Posts Tagged ‘electromagnetic radiation’
Gamma rays from pulsar defy explanation
MCGILL U. (CAN) — Astrophysicists have detected pulsed gamma-ray emission from the Crab pulsar at energies far beyond what current theoretical models of pulsars can explain. Continue…
Wednesday, October 12, 2011 10:34 - 0 Comments
Science & Technology - Apr 29, 2011 8:31 - 1 Comment
T-ray laser pulses advance imaging
U. LEEDS (UK) — Researchers have produced terahertz ray pulses from a quantum cascade laser, the first time rays have been made to emit separate packets of radiation, rather than in a continuous beam. (more…)
Science & Technology - Feb 18, 2011 11:51 - 0 Comments
Anti-lasers: Latest zap! technology
YALE (US) — Scientists have invented the world’s first anti-laser, in which incoming beams of light interfere with one another in such a way as to perfectly cancel each other out. (more…)
