acoustic mode

acoustic mode

[ə′küs·tik ′mōd]
(solid-state physics)
The type of crystal lattice vibrations which for long wavelengths act like an acoustic wave in a continuous medium, but which for shorter wavelengths approach the Debye frequency, showing a dispersive decrease in phase velocity.
References in periodicals archive ?
For example, an air space or room is considered as a single SEA acoustic subsystem and the energy per acoustic mode is determined.
Both the Levellers - here in acoustic mode - and the Smoke Fairies come from the Brighton area, the former with a successful two-decade history whilst the latter have just released their acclaimed second album.
Catch Emma in her more familiar acoustic mode at Boston Bar (Beer Engine) tonight from 8.
We caution, though, that a duct open to a pressure vessel may cause difficulties if an acoustic mode of the vessel overlaps with a mode of either a spherical or cylindrical cavity.
But he will be in acoustic mode when he arrives in South Shields, bringing just a piano and a guitarist with him.
DeJohnette does play a piano introduction to his own piece but the rest of the gig finds the pair in purely acoustic mode.
Selecter were one of the top Ska bands in the late '70s and early '80s and Pauline Black is still leading the band, which will be in acoustic mode at Stockton's Arc tonight.
Extras include a trio of music videos, six tracks filmed live in Germany, backstage interviews, photo gallery and, best of all, a rare chance to see Lemmy in acoustic mode with guitarist Phil playing Ain't No Nice Guy.
Next week's gig at the Customs House will see Howard in acoustic mode on piano and vocals, accompanied by guitarist Robin Boult.
Being essentially a street band, the Bollywood Brass Band seized the opportunity to perambulate around the MAC Arena, delivering their first set in completely acoustic mode.
A little closer to the mainstream, there is a chance to catch the former Aztec Camera main-man Roddy Frame in acoustic mode at All Saints tonight.
He'll be playing this way during the gig, some tracks performed in solo acoustic mode, concentrating on the new album material, as well as revisiting a few old favourites.

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