News tagged with charges

Toward ultimate light efficiency on the cheap

(Phys.org) —Researchers at the University of Michigan have taken a major stride toward perfectly efficient lighting that is also relatively inexpensive and simple to make. The same material can also reveal ...

Jul 16, 2014
4.7 / 5 (14) 1

Getting a charge out of water droplets

Last year, MIT researchers discovered that when water droplets spontaneously jump away from superhydrophobic surfaces during condensation, they can gain electric charge in the process. Now, the same team has demonstrated that ...

Jul 11, 2014
4.8 / 5 (12) 0

Nano-imaging probes molecular disorder

Using a newly developed imaging method, LMU researchers show that thin-film organic semiconductors contain regions of structural disorder that could inhibit the transport of charge and limit the efficiency ...

Jun 13, 2014
4.7 / 5 (3) 0

Microscopy charges ahead

(Phys.org) —Ferroelectric materials – substances in which there is a slight and reversible shift of positive and negative charges – have surfaces that are coated with electrical charges like roads covered ...

May 29, 2014
5 / 5 (5) 0

Targeting cancer cells with nanoparticles

Scientists have discovered that a polymer can provide a key to get into tumors: Prof. Prasad Shastri, Director of the Institute of Macromolecular Chemistry and core member of the cluster of excellence BIOSS ...

Feb 11, 2014
4.5 / 5 (8) 0 | with audio podcast

Unlocking the brain's secrets using sound

(Phys.org) —The brain is a reclusive organ. Neurons the cells that make up the brain, nerves, and spinal cord communicate with each other using electrical pulses known as action potentials, but their interactions are complicated ...

Jan 22, 2014
4 / 5 (9) 3 | with audio podcast