thermoacoustic
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thermoacoustic — ther·mo·a·cou·stic (thûr mō ə ko͞oʹstĭk) adj. Of or relating to a process using rapid, repetitive acoustical shocks to achieve cooling: a thermoacoustic condenser for use in refrigeration. * * * … Universalium
Thermoacoustic hot air engine — Thermoacoustic hot air engines (Sonic heat pump and refrigeration or thermoacoustic heat pump and refrigeration) of which nearly all are thermoacoustic stirling engines is a technology that uses high amplitude sound waves in a pressurized gas to… … Wikipedia
TACT — thermoacoustic computed tomography; Ticlopidine Angioplasty Coronary Trial; Ticlopidine vs Placebo for Prevention of Acute Closure After Angioplasty Trial; tuned aperture computed tomography … Medical dictionary
TACT — • thermoacoustic computed tomography; • Ticlopidine Angioplasty Coronary Trial; • Ticlopidine vs Placebo for Prevention of Acute Closure After Angioplasty Trial; • tuned aperture computed tomography … Dictionary of medical acronyms & abbreviations
Stirling engine — Alpha type Stirling engine. There are two cylinders. The expansion cylinder (red) is maintained at a high temperature while the compression cylinder (blue) is cooled. The passage between the two cylinders contains the regenerator … Wikipedia
Photoacoustic imaging in biomedicine — Photoacoustic imaging, as a hybrid biomedical imaging modality, is developed based on the photoacoustic effect. In photoacoustic imaging, non ionizing laser pulses are delivered into biological tissues (when radio frequency pulses are used, the… … Wikipedia
Combustion — This article is about the process of burning. For combustion without external ignition, see spontaneous combustion. For the engine used in mobile propulsion, see internal combustion engine. For the visible part of a fire, see flame. Burning… … Wikipedia
Sound Amplification by Stimulated Emission of Radiation — A SASER is the acoustic analogue of the laser. It is capable of producing highly coherent, concentrated beams of ultrasound, using methods very similar to those employed in the laser. Though currently only theoretical, the SASER is being… … Wikipedia
Helium — otherusesHelium (He) is a colorless, odorless, tasteless, non toxic, inert monatomic chemical element that heads the noble gas group in the periodic table and whose atomic number is 2. Its boiling and melting points are the lowest among the… … Wikipedia
Heat engine — Thermodynamics … Wikipedia
