News tagged with emission

High-speed jets from a possible new class of galaxy

Seyfert galaxies are similar to spiral galaxies except that they have extraordinarily prominent, bright nuclei, sometimes as luminous as 100 billion Suns. Their huge energies are thought to be generated as ...

Jan 19, 2015
4.8 / 5 (13) 0

Breakthrough lights up metamaterials

City College of New York led-team has successfully demonstrated how to both enhance light emission and capture light from metamaterials embedded with light emitting nanocrystals. The breakthrough, headed ...

Jan 16, 2015
5 / 5 (11) 0

Mountaintop sensor finds high methane over LA

A study using two years of observations from a novel mountaintop instrument finds that Los Angeles' annual emissions of methane, an important greenhouse gas, are 18 to 61 percent higher than widely used estimates.

Jan 15, 2015
3.8 / 5 (4) 1