Color-coding aids evaluation of new solar tech materials

To develop more efficient next-generation materials for solar energy harvesting, researchers must learn to control the way molecules interact—their "coherence" when they absorb light. To gain this control, researchers need ...

Photosensitive perovskites change shape when exposed to light

A crystalline material that changes shape in response to light could form the heart of novel light-activated devices. Perovskite crystals have received a lot of attention for their efficiency at converting sunlight into electricity, ...

How ambient energy could power the Internet of things

In the modern world, we are increasingly surrounded by digital sensors, cameras and communications devices sending data cloud-based analysis services. Those devices need power, and designers are finding new ways to draw it ...

Researchers uncover new light harvesting potentials

Researchers for the first time have found a quantum-confined bandgap narrowing mechanism where UV absorption of the graphene quantum dots and TiO2 nanoparticles can easily be extended into the visible light range.

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