Dynamics Studies of Collision-Induced Dissociation of Polyatomic Ions
Dynamics Studies of Collision-Induced Dissociation of Polyatomic Ions
批准号:
9021014
负责人:
Jean Futrell
金额:
$35.6万
依托单位:
依托单位国家:
美国
项目类别:
Continuing Grant
财政年份:
1991
资助国家:
美国
项目状态:
已结题
起止时间:
1991-01-15 至 1997-06-30
中文摘要
在分析和表面化学的一般领域中,这项研究的重点是多原子离子的碰撞诱导解离的研究。这项工作有望使人们更好地理解这些过程,这可能会在未来商业质谱仪的设计中发挥重要作用。将对一些多原子离子进行系统的研究,即烯醇C3H6O离子、金属羰基离子、芳香离子和氟碳离子。为了了解碰撞诱导解离过程的机制,我们将研究碰撞激活前后电子激发的作用。实验将在一种专门适应这些研究的独特仪器中进行。
英文摘要
The research, in the general area of Analytical and Surface Chemistry, focuses on studies of collision-induced dissociation of polyatomic ions. The work promises to lead to a much better understanding of such processes which may play an important role in the future design of commercial mass spectrometers. A systematic study will be carried out of a number of polyatomic ions, namely enolic C3H6O ions, metal carbonyl ions, aromatic ions and fluorocarbon ions. The role of electronic excitation prior to and after collisional activation will be examined with a view to understanding the mechanism of the collision-induced dissociation process. Experiments will be performed in a unique instrument specially adapted to these studies.
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Purchase of a 400 MHz NMR Spectrometer
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批准号:9315576
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项目类别:Standard Grant
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资助金额:$26.66万
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财政年份:1994
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负责人:Jean Futrell
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依托单位:
Sampling fo Complex Materials for Mass Spectrometric Investigation
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批准号:9413682
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项目类别:Standard Grant
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资助金额:$42.5万
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财政年份:1994
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负责人:Jean Futrell
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依托单位:
Renovation of South Wing of Brown Laboratory
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批准号:9313319
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项目类别:Standard Grant
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资助金额:$200.0万
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财政年份:1993
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负责人:Jean Futrell
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依托单位:
Tamdem Mass Spectrometry Studies of Low Energy and High Energy Collisional Activation MS/MS (Chemistry)
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批准号:8796291
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项目类别:Continuing Grant
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资助金额:$10.91万
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财政年份:1986
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负责人:Jean Futrell
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依托单位:
Tamdem Mass Spectrometry Studies of Low Energy and High Energy Collisional Activation MS/MS (Chemistry)
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批准号:8312069
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项目类别:Continuing Grant
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资助金额:$37.37万
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财政年份:1983
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负责人:Jean Futrell
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依托单位:
Molecular Dynamics Study of Low Energy Electron Transfer Reactions
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批准号:8017794
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项目类别:Continuing Grant
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资助金额:$11.56万
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财政年份:1981
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负责人:Jean Futrell
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依托单位:
Fundamental Studies in Chemical Ionization Mass Spectrometry
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批准号:7308648
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项目类别:Continuing Grant
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资助金额:$5.14万
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财政年份:1973
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负责人:Jean Futrell
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依托单位:
海外基金