Scientific Achievement
First-principles calculations unravel the key characteristics of atomic interactions between a prototypical 2D semiconductor, and metallic substrates that affects their boundary thermal conductance.
Significance and Impact
This study provides insights for the future design of 2D semiconductor-based electronics and a way of enhancing heat dissipation at the interfaces of nanoelectronic devices, one of the grand challenges in the 2D electronics.
Research Details
– First-principles theory and an atomistic Green’s function method provided explicit details on the atomistic interactions between MoS2 and metals and the impact on interfacial thermal transport properties.
– Theory explains the mechanism of phonon transport at the 2D/metal interfaces.
Z. Yan, L. Chen, M. Yoon, and S. Kumar, Applied Materials & Interfaces, (2016). DOI:10.1021/acsami.6b10608
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