News tagged with electrical devices

A step closer to a photonic future

The future of computing may lie not in electrons, but in photons – that is, in microprocessors that use light instead of electrical signals. But these so-called photonic devices are typically built using ...

Feb 19, 2014
4.4 / 5 (12) 0

Controlling magnetism with an electric field

There is a big effort in industry to produce electrical devices with more and faster memory and logic. Magnetic memory elements, such as in a hard drive, and in the future in what is called MRAM (magnetic random access memory), ...

Feb 18, 2014
5 / 5 (6) 0

The future of holistic circuits

In a matter of a few decades, silicon chips have transformed the way we live, taking us from typewriters, landlines, and turntables to computers, cell phones, and MP3 players (which by now, are in your cell ...

Jan 28, 2014
5 / 5 (1) 0

New techniques produce cleanest graphene yet

Columbia Engineering researchers have experimentally demonstrated for the first time that it is possible to electrically contact an atomically thin two-dimensional (2D) material only along its one-dimensional ...

Oct 31, 2013
4.9 / 5 (29) 2 | with audio podcast

The ultimate molecular chess match

For the last two decades, it's been said that carbon nanotubes hold the promise to transform a range of fields, from alternative energy to drug delivery. But making that happen has proved difficult, according to Hicham Fenniri, ...

Sep 26, 2013
5 / 5 (1) 0