Modern Molecular PhotochemistryBenjamin/Cummings Publishing Company, 1978 - 628 páginas Inleiding tot de studie van organische fotochemische reacties |
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Página 46
... nuclear motion . Suppose , however , that the final state possesses a much different value for the equilibrium separation of the nuclei , i.e. , r ; # r ,. In order to change r ; to r ,, some type of nuclear motion must occur . Thus ...
... nuclear motion . Suppose , however , that the final state possesses a much different value for the equilibrium separation of the nuclei , i.e. , r ; # r ,. In order to change r ; to r ,, some type of nuclear motion must occur . Thus ...
Página 155
... nuclear velocity as the system approaches r , the slopes of the potential energy curves near r ,, and the energy separating the states near r The motion of the representative point on the second surface continues until a second region ...
... nuclear velocity as the system approaches r , the slopes of the potential energy curves near r ,, and the energy separating the states near r The motion of the representative point on the second surface continues until a second region ...
Página 273
... Nuclear Polarization and the Experimental Detection of Radical Pairs The Electron Spin Resonance ( ESR ) and Nuclear Magnetic Resonance ( NMR ) Spectra of molecules provide important structural information concerning ( a ) chemical ...
... Nuclear Polarization and the Experimental Detection of Radical Pairs The Electron Spin Resonance ( ESR ) and Nuclear Magnetic Resonance ( NMR ) Spectra of molecules provide important structural information concerning ( a ) chemical ...
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1 | 10 |
Electronic Orbitals Configurations and States | 17 |
7 | 21 |
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absorption acceptor acetone aromatic benzene benzophenone bimolecular bond carbonyl Chem chemical CIDNP collision compounds configuration conrotatory correlation diagram corresponds cyclic cycloaddition Dewar benzene dipole diradical donor efficiency electrocyclic electrocyclic reactions electron spin electronically excited emission energy transfer ethylene example excimer exciplex experimental Figure fluid solution fluorescence formation Franck-Condon hydrogen abstraction intermediate internal conversion intersystem crossing intramolecular jump k₁ kcal/mole ketones lifetime magnetic field mechanism molecular molecule naphthalene nuclear geometry nuclear motion observed occur organic molecules oscillator oxetane oxygen pathway Ph Ph phosphorescence photochemical photochemistry photocycloaddition photon Photophysics photoreactions photosensitized Phys possess processes quantum yield quencher quenching radiationless transitions radiative radical pair rate constant reactant reaction reactive rearrangement representative point result ring S₁ S₁(n S₂ sec¯¹ sec¹ sensitization singlet solvent spectroscopic spectrum spin-orbit coupling structure symmetry T₁ temperature triplet triplet-triplet Turro undergo vibrational x-cleavage Zero Order zwitterionic