3 papers
physics.comp-ph2026
From Wave Scattering to Bloch Bands: A Time-Domain Approach to Band Formation in Periodic Media
Nishant Kashyap, Amit Tanwar, Vivek T. Ramamoorthy +1
Band formation in periodic media is a central topic in undergraduate solid-state physics, typically introduced through Bloch's theorem as an eigenvalue problem in reciprocal space…
physics.comp-ph2026
From Fermat's Principle to Physics-Informed Neural Networks: A Unified Computational Approach to Variational Physics
Aman Razdan, Aditya Shankar Mazumdar, Amit Tanwar +1
Variational principles are a unifying mathematical framework across many areas of physics, yet their instruction at the undergraduate level remains primarily analytical. This work…
physics.chem-ph2024
Rovibrational Spectroscopy of Diatomic Molecules in a Modified Morse Potential using Nikiforov-Uvarov Functional Analysis
Raghav Sharma, Pragati Ashdhir, Amit Tanwar
The radial time-independent Schrödinger equation is solved for the diatomic molecules: H2, LiH, HCl, CO, VH, CrH, CuLi, TiC, NiC, and ScN using the recently developed Nikiforov-Uv…