Spectroscopic Studies of (a) Defect Activities of Icelike Solids and (b) Structures of Ion-Pair Solvents
Spectroscopic Studies of (a) Defect Activities of Icelike Solids and (b) Structures of Ion-Pair Solvents
批准号:
8719998
负责人:
J. Paul Devlin
金额:
$24.52万
依托单位国家:
美国
项目类别:
Continuing Grant
财政年份:
1988
资助国家:
美国
项目状态:
已结题
起止时间:
1988-06-01 至 1991-11-30
中文摘要
这项研究是实验物理化学的一部分, 程序,旨在了解氢中的缺陷现象 保税系统。 这项研究将导致新的见解, 冰晶生长和成核的机理, 对技术的重要性, 农业作物的机制的理解, 在质子通过细胞壁运输中的重要性。 界面效应对近界面缺陷活动的影响 将研究表面,以建立 缺陷活动和冰状结构的能力, 从亚稳态生长。 两种质子中的离子对研究 和非质子溶剂也将被探索。 实验 将使用红外和拉曼技术进行 室温和低温系统的光谱学。 重点 将支付矩阵溶剂化光谱之间的比较 和其他人获得的玻璃化的相应光谱 水系统
英文摘要
This research, part of the Experimental Physical Chemistry Program, is designed to understand defect phenomena in hydrogen bonded systems. This research will lead to new insights into the mechanisms of ice crystal growth and nucleation, a field of importance to technologies varying from protection of agricultural crops to the understanding of the mechanisms of importance in transport of protons through cell walls. The influence of interfacial effects on defect activities near surfaces will be studied to establish the relationships between defect activities and the ability of ice like structures to grow from metastable phases. Ion pair studies in both protic and aprotic solvents will also be explored. The experiments will be performed using the techniques of infrared and Raman spectroscopy on room and low temperature systems. Emphasis will be paid to comparisons between matrix solvation spectra and the corresponding spectra obtained by others for vitrified aqueous systems.
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Action-at-a-Distance via Ice-Like point Defects: Relating Catalytic Gas-Hydrate Formation and Antifreeze Protein Action to Epitaxial Growth of Gas Hydrates
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批准号:1566600
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项目类别:Standard Grant
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资助金额:$29.71万
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财政年份:2016
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负责人:J. Paul Devlin
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依托单位:
Exploring the Physical Chemistry of the Catalysis-Based All-Vapor Instant Formation of Gas Hydrates at Moderate P and T (180-220 K)
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批准号:1213732
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项目类别:Standard Grant
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资助金额:$26.05万
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财政年份:2012
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负责人:J. Paul Devlin
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依托单位:
Exploring the Physical Chemistry of Clathrate Hydrates at Low Pressures and Temperatures (100-150K)
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批准号:0809480
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项目类别:Standard Grant
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资助金额:$22.2万
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财政年份:2008
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负责人:J. Paul Devlin
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依托单位:
Physics and Chemistry of Hydrogen-Bonded Nanoparticles and Their Interactions with Strong Adsorbates
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批准号:0243019
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项目类别:Continuing Grant
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资助金额:$29.4万
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财政年份:2003
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负责人:J. Paul Devlin
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依托单位:
Spectroscopic and Simulation Studies of Ice Surface Interactions with Intermediate and Strong Adsorbates: Physics and Chemistry of Molecular Nanoparticles
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批准号:9983185
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项目类别:Standard Grant
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资助金额:$22.36万
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财政年份:2000
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负责人:J. Paul Devlin
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依托单位:
Spectroscopic and Simulation Studies of Structures and Mobilities of Icy Surfaces and Adsorbates
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批准号:9617120
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项目类别:Standard Grant
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资助金额:$22.49万
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财政年份:1997
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负责人:J. Paul Devlin
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依托单位:
Spectroscopic Studies of Structures and Defect Activities of Icy Clusters and Thin Films
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批准号:9319176
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项目类别:Continuing Grant
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资助金额:$26.16万
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财政年份:1994
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负责人:J. Paul Devlin
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依托单位:
Spectroscopic Studies of Structures and Defect Activities ofIcy Clusters and Thin Films
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批准号:9023277
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项目类别:Continuing Grant
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资助金额:$21.63万
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财政年份:1991
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负责人:J. Paul Devlin
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依托单位:
Spectroscopic Studies of the Structures and Dynamics of Ionic Systems
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批准号:8420961
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项目类别:Continuing Grant
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资助金额:$18.75万
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财政年份:1985
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负责人:J. Paul Devlin
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依托单位:
Spectroscopic Studies of the Structures and Dynamics of Ionic Systems (Chemistry)
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批准号:8209702
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项目类别:Continuing Grant
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资助金额:$16.49万
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财政年份:1982
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负责人:J. Paul Devlin
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依托单位:
Spectroscopic Studies of the Structures and Dynamics of Ionic Systems
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批准号:7925567
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项目类别:Continuing Grant
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资助金额:$9.87万
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财政年份:1980
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负责人:J. Paul Devlin
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依托单位:
Acquisition of a Fourier Transform Infrared Spectrometer
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批准号:7801764
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项目类别:Standard Grant
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资助金额:$5.4万
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财政年份:1978
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负责人:J. Paul Devlin
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依托单位:
Spectroscopic Studies of Structures of Ionic Systems
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批准号:7709653
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项目类别:Continuing Grant
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资助金额:$12.8万
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财政年份:1977
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负责人:J. Paul Devlin
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依托单位:
A Vibrational Study of Structures of Ionic Systems
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批准号:7417689
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项目类别:Continuing Grant
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资助金额:$13.44万
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财政年份:1974
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负责人:J. Paul Devlin
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依托单位:
Raman Spectra of Matrix Isolated Species- Infrared Spectra And Conductivities of Charge-Transfer Systems
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批准号:7001977
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项目类别:Standard Grant
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资助金额:$0.0万
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财政年份:1970
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负责人:J. Paul Devlin
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依托单位:
海外基金