Degradation mechanisms of InGaN visible LEDs and AlGaN UV LEDs

C De Santi, A Caria, F Piva, G Meneghesso… - … of Semiconductor Lasers …, 2021 - Elsevier
In this chapter we discuss the main open issues for GaN-based light-emitting diode
reliability. After a comprehensive review of the possible deep levels present in these …

Physical mechanisms limiting the performance and the reliability of GaN-based LEDs

C De Santi, M Meneghini, A Tibaldi, M Vallone… - … Light-Emitting Diodes …, 2018 - Elsevier
GaN-based optoelectronic devices are the market standard for light emission in the blue-
green visible range, and the emission wavelengths are rapidly approaching the UV part of …

An explanation for catastrophic failures of GaN-based vertical structure LEDs subjected to thermoelectric stressing

L Liu, L Yin, D Teng, J Zhang, X Ma… - Journal of Physics D …, 2015 - iopscience.iop.org
Both accelerated life tests and engineering practices present a common behavior: LED
products may encounter catastrophic failure under thermo-electric co-stressing. The present …

Failure of high power LEDs submitted to EOS: Dependence on device layout and pulse properties

M Buffolo, M Meneghini, A Munaretto… - … on Device and …, 2016 - ieeexplore.ieee.org
This paper reports an extensive analysis of the failure of high power replace with light-
emitting diodes (LEDs) submitted to electrical overstress (EOS). By using a custom EOS …

Chip-Level Degradation of InGaN-Based Optoelectronic Devices

C De Santi, M Meneghini, G Meneghesso… - Solid State Lighting …, 2018 - Springer
This chapter reviews the main physical mechanisms responsible for the degradation of
InGaN-based optoelectronic devices at chip level. The generation of defects caused by bias …

A Screen Method for the Mass-Production of the Small-Size and Side-View LED Package

WR Chen, YS Luo - Crystals, 2018 - mdpi.com
In this study, the small-size and side-view LED packages used in the backlight modules
were examined by performing the electrostatic discharge (ESD) process. The high voltages …

Analysis of degradation mechanisms induced by electrical over-stress on high efficiency gallium nitride LEDs

N Renso - 2019 - tesidottorato.depositolegale.it
Questo lavoro di tesi è focalizzato sullo studio dell'affidabilità di dispositivi LED allo stato
dell'arte per applicazioni di illuminotecnica e sull'impatto dei meccanismi di diffusione in …

Reliability of III-V laser diodes and LEDs for lighting and telecommunication applications

M Buffolo - 2018 - research.unipd.it
The research in optoelectronics has recently shown impressive advancements, thanks to the
development of disruptive technologies, such as Gallium Nitride LEDs and lasers-that are …

ESD Sensitivity of GaN-Based Electronic Devices

G Meneghesso, M Meneghini… - Electrostatic Discharge …, 2017 - api.taylorfrancis.com
This chapter reviews the main issues related to the electrostatic discharge (ESD) instabilities
of electronic and optoelectronic devices based on gallium nitride; more specifically, we will …