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Author : Alois Wurger
Publisher :
ISBN 13 : 9783662148297
Total Pages : 232 pages
Book Rating : 4.1/5 (482 download)
Download or read book From Coherent Tunneling to Relaxation written by Alois Wurger and published by . This book was released on 2014-01-15 with total page 232 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Author : Alois Würger
Publisher : Springer
ISBN 13 : 3540685316
Total Pages : 219 pages
Book Rating : 4.5/5 (46 download)
Download or read book From Coherent Tunneling to Relaxation written by Alois Würger and published by Springer. This book was released on 2007-09-28 with total page 219 pages. Available in PDF, EPUB and Kindle. Book excerpt: From Coherent Tunneling to Relaxation is an impressive review of ten years of progress in our understanding of interacting tunneling systems. The dielectric and elastic response of (111) off-center impurities in alkalide halides is investigated in detail and the coherent motion of an impurity pair is discussed in view of recently observed rotary echoes. The low-temperature properties of defect crystals with an impurity concentration higher than 100 ppm are reviewed and the dipolar interaction is shown to drive the cross-over to relaxational dynamics. This comprehensive presentation of the theory is illustrated by experimental data for lithium, cyanide, and hydroxyl impurities in various host crystals. This monograph is an ideal reference book for scientists working with defect crystals and glasses
Author : Walter E. Bron
Publisher : Springer Science & Business Media
ISBN 13 : 1461529549
Total Pages : 398 pages
Book Rating : 4.4/5 (615 download)
Download or read book Ultrashort Processes in Condensed Matter written by Walter E. Bron and published by Springer Science & Business Media. This book was released on 2012-12-06 with total page 398 pages. Available in PDF, EPUB and Kindle. Book excerpt: The Advanced Study Institute (AS!) considered a number offacets of the very rapidly advancing field of theoretical and experimental aspects of ultrashort processes in condensed matter. Common threads exist between a series of example cases. One major subgroup of topics involves the ultrashort dynamics of excitations of various "particles" produced through the interactions of condensed matter with ultrashort duration laser light. Examples ofthe excitations include electronic and hole carriers, electron-hole plasma, phonons, vibrons and rotons, two phonon states, and excitons. Experimentation on the dynamics of such excitations, are carried out in the bulk, at surfaces, in thin films, and in quantum wells. The dynamical steps which the excitations usually undergo include photo-excitation, local thermalization, particle-particle interaction, particle phonon interactions and eventual return to true thermal equilibrium. This ASI was organized to benefit particularly advanced graduate students, specifically, those near the end of their Ph.D. thesis projects, and also for postdoctoral scholars already active in the field. The overall organizational goal was centered around a set oftutorially based lectures intermingled with full scale discussion periods of equal time and importance as the lectures. The general discussion periods were designed to offer to the participants ample time to ask detailed questions and to make comments and contributions of their own. In order to complete the involvement of the participants a full length poster session was also held. A representative set of abstracts of these posters appear as an Appendix to the lectures.
Author : Jagdeep Shah
Publisher : Springer Science & Business Media
ISBN 13 : 3662032996
Total Pages : 386 pages
Book Rating : 4.6/5 (62 download)
Download or read book Ultrafast Spectroscopy of Semiconductors and Semiconductor Nanostructures written by Jagdeep Shah and published by Springer Science & Business Media. This book was released on 2013-11-11 with total page 386 pages. Available in PDF, EPUB and Kindle. Book excerpt:
Author : V.I. Gol'danskii
Publisher : Routledge
ISBN 13 : 1351406701
Total Pages : 334 pages
Book Rating : 4.3/5 (514 download)
Download or read book Tunneling Phenomena in Chemical Physics written by V.I. Gol'danskii and published by Routledge. This book was released on 2021-10-15 with total page 334 pages. Available in PDF, EPUB and Kindle. Book excerpt: Surveys the contemporary concepts and theoretical and experimental results of tunneling processes. Examines from a unified viewpoint not only chemical reactions but also other physical physicochemical and biological phenomena in which the tunneling effect is of great importance. Covers the general ideas of tunneling, the low temperature chemical reactions that manifest tunneling mechanisms, tunneling effects in amorphous materials, quantum diffusion and surface phenomena in quantum crystals, hopping diffusion and tunneling scavenging of electrons, and tunneling effects in biological systems.
Author : Tord Claeson
Publisher : World Scientific
ISBN 13 : 9789812383532
Total Pages : 590 pages
Book Rating : 4.3/5 (835 download)
Download or read book Condensation and Coherence in Condensed Matter written by Tord Claeson and published by World Scientific. This book was released on 2003 with total page 590 pages. Available in PDF, EPUB and Kindle. Book excerpt: In 2001, the Nobel Foundation celebrated the 100th anniversary of the first Nobel Prize, and all previous Nobel laureates were invited to attend the Nobel ceremonies in Stockholm. This gave an excellent opportunity for arranging jubilee symposia with topics that would attract several of the laureates. The chosen subject of ?Condensation and Coherence in Condensed Systems? attracted sixteen Nobel laureates and another thirty-five leading scientists.The idea was to bring scientists together from several related subdisciplines: atomic physics, quantum optics, and condensed matter physics, for cross-breeding of ideas, concepts, and experience. Subjects like phase transitions in strongly coupled systems, Bose-Einstein condensation in weakly coupled systems, macroscopic quantum phenomena, coherence in mesoscopic structures, and quantum information were intensively discussed from different points of view. Coherence phenomena in condensed systems were emphasized. A special session was devoted to the emerging field of quantum computing, with experimental and theoretical results reported for different types of qu-bits. The 2001 Nobel Prize awarded to Eric Cornell, Wolfgang Ketterle, and Carl Wieman, ?for the achievement of Bose-Einstein condensation in dilute gases of alkali atoms, and for early fundamental studies of the properties of the condensates,? gave an extra flavor to the theme of the Centennial Symposium.
Author : T Claeson
Publisher : World Scientific
ISBN 13 : 9814486418
Total Pages : 188 pages
Book Rating : 4.8/5 (144 download)
Download or read book Condensation and Coherence in Condensed Matter written by T Claeson and published by World Scientific. This book was released on 2003-03-21 with total page 188 pages. Available in PDF, EPUB and Kindle. Book excerpt: In 2001, the Nobel Foundation celebrated the 100th anniversary of the first Nobel Prize, and all previous Nobel laureates were invited to attend the Nobel ceremonies in Stockholm. This gave an excellent opportunity for arranging jubilee symposia with topics that would attract several of the laureates. The chosen subject of “Condensation and Coherence in Condensed Systems” attracted sixteen Nobel laureates and another thirty-five leading scientists. The idea was to bring scientists together from several related subdisciplines: atomic physics, quantum optics, and condensed matter physics, for cross-breeding of ideas, concepts, and experience. Subjects like phase transitions in strongly coupled systems, Bose–Einstein condensation in weakly coupled systems, macroscopic quantum phenomena, coherence in mesoscopic structures, and quantum information were intensively discussed from different points of view. Coherence phenomena in condensed systems were emphasized. A special session was devoted to the emerging field of quantum computing, with experimental and theoretical results reported for different types of qu-bits. The 2001 Nobel Prize awarded to Eric Cornell, Wolfgang Ketterle, and Carl Wieman, “for the achievement of Bose–Einstein condensation in dilute gases of alkali atoms, and for early fundamental studies of the properties of the condensates,” gave an extra flavor to the theme of the Centennial Symposium. Contents:Quantum Coherence Between States with Even and Odd Numbers of Electrons (A F Andreev)Electron Spin in Single Wall Carbon Nanotubes (P E Lindelof et al.)Superfluidity and Coherence in Bose–Einstein Condensates (W Ketterle)Jahn–Teller Bipolarons and Their Condensation (K A Müller)Probing Quantum Mechanics Towards the Everyday World: Where Do We Stand? (A J Leggett)The Question of Phase in a Bose–Einstein Condensate (S Stenholm)Experiments with d-Wave Superconductors (J Mannhart et al.)Noise and Decoherence in Quantum Two-Level Systems (A Shnirman et al.)Coherent Manipulations of Charge-Number States in a Cooper-Pair Box (Y Nakamura et al.)Quiet Readout of Superconducting Flux States (J Clarke et al.)and other papers Readership: Researchers in atomic physics, quantum optics and condensed matter physics. Keywords:Condensation;Coherence;Condensed Matter;Phase Transitions;Quantum Computing
Author : Frank Wissmann
Publisher : Springer Science & Business Media
ISBN 13 : 9783540407423
Total Pages : 170 pages
Book Rating : 4.4/5 (74 download)
Download or read book Compton Scattering written by Frank Wissmann and published by Springer Science & Business Media. This book was released on 2003-12-03 with total page 170 pages. Available in PDF, EPUB and Kindle. Book excerpt: A comprehensive summary of experiments on Compton scattering from the proton and neutron performed at the electron accelerator MAMI. The experiments cover a photon energy range from 30 MeV to 500 MeV. The reader is introduced to the theoretical concepts of Compton scattering, followed by a description of the experiments on the proton, their analysis and results.
Author : Dmitri V. Averin
Publisher : Springer Science & Business Media
ISBN 13 : 146151245X
Total Pages : 459 pages
Book Rating : 4.4/5 (615 download)
Download or read book Macroscopic Quantum Coherence and Quantum Computing written by Dmitri V. Averin and published by Springer Science & Business Media. This book was released on 2012-12-06 with total page 459 pages. Available in PDF, EPUB and Kindle. Book excerpt: This volume is an outgrowth of the Second International Workshop on Macroscopic Quantum Coherence and Computing held in Napoli, Italy, in June 2000. This workshop gathered a number of experts from the major Universities and Research Institutions of several countries. The choice of the location, which recognizes the role and the traditions of Naples in this field, guaranteed the participants a stimulating atmosphere. The aim of the workshop has been to report on the recent theoretical and experimental results on the macroscopic quantum coherence of macroscopic systems. Particular attention was devoted to Josephson devices. The correlation with other atomic and molecular systems, exhibiting a macroscopic quantum behaviour, was also discussed. The seminars provided both historical overview and recent theoretical ground on the topic, as well as information on new experimental results relative to the quantum computing area. The first workshop on this topic, held in Napoli in 1998, has been ennobled by important reports on observations of Macroscopic Quantum Coherence in mesoscopic systems. The current workshop proposed, among many stimulating results, the first observations of Macroscopic Quantum Coherence between macroscopically distinct fluxoid states in rf SQUIDs, 20 years after the Leggett's proposal to experimentally test the quantum behavior of macroscopic systems. Reports on observations of quantum behaviour in molecular and magnetic systems, small Josephson devices, quantum dots have also been particularly stimulating in view of the realization of several possible q-bits.
Author : Pablo Esquinazi
Publisher : Springer Science & Business Media
ISBN 13 : 3662036959
Total Pages : 616 pages
Book Rating : 4.6/5 (62 download)
Download or read book Tunneling Systems in Amorphous and Crystalline Solids written by Pablo Esquinazi and published by Springer Science & Business Media. This book was released on 2013-03-09 with total page 616 pages. Available in PDF, EPUB and Kindle. Book excerpt: This comprehensive book provides a full description of experimental and theoretical details and the latest theories. The expert contributions point out the direction research is currently taking, the expectations and implications, serving as useful introductory surveys.
Author : Brage Golding
Publisher : Springer Science & Business Media
ISBN 13 : 1468447335
Total Pages : 420 pages
Book Rating : 4.4/5 (684 download)
Download or read book Coherence and Energy Transfer in Glasses written by Brage Golding and published by Springer Science & Business Media. This book was released on 2013-06-29 with total page 420 pages. Available in PDF, EPUB and Kindle. Book excerpt: In recent years the physics of disordered systems has been one of the most active and fruitful areas of research in condensed matter science. In contrast to the considerable attention paid by conferences, schools and workshops to the static and structural aspects of glasses, there has been no forum devoted primarily to the dynamic and energetic aspects of amorphous solids. The NATO Workshop on Coherence and Energy Transfer in Glasses was organized to address this deficiency. The intent was to bring together in an intense and interactive environment, experts in several rather disparate subfields relating to the dynamics and energetics of disordered systems. This volume represents the Proceedings of that Workshop, which took place in September 1982 at Clare College of Cambridge University. Forty-three scientists from eight NATO countries participated. These included representatives from universities and industrial laboratories, as well as government research institutions. The meeting was organized into eight formal sessions and one informal session devoted entirely to unstructured discussion. Each formal session featured two comprehensive lectures. An additional 60 to 90 minutes was devoted in each session to discussions and contributions related to the lectures. Since only about 60% of the session time was devoted to formal presentations, the discussions formed an equally important part of the workshop. The chairmen and discussion leaders - as well as the workshop participants themselves - brought forth lively and illuminating discussions for each session.
Author : L.L. Chang
Publisher : Springer Science & Business Media
ISBN 13 : 1461538467
Total Pages : 526 pages
Book Rating : 4.4/5 (615 download)
Download or read book Resonant Tunneling in Semiconductors written by L.L. Chang and published by Springer Science & Business Media. This book was released on 2012-12-06 with total page 526 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book contains the proceedings of the NATO Advanced Research Workshop on "Resonant Tunneling in Semiconductors: Physics and Applications", held at Escorial, Spain, on May 14-18, 1990. The tremendous growth in the past two decades in the field of resonant tunneling in semiconductor heterostructures has followed, if not outpaced, the expansion wit nessed in quantum structures in general. Resonant tunneling shares also the multi disciplinary nature of that broad area, with an emphasis on the underlying physics but with a coverage of material systems on the one end and device applications on the other. Indeed, that resonant tunneling provides great flexibility in terms of materials and configurations and that it is inherently a fast process with obvious device impli cations by the presence of a negative differential resistance have contributed to the unrelenting interest in this field. These proceedings consist of 49 refereed articles; they correspond to both invited and contributed talks at the workshop. Because of the intertwinning nature of the subject matter, it has been difficult to subdivide them in well-defined sections. Instead, they are arranged in several broad categories, meant to serve only as guidelines of emphasis on different topics and aspects. The book starts with an introduction to res onant tunneling by providing a perspective of the field in the first article. This is fol lowed by discussions of different material systems with various band-structure effects.
Author : Juan Bartolomé
Publisher : Springer Science & Business Media
ISBN 13 : 3642406092
Total Pages : 395 pages
Book Rating : 4.6/5 (424 download)
Download or read book Molecular Magnets written by Juan Bartolomé and published by Springer Science & Business Media. This book was released on 2013-10-17 with total page 395 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book provides an overview of the physical phenomena discovered in magnetic molecular materials over the last 20 years. It is written by leading scientists having made the most important contributions to this active area of research. The main topics of this book are the principles of quantum tunneling and quantum coherence of single-molecule magnets (SMMs), phenomena which go beyond the physics of individual molecules, such as the collective behavior of arrays of SMMs, the physics of one-dimensional single–chain magnets and magnetism of SMMs grafted on substrates. The potential applications of these physical phenomena to classical and quantum information, communication technologies, and the emerging fields of molecular spintronics and magnetic refrigeration are stressed. The book is written for graduate students, researchers and non-experts in this field of research.
Author : Yu. Kagan
Publisher : Elsevier
ISBN 13 : 0444600477
Total Pages : 495 pages
Book Rating : 4.4/5 (446 download)
Download or read book Quantum Tunnelling in Condensed Media written by Yu. Kagan and published by Elsevier. This book was released on 2012-12-02 with total page 495 pages. Available in PDF, EPUB and Kindle. Book excerpt: The essays in this book deal with of the problem of quantum tunnelling and related behavior of a microscopic or macroscopic system, which interacts strongly with an "environment" - this being some form of condensed matter. The "system" in question need not be physically distinct from its environment, but could, for example, be one particular degree of freedom on which attention is focussed, as in the case of the Josephson junction studied in several of the papers. This general problem has been studied in many hundreds, if not thousands, of articles in the literature, in contexts as diverse as biophysics and quantum cosmology. The editors have grouped together papers which are representative of the main trends in this area in the last fifteen years or so and sufficiently related in general spirit and terminology that common themes can be discerned. The contributions are primarily theoretical, but the comparison with experiment is discussed wherever possible.
Author : Ekkes Brück
Publisher : Elsevier
ISBN 13 : 0444639284
Total Pages : 528 pages
Book Rating : 4.4/5 (446 download)
Download or read book Handbook of Magnetic Materials written by Ekkes Brück and published by Elsevier. This book was released on 2017-11-13 with total page 528 pages. Available in PDF, EPUB and Kindle. Book excerpt: Handbook of Magnetic Materials, Volume 26, covers the expansion of magnetism over the last few decades and its applications in research, notably the magnetism of several classes of novel materials that share the presence of magnetic moments with truly ferromagnetic materials. The book is an ideal reference for scientists active in magnetism research, providing readers with novel trends and achievements in magnetism. Each article contains an extensive description given in graphical, as well as, tabular form, with much emphasis placed on the discussion of the experimental material within the framework of physics, chemistry and material science. Comprises topical review articles written by leading authorities Includes a variety of self-contained introductions to a given area in the field of magnetism without requiring recourse to the published literature Introduces given topics in the field of magnetism Describes novel trends and achievements in magnetism
Author : Evginiy I. Grigoriev
Publisher : CRC Press
ISBN 13 : 9780849394362
Total Pages : 232 pages
Book Rating : 4.3/5 (943 download)
Download or read book Radiation-Chemical Processes in Solid Phase written by Evginiy I. Grigoriev and published by CRC Press. This book was released on 1996-11-14 with total page 232 pages. Available in PDF, EPUB and Kindle. Book excerpt: Unlike many other references, Radiation-Chemical Processes in Solid Phase analyzes experimental data on radiolysis in terms of solid-state physics. It traces the effect exerted by media from primary processes of radiation-substance interaction to final products. The authors consider the main chemically active elementary excitations arising under irradiation of solids and discuss the mechanisms of chemical reactions induced by them. They present the general principles of solid-state and molecular physics, and cover numerous radiation-chemical processes.
Author : Steven Tomsovic
Publisher : World Scientific
ISBN 13 : 9814496251
Total Pages : 340 pages
Book Rating : 4.8/5 (144 download)
Download or read book Tunneling in Complex Systems written by Steven Tomsovic and published by World Scientific. This book was released on 1998-06-19 with total page 340 pages. Available in PDF, EPUB and Kindle. Book excerpt: Quantum tunneling is an intriguing phenomenon arising in a multitude of physical contexts. New experiments in systems as wide ranging as superdeformed nuclei, Bose-Einstein condensed gases, and nanomagnetic systems are spurring theoretical studies into the fundamental nature of tunneling. In this volume, the articles include: (i) tunneling out of a metastable state, (ii) coherence between two wells in tunneling contact, (iii) the consequences of the nature of the underlying dynamics (i.e. regular motion, chaos or some mixture) in low-dimensional systems and its connection to newly identified tunneling phenomena such as chaos-assisted tunneling, (iv) nanomagnetic systems with focus on comparing environmental descriptions of nuclear spins and oscillators, (v) solitons in Bose condensates, (vi) tunneling out of the nuclear superdeformed well and its use as a probe of pairing and chaos in excited nuclear states, and (vii) problems linked to the Bose condensed phase of atomic alkali gases. These subjects and others are gathered in six pedagogical courses given during the spring of 1997 at the National Institute of Nuclear Physics program “Tunneling in complex systems”. The purpose of the courses was to give graduate students and postdoctoral researchers exposure to a sampling of such recent theoretical advances and experimental contexts of tunneling as well as a bridge for the communication gaps between researchers in the various fields concerned with tunneling. Contents:Some General Aspects of Quantum Tunneling and Coherence: Application to the BEC Atomic Gases (A J Leggett)Tunneling in Two Dimensions (S C Creagh)Quantum Environments: Spin Baths, Oscillator Baths, and Applications to Quantum Magnetism (P C E Stamp)Coherent Magnetic Moment Reversal in Small Particles with Nuclear Spins (A Garg)Tunneling from Super- to Normal-Deformed Minima in Nuclei (T L Khoo)Solitons in the Bose Condensate (W P Reinhardt) Readership: Physicists in any domain working or interested in the theory of tunneling, BEC, superdeformation and nanomagnetic systems. Keywords:Tunneling;Coherence;Chaos;Quantum Environment;Spin Baths; Quantum Magnetism;Low-Dimensional Systems;Bose Condensates;Super-Deformed Nuclei;Non-Linear Schroedinger Equation;WKB Method;Instantons;Complex Systems;Solitons
