News tagged with momentum

Separation of para and ortho water

( —Not all water is equal—at least not at the molecular level. There are two versions of the water molecule, para and ortho water, in which the spin states of the hydrogen nuclei are different. In the journal ...

dateSep 18, 2014 in Materials Science
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Controlling electron spins by light

Topological insulators are considered a very promising material class for the development of future electronic devices. A research team at Helmholtz-Zentrum Berlin has discovered, how light can be used to alter the physical ...

dateMar 27, 2014 in General Physics
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Simple, like a neutron star

For astrophysicists neutron stars are extremely complex astronomical objects. Research conducted with the collaboration of SISSA and published in the journal Physical Review Letters demonstrates that in certain respects these ...

dateMar 25, 2014 in Astronomy
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Big chill sets in as RHIC physics heats up

If you think it's been cold outside this winter, that's nothing compared to the deep freeze setting in at the Relativistic Heavy Ion Collider (RHIC), the early-universe-recreating "atom smasher" at the U.S. Department of ...

dateFeb 04, 2014 in General Physics
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Image: Hubble eyes galaxy as flat as a pancake

( —Located some 25 million light-years away, this new Hubble image shows spiral galaxy ESO 373-8. Together with at least seven of its galactic neighbors, this galaxy is a member of the NGC 2997 group. We see it ...

dateDec 31, 2013 in Astronomy
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Old young stars

( —The early stages of a star's life are critical both for the star and for any future planets that might develop around it. The process of star formation, once thought to involve just the simple coalescence of ...

dateNov 11, 2013 in Astronomy
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