Rarefaction is the reduction of an item's density, the opposite of compression. Like compression, which can travel in waves (sound waves, for instance)... 3 KB (271 words) - 09:20, 20 December 2023 |
In ecology, rarefaction is a technique to assess species richness from the results of sampling. Rarefaction allows the calculation of species richness... 10 KB (1,312 words) - 23:15, 16 February 2024 |
shock waves, namely a compression shock wave, followed a rarefaction shock wave; a rarefaction shock wave on its own is not possible, except some special... 1 KB (166 words) - 17:07, 27 April 2024 |
displaced in the wave's direction, resulting in areas of compression and rarefaction. When put under compression (or any other type of stress), every material... 8 KB (982 words) - 04:22, 26 February 2024 |
of the shock wave causes a rarefaction of the air surrounding the explosion, but not contained within it. This rarefaction results in a temporary cooling... 5 KB (573 words) - 23:08, 13 April 2024 |
heavily fished species for the curios trade, which contributes to the rarefaction of the species. "FishDB - Red Knob Sea Star". www.fishdb.com. Archived... 6 KB (524 words) - 20:17, 1 July 2023 |
direction of the wave. It consists of multiple compressions and rarefactions. The rarefaction is the farthest distance apart in the longitudinal wave and... 5 KB (567 words) - 04:22, 26 February 2024 |
64, Boyle presents his data on the expansion of air: "A Table of the Rarefaction of the Air." The Boyle Papers BP 9, fol. 75v–76r. Archived 2009-11-22... 18 KB (2,261 words) - 18:56, 25 March 2024 |
the propagation speed of the various regions of the system. Namely the rarefaction wave, the contact discontinuity and the shock discontinuity. If this... 4 KB (700 words) - 20:15, 15 November 2022 |
Koopman, David W. (November 1972). "Discharges Guided by Laser-Induced Rarefaction Channels". Physics of Fluids. 15 (11): 2077–2079. Bibcode:1972PhFl..... 119 KB (13,442 words) - 05:54, 3 April 2024 |
creates a slight vacuum or rarefaction in the clarinet tube. This rarefaction wave travels back up the tube (image 2). The rarefaction is reflected off the... 67 KB (6,878 words) - 08:23, 14 March 2024 |
rarefaction exhibits hysteresis of pressure waves in most materials which is a function of frequency, so for every compression there is a rarefaction... 10 KB (1,134 words) - 21:25, 29 January 2024 |
at its open ends and changes sign (compression wave-front changes to rarefaction wave-front and vice versa); When two wave-front of the same sign meets... 98 KB (11,916 words) - 10:48, 17 April 2024 |
change and supported it with observation. Using two contrary processes of rarefaction and condensation (thinning or thickening), he explains how air is part... 18 KB (2,369 words) - 00:27, 19 March 2024 |
in 1986 by Hachinski, Potter, and Merskey as a descriptive term for rarefaction ("araiosis") of the white matter, showing up as decreased density on... 10 KB (989 words) - 00:39, 31 August 2023 |
single point, it can radiate away in the explosive in all directions in rarefaction or expansion waves, and only a small volume is efficiently heated or... 28 KB (3,061 words) - 01:49, 24 March 2024 |
vasoactive agents. Reductions in capillary density, termed capillary rarefaction, may also contribute to increased resistance in some circumstances. In... 85 KB (9,110 words) - 05:02, 1 April 2024 |
canal and reach the eardrum (tympanic membrane). The compression and rarefaction of these waves set this thin membrane in motion, causing sympathetic... 27 KB (3,344 words) - 23:56, 25 March 2024 |
{\displaystyle {\text{MI}}={\frac {P_{r}}{\sqrt {f_{c}}}},} where Pr is the peak rarefaction pressure of the ultrasound wave (MPa), derated by an attenuation factor... 2 KB (207 words) - 19:14, 19 January 2024 |
thought; a thing which is, moreover, cannot be more or less, and so the rarefaction and condensation of the Milesians is impossible regarding Being; lastly... 50 KB (6,400 words) - 03:48, 4 April 2024 |