News tagged with helium ions

A brake for spinning molecules

Chemical reactions taking place in outer space can now be more easily studied on Earth. An international team of researchers from the University of Aarhus in Denmark and the Max Planck Institute for Nuclear ...

Mar 13, 2014
4.5 / 5 (8) 1

Heating the solar wind

(Phys.org) —The Sun glows with a surface temperature of about 5500 degrees Celsius. Meanwhile its hot outer layer (the corona) has a temperature of over a million degrees, and ejects a wind of charged particles ...

Apr 03, 2013
5 / 5 (3) 2 | with audio podcast

Solar wind energy source discovered

Using data from an aging NASA spacecraft, researchers have found signs of an energy source in the solar wind that has caught the attention of fusion researchers. NASA will be able to test the theory later ...

Mar 11, 2013
4.7 / 5 (24) 17 | with audio podcast

The perfect liquid -- now even more perfect

Ultra hot quark-gluon-plasma, generated by heavy-ion collisions in particle accelerators, is supposed to be the "most perfect fluid" in the world. Previous theories imposed a limit on how "liquid" fluids can ...

Jan 17, 2012
4.9 / 5 (11) 9 | with audio podcast

Helium raises resolution of whole cell imaging

The ability to obtain an accurate three-dimensional image of an intact cell is critical for unraveling the mysteries of cellular structure and function. However, for many years, tiny structures buried deep inside cells have ...

Oct 03, 2011
5 / 5 (1) 1