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Phonon Scattering in Condensed Matter PDF

495 Pages·1980·13.414 MB·English
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Ifunon Scattering In Condensed Matter Phonon Scattering In Condensed Matter Edited by Humphrey J. Maris Brown University Providence, Rhode Island PLENUM PRESS· NEW YORK AND LONDON Library of Congress Cataloging in Publication Data International Conference on Phonon Scattering in Condensed Matter, 3d, Brown University, 1979. Phonon scattering in condensed matter. Includes indexes. 1. Phonons-Scattering-Congresses. 2. Solid state physics-Congresses. 3. Amor phous substances-Congresses. 4. Semiconductors-Congresses. I. Maris, Humphrey J. II. Title. QCI76.8.P5I57 1979 539.7'217 80-401 ISBN-13: 978-1-4613-3065-3 e-ISBN-13: 978-1-4613-3063-9 001: 10.1007/978-1-4613-3063-9 Proceedings of the Third International Conference on Phonon Scattering in Condensed Matter, held at Brown University, Providence, Rhode Island, August 28-31,1979. ©1980 Plenum Press, New York Softcover reprint of the hardcover 15t edition 1980 A Division of Plenum Publishing Corporation 227 West 17th Street, New York, N. Y. 10011 All rights reserved No part of this book may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, microfilming, recording, or otherwise, without written permission from the Publisher I N T ERN A T ION A LAD V ISO R Y COM MIT TEE A. C. Anderson (University of Illinois) W. E. Bron (University of Indiana) L. J. Challis (University of Nottingham) E. R. Dobbs (London University) W. Eisenmenger (Stuttgart University) T. Ishiguro (Electrotechnical Laboratory, Japan) J. Joffrin (Institut Laue-Langevin, Grenoble) I. M. Khalatnikov (Institute for Theoretical Physics, Moscow) H. Kinder (Technical University, Munich) P. G. Klemens (University of Connecticut) R. L. Melcher (IBM, New York) V. Narayanamurti (Bell Laboratories, New Jersey) K. Weiss (Philips Laboratories, Eindhoven) LOCAL ORGANIZING COMMITTEE H. J. Maris (Brown University) Chairman C. Elbaum (Brown University) J. D. N. Cheeke (University of Sherbrooke) v Preface The Third International Conference on Phonon Scattering in Condensed Matter was held at Brown University, Providence, Rhode Island from August 28-31, 1979. The previous conferences in this series were held at Nottingham in 1975, and in France at Paris and Ste Maxime in 1972. Until about 15 years ago phonon scattering was studied almost exclusively by measurements of thermal conductivity. This approach has the severe limitation that the result obtained for the phonon scattering rate is actually the average of the scattering for all of the phonons in the sample. Thus, no distinction can be made between phonons of different polarization, direction of propagation, or energy. During the 1960's several significant developments occurred. The most important of these was the application by Von Gutfeld and Nethercot of the "heat-pulse" method, previously used only in liquid helium, to the investigation of phonons in crystals. This approach makes possible the study of the propagation and scat tering of phonons of known polarization and propagation direction. The early heat-pulse experiments used phonon generators which pro duced phonons having a broad distribution of energies and, in addi tion, the phonon detectors were sensitive to phonons of all energies. Since that time much research has been carried out to devise "mono chromatic" phonon generators and detectors, and several.successful techniques have been developed. These techniques include the use of superconducting tunnel junctions, spin-phonon spectrometers, and the direct generation of phonons by infra-red lasers. This combin ation of the original heat-pulse technique with the new methods of detection and generation has made the study of phonon scattering a very active area of research in the last few years, and it was the purpose of the conference to bring together specialists in this field. Areas of particular emphasis at the conference were the study of phonon scattering in amorphous materials, phonon trans mission across interfaces (the Kapitza resistance problem), phonon scattering by free and bound electrons in semiconductors, and phonon propagation in elastically anisotropic materials (phonon focusing). vii viii PREFACE The conference was attended by 145 delegates from 18 countries. Ten invited papers and 95 contributed papers were read. In addition to the formal presentation of papers the scientific program included discussion sessions on the Kapitza resistance and on amorphous materials. These were chaired by K. Weiss and S. Hunklinger respec tively. The social program included a traditional New England clambake held at the Haffenreffer Estate on Narragansett Bay. These proceedings include all papers presented at the confer ence. Questions and comments made after each paper were tape record ed, and an edited version of these is included in these proceedings. Only those questions or comments that were judged to add signifi cantly to the usefulness of this volume have been retained. The conference was supported by a grant from the National Science Foundation. Additional financial support was provided by the Materials Research Laboratory at Brown University (also sup ported by the National Science Foundation), and by the Valpey Fisher and Matec Corporations. The conference was sponsored by the International Union of Pure and Applied Physics. I should also like to thank the international advisory committee for their helpful suggestions regarding invited speakers, and C. Elbaum and J.D.N. Cheeke for their valiant labors as members of the local committee. Special thanks go to E. Zigas, C. Huber, J. J. McLaughry, R. Zeller, R. Mayer, F. Bucholtz, and A. Beierle for their various contribu tions to the success of the conference. Humphrey J. Haris Contents AMORPHOUS MATERIALS Session Chairmen: P. G. Klemens, J. K. Wigmore, and J. D. N. Cheeke Phonon Scattering in Metallic Glasses (invited paper) .. .... 1 J. L. Black Echo Phenomena in Disordered Solids (invited panp --: •• 11 B. Golding and J. E. Graebner Further Study of the "Glassy" Low Temperature Properties of Irradiated Crystalline Quartz .. 21 C. Laermans and B. Daudin Effect of Thermal Treatments on the Low Temperature Specific Heat of Vitreous Silica 25 J. C. Lasjaunias, G. Penn, and M. Vandorpe Electrical Polarizability of Phonon Scattering States in Glasses ............ .. 29 A. K. Raychaudhuri Heat Pulse Experiments at Very Low Temperatures in Vitreous Silica ............. . 33 J. E. Lewis and J. C. Lasjaunias Inelastic Phonon Scattering in Glass .................. 37 W. Dietsche and H. Kinder Phonon Density of States and Specific Heat of Amorphous and Crystalline Selenium ............... . 41 R. Calemczuk and R. Lagnier ix x CONTENTS Phonon Scattering in Glasses and Highly Disordered Crystals ....... . 45 A. K. Raychaudhuri, J. M. Peech, and R. O. Pohl Dispersion and the Thermal Conductivity of Si02 49 D. P. Jones, J. J~ckle, and W. A. Phillips Ultrasonic Measurements on Aluminosilicate and Borate Glasses ..•.••.• 53 M. J. Lin and R. L. Thomas Ultrasonic Measurements in Na~Alumina at Low Temperatures .. .. .. .. .• .. 57 P. Doussineau, R. G. Leisure, A. Levelut, and J.-Y. Prieur High Resolution Studies of Brillouin Scattering in Amorphous Materials .. •. .. .• .. .. .. .. .. 61 R. Vacher, H. Sussner, M. Schmidt, and S. Hunklinger Saturation of the Acoustic Attenuation and Relaxation of the Two-Level Systems by the Electrons in Amorphous NiP 65 P. Doussineau and A. Robin Ultrasonic Studies of Metallic Glasses ..... . 69 H. Araki, G. Park, A. Hikata, and C. Elbaum Ultrasonic Absorption in the Superconducting Amorphous Metal PdZr.. ....... . 73 G. Weiss, W. Arnold, and H. J. Glintherodt Spectral Diffusion and Ultrasonic Atten~ation in Amorphous Materials .. 77 W. Arnold, J.L. Black, and G. Weiss SPIN-PHONON INTERACTIONS Session Chairmen~ W. E. Bron and A. M. de Goer Stress Effects in the Scattering of Thermal Phonons by Jahn-Teller Impurities in MgO .. 81 J. K. Wigmore, J. L. Patel, X. H. Mkhwanazi, and J. R. Fletcher 3+ Phonon Spectroscopy of Mn in MgO.. .. .. .. 85 F. Hasan, P. J. King, D. J. Monk, D. T. Murphy, V. W. Rampton, and P. C. Wiscombe CONTENTS xi Acoustic Paramagnetic Resonance of Cr2+ in CaO " " .. .. " .. " .. 89 V. W. Rampton, P. C. Wiscombe, and J. R. Fletcher Low Temperature Thermal Conductivity of TmV04 and TmAsO~ Crystals 93 B. Daudin, A. M. de Goer, and S. H. Smith Acoustic Faraday and Cotton-Mouton Effects in Paramagnetic Crystals .. 97 J. W. Tucker Acoustic Relaxation Loss Due to Ni3+ Ions in A1203 .. .. .. .. ....... . 101 P. J. King and D. J. Monk Phonon Spectroscopy of Ion Pairs in A1203 .. " " •. .... 105 F. Hasan, P. J. King, D. T. Murphy, and V. W. Rampton Observation of Hyperfine Splitting of the Levels of V3+ Ions and Pairs by Phonon Spectroscopy .. 109 L. J. Challis, A. A. Ghazi, D. J. Jeffries, and M. N. Wybourne The Observation of Anomalous Ion Sites in A1203 by Phonon Frequency Crossing Spectroscopy ... , ..... , 113 A. A. Ghazi, L. J. Challis, D. L. Williams, and J. R. Fletcher Harmonic Phonon Absorption in a Coupled Spin-Phonon System .. ....... . 117 F. W. Sheard Phonon Scattering by Chromium Ions in GaAs 121 L. J. Challis and A. Ramdane PHONON-PHONON INTERACTIONS Session Chairman: P. J. King Two-Fluid Equations for Phonons with and wi thout Momentum .. .. ., .. •. .. .. .. .. .. 125 A. Thellung Two-Fluid Theory of Phonon Scattering in Dielectric Crystals ..... . .............. 129 B. H. Armstrong CONTENTS Analysis of the Macroscopic Equations for Second Sound in Solids •• 133 W. C. Overton, Jr. High Temperature Crystals: Limitations on the Phonon Description 137 R. A. MacDonald and R. D. Mountain Phonon Resonant Absorption Probed by Acousto-Optic Interaction in Some Ionic Molecular Crystals 141 F. Michard and B. Perrin Decay of Optical into Acoustical Phonons •.••••..•.••.• 145 D. Huet and J. P. Maneval Acoustic-Optical Phonon Interactions in Solids •.•.••.•.. 149 G. P. Srivastava HELIUM Session Chairman: Y. Narahara 3 Effects of He Impurities on the Acoustic Properties of hcp 4He .•.•.•.•.• 153 I. Iwasa and H. Suzuki Phonon-Quasiparticle Coupling in Dilute He3_He4 Mixtures .••••• 157 F. Guillon and J. P. Harrison Velocity of Roton Second Sound 161 R. W. Cline and H. J. Maris Interface Effects and the Propagation of Well Developed Second Sound Pulse Trains in Thin Slabs of Solid 4He .••••••• 165 G. P. Dance and S. J. Rogers Measurements of the Specific Heat of Liquid and Solid 4He in a Confined Geometry at Low Temperatures •••••••••• .• 169 B. Hebral, G. Frossati, H. Godfrin, D. Thoulouze, and A. S. Greenberg

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