Help


[permalink] [id link]
+
Page "Phase (matter)" ¶ 13
from Wikipedia
Edit
Promote Demote Fragment Fix

Some Related Sentences

At and temperatures
At meter wave lengths an increase of the order of 10-degrees in the average disk temperatures of the nearer planets would be expected.
At temperatures near 0 K, nearly all molecular motion ceases and, when entropy = S, ΔS = 0 for any adiabatic process.
At very low temperatures in the vicinity of absolute zero, matter exhibits many unusual properties, including superconductivity, superfluidity, and Bose – Einstein condensation.
At high temperatures, organobromine compounds are easily converted to free bromine atoms, a process which acts to terminate free radical chemical chain reactions.
At sufficiently low temperatures, electrons near the Fermi surface become unstable against the formation of Cooper pairs.
At temperatures below, it alloys with cobalt, iron, molybdenum, nickel, platinum, tantalum or tungsten.
At smaller sites, temperatures 10 K higher than the surroundings persisted for almost two weeks.
At the time of recall all items of a category ( e. g., all salad dressings, then all meat temperatures, then all steak types, then all starch type ) would be recalled in a clockwise fashion for all customers.
At higher temperatures, hafnium reacts with oxygen, nitrogen, carbon, boron, sulfur, and silicon.
At very low temperatures, honey will not freeze solid.
At one time, citrus growers used a smudge pot fueled by kerosene to create a pall of thick smoke over a grove in an effort to prevent freezing temperatures from damaging crops.
Lithium is superconductive below 400 μK at standard pressure and at higher temperatures ( more than 9 K ) at very high pressures (> 20 GPa ) At temperatures below 70 K, lithium, like sodium, undergoes diffusionless phase change transformations.
At 4. 2 K it has a rhombohedral crystal system ( with a nine-layer repeat spacing ); at higher temperatures it transforms to face-centered cubic and then body-centered cubic.
At liquid-helium temperatures ( 4 K ) the rhombohedral structure is the most prevalent.
At high temperatures used to prepare glass, the material is a viscous liquid.
At high temperatures, random thermal motion makes it more difficult for the electrons to maintain alignment.
At still higher temperatures, P < sub > 2 </ sub > dissociates into atomic P.
At these temperatures the available thermal energy simply overcomes the interaction energy between the spins.
At low temperatures, it varies instead as e < sup >− α / T </ sup > for some constant, α.
At even higher temperatures, however, the viscosity decreases as depolymerization occurs.
At sea level, the climate is tropical — hot and humid with average yearly temperatures of about and little daily variation.
At higher temperatures, the Fermi level is the energy at which the probability of a state being occupied has fallen to 0. 5.
At elevated temperatures, chemical sputtering of carbon can be understood to be due to the incoming ions weakening bonds in the sample, which then desorb by thermal activation.

At and pressures
He eliminates Woolton by a prolonged scheme: At the party conferences, Urquhart pressures O ' Neill into persuading his personal assistant and lover, Penny Guy, to have sex with Woolton in his suite, with the encounter recorded through a bugged ministerial red box.
At high pressures it is a metal.
At lower pressures however the bonding becomes entirely localized into a regular covalent bond.
At pressures below the triple point ( as in outer space ), solid ice when heated at constant pressure is converted directly into water vapour in a process known as sublimation.
At high pressures water has a complex phase diagram with 15 known phases of ice and a number of triple points including ten whose coordinates are shown in the diagram.
At high temperatures and pressures, such as in the interior of very large planets, it is argued that water exists as ionic water in which the molecules break down into a soup of hydrogen and oxygen ions, and at even higher pressures as superionic water in which the oxygen crystallises but the hydrogen ions float around freely within the oxygen lattice.
At the other end of the scale, helium does not freeze at all at normal pressure, even at temperatures very close to absolute zero ; pressures over 20 times normal atmospheric pressure are necessary.
At various pressures this happens at a specific temperature.
At the high temperatures and pressures found at depth within the Earth the olivine structure is no longer stable.
At, the pure magnesium end member, forsterite, transforms to wadsleyite at and to ringwoodite at pressures above.
At the same time, there were growing provocations and pressures from Prussia, preparatory to seizure of Warmia in the First Partition of the Polish-Lithuanian Commonwealth.
At the same time, international pressures, combined with weakened purchasing power from the provinces, led to decreased economic activity in urban centers.
At 0. 1 mPa ( 10 < sup >− 6 </ sup > Torr ), it only takes 1 second to cover a surface with a contaminant, so much lower pressures are needed for measurements.
At low pressures, relative volume of powder bed is reduced and close packing attained due to:
At the turn of the 20th to 21st century, development pressures along U. S. Route 278 corridor became a central concern for city leaders.
At higher pressures, MgSiO < sub > 3 </ sub > perovskite transforms to post-perovskite.
At the request of the Jesuits and to relieve the pressures on Catholics in England, Pope Gregory XIII issued a clarification or suspension in 1580, explaining that Catholics should obey the queen outwardly in all civil matters, until such time as a suitable opportunity presented itself for her overthrow.
At a high enough pressure the sliding seals between cavities will leak some fluid rather than pumping it, so when pumping against high pressures a longer pump with more cavities is more effective, since each seal has only to deal with the pressure difference between adjacent cavities.
At normal resting blood pressures, baroreceptors discharge with each heart beat.
At such high pressures, the voltage drop between the electrodes, formed by the spark streamer, may be greater than the capacitor voltage.
At the age of 17, she retired from competitive swimming, citing pressures placed upon her by her success and media profile.
At the book's end, Aornis pressures Thursday to kill herself so that Aornis will prevent the world from turning into Dream Topping.

0.214 seconds.