3 papers
cond-mat.mtrl-sci2026
Photoemission from Semi-Infinite Crystals: An \emph{Ab Initio} Scattering-State Approach
Tyler Wu, Truman Idso, Siddharth Karkare +1
Photoemission is an escape problem, yet first-principles calculations usually trap the electron in a periodic box. We present a parameter-free \emph{ab initio} framework that remov…
cond-mat.mtrl-sci2026
Vacuum Wannier Functions for First-Principles Scattering and Photoemission
Tyler Wu, Tomás Arias
We establish a first-principles theory of vacuum Wannier functions unifying tight-binding and nearly-free-electron descriptions across solid-vacuum interfaces. Analytic solutions f…
hep-ph2026
Hydrogenated carbon structures as directional sub-GeV dark matter detectors
Tomás Arias, Antonino Bellinvia, Gianluca Cavoto +5
We propose hydrogenated carbon structures as targets with a remarkable sensitivity to dark matter-nucleon interactions, in the mass range between the 1 MeV and 100 MeV. The ejectio…