3 papers
physics.optics2026
Infrared Phonon Thermoreflectance in Polar Dielectrics
Saman Zare, William D. Hutchins, Daniel Hirt +2
In this work, we investigate dielectric materials for thermoreflectance-based thermal sensing by extracting key optical parameters using temperature-dependent spectroscopic ellipso…
cond-mat.mtrl-sci2026
Tailoring phonon-driven responses in α-MoO3 through isotopic enrichment
Thiago S. Arnaud, Ryan W. Spangler, Johnathan D. Georgaras +29
The implementation of polaritonic materials into nanoscale devices requires selective tuning of parameters to realize desired spectral or thermal responses. One robust material is…
cond-mat.mtrl-sci2025
Unveiling Phonon Contributions to Thermal Transport and the Failure of the Wiedemann-Franz Law in Ruthenium and Tungsten Thin Films
Md. Rafiqul Islam, Pravin Karna, Niraj Bhatt +12
Thermal transport in nanoscale interconnects is dominated by intricate electron-phonon interactions and microstructural influences. As copper faces limitations at the nanoscale, tu…