half-wave

She smiled back and started up the engine, gave a half-wave to the friendly fellow, and pulled back onto the highway.

Brown-Eyed Girl Mariah Stewart 2010

I stood for another minute, shifting from foot to foot, and then I raised my hand as if waving, raised it in a half-wave, then dropped it, foolish.

Coat and Shoes 2009

The results proved that a single electron could escape during a half-wave of the infrared laser, fleeing in less than 400 attoseconds – an unimaginably short time.

Electrons Caught Tunnelling Out of Atoms | Impact Lab 2007

"Bye," Robert dropped his hand from the half-wave he was giving to her retreating back and turned.

Wednesday Story: The Barn David Hadley 2009

I stood for another minute, shifting from foot to foot, and then I raised my hand as if waving, raised it in a half-wave, then dropped it, foolish.

Coat and Shoes 2009

"Bye," Robert dropped his hand from the half-wave he was giving to her retreating back and turned.

Archive 2009-09-01 David Hadley 2009

Not necessary at all – anything that allows the body to appear as a sink for the RF energy will do – but I imagine that if you were to approximate a half-wave dipole with ground plane, you could get a better quality injury with a given level of power available.

Freshwater: A Bonsell in the offing? - The Panda's Thumb 2009

Peter leaned back, holding his hand off the table in a tentative half-wave.

Hangover Andrew O. Dugas 2009

But that is not what happens when a photon passes through a half-wave plate!

Everything You Ever Wanted to Know About Quantum Mechanics, But Were Afraid to Ask Sean 2008

Maybe the question I asked in #20 is pertinent since half-wave plates interact with transiting photons in a peculiar way.

Everything You Ever Wanted to Know About Quantum Mechanics, But Were Afraid to Ask Sean 2008