News tagged with microwave radiation

Baby universe picture brought closer to theory

Last year, the Planck Telescope revealed the most detailed picture of the cosmic microwave background, the relic radiation from the Big Bang. But this map contains features that challenge the standard model of cosmology, ...

Aug 04, 2014
4.5 / 5 (11) 0

New Research Promises Better Atomic Clocks

(PhysOrg.com) -- The most accurate timekeepers in the world are atomic clocks, which tell time based on the absorption of a very specific and unchanging microwave frequency, which induces electrons in an atom to “jump” ...

Apr 22, 2009 feature
4.7 / 5 (10) 1

Using artificial intelligence to chart the universe

(Phys.org)—Astronomers in Germany have developed an artificial intelligence algorithm to help them chart and explain the structure and dynamics of the universe around us with unprecedented accuracy. The ...

Sep 24, 2012
4.6 / 5 (10) 3 | with audio podcast

Quantum optics with microwaves

(Phys.org) —Physicists at ETH Zurich have demonstrated one of the quintessential effects of quantum optics—known as the Hong-Ou-Mandel effect—with microwaves, whose frequency is 100'000 times lower ...

May 08, 2013
4.9 / 5 (9) 0 | with audio podcast

Planck Satellite ready to measure the Big Bang

(PhysOrg.com) -- The last tests of the Ariane 5 rocket system have been finished and ESA's Planck satellite is sitting ready for launch at the Guiana Space Centre in Kourou. Together with ESA's space telescope ...

May 11, 2009
4.6 / 5 (9) 1

Image: Hubble peers at the heart of NGC 5793

(Phys.org) —This new Hubble image is centered on NGC 5793, a spiral galaxy over 150 million light-years away in the constellation of Libra. This galaxy has two particularly striking features: a beautiful ...

Mar 24, 2014
5 / 5 (7) 0

Exploring the cosmic X-ray background

You are likely familiar with the cosmic microwave background. This background is a thermal remnant of the big bang. Because of the expansion of the universe, this remnant energy has a temperature of about ...

Sep 12, 2014
4.9 / 5 (7) 0