impurities

Organic light-emitting diodes (OLEDs) are now widely used. For use in displays, blue OLEDs are additionally required to supplement the primary colours red and green. Especially in blue OLEDs, impurities give rise to strong electrical…

Papaya contains an enzyme called papain which is known for its digestion-enhancing properties.Apples are packed with vital nutrients and fibre that help in improving digestive health.As a result of changing lifestyles and dietary habits, a…

Good quality indoor air is crucial to our well-being, while impurities in the air can compromise our working capacity and health. Researchers at the University of Turku in Finland have developed a new method for measuring indoor air…

A research team probing the properties of a semiconductor combined with a novel thin oxide film have observed a surprising new source of conductivity from oxygen atoms trapped inside. Scott Chambers, a materials scientist at the Department…

Researchers have discovered a new way to make crystals stretchy, a modification that could enable them to act as very effective nanofilters. "Picture a diamond that behaves like a rubber band," says Assistant Professor of Chemistry Chenfeng…