90	58.8	9780	7.9 ^(a)	122
Si	30	0.077	2328	1000.0 ^(b)	722

^(a) at 300 K.
^(b) at 80 K.