acoustic wave field
61Klangfeldsynthese — Die Wellenfeldsynthese (WFS) ist ein räumliches Audiowiedergabeverfahren mit dem Ziel, virtuelle akustische Umgebungen zu schaffen. Die Synthese erzeugt Wellenfronten, die von einem virtuellen Punkt ausgehen. Dessen akustische Lokalisation ist… …
62petroleum production — Introduction recovery of crude oil and, often, associated natural gas from the Earth. petroleum is a naturally occurring hydrocarbon material that is believed to have formed in deep sedimentary (sedimentary rock) beds from animal and …
632004 Indian Ocean earthquake and tsunami — 2004 Indian Ocean earthquake Tsunami strikes Ao Nang, Thailand. Date 00:58:53, December 26 …
64Surround sound — Surround sound, using multichannel audio, encompasses a range of techniques for enriching (expanding and deepening) the sound reproduction quality, of an audio source, with additional audio channels reproduced via additional, discrete speakers.… …
65Dispersion (water waves) — This article is about dispersion of waves on a water surface. For other forms of dispersion, see Dispersion (disambiguation). In fluid dynamics, dispersion of water waves generally refers to frequency dispersion, which means that waves of… …
66Lower hybrid oscillation — A lower hybrid oscillation is a longitudinal oscillation of ions and electrons in a magnetized plasma. The direction of propagation must be very nearly perpendicular to the stationary magnetic field, within about radic;( m e/ m i) radians.… …
67Virial theorem — In mechanics, the virial theorem provides a general equation relating the average over time of the total kinetic energy, , of a stable system consisting of N particles, bound by potential forces, with that of the total potential energy, , where… …
68niobium processing — Introduction preparation of the ore for use in various products. Niobium (Nb) has a body centred cubic (bcc) crystal structure and a melting point of 2,468° C (4,474° F). Of the refractory metals, it has the lowest density and best… …
69Electronic component — Various components An electronic component is a basic electronic element and may be available in a discrete form having two or more electrical terminals (or leads). These are intended to be connected together, usually by soldering to a printed… …
70Multi-touch — screen In computing, multi touch refers to a touch sensing surface s (trackpad or touchscreen) ability to recognize the presence of two or more points of contact with the surface. This plural point awareness is often used to implement advanced… …
