Design and optimization of a SiC thermal emitter/absorber composed of periodic microstructures based on a non-linear method

Wang Wei-Jie^a),^b),^c),^d), Zhao Zhen-Guo^a),^b),^c), Zhao Yi^d), Zhou Hai-Jing^a),^b),^c), Fu Ce-Ji†^d)

(a), (c) Evolution of inverse cost function (1/ f ( x )) as a function of iterations. (b), (d) The corresponding optimized results compared with those of the original structure.