Electronics & Semiconductors

Perovskite solar cells exceed 25% power-conversion efficiency

Perovskites are hybrid compounds that can be made from metal halides and organic constituents. Their attractive structural and electronic properties have placed them at the forefront of materials' research, with enormous ...

Engineering

Producing highly efficient LEDs based on 2D perovskite films

Energy efficient light-emitting diodes (LEDs) have been used in our everyday life for many decades. But the quest for better LEDs, offering both lower costs and brighter colors, has recently drawn scientists to a material ...

Energy & Green Tech

Researchers unveil multi-mode reactions in perovskite solar cells

As a promising photovoltaic material, metal halide perovskite yields high efficiency in solar cells. However, the deep-level traps of minority carriers at the surface of the p-i-n perovskite solar cells can suppress nonradiative ...

Electronics & Semiconductors

Perovskite allows a greener fabrication of transistors

Physicists have found a way to make transistors using materials that are highly rated for their performance in next-generation solar cells and light-emitting diodes (LEDs). The researchers have overcome the problem of the ...

Energy & Green Tech

Applied physical sciences research advances solar energy

In an article published this month in Science, researchers in the Huang Group in the College of Arts & Sciences' department of applied physical sciences at The University of North Carolina at Chapel Hill revealed a new method ...

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