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.

Accelerated Aging of Organic Photovoltaic Devices

A High-intensity LED aging system capable of producing >65 suns equivalent intensity with active water cooling that is capable of testing over a dozen photovoltaic devices in parallel.

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

Efficient, Nonintrusive Outcoupling in Organic Light Emitting Devices Using Embedded Microlens Arrays

A computer generated schematic depicting an OLED device utilizing a sub-electrode microlens array is shown on the left. A top down image of a fabricated structure is shown to the right demonstrating clarity and transparency.

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

Ultra-thin, Light-weight and Flexible OLED with Enhanced Outcoupling

A rolled up array of OLED devices fabricated on a flexible parylene substrate that also demonstrates optical outcoupling capabilities.

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

Hemispherical Photodiode Imager Arrays

A non-planar photodiode imager array demonstrating un-altered pixel resolution upon transfer from a developable 2D surface to a non-developable 3D hemisphere.

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

Repeated Non-Destructive Epitaxial Lift-Off (ND-ELO) of III-V thin film grown by MBE and effects on substrate reuse

A lifted off 4" diameter epitaxial layer of solar cell active area GaAs bonded to a 25µm Kapton® film.

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.