Basic Principles of Spectroscopy |
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Page 57
... nucleus to the screened one . The value of a depends only on the chemical environment of the nucleus , that is , the electronic configuration around the nucleus . Con- sider the following two resonance lines due to nuclei A and B ( Fig ...
... nucleus to the screened one . The value of a depends only on the chemical environment of the nucleus , that is , the electronic configuration around the nucleus . Con- sider the following two resonance lines due to nuclei A and B ( Fig ...
Page 81
... nucleus . In the cartesian coordinates we define the EFGs along the x , y , and z axes 88 Ivv qss = = = a2v მე a2v ay2 22v Əz2 ( 4-2a ) ( 4-26 ) ( 4-2c ) where V is the potential at the nucleus due to some electric charge . In atoms ...
... nucleus . In the cartesian coordinates we define the EFGs along the x , y , and z axes 88 Ivv qss = = = a2v მე a2v ay2 22v Əz2 ( 4-2a ) ( 4-26 ) ( 4-2c ) where V is the potential at the nucleus due to some electric charge . In atoms ...
Page 95
... nucleus . Since only s electrons have nonvanishing wave functions at the nucleus , p and d electrons therefore do not cause the shift in energy levels . Applying Eq . ( 5-12 ) to the source and absorber we see immediately that if there ...
... nucleus . Since only s electrons have nonvanishing wave functions at the nucleus , p and d electrons therefore do not cause the shift in energy levels . Applying Eq . ( 5-12 ) to the source and absorber we see immediately that if there ...
Contents
PREFACE | 11 |
NUCLEAR QUADRUPOLE RESONANCE SPECTROSCOPY | 29 |
MOLECULAR SYMMETRY AND GROUP THEORY | 31 |
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absorption angular momentum applied atomic orbitals bands bond C₁ C₂ Chem chemical shift Chemistry components compounds constant coordinates diagram diatomic molecule dipole electric field electronic transition emission energy levels equation example excited fluorescence frequency given group theory hence intensity interaction irreducible representation laser linear lines magnetic field magnetic moment Magnetic Resonance matrices McGraw-Hill Book Company microwave Microwave Spectroscopy modes of vibration molecular orbital Mössbauer Mössbauer Effect normal modes nuclear quadrupole nucleus obtained optically active oscillator phosphorescence Phys plane point group polarized potential energy protons Quantum Chemistry quantum mechanics quantum number radiation radical Raman Schrödinger equation selection rules shown in Fig shows solution spectra Spectroscopy spectrum spin spin-spin splitting structure symmetry elements symmetry operations technique tion triplet unpaired values vector W. A. Benjamin wave function wavelength Wiley & Sons York Zeeman zero Φι