3 papers
cond-mat.mes-hall2026
Length--Velocity Gauge Equivalence of Quantum Geometric Nonlinear Conductivity
Shakeel Ahmad, Fei Xue
Nonlinear transport has emerged as a sensitive probe of quantum geometry beyond the Berry-curvature physics of linear response. However, the intrinsic second-order dc response rema…
cond-mat.mtrl-sci2026
Thermodynamic Driving Force Activated Phonon Scattering in InN
Zaheer Ahmad, Osama A. Rana, Shakeel Ahmad +3
Defect related disorder during InN growth is a major challenge for making high performance electronic and optoelectronic devices. This is partly because film quality is often descr…
cond-mat.mes-hall2025
Spin-orbit torque switching of Néel order in band-inverted antiferromagnetic bilayer MnBiTe
Rajibul Islam, Shakeel Ahmad, Fei Xue
Magnetic topological insulators host exotic phenomena such as the quantum anomalous Hall effect and quantized magnetoelectric responses, but dynamic electrical control of their top…