Creativity Award Extension: Interfacial Rheology- Instrumentation, Theory and Applications (Supplement)
Creativity Award Extension: Interfacial Rheology- Instrumentation, Theory and Applications (Supplement)
批准号:
8401680
负责人:
Darsh Wasan
金额:
$35.7万
依托单位国家:
美国
项目类别:
Continuing Grant
财政年份:
1984
资助国家:
美国
项目状态:
已结题
起止时间:
1984-11-15 至 1990-10-31
中文摘要
界面流变学的基础研究,包括实验和 和理论工作,正在进行的应用泡沫和 乳化稳定性,通过表面活性剂驱油提高石油采收率, 薄液膜工艺。 纵波技术,结合 与横向毛细管波方法,正在开发, 表面张力的变化,并确定动态表面性能 表面活性剂溶液(膜)在液-气和液-液 接口。 本文介绍了改进的面波技术, 显微干涉仪,用于表征动态 与泡沫相关的液体表面活性剂薄膜的行为, 乳液体系 最后,表面粘度的作用, 研究了这些膜的稳定化中的弹性。
英文摘要
Afundamental study in interfacial rheology, involving both experimental and theoretical work, is being conducted with applications to foam and emulsion stability, enhanced oil recovery by surfactant flooding, and thin liquid film processes. The longitudinal wave technique, combined with a transversecapillary wave method, is being developed to detect surface tension changes and to determine the dynamic surface properties of surfactant solutions (films) at both liquid-gas and liquid-liquid interfaces. The improved surface wavetechnique, together with the microinterferometric apparatus, are used tocharacterize the dynamic behavior of thin liquid surfactant films associated with foam and emulsion systems. Finally, the role of surface viscosity and elasticity in the stabilizing of these films is investigated.
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会议论文
Colloidal Films: Local Nanoparticle Self-Structuring and Novel Type of Detergency
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批准号:0553738
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项目类别:Continuing Grant
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资助金额:$0.0万
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财政年份:2006
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负责人:Darsh Wasan
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依托单位:
Colloidal Fluids Wetting Solid Surfaces
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批准号:0100854
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项目类别:Continuing Grant
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资助金额:$20.0万
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财政年份:2001
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负责人:Darsh Wasan
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依托单位:
Mechanisms of Chemical Demulsification
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批准号:9612322
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项目类别:Standard Grant
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资助金额:$15.0万
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财政年份:1997
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负责人:Darsh Wasan
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依托单位:
9th International Conference on Surface and Colloid Science to be Held on July 6-12, 1997 at Sofia University in Bulgaria
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批准号:9708190
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项目类别:Standard Grant
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资助金额:$1.9万
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财政年份:1997
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负责人:Darsh Wasan
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依托单位:
Thin Liquid Films - Structure and Stability
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批准号:9423584
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项目类别:Continuing Grant
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资助金额:$20.02万
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财政年份:1995
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负责人:Darsh Wasan
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依托单位:
Symposium on Thin Liquid Film: Emulsions and Foams, November 13-18, 1994 in San Francisco
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批准号:9413318
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项目类别:Standard Grant
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资助金额:$0.7万
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财政年份:1994
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负责人:Darsh Wasan
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依托单位:
International Conference on Separation Technology to be held in Hawaii, U.S., October 20-25, 1991
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批准号:9114144
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项目类别:Standard Grant
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资助金额:$1.25万
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财政年份:1991
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负责人:Darsh Wasan
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依托单位:
Thin Liquid Films - Structure and Stability
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批准号:9106589
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项目类别:Continuing Grant
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资助金额:$23.7万
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财政年份:1991
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负责人:Darsh Wasan
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依托单位:
U.S. Bulgaria Cooperative Research on Interfacial Rheology
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批准号:8508253
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项目类别:Standard Grant
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资助金额:$4.5万
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财政年份:1985
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负责人:Darsh Wasan
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依托单位:
Interfacial Transport in Multiphase Processes
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批准号:8015717
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项目类别:Standard Grant
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资助金额:$5.36万
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财政年份:1981
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负责人:Darsh Wasan
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依托单位:
Dynamic Effects of Surfactants on Interfacial Viscoelastic Properties
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批准号:8023181
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项目类别:Continuing Grant
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资助金额:$18.03万
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财政年份:1981
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负责人:Darsh Wasan
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依托单位:
Special Foreign Currency Travel Support (In Indian Currency)To Participate in the 33rd Annual Meeting of Indian Inst. OfEngineers; New Delhi, India; December 16 - 21, 1980
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批准号:8024035
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项目类别:Standard Grant
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资助金额:$0.23万
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财政年份:1980
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负责人:Darsh Wasan
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依托单位:
Dynamic Effects of Surfactants on Interfacial Viscoelastic Properties
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批准号:7720164
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项目类别:Continuing Grant
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资助金额:$14.27万
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财政年份:1978
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负责人:Darsh Wasan
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依托单位:
Enhanced Oil Recovery-Oil Bank Formation and Coalescence In Porous Media
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批准号:7614904
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项目类别:Standard Grant
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资助金额:$10.52万
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财政年份:1976
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负责人:Darsh Wasan
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依托单位:
Workshop on Particle Technology -- Research Needs and Priorities to Be Held in Philadelphia, Pennsylvania During August 1975
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批准号:7522522
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项目类别:Standard Grant
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资助金额:$1.1万
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财政年份:1975
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负责人:Darsh Wasan
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依托单位:
Dynamic Effects of Surfactants on Interfacial Flu-Id Properties
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批准号:7402500
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项目类别:Standard Grant
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资助金额:$4.5万
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财政年份:1974
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负责人:Darsh Wasan
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依托单位:
海外基金