Optical materials news, October 2017

Novel reactions could be found on metal islands in a sea of aluminum

Scientists have produced novel photocatalysts by coating aluminum nanoparticles with islands of various different metals.

Novel nanomaterial can extract hydrogen from seawater

Researchers have come up with a new hybrid nanomaterial that can harness solar energy to generate hydrogen from seawater.

Bright future for organic materials that glow in the dark

Scientists have increased the length of time that organic materials can emit luminescence from minutes to over an hour.

A sprinkling of sulphur can improve charge transport in quantum dots

By finding a way to sprinkle the surface of lead-sulphide quantum dots with extra sulphur, scientists have enhanced their charge transport properties.

Hole transport breakthrough produces stable perovskite solar cells

A novel perovskite solar cell retains more than 95% of its 20% conversion efficiency under full sunlight illumination for more than 1000 hours.

Surface tension helps to produce large, pure perovskite crystals

Scientists have uncovered a strategy for using surface tension to grow perovskites into centimeter-scale, highly pure crystals.

Precise positioning gives precise control over optical properties

By precisely controlling the size and positioning of quantum dots in a superlattice, scientists are able to finely tune its optical properties.

Scientists use laser to forge 3D pyramid from graphene

Researchers have shown how laser light can be used to forge graphene into 3D objects such as a pyramid.

Bandgap of novel four-component alloy can span visible spectrum

Scientists have discovered a two-dimensional alloy with an optical bandgap that can be tuned by the temperature used to grow the alloy.

Introducing Materials Science Research at Heliyon

Simple chemical can improve quality of perovskite thin films

Glycol ethers can significantly improve the structure and alignment of perovskite grains in the thin films used in solar cells.