Enhanced low-temperature thermal transport
Introducing asymmetry in the ballistic transport regime sharply increases the ballistic transport ratio, strongly enhancing thermal conductivity beyond what conventional disordered porosity achieves.
Yang, Yu · Ma, Dengke · Zhang, Lifa
Chinese Physics Letters 2023
Porous metamaterials with asymmetry and Gaussian disorder show strongly enhanced thermal conductivity
Enhancement originates from significant increase in ballistic transport ratio