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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.
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Applications for the 2022 intake of the EPSRC CDT in Compound Semiconductor Manufacturing are now open!

The CDT in Compound Semiconductor Manufacturing is a unique programme - helping to supply the UK with scientists and engineers with the skills and knowledge for this industry. Apply now for fully-funded places starting in October 2022.
Optical microscope image of our monolithically integrated device

Important developments for visible light communications

A new paper from the Centre for GaN Materials and Devices demonstrates a special approach to on-chip integration of photonics and electronics which has important benefits for visible light communication (VLC) technology.
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Inaugural intake complete first year

The EPSRC Centre for Doctoral Training (CDT) in Compound Semiconductor Manufacturing is coming to the end of its first year of operation and 2021 brings more opportunities for industrial collaboration.
ACS Nano 2020, 14, 6, 6906–6911

Major breakthroughs for the fabrication of ultra-small μLEDs with a record efficiency and a record spectral linewidth

There is an increasing demand for developing AR and VR microdisplays with high resolution, high efficiency and zero-cross talk, where ultrasmall, ultrahigh-efficient microLEDs are the key components and are extremely challenging to achieve.
ACS Appl. Mater. Interfaces 2020, 12, 11, 12949-12954

Intrinsic limits of GaN electronics

A new study explores an approach toward the intrinsic limits of GaN electronics.