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University Electronics

The latest electronics news from UK universities

Layered graphene paves way for high-frequency electronic devices

Manchester University - Graphene - Tunneling transistors

New graphene research could, says the University of Manchester, pave the way for devices with ultra-high frequencies, such as electronic or photovoltaic sensors. Researchers, led by University of Manchester Nobel laureate Sir Kostya Novoselov, have found that sandwiching layers of graphene with white graphene could produce designer materials capable of creating high-frequency electronic devices. They carefully aligned two graphene electrodes ...

Bristol gets cutting edge imaging and spectroscopy system

University of Bristol - system for high resolution imaging and spectroscopy

The University of Bristol will receive a high resolution imaging and spectroscopy system – the first of its kind in the UK, claims the university – courtesy of a £1.87m grant from the Engineering and Physical Sciences Research Council (EPSRC). The NanoESCA is an Ultra High Vacuum (UHV) Photo Electron Emission Microscopy (PEEM) system with “state-of-the-art resolution” for real-space and ...

Medical apps at a stretch for graphene infused rubber bands

Graphene infused rubber bands

Graphene research is not restricted to Manchester and Cambridge in the UK – researchers at the University of Surrey (and Trinity College Dublin) have been investigating its use for sensors. It seems ordinary rubber bands can be turned into strain sensors by infusing them with graphene flakes. Bands around wrist, chest and neck have been used to measure pulse and ...

68020 MPU stays out of the grave

250px-KL_Motorola_MC68020.jpg

The 68020 microprocessor will live on, with a new package, life thanks to a collaboration between Essex-based e2v and Freescale. It is now available in a 132pin ceramic quadpack (CERQUAD), pin-to-pin compatible with the original Freescale plastic quad flat package (PQFP). “This new package option will facilitate the transition from the original PQFP, discontinued in 2010, and enable manufacturers to ...

Low Frequency Array radio telescope views “Whirlpool Galaxy”

Whirlpool Galaxy M51produced by the LOFAR radio telescope

A European team of astronomers, using a radio telescope, has obtained the most sensitive image of a galaxy below 1 GHz, claims the University of Southampton. The university writes: The team viewed the “Whirlpool Galaxy” Messier 51 (M51), about 30 million light years away, with the Low Frequency Array (LOFAR) radio telescope in the frequency range 115-175 MHz, just above ...

Graphene coats the racetrack for photonic microchips

Graphene biochemical sensors

Another possible application of graphene – photonic microchips, with the manipulation of photons of light to carry information. Researchers from the Universities of Manchester and Southampton have described how graphene can be wrapped around a silicon wire, or waveguide – the so called ‘racetrack resonators’ – and modify the transmission of light through it. The paper has been published in ...