3 papers
cond-mat.mes-hall2026
Direct Nanoscale Pyroelectric Characterization of a CuInPS van der Waals Nanogenerator
Valentin Fonck, Roop K. Mech, Mohammadali Razeghi +8
Pyroelectric energy conversion offers a route for harvesting time-dependent thermalfluctuations that are abundant in natural and technological environments. Twodimensional ferroele…
cond-mat.other2025
Characterization of heat transfer in 3D CMOS structures using Sideband Scanning Thermal Wave Microscopy
Valentin Fonck, Mohammadali Razeghi, Jean Spièce +5
Efficient thermal management is critical for cryogenic CMOS circuits, where local heating can compromise device performance and qubit coherence. Understanding heat flow at the nano…
cond-mat.mes-hall2024
Record-high Anomalous Ettingshausen effect in a micron-sized magnetic Weyl semimetal on-chip cooler
Mohammadali Razeghi, Jean Spiece, Valentin Fonck +8
Solid-state cooling devices offer compact, quiet, reliable and environmentally friendly solutions that currently rely primarily on the thermoelectric (TE) effect. Despite more than…