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可调式真空紫外(VUV)同步辐射分子束质谱分析
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Engineering
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JoVE Journal
Engineering
Molecular Beam Mass Spectrometry With Tunable Vacuum Ultraviolet (VUV) Synchrotron Radiation
Please note that all translations are automatically generated.
Click here for the English version.
可调式真空紫外(VUV)同步辐射分子束质谱分析
DOI:
10.3791/50164-v
•
09:53 min
•
October 30, 2012
•
Amir Golan
,
Musahid Ahmed
1
Chemical Sciences Division
,
Lawrence Berkeley National Laboratory
Chapters
00:05
Title
01:28
Sample Loading
04:14
Acquisition of a Mass Spectrum
05:19
Acquisition of a Photoionization Efficiency Curve (PIE)
06:48
Plotting a Photoionization Efficiency Curve
08:33
Results: Mass Spectrum and PIE for a Uracil Molecular Beam
09:17
Conclusion
Summary
Automatic Translation
English (Original)
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Automatic Translation
加上可调谐的真空紫外同步辐射光电离质谱计在分子束提供了一个方便的工具来探索孤立的气相分子和簇的电子结构。 DNA碱基二聚体的质子转移机制,用这种方法鉴定。
Tags
Molecular Beam
Mass Spectrometry
Tunable Vacuum Ultraviolet (VUV) Synchrotron Radiation
Soft Ionization
Photoionization
Biomolecules
DNA Bases
Non-covalent Interactions
Hydrogen Bonding
Stacking
Electrostatic Interactions
Uracil
1
3-dimethyluracil
Proton Transfer
Photoionization Dynamics
Electronic Structure
Molecular Beam Technique
Synchrotron Radiation
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