A new class of fascinating technologies—including optics in computing, telecommunications links and switches, and virtually any other optical component—could be created simply by configuring a mesh of light-controlling ...
Optics & Photonics
Aug 18, 2015
0
62
Transmitting large amounts of data, such as those needed to keep the internet running, requires high-performance modulators that turn electric signals into light signals. Researchers at ETH Zurich have now developed a modulator ...
Optics & Photonics
Jul 27, 2015
0
62
One of the important tasks for quantum physics researchers and engineers is designing more sensitive instruments to study the tiny fields and forces that govern the world we live in. The most precise measuring instruments ...
Quantum Physics
Jun 11, 2014
2
0
If you want to measure something very precisely, such as slight variations of a length, then you are very likely to use light waves. However, many effects, such as variations of gravity, or surface forces, can only be measured ...
Quantum Physics
Jun 27, 2013
1
0
(Phys.org) —ESO's Very Large Telescope Interferometer has gathered the most detailed observations ever of the dust around the huge black hole at the centre of an active galaxy. Rather than finding all of the dust in a doughnut-shaped ...
Astronomy
Jun 20, 2013
13
0
If one looks only for the shiniest pennies in the fountain, chances are one misses most of the coins because they shimmer less brightly. This, in a nutshell, is the conundrum astronomers face when searching for Earth-like ...
Astronomy
Jun 6, 2013
3
0
Astronomers have found a galaxy turning gas into stars with almost 100 percent efficiency, a rare phase of galaxy evolution that is the most extreme yet observed. The findings come from the IRAM Plateau de Bure interferometer ...
Astronomy
Apr 23, 2013
0
0
(PhysOrg.com) -- Using the IRAM array of millimetre-wave telescopes in the French Alps, a team of European astronomers from Germany, the UK and France have discovered a large reservoir of gas and dust in a galaxy that surrounds ...
Astronomy
Apr 2, 2012
20
0
(PhysOrg.com) -- Researchers working as part of the European Southern Observatory (ESO) at the Cerra Paranal Mountain Observatory in the Atacama Desert in Chile, have succeeded in virtually connecting all four main Unit Telescopes ...
(PhysOrg.com) -- The atomic force microscope (AFM) is an important tool for nanoscale surface metrology. Typical AFMs map local tip-surface interactions by scanning a flexible cantilever probe over a surface. They rely on ...
Nanophysics
Jun 2, 2011
0
0
