Diamond as the heat spreader for the thermal dissipation of GaN-based electronic devices

L Sang - Functional Diamond, 2022 - Taylor & Francis
With the increasing power density and reduced size of the GaN-based electronic power
converters, the heat dissipation in the devices becomes the key issue toward the real …

Diamond/GaN HEMTs: where from and where to?

JC Mendes, M Liehr, C Li - Materials, 2022 - mdpi.com
Gallium nitride is a wide bandgap semiconductor material with high electric field strength
and electron mobility that translate in a tremendous potential for radio-frequency …

Interfacial thermal conductance across room-temperature-bonded GaN/diamond interfaces for GaN-on-diamond devices

Z Cheng, F Mu, L Yates, T Suga… - ACS applied materials & …, 2020 - ACS Publications
The wide bandgap, high-breakdown electric field, and high carrier mobility makes GaN an
ideal material for high-power and high-frequency electronics applications, such as wireless …

The structural evolution of light-ion implanted 6H-SiC single crystal: Comparison of the effect of helium and hydrogen

N Daghbouj, BS Li, M Callisti, HS Sen, J Lin, X Ou… - Acta Materialia, 2020 - Elsevier
The microstructure evolution of hydrogen-implanted 6H-SiC at different temperatures and
fluences is investigated by using various experimental techniques. In H-implanted samples …

Analysis of the residual stress distribution in AlGaN/GaN high electron mobility transistors

S Choi, E Heller, D Dorsey, R Vetury… - Journal of Applied …, 2013 - pubs.aip.org
A comparative analysis of the residual stress distributions across the conductive channel of
Ga-face AlGaN/GaN high electron mobility transistors (HEMTs) is presented. Stress was …

Structure and Interface Analysis of Diamond on an AlGaN/GaN HEMT Utilizing an in Situ SiNx Interlayer Grown by MOCVD

A Siddique, R Ahmed, J Anderson… - ACS Applied …, 2019 - ACS Publications
Integration of diamond and AlGaN/GaN high-electron mobility transistors (HEMTs)
terminated with an in situ grown SiN x interface layer via metal organic chemical vapor …

Irradiation response of Al2O3-ZrO2 ceramic composite under He ion irradiation

Y Liu, Y Zhu, T Shen, J Chai, L Niu, S Li, P **… - Journal of the European …, 2021 - Elsevier
Abstract The dense Al 2 O 3-ZrO 2 ceramic composite prepared by spark plasma sintering
was irradiated by 500 keV He ions with different fluences and temperatures. The …

Remote epitaxy and exfoliation of GaN via graphene

X Han, J Yu, Z Li, X Wang, Z Hao, Y Luo… - ACS Applied …, 2022 - ACS Publications
The remote epitaxy of GaN via graphene has attracted much attention due to the potential of
easy mechanical exfoliation, and the exfoliated layers can be transferred onto foreign …

Demonstration of epitaxial growth of strain-relaxed GaN films on graphene/SiC substrates for long wavelength light-emitting diodes

Y Yu, T Wang, X Chen, L Zhang, Y Wang… - Light: Science & …, 2021 - nature.com
Strain modulation is crucial for heteroepitaxy such as GaN on foreign substrates. Here, the
epitaxy of strain-relaxed GaN films on graphene/SiC substrates by metal-organic chemical …

Integration of GaN and diamond using epitaxial lateral overgrowth

R Ahmed, A Siddique, J Anderson… - … applied materials & …, 2020 - ACS Publications
Growth of single-crystalline GaN on polycrystalline diamond is reported for the first time. The
structure was achieved using a combined process including selective diamond growth on …