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COLLOIDE [4 records]
Record 1 - internal organization data 2012-01-04
Record 1, English
Record 1, Subject field(s)
- Biochemistry
- Fluid Mechanics and Hydraulics (Physics)
Record 1, Main entry term, English
- colloid
1, record 1, English, colloid
correct, noun
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
Stable suspension of very small particles dispersed in a liquid medium. 2, record 1, English, - colloid
Record number: 1, Textual support number: 2 DEF
A condition between a true solution and a suspension. Particles are generally between 0.1 µm and 1 nm in diameter. 3, record 1, English, - colloid
Record 1, French
Record 1, Domaine(s)
- Biochimie
- Mécanique des fluides et hydraulique (Physique)
Record 1, Main entry term, French
- colloïde
1, record 1, French, collo%C3%AFde
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Système dans lequel des particules se trouvent suspendues dans un fluide. De taille supérieure à une molécule de taille courante, dispersées dans une phase liquide, ces particules sont susceptibles de donner, suivant leur concentration, des solutions plus ou moins visqueuses. Ces molécules ne traversent pas les membranes. Les solutions colloïdales sont le siège de mouvements browniens. 2, record 1, French, - collo%C3%AFde
Record number: 1, Textual support number: 2 DEF
État intermédiaire entre une solution véritable et une suspension où les particules ont habituellement un diamètre compris entre 0,1 µm et 1 nm. 3, record 1, French, - collo%C3%AFde
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Bioquímica
- Mecánica de fluidos e hidráulica (Física)
Record 1, Main entry term, Spanish
- coloide
1, record 1, Spanish, coloide
masculine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2011-06-22
Record 2, English
Record 2, Subject field(s)
- Chemistry
- Fluid Mechanics and Hydraulics (Physics)
Record 2, Main entry term, English
- colloid
1, record 2, English, colloid
correct, noun
Record 2, Abbreviations, English
Record 2, Synonyms, English
Record 2, Textual support, English
Record number: 2, Textual support number: 1 DEF
Any substance (as an aggregate of atoms or molecules), whether a gas, liquid, or solid, in a fine state of subdivision with particles too small to be visible in an ordinary optical microscope that is dispersed in a continuous gaseous, liquid, or solid medium and does not settle or settles very slowly (as the liquid droplets in fog, solid particles in smoke, bubbles in foam, or gold particles in ruby glass). 2, record 2, English, - colloid
Record number: 2, Textual support number: 1 CONT
Many colloids occur naturally. Others can be prepared by breaking large pieces of material into smaller pieces, as with a colloid mill ... Some colloids can be prepared by condensation methods, in which atoms or molecules are induced to aggregate from solution, or in which atoms or molecules are condensed from the vapor state. There are three important types of colloids: small solid particles having the same internal structure as the bulk solid phase (sulfur suspensions in water), aggregates formed from smaller molecules (soaps in water, and large molecules of colloidal size (proteins and high polymers). 3, record 2, English, - colloid
Record number: 2, Textual support number: 1 OBS
Compare with "colloidal particle." 4, record 2, English, - colloid
Record 2, French
Record 2, Domaine(s)
- Chimie
- Mécanique des fluides et hydraulique (Physique)
Record 2, Main entry term, French
- colloïde
1, record 2, French, collo%C3%AFde
correct, masculine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record number: 2, Textual support number: 1 DEF
Substance dispersée à l'état de particules assez fines pour traverser les filtres usuels, mais ayant des dimensions très supérieures à celles des molécules. 2, record 2, French, - collo%C3%AFde
Record number: 2, Textual support number: 1 OBS
Voir aussi «particule colloïdale». 3, record 2, French, - collo%C3%AFde
Record 2, Spanish
Record 2, Campo(s) temático(s)
- Química
- Mecánica de fluidos e hidráulica (Física)
Record 2, Main entry term, Spanish
- coloide
1, record 2, Spanish, coloide
masculine noun
Record 2, Abbreviations, Spanish
Record 2, Synonyms, Spanish
Record 2, Textual support, Spanish
Record 3 - internal organization data 2003-11-06
Record 3, English
Record 3, Subject field(s)
- Soil Science
- Soil Mechanics (Engineering)
Record 3, Main entry term, English
- colloidal
1, record 3, English, colloidal
correct
Record 3, Abbreviations, English
Record 3, Synonyms, English
Record 3, Textual support, English
Record number: 3, Textual support number: 1 DEF
Pertaining to a state of matter in which particles are larger than those which ordinarily form crystals. 2, record 3, English, - colloidal
Record 3, French
Record 3, Domaine(s)
- Science du sol
- Mécanique des sols
Record 3, Main entry term, French
- colloïde
1, record 3, French, collo%C3%AFde
correct
Record 3, Abbreviations, French
Record 3, Synonyms, French
Record 3, Textual support, French
Record number: 3, Textual support number: 1 DEF
Qui a les propriétés d'un colloïde [...] renferme des particules dispersées, très grosses qui ne traversent pas les filtres. 2, record 3, French, - collo%C3%AFde
Record 3, Spanish
Record 3, Campo(s) temático(s)
- Ciencia del suelo
- Mecánica del suelo
Record 3, Main entry term, Spanish
- coloidal
1, record 3, Spanish, coloidal
correct
Record 3, Abbreviations, Spanish
Record 3, Synonyms, Spanish
Record 3, Textual support, Spanish
Record 4 - internal organization data 2001-06-29
Record 4, English
Record 4, Subject field(s)
- Geochemistry
Record 4, Main entry term, English
- colloid
1, record 4, English, colloid
correct, noun
Record 4, Abbreviations, English
Record 4, Synonyms, English
- disperse system 2, record 4, English, disperse%20system
correct
Record 4, Textual support, English
Record number: 4, Textual support number: 1 DEF
Matter consisting of a colloid and the medium in which it is dispersed: disperse system. 2, record 4, English, - colloid
Record 4, French
Record 4, Domaine(s)
- Géochimie
Record 4, Main entry term, French
- colloïde
1, record 4, French, collo%C3%AFde
correct, masculine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
Record 4, Textual support, French
Record number: 4, Textual support number: 1 DEF
Particules très petites [...] de substances diverses restant suspendues dans l'eau en fonction de la tension superficielle de celle-ci, de sa viscosité et de la charge électrique des particules. 2, record 4, French, - collo%C3%AFde
Record number: 4, Textual support number: 1 CONT
Les colloïdes sont réputés jouer un rôle important dans les sols, l'altération, la sédimentation et les dépôts hydrothermaux de basse température. Le terme de colloïde groupe deux types de systèmes différents : les dispersions microcristallines (inorganiques) ou les sols hydrophobes (ou lyophobes), sensibles aux traces d'électrolytes, et les dispersions macro-moléculaires (organiques) ou sols hydro- ou lyophiles. Un colloïde est constitué de particules ou micelles formées : d'un granule de composition définie, donnant aux rayons X un spectre plus ou moins net selon le degré d'organisation; et d'ions d'accompagnement provenant du liquide intermicellaire ou d'un des sels générateurs. L'ensemble est électriquement neutre. 3, record 4, French, - collo%C3%AFde
Record number: 4, Textual support number: 2 CONT
[...] les produits de décomposition, sels ou colloïdes, exercent par eux-mêmes des pressions capables de déchausser les grains voisins (variations de volume dues à l'hydratation ou à la cristallisation). 4, record 4, French, - collo%C3%AFde
Record 4, Spanish
Record 4, Textual support, Spanish
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