Optical materials news, February 2011

Is graphene safe?

Advanced material keeps heat off new space telescope

A lightweight sunshield has been developed to protect the mirrors and instruments aboard the James Webb Space Telescope from solar radiation.

Fullerenes help electrons travel further in organic solar cells

A thin layer of fullerene molecules allows electrons to travel further than previously thought possible in organic solar cells and organic semiconductors.

Singlet oxygen evolution from layered transition metal oxide cathode materials and its implications for lithium-ion batteries

New study reveals key role of hydrogen bonding in perovskite solar cells

Using various analytical techniques, researchers have established how hydrogen bonding plays a key role in the performance of perovskite solar cells.