Energy & Green Tech

Enhancing organic solar cells' green glow

Organic solar cells could be made even greener by switching the solvents used in their manufacture. Today's toxic chlorinated solvents can be replaced by plant-derived alternatives without affecting the resulting solar cells' ...

Engineering

World's first LED lights developed from rice husks

Milling rice to separate the grain from the husks produces about 100 million tons of rice husk waste globally each year. Scientists searching for a scalable method to fabricate quantum dots have developed a way to recycle ...

Engineering

Nano-engineered sealer leads to more durable concrete

A nanomaterials-engineered penetrating sealer developed by Washington State University researchers is able to better protect concrete from moisture and salt—the two most damaging factors in crumbling concrete infrastructure ...