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FREQUENCE COLLISIONS [8 records]
Record 1 - internal organization data 2010-04-09
Record 1, English
Record 1, Subject field(s)
- Chemistry
Record 1, Main entry term, English
- perikinetic aggregation
1, record 1, English, perikinetic%20aggregation
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
The process which refers to collisions caused by Brownian motion. [The definition was written according to source GOLCH-E]. 2, record 1, English, - perikinetic%20aggregation
Record 1, French
Record 1, Domaine(s)
- Chimie
Record 1, Main entry term, French
- agrégation péricinétique
1, record 1, French, agr%C3%A9gation%20p%C3%A9ricin%C3%A9tique
correct, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
Dans les colloïdes, la vitesse d’agrégation est en général déterminée par la fréquence des collisions et par la probabilité de cohésion durant les collisions. Si les collisions sont causées par le mouvement brownien, le processus est appelé agrégation péricinétique. 1, record 1, French, - agr%C3%A9gation%20p%C3%A9ricin%C3%A9tique
Record 1, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2010-04-09
Record 2, English
Record 2, Subject field(s)
- Chemistry
Record 2, Main entry term, English
- orthokinetic aggregation
1, record 2, English, orthokinetic%20aggregation
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
Record 2, Textual support, English
Record number: 2, Textual support number: 1 CONT
In general, the rate of aggregation is determined by two factors: the frequency of collisions and the probability of cohesion during collision. If collisions are caused by hydrodynamic motions, they are referred to as orthokinetic aggregation. [The context was written according to source GOLCH-E]. 2, record 2, English, - orthokinetic%20aggregation
Record 2, French
Record 2, Domaine(s)
- Chimie
Record 2, Main entry term, French
- agrégation orthocinétique
1, record 2, French, agr%C3%A9gation%20orthocin%C3%A9tique
correct, feminine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record number: 2, Textual support number: 1 DEF
Dans les colloïdes, la vitesse d’agrégation est en général déterminée par la fréquence des collisions et par la probabilité de cohésion durant les collisions. Si les collisions sont causées par des mouvement hydrodynamiques(comme la convection ou la sédimentation), on la qualifie d’agrégation orthocinétique. 1, record 2, French, - agr%C3%A9gation%20orthocin%C3%A9tique
Record 2, Spanish
Record 2, Textual support, Spanish
Record 3 - internal organization data 2003-01-30
Record 3, English
Record 3, Subject field(s)
- Radio Waves
- Aircraft Piloting and Navigation
Record 3, Main entry term, English
- collision frequency
1, record 3, English, collision%20frequency
correct, standardized
Record 3, Abbreviations, English
Record 3, Synonyms, English
Record 3, Textual support, English
Record number: 3, Textual support number: 1 DEF
The average number of collisions per second of a charged particle of a given species with particles of another or the same species. 2, record 3, English, - collision%20frequency
Record number: 3, Textual support number: 1 OBS
collision frequency: term standardized by ISO. 3, record 3, English, - collision%20frequency
Record 3, French
Record 3, Domaine(s)
- Ondes radioélectriques
- Pilotage et navigation aérienne
Record 3, Main entry term, French
- fréquence des chocs
1, record 3, French, fr%C3%A9quence%20des%20chocs
correct, feminine noun, standardized
Record 3, Abbreviations, French
Record 3, Synonyms, French
- fréquence des collisions 2, record 3, French, fr%C3%A9quence%20des%20collisions
correct, feminine noun, standardized
- fréquence de collision 3, record 3, French, fr%C3%A9quence%20de%20collision
feminine noun
Record 3, Textual support, French
Record number: 3, Textual support number: 1 DEF
Nombre moyen des chocs, par unité de temps, entre un électron libre et les autres particules d’un milieu ionisé. 2, record 3, French, - fr%C3%A9quence%20des%20chocs
Record number: 3, Textual support number: 1 OBS
fréquence des chocs; fréquence des collisions : terme et définition normalisés par l'AFNOR. 4, record 3, French, - fr%C3%A9quence%20des%20chocs
Record number: 3, Textual support number: 2 OBS
fréquence des chocs : terme normalisé par l’ISO et la Commission électrotechnique internationale. 5, record 3, French, - fr%C3%A9quence%20des%20chocs
Record 3, Spanish
Record 3, Textual support, Spanish
Record 4 - internal organization data 1998-02-27
Record 4, English
Record 4, Subject field(s)
- Chemistry
Record 4, Main entry term, English
- collision frequency factor
1, record 4, English, collision%20frequency%20factor
correct
Record 4, Abbreviations, English
Record 4, Synonyms, English
Record 4, Textual support, English
Record number: 4, Textual support number: 1 CONT
The collision frequency factor ... is the collision number divided by the Avogadro constant ... and divided by the square of the concentration (for A-A collisions) or the product of the concentrations (for A-B collisions). 1, record 4, English, - collision%20frequency%20factor
Record 4, French
Record 4, Domaine(s)
- Chimie
Record 4, Main entry term, French
- facteur de fréquence de collision
1, record 4, French, facteur%20de%20fr%C3%A9quence%20de%20collision
correct, masculine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
Record 4, Textual support, French
Record number: 4, Textual support number: 1 CONT
Le facteur de fréquence de collisions [...] est la fréquence des chocs divisée par le nombre d’Avogadro [...] et divisé par le carré de la concentration(pour des collisions A-A) ou par le produit des concentrations(pour des collisions A-B). 1, record 4, French, - facteur%20de%20fr%C3%A9quence%20de%20collision
Record 4, Spanish
Record 4, Textual support, Spanish
Record 5 - internal organization data 1997-06-09
Record 5, English
Record 5, Subject field(s)
- Chemistry
Record 5, Main entry term, English
- collision diameter
1, record 5, English, collision%20diameter
correct
Record 5, Abbreviations, English
Record 5, Synonyms, English
Record 5, Textual support, English
Record number: 5, Textual support number: 1 OBS
In the simple collision theory the frequencies of bimolecular collisions depend upon the collision diameter ... which in the simplest form of the theory is the sum of the radii ... of the colliding molecular particles. 2, record 5, English, - collision%20diameter
Record number: 5, Textual support number: 2 OBS
A more fundamental approach of chemical reactivity is the collision theory. A complete wave-mechanical treatment of a molecular collision remains a very difficult problem. A semi-classical treatment is usually made. The born-Oppenheimer approximation is used to describe the molecular complex M formed during the approach of the two molecules A and B. 3, record 5, English, - collision%20diameter
Record 5, French
Record 5, Domaine(s)
- Chimie
Record 5, Main entry term, French
- diamètre de collision
1, record 5, French, diam%C3%A8tre%20de%20collision
correct, masculine noun
Record 5, Abbreviations, French
Record 5, Synonyms, French
Record 5, Textual support, French
Record number: 5, Textual support number: 1 OBS
Dans la théorie des collisions simples, la fréquence des collisions bimoléculaires dépend du diamètre de collision [...] qui, dans la forme la plus simple de la théorie, est égal à la somme des rayons [...] des particules moléculaires qui entrent en collision. 1, record 5, French, - diam%C3%A8tre%20de%20collision
Record 5, Spanish
Record 5, Textual support, Spanish
Record 6 - internal organization data 1996-10-11
Record 6, English
Record 6, Subject field(s)
- Chemistry
Record 6, Main entry term, English
- self-absorption
1, record 6, English, self%2Dabsorption
correct
Record 6, Abbreviations, English
Record 6, Synonyms, English
Record 6, Textual support, English
Record number: 6, Textual support number: 1 CONT
Occurs in emission sources of finite thickness when radiant energy quanta emitted by atoms (or molecules) are absorbed by atoms of the same kind present in the same source. The absorbed energy is usually dissipated by collisional transfer of energy, or through emission of radiant energy of the same or other frequencies. In consequence, the observed radiant intensity of a spectral line (or band component) emitted by a source may be less than the radiant intensity would be from an optically thin source having the same number of emitting atoms. Self-absorption may occur in all emitting sources to some degree, whether they are homogeneous or not. 1, record 6, English, - self%2Dabsorption
Record 6, French
Record 6, Domaine(s)
- Chimie
Record 6, Main entry term, French
- autoabsorption
1, record 6, French, autoabsorption
correct, feminine noun
Record 6, Abbreviations, French
Record 6, Synonyms, French
Record 6, Textual support, French
Record number: 6, Textual support number: 1 CONT
A lieu dans des sources d’émission d’épaisseur finie quand les quanta d’énergie rayonnante, émis par des atomes(ou molécules), sont absorbés par des atomes de même espèce présents dans la même source. L'énergie absorbée est généralement dissipée par des transferts d’énergie par collisions ou par émission d’énergie rayonnante de fréquence égale ou différente. En conséquence, l'intensité énergétique(observée) du rayonnement d’une raie spectrale(ou d’une composante d’une bande) émise par une source peut être moindre que le serait l'intensité énergétique du rayonnement provenant d’une source optiquement mince ayant le même nombre d’atomes émetteurs. L'autoabsorption peut avoir lieu dans toutes les sources d’émission à quel que degré que ce soit, qu'elles soient homogènes ou non. 1, record 6, French, - autoabsorption
Record 6, Spanish
Record 6, Textual support, Spanish
Record 7 - internal organization data 1993-09-17
Record 7, English
Record 7, Subject field(s)
- Energy Transformation
- Thermonuclear fusion
- Atomic Physics
Record 7, Main entry term, English
- gyrorelaxation heating
1, record 7, English, gyrorelaxation%20heating
correct, standardized
Record 7, Abbreviations, English
Record 7, Synonyms, English
- collisional heating 2, record 7, English, collisional%20heating
Record 7, Textual support, English
Record number: 7, Textual support number: 1 DEF
Plasma heating based on the gyrorelaxation effect. 3, record 7, English, - gyrorelaxation%20heating
Record number: 7, Textual support number: 1 OBS
"Gyrorelaxation heating" has been standardized by ISO. 4, record 7, English, - gyrorelaxation%20heating
Record 7, French
Record 7, Domaine(s)
- Transformation de l'énergie
- Fusion thermonucléaire
- Physique atomique
Record 7, Main entry term, French
- chauffage par gyrorelaxation
1, record 7, French, chauffage%20par%20gyrorelaxation
masculine noun, standardized
Record 7, Abbreviations, French
Record 7, Synonyms, French
- chauffage collisionnel 2, record 7, French, chauffage%20collisionnel
masculine noun
Record 7, Textual support, French
Record number: 7, Textual support number: 1 DEF
Chauffage d’un plasma basé sur l'effet de gyrorelaxation, dans lequel le mouvement cyclotron est dégradé par les collisions. Son efficacité diminue pour des températures croissantes, celles-ci s’accompagnant d’une baisse de la fréquence des collisions. 3, record 7, French, - chauffage%20par%20gyrorelaxation
Record number: 7, Textual support number: 1 OBS
"Chauffage par gyrorelaxation" a été normalisé par l’ISO. 4, record 7, French, - chauffage%20par%20gyrorelaxation
Record 7, Spanish
Record 7, Textual support, Spanish
Record 8 - internal organization data 1975-03-11
Record 8, English
Record 8, Subject field(s)
- Aerodynamics and Theory of Gases
Record 8, Main entry term, English
- plume
1, record 8, English, plume
correct
Record 8, Abbreviations, English
Record 8, Synonyms, English
Record 8, Textual support, English
Record number: 8, Textual support number: 1 CONT
Radio blackout due to critical-frequency effects alone is possible only in those regions of the plume where the collision frequency is less than about 10 'ex'8. 1, record 8, English, - plume
Record 8, French
Record 8, Domaine(s)
- Théorie des gaz et aérodynamique
Record 8, Main entry term, French
- traînée
1, record 8, French, tra%C3%AEn%C3%A9e
correct, feminine noun
Record 8, Abbreviations, French
Record 8, Synonyms, French
Record 8, Textual support, French
Record number: 8, Textual support number: 1 CONT
La coupure radioélectrique due aux seuls effets de fréquence critique n’ est possible que dans les régions de la traînée où la fréquence des collisions est inférieure à 10 ’ex’8. 1, record 8, French, - tra%C3%AEn%C3%A9e
Record 8, Spanish
Record 8, Textual support, Spanish
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