An NMR Study of the Metal-insulator Transition in Tantalum-doped Sodium Tungsten Bronze |
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Results 1-3 of 7
Page 44
... Lightsey , P. A. , Phys . Rev. B 8 , 3586 , ( 1973 ) . 10. DeJong , B. H. W. S. , G. C. Danielson , and H. R. Shanks , Bull . Am . Phys . Soc . II , 20 , 486 ( 1975 ) . 11. Koop , L. , B. N. Harmon , and S. H. Liu , Solid State Commun ...
... Lightsey , P. A. , Phys . Rev. B 8 , 3586 , ( 1973 ) . 10. DeJong , B. H. W. S. , G. C. Danielson , and H. R. Shanks , Bull . Am . Phys . Soc . II , 20 , 486 ( 1975 ) . 11. Koop , L. , B. N. Harmon , and S. H. Liu , Solid State Commun ...
Page 70
... Lightsey 17 has developed a model which explains the colors of Na WO2 in terms of a free - electron plasma edge that sweeps through visible wavelengths as x is varied . If Lightsey's model , or something similar , is correct , then the ...
... Lightsey 17 has developed a model which explains the colors of Na WO2 in terms of a free - electron plasma edge that sweeps through visible wavelengths as x is varied . If Lightsey's model , or something similar , is correct , then the ...
Page 172
... Lightsey , P. A. Phys . Rev. B 8 , 3586 , ( 1973 ) . • Lightsey , P. A. , Ph . D. Thesis ( unpublished ) , Cornell University , 1972 . Lightsey , P. A. , D. A. Lilienfeld , and D. F. Holcomb , Phys . Rev B 14 , 4730 ( 1976 ) ...
... Lightsey , P. A. Phys . Rev. B 8 , 3586 , ( 1973 ) . • Lightsey , P. A. , Ph . D. Thesis ( unpublished ) , Cornell University , 1972 . Lightsey , P. A. , D. A. Lilienfeld , and D. F. Holcomb , Phys . Rev B 14 , 4730 ( 1976 ) ...
Contents
Previous Work on the Tungsten Bronzes | 29 |
Sample Preparation and Analysis | 46 |
Experimental Techniques and Apparatus | 72 |
6 other sections not shown
Common terms and phrases
absorption line absorption line shape Altshuler Anderson localization Aronov baking Bohr radius boxcar bronze samples chapter Clark composition conduction band conduction electron conduction electron concentration contact interaction core polarization correlation coulomb cubic phase curves for samples density diffusion runs disorder distribution doped semiconductor Doumerc energy EPMA eq'n experimental Fermi level Fermi surface Figure homogeneous Hubbard model inhomogeneously insulating samples insulating side Knight shift Korringa relation Larmor frequency lattice constant Lett Lightsey linewidth M-I transition Magnetization recovery curves Marcus measured melt metal-insulator metallic samples micron Mott msec Na₂ WO4 Narath nearest neighbor NMR properties non-exponential nuclear magnetization nuclei orbitals particles Phys predicts pulse quartz ratio resonance rigid band model scaling theory scattering signal sodium content spectrometer spin diffusion spin echo spin-lattice relaxation spin-lattice relaxation rate T₁ T₂ Ta-doped samples tantalum tantalum-doped temperature dependence Thesis unpublished tungsten tungsten bronze Tunstall WO₂ x-ray