An Introduction to Protein 2D IR Spectroscopy
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Transcript of An Introduction to Protein 2D IR Spectroscopy
Introduction to Protein 2D IR Spectroscopy
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Ultrafast Infrared Vibrational Spectroscopy, ed. by Michael D. Fayer (Taylor & Francis, New York, 2013), pp. 361-404.
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Introduction to Protein 2D IR Spectroscopy
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δν
30( 2.6)OHrδν −
OHrÅ
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| s | 2s| as
| 0 |1→ | 0 | s→| 0 | a→|1 | 2→ | | 2s s→ | | 2a a→
| 0 | s→| | 0a →
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| 0 | s→| 0 | a→
| 2 |a a→| 2 |s s→
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1684 7729 3576C NE Eω −
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( , ) ( , ) ( , )t t tμE P
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1 Although formally, the polarization P( ,t) acts as a source input in Maxwell’s equations, to a good approximation, the electric field looks simply like a phase-shifted P( ,t), so that for most purposes it suffices to treat the two as equivalent.
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1 1ω ω− →
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A B C D A B C D A B C DM M M M M M M M M M M Mα α β β α β α β α β β αα β α≠
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