InAs-Al hybrid devices passing the topological gap protocol

M Aghaee, A Akkala, Z Alam, R Ali, A Alcaraz Ramirez… - Physical Review B, 2023 - APS
We present measurements and simulations of semiconductor-superconductor
heterostructure devices that are consistent with the observation of topological …

High-energy photoemission final states beyond the free-electron approximation

VN Strocov, LL Lev, F Alarab, P Constantinou… - Nature …, 2023 - nature.com
Abstract Three-dimensional (3D) electronic band structure is fundamental for understanding
a vast diversity of physical phenomena in solid-state systems, including topological phases …

InSbAs two-dimensional electron gases as a platform for topological superconductivity

CM Moehle, CT Ke, Q Wang, C Thomas, D Xiao… - Nano Letters, 2021 - ACS Publications
Topological superconductivity can be engineered in semiconductors with strong spin–orbit
interaction coupled to a superconductor. Experimental advances in this field have often …

Experimental Band Structure of Pb(Zr,Ti)O3: Mechanism of Ferroelectric Stabilization

DG Popescu, MA Husanu, PC Constantinou… - Advanced …, 2023 - Wiley Online Library
Abstract Pb (Zr, Ti) O3 (PZT) is the most common ferroelectric (FE) material widely used in
solid‐state technology. Despite intense studies of PZT over decades, its intrinsic band …

Theory of Caroli–de Gennes–Matricon analogs in full-shell hybrid nanowires

P San-Jose, C Payá, CM Marcus, S Vaitiekėnas… - Physical Review B, 2023 - APS
Full-shell nanowires are hybrid nanostructures consisting of a semiconducting core
encapsulated in an epitaxial superconducting shell. When subject to an external magnetic …

First-Principles Assessment of CdTe as a Tunnel Barrier at the α-Sn/InSb Interface

MJA Jardine, D Dardzinski, M Yu… - … Applied Materials & …, 2023 - ACS Publications
Majorana zero modes, with prospective applications in topological quantum computing, are
expected to arise in superconductor/semiconductor interfaces, such as β-Sn and InSb …

Electronic Structure of InAs and InSb Surfaces: Density Functional Theory and Angle‐Resolved Photoemission Spectroscopy

S Yang, NBM Schröter, VN Strocov… - Advanced Quantum …, 2022 - Wiley Online Library
The electronic structure of surfaces plays a key role in the properties of quantum devices.
However, surfaces are also the most challenging to simulate and engineer. Here, the …

[HTML][HTML] Dual functional covalent triazine framework-TiO2 S-scheme heterojunction for efficient sequestration of ciprofloxacin: Mechanism and degradation products

O Oyegbeda, SO Akpotu, B Moodley - Environmental Research, 2024 - Elsevier
The development of adsorbent and/or photocatalysts based on covalent triazine frameworks
(CTF) is fascinating research due to their structural properties, functional groups, and active …

Anionic disorder and its impact on the surface electronic structure of oxynitride photoactive semiconductors

A Hartl, J Minár, P Constantinou, V Roddatis… - Chemistry of …, 2024 - ACS Publications
The conversion of solar energy into chemical energy, stored in the form of hydrogen, bears
enormous potential as a sustainable fuel for powering emerging technologies. Photoactive …

Momentum-resolved electronic structure and band offsets in an epitaxial NbN/GaN superconductor/semiconductor heterojunction

T Yu, J Wright, G Khalsa, B Pamuk, CS Chang… - Science …, 2021 - science.org
The electronic structure of heterointerfaces is a pivotal factor for their device functionality. We
use soft x-ray angle-resolved photoelectron spectroscopy to directly measure the momentum …