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[...]... Properties of Solids, Proceedings of the International School of Physics ‘Enrico Fermi’ 34 (Academic Press, New York, 1966) F Wooten, Optical Properties of Solids (Academic Press, San Diego, CA, 1972) P.Y Yu and M Cardona, Fundamentals of Semiconductors (Springer-Verlag, Berlin, 1996) J.M Ziman, Principles of the Theory of Solids, 2nd edition (Cambridge University Press, London, 1972) 2 The interaction of. .. theory – except in the case of metals where non-local effects are also introduced Only simple metals and semiconductors are treated; and we offer the simple description of (weak coupling) broken symmetry – superconducting and density wave – states, all more or less finished chapters of condensed matter physics Current topics of the electrodynamics of the electron states of solids are treated together... in a set of lecture notes, assembled at UCLA for a graduate course on the optical studies of solids In preparing the course it soon became apparent that a modern, up to date summary of the field is not available More than a quarter of a century has elapsed since the book by Wooten: Optical Properties of Solids – and also several monographs – appeared in print The progress in optical studies of materials,... the wavevector q Of course one cannot do justice to all the various interesting effects which arise in the different forms of condensed matter – certain selections have to be made, this being influenced by our prejudices We cover what could loosely be called the electrodynamics of electron states in solids As the subject of what can be termed electrodynamics is in fact the response of charges to electromagnetic... concern will be the optical properties of electrons in solids, and a short guide of the various states which may arise is in order In the absence of interaction with the underlying lattice, and also without electron–electron or electron–phonon interactions, we have a collection of free electrons obeying – at temperatures of interest – Fermi statistics, and this type of electron liquid is called a Fermi... is concerned with the interaction of electromagnetic radiation with matter The theoretical description of the phenomena and the analysis of the experimental results are based on Maxwell’s equations and on their solution for time-varying electric and magnetic fields The optical properties of solids have been the subject of extensive treatises [Sok67, Ste63, Woo72]; most of these focus on the parameters... constants This is followed by the summary of the propagation of light in the medium, and then by the discussion of phenomena which occur at an interface; this finally brings us to the optical parameters which are measured by experiment The three remaining chapters of Part 1 deal with the optical properties of metals, semiconductors, and the so-called broken symmetry states of metals Only simple metals and semiconductors... since Euclid, the interaction of light with matter has aroused interest – at least among poets, painters, and physicists This interest stems not so much from our curiosity about materials themselves, but rather to applications, should it be the exploration of distant stars, the burning of ships of ill intent, or the discovery of new paint pigments It was only with the advent of solid state physics about... 1994) J D Jackson, Classical Electrodynamics, 2nd edition (John Wiley & Sons, New York, 1975) C Kittel, Quantum Theory of Solids, 2nd edition (John Wiley & Sons, New York, 1987) L.D Landau, E.M Lifshitz, and L.P Pitaevskii, Electrodynamics of Continuous Media, 2nd edition (Butterworth-Heinemann, Oxford, 1984) I.M Lifshitz, M.Ya Azbel’, and M.I Kaganov, Electron Theory of Metals (Consultants Bureau,... Press, New York, 1990) D Pines, Elementary Excitations in Solids (Addison-Wesley, Reading, MA, 1963) D Pines and P Noizi` res, The Theory of Quantum Liquids, Vol 1 (Addison-Wesley, e Reading, MA, 1966) J.R Schrieffer, Theory of Superconductivity, 3rd edition (W.A Benjamin, New York, 1983) F Stern, Elementary Theory of the Optical Properties of Solids, in: Solid State Physics 15, edited by F Seitz and