Probing charge traps at the 2D semiconductor/dielectric interface

JW John, A Mishra, R Debbarma, I Verzhbitskiy… - Nanoscale, 2023 - pubs.rsc.org
The family of 2-dimensional (2D) semiconductors is a subject of intensive scientific research
due to their potential in next-generation electronics. While offering many unique properties …

Passivation of III–V surfaces with crystalline oxidation

P Laukkanen, MPJ Punkkinen, M Kuzmin… - Applied Physics …, 2021 - pubs.aip.org
Control of interfacial physicochemical properties associated with device materials to
minimize the impact of point defects on device performance has been a dominant theme in …

Atomic Layer Deposition of Hafnium Oxide on InAs: Insight from Time-Resolved in Situ Studies

G D'Acunto, A Troian, E Kokkonen… - ACS Applied …, 2020 - ACS Publications
III–V semiconductors, such as InAs, with an ultrathin high-κ oxide layer have attracted a lot of
interests in recent years as potential next-generation metal–oxide–semiconductor field-effect …

Improved Endurance of Ferroelectric HfxZr1–xO2 Integrated on InAs Using Millisecond Annealing

R Athle, T Blom, A Irish, AEO Persson… - Advanced Materials …, 2022 - Wiley Online Library
Abstract Ferroelectric HfxZr1–xO2 (HZO) is typically achieved by crystallization of an
amorphous thin film via rapid thermal processing (RTP) at time scales of seconds to minutes …

[HTML][HTML] Time evolution of surface species during the ALD of high-k oxide on InAs

G D'Acunto, P Shayesteh, E Kokkonen… - Surfaces and …, 2023 - Elsevier
Understanding the reaction mechanisms involved during the early stage of atomic layer
deposition (ALD) of HfO 2 on InAs is a key requirement for improving interfaces in III-V …

Oxygen relocation during HfO 2 ALD on InAs

G D'Acunto, E Kokkonen, P Shayesteh, V Boix… - Faraday …, 2022 - pubs.rsc.org
Atomic layer deposition (ALD) is one of the backbones for today's electronic device
fabrication. A critical property of ALD is the layer-by-layer growth, which gives rise to the …

[HTML][HTML] Repairing the surface of InAs-based topological heterostructures

SJ Pauka, JDS Witt, CN Allen… - Journal of Applied …, 2020 - pubs.aip.org
Candidate systems for topologically-protected qubits include two-dimensional electron
gases (2DEGs) based on heterostructures exhibiting a strong spin–orbit interaction and …

[HTML][HTML] 2D electron gas formation on InAs wurtzite nanosheet surfaces

S Benter, M Bianchi, D Pan, J Zhao, HQ Xu… - Applied Physics …, 2024 - pubs.aip.org
The two-dimensional electron gas (2DEG) that forms on a semiconductor surface can be
used to explore a variety of phenomena in quantum physics and plays an important role in …

[HTML][HTML] Optimization of In-Situ Growth of Superconducting Al/InAs Hybrid Systems on GaAs for the Development of Quantum Electronic Circuits

M Kirti, M Sütő, E Tóvári, P Makk, T Prok, S Csonka… - Materials, 2025 - mdpi.com
Hybrid systems consisting of highly transparent channels of low-dimensional
semiconductors between superconducting elements allow the formation of quantum …

Oxidation effects on InAs/GaSb (100) films deposited by DC magnetron sputtering during post-annealing

J Lv, D Yan, S Zhang, T Liu, Z Duan, H Liu, Y Wang… - Vacuum, 2024 - Elsevier
Polycrystalline InAs films were prepared on GaSb substrates using direct current (DC)
magnetron sputtering. The effects of different substrate temperatures, sputtering power …