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通过电子顺磁共振和校准气体流量探索碳表面的激进性质

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Exploring the Radical Nature of a Carbon Surface by Electron Paramagnetic Resonance and a Calibrated Gas Flow

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通过电子顺磁共振和校准气体流量探索碳表面的激进性质

DOI:

10.3791/51548-v

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10:34 min

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April 24, 2014

•

Uri Green², Yulia Shenberger, Zeev Aizenshtat, Haim Cohen⁴, Sharon Ruthstein

¹Chemistry Institute,The Hebrew University of Jerusalem, ²Biological Chemistry Department,Ariel University, ³Chemistry Department, Faculty of Exact Science,Bar Ilan University, ⁴Chemistry Department,Ben-Gurion University

Chapters

00:05Title
02:02Preparing Carbon Samples
04:29Loading EPR 3 mm Quartz Tubes and Setting Up the Flow System
06:09EPR Measurement
07:10Results: Characterization of Carbon Radicals via EPR Measurements of Coal Samples
09:33Conclusion

Summary

자동 번역

稳定自由基存在于碳底物通过海森堡自旋交换与顺磁氧相互作用。这种相互作用可以显著STP条件下，通过在碳制流动的反磁性气体减少。这个手稿描述了一个简单的方法来描述这些自由基的性质。

Tags

Carbon Radicals Electron Paramagnetic Resonance EPR Oxidation Carbon Structure Heisenberg Spin Exchange Molecular Oxygen Diamagnetic Gas Macropore System

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