Silicon nitride protection for graphene electrodes in UV-LEDs Korea University, US Naval Research Laboratory and University of Florida have improved the reliability of graphene electrodes in ultraviolet light-emitting diodes (UV-LEDs) ...
Friedrich-Alexander University Erlangen-Nuremberg,Germany,and ACREO AB,Sweden,have developed a transistor technology combining graphene with silicon carbide(SiC)[S.Hertel et al,Nature Communications,published 17 July 2012]. Graphene is a ...
Tags: transistor, Graphene, Electrical
White LEDs formed directly onto paper 18 Jul 2012 PhD project's'first'achievement of direct to paper fabrication of pure white LEDs promises new illumination capabilities as well as humidity sensors and cheap photovoltaic devices. ...
Tags: White LEDs, formed directly onto paper, nanostructures of zinc oxide
Manchester University researchers,including graphene discoverer and Nobel Prize winner Konstantin Novoselov,have found that holes in graphene can be repaired by exposing it to loose carbon atoms,Nano Letters reports. The team found ...
Tags: Graphene, Lighting, Manchester
According to a doctoral thesis released by Gul Amin of Linköping University,white LEDs made from zinc oxide(Zn02)and a conducting polymer can be manufactured directly on a piece of paper. Nanostructures of Zn02 have a number of ...
Tags: white LEDs, Zn02, Gul Amin
Stanford University researchers have added graphene to a rechargeable nickel-iron battery design invented by Thomas Edison over 100 years ago and used to power 19th century electric cars. The Stanford researchers used graphene as the ...
Tags: Electric Cars, Power, Battery
Samsung has developed a graphene transistor that can switch off current without sacrificing mobility in the'on'state. "Graphene possesses electron mobility about 200 times greater than that of silicon,although current cannot be switched ...
Tags: Samsung, graphene transistor, Graphene, decrease the mobility
A polymer discovered at Georgia Tech could allow air-stable electrodes to be used in OLED displays. At the moment,efficient OLED displays need to have low'work function'metals as internal electrodes,which are all reactive metals like ...
Tags: OLED, Thin Polymer, Georgia Tech, Technique