A Modification of the Free-Electron Model for Cyclic Polyenes

Articles in the same Issue

1. Experimental Realization of Stokes Modes of the Pipe by Lorentz Excitation
2. Nitrogen Nuclear Quadrupole Resonance Dips in the Proton Spin Relaxation Dispersion of Nematic and Smectic Thermotropic Liquid Crystals
3. Molecular Motion in Solid Tetrapropylammonium Bromide and Iodide
4. Bending Energy Minimisation Criterion for Molecular Geometry in XY₃ Pyramidal Systems
5. A Modification of the Free-Electron Model for Cyclic Polyenes
6. Differential Thermal Analysis and Dielectric Studies on Neopentanol under Pressure
7. Dielectric Relaxation of Liquid Alicyclic Alcohols
8. About the Radical Formation in the Pyrolysis of Formic Acid at High Temperatures
9. Quadrupole Hyperfine Structure in the Rotational Spectra of Sulfur Dichloride
10. Lattice Vibration Spectra. LXXV. IR Single Crystal Reflection Spectra of Sr(ClO₃)₂
11. Nuclear Quadrupole Coupling in the Rotational Spectrum of Thionyl Chloride
12. Quadrupole Hyperfine Structure in the Rotational Spectra of Sulfuryl Chloride
13. Interrelation Between Molecular Motions and Structure in Solid Trimethylamine-boron-trichloride as Studied by NMR
14. A Technique to Classify the Similarity Solutions of Nonlinear Partial (Integro-)Differential Equations. I. Optimal Systems of Solvable Lie Subalgebras