Out in the wilds or anywhere off the grid, sophisticated instruments small enough to fit in a shirt pocket will one day scavenge power from sunlight, body heat, or other sources to monitor water quality or bridge safety, ...
Engineering
Jun 13, 2013
0
0
Many devices used in everyday life—whether they be televisions, mobile phones or barcode scanners—are based on the manipulation of electric currents and light. At the micro- and nano-scales, however, it is typically challenging ...
Optics & Photonics
Apr 11, 2013
0
0
(Phys.org)—Using ultrafast X-rays, scientists for the first time have watched how quickly electrons hop their way through rust nanoparticles.
Condensed Matter
Dec 24, 2012
0
0
(Phys.org)—A collaboration led by researchers from the NIST Center for Nanoscale Science and Technology has shown for the first time that charge carriers in graphene continue to behave as massless particles, like photons, ...
Nanomaterials
Nov 15, 2012
0
0
(Phys.org)—Michael Hochberg joined the University of Delaware in the spring of 2012 as an associate professor in electrical and computer engineering.
Optics & Photonics
Oct 18, 2012
0
0
A system that has only two possible stable states, such as a light switch, is called bistable by scientists and engineers. Bistability in microscale devices could pave the way to compact optical switching and memory elements. ...
Optics & Photonics
Sep 12, 2012
0
0
A research group at the NIMS International Center for Materials Nanoarchitectonics (MANA) has proved that the electrical resistance of a metal single atomic layer on a silicon surface becomes zero by superconductivity.
Superconductivity
Nov 24, 2011
8
0
Surface plasmon resonance—the collective vibration of electrons on the surface of metallic nanostructures in response to excitation with light or charge—has recently gained much attention from the scientific community ...
Nanophysics
Sep 29, 2011
0
0
Silicon-based semiconductor devices dominate the microelectronics industry and are used for the fabrication of high density integrated circuits comprising of memory and processing devices. However, silicon has an indirect ...
Electronics & Semiconductors
Mar 25, 2011
0
0
Promising photonic devices, and theorists attempt to determine whether particle physics and string theory can be reconciled.
General Physics
Sep 21, 2009
7
0
