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 …

Mobility exceeding 100 000  s in modulation-doped shallow InAs quantum wells coupled to epitaxial aluminum

T Zhang, T Lindemann, GC Gardner, S Gronin… - Physical Review …, 2023 - APS
The two-dimensional electron gas residing in shallow InAs quantum wells coupled to
epitaxial aluminum is a widely utilized platform for exploration of topological …

High-precision measurements of terahertz polarization states with a fiber coupled time-domain THz spectrometer

Z Tagay, R Romero III, NP Armitage - Optics Express, 2024 - opg.optica.org
We present a new method for high precision measurements of polarization rotation in the
frequency range from 0.2 to 2.2 THz using a fiber coupled time-domain THz spectrometer. A …

Evolution of the cyclotron mass with doping in

A Legros, KW Post, P Chauhan, DG Rickel, X He, X Xu… - Physical Review B, 2022 - APS
The recent observation of cyclotron resonance in optimally doped La 2− x Sr x CuO 4 using
time-domain THz spectroscopy in high magnetic field has given new possibilities for the …

Anomalous Hall effect in 5d/5d SrTaO3/SrIrO3 superlattices driven by ferromagnetism and spin–orbit coupling

X Zhang, Z Pang, YC Li, M Yan, YY Lv, Y Deng… - Applied Physics …, 2024 - pubs.aip.org
The observation of the anomalous Hall effect (AHE) in 5d perovskite oxides has been
challenging due to their lack or weak ferromagnetic order, which is necessary for breaking …

Superradiant emission in a high-mobility two-dimensional electron gas

B Barman, AG Linn, AL O'Beirne… - Journal of Physics …, 2023 - iopscience.iop.org
Superradiant emission in a high-mobility two-dimensional electron gas - IOPscience Skip to
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LOW ENERGY SPECTROSCOPY OF TOPOLOGICAL SUPERCONDUCTOR CANDIDATE MATERIALS

P Chauhan - 2022 - jscholarship.library.jhu.edu
A Topological superconductor is a superconductor that is not adiabatically connected via a
smooth crossover to the Bose-Einstein condensate limit. Some of these superconductors …

Proximity-induced gapless superconductivity in two-dimensional Rashba semiconductor in magnetic field

SS Babkin, AP Higginbotham, M Serbyn - SciPost Physics, 2024 - scipost.org
Two-dimensional semiconductor-superconductor heterostructures form the foundation of
numerous nanoscale physical systems. However, measuring the properties of such …