Optoelectronic Components and Materials Group

Prof. Stephen Forrest

High Efficiency Semi-transparent Organic Photovoltaic Cells

A semi-transparent non-fullerene acceptor organic photovoltaic cell, which can achieve 7% power conversion efficiency with an average transmittance of 45%.

You can read about this and other projects on our research page.

Highly Reliable White Phosphorescent Organic Light Emitting Devices

A scene illuminated by a white organic light emitting diode luminaire comprising 36 emitting elements operating at 50,000-100,000 cd/m2, demonstrating the good color rendering of the devices developed in our lab.

You can read about this and other projects on our research page.

Kirigami Solar Tracker

This work is highlighted on IEEE Spectrum.

You can read about this and other projects on our research page.

Unlocking the power of organic photovoltaics as a high-reliability power source

Packaged OPV devices for device lifetime testing. Left and Center: individual subcells for a tandem OPV structure. Right: A tandem OPV.

You can read about this and other projects on our research page.

Effect of dipole orientation alignment on device performance

Jongchan Kim using his angle dependent p-polarised photoluminescence spectroscopy setup.

You can read about this and other projects on our research page.

Deep blue Phosphorescent Organic Light Emitting Diode (PHOLED)

A deep blue phosphorescent organic light-emitting diode (PHOLED) based on iridium (III) phosphor. This work is highlighted on IEEE Spectrum.

You can read about this and other projects on our research page.

Flexible III-V semiconductor devices using epitaxial lift-off

Photograph of lifted-off 2 in. diameter epitaxial layer containing an array of thin-film GaAs solar cells (left) and thin-film InGaP-based LED fabricated by a combination of epitaxial lift-off and cold-weld bonding to a 50 um thick KaptonĀ® sheet (right).

You can read about this and other projects on our research page.