'Transition dipole' diaporamas de présentation

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834 views • 83 slides

Spectroscopy of Macromolecules

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Emission spectroscopy (mainly fluorescence spectroscopy)

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Emission spectroscopy (mainly fluorescence spectroscopy)

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Chromonic Liquid Crystals: A New Form of Soft Matter

Chromonic Liquid Crystals: A New Form of Soft Matter. Peter J. Collings Department of Physics & Astronomy Swarthmore College Department of Physics, Williams College April 6, 2007. Return to "Recent Talks" Page. Acknowledgements. Chemists and Physicists

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7. Optical Processes in Molecules

7. Optical Processes in Molecules. 7.1. The intensities of the spectral lines 7.2. Linewidths 7.3. The characteristics of electronic transitions 7.3.1 The vibrational structure 7.3.2 ??? * transition 7.4. The fates of electronically excited states 7.4.1 Fluorescence

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Lecture 34 Rotational spectroscopy: intensities

Lecture 34 Rotational spectroscopy: intensities.

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Lecture 34 Rotational spectroscopy: intensities

Lecture 34 Rotational spectroscopy: intensities. Rotational spectroscopy. In the previous lecture, we have considered the rotational energy levels. In this lecture, we will focus more on selection rules and intensities. Selection rules and intensities (review). Transition dipole moment

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Transitions

Transitions. Some questions. Rotational transitions Are there any? How intense are they? What are the selection rules?. Vibrational transitions Are there any? How intense are they? What are the selection rules? Can the rotational state change in a vibrational transition?.

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