Light can come in many frequencies, only a small fraction of which can be seen by humans. Between the invisible low-frequency radio waves used by cell phones and the high frequencies associated with infrared light lies a ...
General Physics
Apr 22, 2015
0
46
(Phys.org)—Photonic quantum technologies – including cryptography, enhanced measurement and information processing – face a conundrum: They require single photons, but these are difficult to create, manipulate and measure. ...
University of Utah engineers have discovered a new approach for designing filters capable of separating different frequencies in the terahertz spectrum, the next generation of communications bandwidth that could allow cellphone ...
General Physics
Feb 27, 2015
1
141
Although terahertz spectroscopy has great potential, especially for environmental monitoring and security screening applications, it previously could not be used effectively to study nanocrystals or molecules at extremely ...
Optics & Photonics
Jan 28, 2015
0
23
A multidisciplinary research team studying two paintings by artist Hermenegildo Bustos in the side altar of the parish of Our Lady of the Immaculate Conception in Purisima del Rincon, Guanajuato, found three layers with a ...
Analytical Chemistry
Jan 5, 2015
0
11
We are all familiar with the hassles that accompany air travel. We shuffle through long lines, remove our shoes, and carry liquids in regulation-sized tubes. And even after all the effort, we still wonder if these procedures ...
General Physics
Nov 21, 2014
4
0
Officials from Guinness World Records today recognized DARPA's Terahertz Electronics program for creating the fastest solid-state amplifier integrated circuit ever measured. The ten-stage common-source amplifier operates ...
Electronics & Semiconductors
Oct 31, 2014
7
0
A research team led by Youtarou Takahashi from the RIKEN Center for Emergent Matter Science has demonstrated a novel phenomenon called magnetochiral dichroism, which prevents light from propagating parallel or antiparallel ...
General Physics
Oct 17, 2014
1
0
In the race to secure clean energy in the future, Lancaster University Engineers are reinventing a piece of technology which so far has only been used in labs to diagnose cancer, detect explosives, and even analyse grand ...
General Physics
Oct 9, 2014
0
0
New research at the University of Maryland could lead to a generation of light detectors that can see below the surface of bodies, walls, and other objects. Using the special properties of graphene, a two-dimensional form ...
Nanophysics
Sep 7, 2014
3
1
