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The Physics of Phonons

The Physics of Phonons

This fully updated second edition of The Physics of Phonons remains the most comprehensive theoretical discussion devoted to the study of phonons a major area of condensed matter physics. It contains exciting new sections on phonon-related properties of solid surfaces atomically thin materials (such as graphene and monolayer transition metal chalcogenides) in addition to nano- structures and nanocomposites thermoelectric nanomaterials and topological nanomaterials with an entirely new chapter dedicated to topological nanophononics and chiralphononics. Although primarily theoretical in approach the author refers to experimental results wherever possible ensuring an ideal book for both experimental and theoretical researchers. The author begins with an introduction to crystal symmetry and continues with a discussion of lattice dynamics in the harmonic approximation including the traditional phenomenological approach and the more recent ab initio approach detailed for the first time in this book. A discussion of anharmonicity is followed by the theory of lattice thermal conductivity presented at a level far beyond that available in any other book. The chapter on phonon interactions is likewise more comprehensive than any similar discussion elsewhere. The sections on phonons in superlattices impure and mixed crystals quasicrystals phonon spectroscopy Kapitza resistance and quantum evaporation also contain material appearing in book form for the first time. The book is complemented by numerous diagrams that aid understanding and is comprehensively referenced for further study. With its unprecedented wide coverage of the field The Physics of Phonons is an indispensable guide for advanced undergraduates postgraduates and researchers working in condensed matter physics and materials science. Features Fully updated throughout with exciting new coverage on graphene nanostructures and nanocomposites thermoelectric nanomaterials and topological nanomaterials. Authored by an authority on phonons. Interdisciplinary with broad applications through condensed matter physics nanoscience and materials science.

GBP 180.00
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Advanced Rail Geotechnology – Ballasted Track

Advanced Rail Geotechnology – Ballasted Track

Ballast plays a vital role in transmitting and distributing the train wheel loads to the underlying track substructure. The load-bearing capacity safe train speed and the levels of noise and vibration as well as passenger comfort depend on the behaviour of ballast through particle interlocking and the corresponding deformation of this granular assembly. Attrition and breakage of ballast occur progressively under heavy and continual cyclic loading causing track deterioration and rail misalignment affecting safety while exacerbating the intensity of track maintenance. In the absence of realistic computational models the track substructure is traditionally designed using mostly empirical approaches. In this book the authors present the detailed information on the strength deformation and degradation aspects of fresh and recycled ballast under monotonic cyclic and impact loading using innovative geotechnical testing devices. A constitutive model for ballast incorporating particle breakage is presented representing a more realistic stress–strain response. The mathematical formulations and numerical models are validated using controlled experimental simulations and fully instrumented field trials. Revised ballast gradation is described to provide greater track resiliency and extended longevity. The book also provides a detailed description of geosynthetics for substructure improvement considering track deterioration caused by particle degradation fouling and impeded drainage. New to this second edition are extensive discussions on subgrade soil stabilisation causes and mechanisms of soil fluidisation (mud pumping) under cyclic loading and preventive and remedial measures to alleviate undue instability of ballast tracks. This book should prove most beneficial for final-year civil engineering students and for postgraduate teaching and learning. It is an ideal supplement for practising railway engineers and researchers engaged in the challenging tasks of future track design for heavier and faster trains. | Advanced Rail Geotechnology – Ballasted Track

GBP 180.00
1