where n′ and n″ are real and imaginary parts of the refractive index, respectively. In order to calculate wavelength dependence of TiO2 NP average extinction cross-section 𝜎 𝑒𝑥𝑡(𝜆)=∑𝑖=𝑀𝑖=1𝑛𝑖𝜎𝑒𝑥𝑡(𝑑𝑖,𝜆)σ¯ext(λ)=∑i=1i=Mniσextdi,λ ...
For TiN thin and ultrathin films, ε2 reaches a minimum value of approximately Materials 2020, 13, 1058 6 of 11 the real and imaginary parts of the dielectric function (ε1 and ε2) over the range 400–1200 nm. First, Materiawls 2e0o2b0,s1e3r,v1e0d58that the ε2 values for the...
The imaginary part of the pyroelectric coefficients are pyroelectric losses. At a room temperature of 25 ◦C, the value of the pyroelectric coefficient was −463.3 µC/m2K, and the absolute value of the pyroelectric coefficient (463.3 µC/m2K) was higher than that of the graded PZT ...