Electronic and Magnetic Properties of Pure and Structured Cuprate Superconductors: A Raman Scattering and Ellipsometry StudyCuvillier Verlag, 2004 - 90 pages |
Contents
Introduction | 1 |
Experimental Techniques | 13 |
Pure Compounds | 19 |
YnmPr Superlattices | 41 |
Conclusions | 67 |
Acknowledgements | 74 |
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Common terms and phrases
antiferromagnetic antiferromagnetic order Bäckström Bock Budelmann c-axis Cardona charge carriers charge-carrier cm-¹ cm¯¹ compounds Cooper pairs cryostat cuprate planes cuprate superconductors cuprates dashed decreasing dielectric function doping Drude Drude model Drude-like electronic ellipsometry excitation energy Fano high-energy high-temperature high-temperature superconducting incident photon indicated interface investigate laser lattice layers Lett line shape M.V. Klein matrix elements measured Merkt metallic Néel temperature nm film observed optical conductivity optical properties orthorhombic overdoped oxygen pair-breaking peak phase phonon phonon frequency phonon modes Phys PHYSICAL REVIEW polarized proximity effect Raman scattering Raman spectra ramp region Rübhausen sample scattering configurations scattering geometries scattering rate self-energy setup shown in Fig shows solid line spectral range spectral weight spectrometer spectroscopic ellipsometry substrate superconducting order parameter superconductivity-induced superlattices symmetry temperature dependence thickness transition two-magnon excitation two-magnon peak two-phonon underdoped unit cell vibration YBCO