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Electroluminescence (EL) spectra μLEDs with (a) and without (b) DBR as function of injection current; EL emission wavelength and full-width half-maximum (FWHM) of EL spectra versus injection current (I) (c); EL emission images of μLEDs with DBR (d) and without DBR (e) as function of injection current.

Major breakthrough in stabilizing colors for micro-displays

Our approach provides a simple solution to resolving a 30 year issue in the field of III-nitride optoelectronics and achieves μLEDs with excellent colour stability.

Published in ACS Photonics
Red emission

Major technological breakthrough in the field of microdisplays

Achieving red microLEDs with a record quantum efficiency represents a major technological breakthrough and has applications in AR and VR microdisplays.

Published in ACS Applied Electronic Materials
VLC system

The University leads collaboration on development of next generation micro-displays and visible light communication

Professor Tao Wang is leading a £1.9M project in collaboration with American Universities Harvard and MIT and UK Universities Strathclyde and Bath, to advance the technology for the next generation of micro-displays and visible light communication.

New integration concept for microLEDs

A new paper from the Centre for GaN Materials and Devices proposes a different type of integration concept for microLEDs – an epitaxial approach aiming to monolithically integrate μLEDs and high electron mobility transistors on a single chip.
Semi-polar LEDs

Research into III-Nitride semiconductors

Research activities within the Centre for GaN Materials and Devices have applications that could help tackle global climate change challenges.
Professor Koen Lamberts, President and Vice-chancellor of the University of Sheffield, and Professor Wang Zhenli, Vice-President of Nanjing University

Visitors from Nanjing University

We recently welcomed a delegation from Nanjing University to our research centre in Sheffield.
EPSRC logo

Applications open for the new EPSRC CDT

The EPSRC Centre for Doctoral Training in Compound Semiconductor Manufacturing aims to supply the UK with scientists and engineers with relevant skills and knowledge for the compound semiconductor industry.
GaN Centre logo

Dr Modestos Athanasiou receives Marie Curie Fellowship

Congratulations to Dr Modestos Athanasiou who has been awarded a Marie Skłodowska-Curie Individual Fellowship.
EPSRC logo

New Centre for Doctoral Training in Compound Semiconductor Technologies

The Engineering and Physical Sciences Research Council (EPSRC) announced 75 new Centres for Doctoral Training (CDTs) last week and we’re delighted to be part of the new CDT in Compound Semiconductor Manufacturing.