Optical properties of freestanding GaN nanomembranes using monochromated valence-EELS
In the present study, the dielectric function of freestanding GaN nanomembranes was
described using valence electron energy loss spectroscopy coupled to a monochromated …
described using valence electron energy loss spectroscopy coupled to a monochromated …
Lift-off of GaN-based LED membranes from Si substrate through electrochemical etching
T Jiang, J Wang, J Liu, M Feng, S Yan… - Applied Physics …, 2022 - iopscience.iop.org
Semiconductor nano-membranes provide a new way to develop optical devices with better
performance. Herein, we report a fabrication method of GaN-based LED membranes with a …
performance. Herein, we report a fabrication method of GaN-based LED membranes with a …
Analysis and optimization of sputter deposited AlN-layers for flexural plate wave devices
Aluminum nitride (AlN) thin films deposited by reactive radio frequency magnetron sputtering
in an Ar/N 2 discharge on Si (001) substrates were studied with respect to structure, stress …
in an Ar/N 2 discharge on Si (001) substrates were studied with respect to structure, stress …
Stress investigation of the AlGaN/GaN micromachined circular diaphragms of a pressure sensor
J Dzuba, G Vanko, M Držík, I Rýger… - Journal of …, 2014 - iopscience.iop.org
In this paper, selected mechanical properties of a circular AlGaN/GaN diaphragm with an
integrated circular high electron mobility transistor (HEMT) intended for pressure sensing …
integrated circular high electron mobility transistor (HEMT) intended for pressure sensing …
The impact of nanoperforation on persistent photoconductivity and optical quenching effects in suspended GaN nanomembranes
O Volciuc, T Braniste, I Tiginyanu… - Applied Physics …, 2013 - pubs.aip.org
We report on fabrication of suspended∼ 15 nm thick GaN membranes nanoperforated in an
ordered fashion using direct writing of negative charges by focused ion beam and …
ordered fashion using direct writing of negative charges by focused ion beam and …
High‐Quality GaN Crystal Grown on Laser Decomposed GaN–Sapphire Substrate and Its Application in Photodetector
H Hu, B Zhang, Y Wu, Y Shao, L Liu… - physica status solidi …, 2020 - Wiley Online Library
The lack of high‐quality gallium nitride (GaN) wafers may be a non‐negligible bottleneck
restricting the development of GaN‐based devices. Although various processing methods …
restricting the development of GaN‐based devices. Although various processing methods …
GaN nanostructuring for the fabrication of thin membranes and emerging applications
I Tiginyanu, V URSAKI - Turkish Journal of Physics, 2014 - journals.tubitak.gov.tr
We present a review of technological methods developed in recent years for the purpose of
gallium nitride nanostructuring, with the main focus on fabrication of thin GaN membranes. In …
gallium nitride nanostructuring, with the main focus on fabrication of thin GaN membranes. In …
Front-side diamond deposition on the GaN membranes
T Izsak, G Vanko, M Držík, S Kasemann… - 2020 13th …, 2020 - ieeexplore.ieee.org
We present technological issues in the deposition of diamond films on the GaN membranes.
Many wrinkles and the thicker diamond layer were observed at the membrane centre and …
Many wrinkles and the thicker diamond layer were observed at the membrane centre and …
Design, technology and characterization of micromechanised sensors and actuators for harsh environments
E Sillero Herrero - 2015 - oa.upm.es
It is commonly regarded that Richard P. Feynman originated the field of microand nano-
electro-mechanical systems (MEMS and NEMS), and more generally the field of …
electro-mechanical systems (MEMS and NEMS), and more generally the field of …
Morphological analysis of GaN membranes obtained by micromachining of GaN/Si
The morphological analysis is targeted towards a better understanding of the reliability of
GaN membranes obtained by micromachining of GaN/Si. These membranes are used as …
GaN membranes obtained by micromachining of GaN/Si. These membranes are used as …