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单词 surface-active
释义

Definition of surface-active in English:

surface-active

adjective
  • (of a substance, such as a detergent) tending to reduce the surface tension of a liquid in which it is dissolved.

    some preservatives are inactivated by non-ionic surface-active agents
    Example sentencesExamples
    • Upon separation, the surfactants lose all surface-active behavior.
    • It has been shown that such interdigitated lamellar phases are formed with soluble surface-active molecules that interact with the polar headgroups of the lipids.
    • However, the mechanisms promoting transformation of these compact particles into surface-active components is still poorly understood.
    • These aerosol particles are mainly comprised of organic matter, produced by plankton and are concentrated at the ocean surface due to its surface-active properties.
    • The presence of a minimum is commonly attributed to surface-active impurities.
    • The method might also prove highly valuable for the investigation of surface-active substances other than pulmonary surfactant.
    • Our isotherm results demonstrate that P188 is a highly surface-active copolymer.
    • If surface tension does contribute significantly, surface-active agents designed to safely and favorably modulate surface tension might be used to increase recoil in emphysema.
    • Normal pulmonary function requires the presence of a surface-active material at the air/liquid interface of the alveolar hypophase.
    • This will then allow observing directly the structure-function relationship of pulmonary surfactant and any other surface-active substance.
    • An important case of adsorption on liquid surfaces is that of surface-active or surfactant molecules at the water-air or water-oil interface.
    • On the other hand, a haphazard increase in surface tension or selection of a surface-active material with undesirable biological effects could have dangerous consequences.
    • To weaken the surface of the emulsion droplets and reduce stability, extra emulsifiers such as mono- and diglycerides (small molecule surface-active agents) are added to the emulsion.
    • For example, changes induced in the capacitance relaxation parameters have been used to help characterize the interaction of surface-active molecules with bilayers.
    • Such specific interactions may lead to formation of highly surface-active lipid-protein complexes as well as sorting of lipids at the lung air-water interface.
    Synonyms
    cleaning, cleansing
 
 

Definition of surface-active in US English:

surface-active

adjectiveˈsərfəsˌaktiv
  • (of a substance, such as a detergent) tending to reduce the surface tension of a liquid in which it is dissolved.

    some preservatives are inactivated by nonionic surface-active agents
    Example sentencesExamples
    • The method might also prove highly valuable for the investigation of surface-active substances other than pulmonary surfactant.
    • However, the mechanisms promoting transformation of these compact particles into surface-active components is still poorly understood.
    • These aerosol particles are mainly comprised of organic matter, produced by plankton and are concentrated at the ocean surface due to its surface-active properties.
    • Our isotherm results demonstrate that P188 is a highly surface-active copolymer.
    • For example, changes induced in the capacitance relaxation parameters have been used to help characterize the interaction of surface-active molecules with bilayers.
    • Upon separation, the surfactants lose all surface-active behavior.
    • It has been shown that such interdigitated lamellar phases are formed with soluble surface-active molecules that interact with the polar headgroups of the lipids.
    • Normal pulmonary function requires the presence of a surface-active material at the air/liquid interface of the alveolar hypophase.
    • To weaken the surface of the emulsion droplets and reduce stability, extra emulsifiers such as mono- and diglycerides (small molecule surface-active agents) are added to the emulsion.
    • This will then allow observing directly the structure-function relationship of pulmonary surfactant and any other surface-active substance.
    • If surface tension does contribute significantly, surface-active agents designed to safely and favorably modulate surface tension might be used to increase recoil in emphysema.
    • The presence of a minimum is commonly attributed to surface-active impurities.
    • Such specific interactions may lead to formation of highly surface-active lipid-protein complexes as well as sorting of lipids at the lung air-water interface.
    • On the other hand, a haphazard increase in surface tension or selection of a surface-active material with undesirable biological effects could have dangerous consequences.
    • An important case of adsorption on liquid surfaces is that of surface-active or surfactant molecules at the water-air or water-oil interface.
    Synonyms
    cleaning, cleansing
 
 
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更新时间:2024/12/22 18:33:32