Avalanche Transit-Time (ATT) Oscillation ... Quantum Confinement: A phenomenon occurring in semiconductor devices where the motion of charge carriers is restricted to dimensions comparable ...

Several other Black Diamond employees had also been lost to avalanches throughout time, so it was natural that the company’s next big product would be an avalanche safety device. The vest that Crowley ...

Three skiers died Sunday in a Washington avalanche. Another was saved ... was saved by the inflatable safety device, believed to be the second time in recent weeks the portable air bags saved ...