High-k dielectrics for 4H-silicon carbide: present status and future perspectives

A Siddiqui, RY Khosa, M Usman - Journal of Materials Chemistry C, 2021 - pubs.rsc.org
Owing to its superior material and electrical properties such as wide bandgap and high
breakdown electric field, 4H-silicon carbide (4H-SiC) has shown promise in high power …

Interface engineering of p-type quaternary metal oxide semiconductor interlayer-embedded β-Ga2O3 Schottky barrier diode

CV Prasad, JH Park, JY Min, W Song, M Labed… - Materials Today …, 2023 - Elsevier
Here, we propose a p-type copper aluminum oxide (p-CuAlO 2) interlayer for the high
breakdown and low leakage current of β-Ga 2 O 3 Schottky barrier diodes (SBDs). The XPS …

Electrical performance of Al2O3 gate dielectric films deposited by atomic layer deposition on 4H-SiC

CM Tanner, YC Perng, C Frewin, SE Saddow… - Applied Physics …, 2007 - pubs.aip.org
Stoichiometric and pure Al 2 O 3 gate dielectric films were grown on n-type 4 H-Si C by a
thermal atomic layer deposition process. The electrical properties of both amorphous and …

Epitaxial graphene materials integration: effects of dielectric overlayers on structural and electronic properties

JA Robinson, M LaBella III, KA Trumbull, X Weng… - Acs Nano, 2010 - ACS Publications
We present the integration of epitaxial graphene with thin film dielectric materials for the
purpose of graphene transistor development. The impact on epitaxial graphene structural …

A review on reverse-bias leakage current transport mechanisms in metal/GaN Schottky diodes

H Kim - Transactions on Electrical and Electronic Materials, 2024 - Springer
GaN and related nitride semiconductors have attracted considerable interest for use in solid-
state light and high-power/-frequency devices. Fabrication of high-quality metal/GaN …

Initial leakage current paths in the vertical-type GaN-on-GaN Schottky barrier diodes

L Sang, B Ren, M Sumiya, M Liao, Y Koide… - Applied physics …, 2017 - pubs.aip.org
Electrical characteristics of leakage current paths in vertical-type n-GaN Schottky barrier
diodes (SBDs) on free-standing GaN substrates are investigated by using photon emission …

Enhanced performance of InGaN solar cell by using a super-thin AlN interlayer

L Sang, M Liao, N Ikeda, Y Koide, M Sumiya - Applied Physics Letters, 2011 - pubs.aip.org
A super-thin AlN layer is inserted between the intrinsic InGaN and p-InGaN in the InGaN
solar cell structure to improve the photovoltaic property. The dark current is markedly …

Conduction mechanism of leakage current due to the traps in ZrO2 thin film

Y Seo, S Lee, I An, C Song… - … science and technology, 2009 - iopscience.iop.org
In this work, a metal-oxide-semiconductor capacitor with zirconium oxide (ZrO 2) gate
dielectric was fabricated by an atomic layer deposition (ALD) technique and the leakage …

Electrical properties of p-Si/n-GaAs heterojunctions by using surface-activated bonding

J Liang, T Miyazaki, M Morimoto, S Nishida… - Applied Physics …, 2013 - iopscience.iop.org
The electrical properties of p-Si/n-GaAs heterojunctions fabricated by using surface-
activated bonding (SAB) were investigated by measuring their current–voltage (I–V) and …

A comprehensive study on the leakage current mechanisms of Pt/SrTiO3/Pt capacitor

SA Mojarad, KSK Kwa, JP Goss, Z Zhou… - Journal of Applied …, 2012 - pubs.aip.org
The leakage current characteristics of SrTiO 3 MIM capacitors, fabricated using atomic layer
deposition, are investigated. The characteristics are highly sensitive to the polarity and …