60 Years Of Yangcmills Gauge Field Theories

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60 Years of YangCMills Gauge Field Theories

Author : L Brink,K K Phua
Publisher : World Scientific
Page : 540 pages
File Size : 49,6 Mb
Release : 2016-04-21
Category : Science
ISBN : 9789814725576

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60 Years of YangCMills Gauge Field Theories by L Brink,K K Phua Pdf

During the last six decades, Yang–Mills theory has increasingly become the cornerstone of theoretical physics. It is seemingly the only fully consistent relativistic quantum many-body theory in four space-time dimensions. As such it is the underlying theoretical framework for the Standard Model of Particle Physics, which has been shown to be the correct theory at the energies we now can measure. It has been investigated also from many other perspectives, and many new and unexpected features have been uncovered from this theory. In recent decades, apart from high energy physics, the theory has been actively applied in other branches of physics, such as statistical physics, condensed matter physics, nonlinear systems, etc. This makes the theory an indispensable topic for all who are involved in physics. The conference celebrated the exceptional achievements using Yang–Mills theory over the years but also many other truly remarkable contributions to different branches of physics from Prof C N Yang. This volume collects the invaluable talks by Prof C N Yang and the invited speakers reviewing these remarkable contributions and their importance for the future of physics. Contents:The Future of Physics — Revisited (C N Yang)Quantum Chromodynamics — The Perfect Yang–Mills Gauge Field Theory (David Gross)Maximally Supersymmetric Yang–Mills Theory: The Story of N = 4 Yang–Mills Theory (Lars Brink)The Lattice and Quantized Yang–Mills Theory (Michael Creutz)Yang–Mills Theories at High Energy Accelerators (George Sterman)Yang–Mills Theory at 60: Milestones, Landmarks and Interesting Questions (Ling-Lie Chau)Discovery of the First Yang–Mills Gauge Particle — The Gluon (Sau Lan Wu)Yang–Mills Gauge Theory and Higgs Particle (Tai Tsun Wu & Sau Lan Wu)Scenario for the Renormalization in the 4D Yang–Mills Theory (L D Faddeev)Statistical Physics in the Oeuvre of Chen Ning Yang (Michael E Fisher)Quantum Vorticity in Nature (Kerson Huang)Yang–Mills Theory and Fermionic Path Integrals (Kazuo Fujikawa)Yang–Mills Gauge Theory and the Higgs Boson Family (Ngee-Pong Chang)On the Physics of the Minimal Length: The Questions of Gauge Invariance (Lay Nam Chang, Djordje Minic, Ahmed Roman, Chen Sun & Tatsu Takeuchi)Generalization of the Yang–Mills Theory (G Savvidy)Some Thoughts about Yang–Mills Theory (A Zee)Gauging Quantum Groups: Yang–Baxter Joining Yang–Mills (Yong-Shi Wu)The Framed Standard Model (I) — A Physics Case for Framing the Yang–Mills Theory? (Chan Hong-Mo & Tsou Sheung Tsun)The Framed Standard Model (II) — A First Test Against Experiment (Chan Hong-Mo & Tsou Sheung Tsun)On the Study of the Higgs Properties at a Muon Collider (Mario Greco)Aharonov–Bohm Types of Phases in Maxwell and Yang–Mills Field Theories (Bruce H J McKellar)Yang–Mills for Historians and Philosophers (R P Crease)Gauge Concepts in Theoretical Applied Physics (Seng Ghee Tan & Mansoor B A Jalil)Yang–Yang Equilibrium Statistical Mechanics: A Brilliant Method (Xi-Wen Guan & Yang-Yang Chen)Chern–Simons Theory, Vassiliev Invariants, Loop Quantum Gravity and Functional Integration Without Integration (Louis H Kauffman)The Scattering Equations and Their Off-Shell Extension (York-Peng Yao)Feynman Geometries (Sen Hu & Andrey Losev)Particle Accelerator Development: Selected Examples (Jie Wei)A New Storage-Ring Light Source (Alex Chao)New Contributions to Physics by Prof C N Yang: 2009–2011 (Zhong-Qi Ma)Brief Overview of C N Yang's 13 Important Contributions to Physics (Yu Shi) Readership: Graduate students and scientists working in high energy physics, statistical physics and condensed matter physics.

50 Years of Yang-Mills Theory

Author : G. 't Hooft
Publisher : World Scientific
Page : 498 pages
File Size : 40,9 Mb
Release : 2005
Category : Science
ISBN : 9789812567147

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50 Years of Yang-Mills Theory by G. 't Hooft Pdf

On the 50th anniversary of YangOCoMills theory, this invaluable volume looks back at the developments and achievements in elementary particle physics that ensued from that beautiful idea. During the last five decades, Yang-Mills theory, which is undeniably the most important cornerstone of theoretical physics, has expanded widely. It has been investigated from many perspectives, and many new and unexpected features have been uncovered from this theory. In recent decades, apart from high energy physics, the theory has been actively applied in other branches of physics, such as statistical physics, condensed matter physics, nonlinear systems, etc. This makes the theory an indispensable topic for all who are involved in physics. An international team of experts, each of whom has left his mark on the developments of this remarkable theory, contribute essays or more detailed technical accounts to this volume. These articles highlight the new discoveries from the respective authorsOCO perspectives. The distinguished contributors are: S Adler, F A Bais, C Becchi, M Creutz, A De Rjula, B S DeWitt, F Englert, L D Faddeev, P Hasenfratz, R Jackiw, A Polyakov, V N Popov, R Stora, P van Baal, P van Nieuwenhuizen, S Weinberg, F Wilczek, E Witten, C N Yang. Included in each article are introductory and explanatory remarks by the editor, G OCOt Hooft, who is himself a major player in the development of Yang-Mills theory."

50 Years Of Science In Singapore

Author : Lim Hock,Phua Kok Khoo,Tan Bernard
Publisher : World Scientific
Page : 616 pages
File Size : 46,5 Mb
Release : 2016-12-12
Category : Science
ISBN : 9789813140912

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50 Years Of Science In Singapore by Lim Hock,Phua Kok Khoo,Tan Bernard Pdf

As part of the commemorative book series on Singapore's 50 years of nation-building, this important compendium traces the history and development of the various sectors of Singapore science in the last 50 years or so. The book covers the government agencies responsible for science funding and research policy, the academic institutions and departments who have been in the forefront of the development of the nation's scientific manpower and research, the research centres and institutes which have been breaking new ground in both basic and applied science research, science museums and education, and the academic and professional institutions which the scientific community has set up to enable Singapore scientists to serve the nation more effectively. Each article is chronicled by eminent authors who have played important roles and made significant contributions in shaping today's achievement of science in Singapore. Professionals, academics, students and the general public will find this volume a useful reference material and an inspirational easy read.

Edu-renaissance: Notes From A Globetrotting Higher Educator

Author : Da-hsuan Feng
Publisher : World Scientific
Page : 468 pages
File Size : 42,7 Mb
Release : 2016-03-29
Category : Education
ISBN : 9789814632720

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Edu-renaissance: Notes From A Globetrotting Higher Educator by Da-hsuan Feng Pdf

Born in New Delhi, raised in Singapore, and educated 'everywhere', including Asia, the United States, and Europe — Professor Feng Da Hsuan (冯达旋) is the epitome of a man who has worn many hats in both the East and West. From being the Vice President for Research and Economic Development of the University of Texas at Dallas, Advisor to the Vice Chairperson of the United States Congressional Armed Services Committee and Senior Vice President of Global Strategy, Development and Evaluation at National Tsing Hua University in Taiwan, to his current position as the Director of Global Affairs and Special Advisor to Rector, University of Macau, Professor Feng's wealth of experience has complemented his inquisitive mind, foresight, and forward-looking nature on education and its future, evident in his speeches, articles, and reviews from the last decade and a half.Edu-renaissance: Notes from a Globetrotting Higher Educator brings together 50 of these pieces and they cover a wide range of ever-relevant topics such as the value of higher education in society, the role Asian universities have in the world, and hot topics like university ranking. Professor Feng also shares his new ideas and insight on promising young universities and higher education in the 21st century. One example is his emphasis on how the promotion of liberal arts and interdisciplinary approaches are the way forward for higher education institutions in the 21st century. By relating these topics to countries such as Taiwan, Korea, India, China, the United States, Israel, and Russia, this volume is ideal for readers who are part of a global community concerned about one of the most important issues in the world today — education.

Gauge Theories — Past and Future

Author : R Akhoury,B de Wit,P van Nieuwenhuizen,H Veltman
Publisher : World Scientific
Page : 368 pages
File Size : 40,6 Mb
Release : 1992-10-28
Category : Electronic
ISBN : 9789814505369

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Gauge Theories — Past and Future by R Akhoury,B de Wit,P van Nieuwenhuizen,H Veltman Pdf

This is a commemoration volume to honor Professor M Veltman on the ocassion of his 60th birthday. It contains articles on Gauge field theories, a subject to which Prof. Veltman has made many important and seminal contributions. Some of the contributions are based on invited talks given at the Conference held in Ann Arbor, Michigan, May 16 – 18 1991. The articles in the book cover a wide range of topics from formal and phenomenological to the experimental aspects of Gauge theories. Contents:Comments on the Occasion of the Symposium Celebrating the Sixtieth Birthday of Martinus Veltman (H Neal)The Largest Time Equation and Long Distance Behavior in Gauge Field Theories (R Akhoury)Top Quark Condensate Models (W A Bardeen)Fast and Reliable Random Numbers for Extensive Monte Carlo Calculations (A Compagner)Large Higgs Mass, Triviality and Asymptotic Freedom (M Consoli)Strong CP Violation and Effective Chiral Lagrangians (E de Rafael)Is Your Weight Gauge Dependent? (B de Wit)Effective Theories and Thresholds in Particle Physics (M K Gaillard)Neutrino Mass Matrices with Minimal Polynomials of Second or Third Degree in the Three Family Model (C Jarlskog)QCD: Some Like It Hot or Why There Have Been Small Bangs (C Korthal-Altes)The Last Ten Years of Radiative Corrections (G Passarino)The Analytic Value of the Atomic Three Electron Correlation Integral with Slater Wave Functions (E Remiddi)Example of Quantum Field Theory Based on Nonlinear Lie Algebra (P van Nieuwenhuizen, K Schoutens & A Sevrin)Tini and the Cosmological Constant (L Susskind)The Veltman Vertex (R Thun)Third Threshold in Weak Interactions? (H Veltman & J J van der Bij)Relation Between the Practical Results of Current Algebra Techniques and the Originating Quark Model (M Veltman)Landau Poles, Violations of Unitarity and a Bound on the Top Quark Mass (F J Yndurain)and other papers Readership: High energy physicists. keywords:

Particle Physics At The Year Of Light - Proceedings Of The Seventeenth Lomonosov Conference On Elementary Particle Physics

Author : Studenikin Alexander I
Publisher : World Scientific
Page : 596 pages
File Size : 51,7 Mb
Release : 2017-04-17
Category : Science
ISBN : 9789813224575

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Particle Physics At The Year Of Light - Proceedings Of The Seventeenth Lomonosov Conference On Elementary Particle Physics by Studenikin Alexander I Pdf

The volume of these proceedings is devoted to a wide variety of items, both in theory and experiment, of particle physics such as electroweak theory, fundamental symmetries, tests of the standard model and beyond, neutrino and astroparticle physics, hadron physics, gravitation and cosmology, physics at the present and future accelerator. Contents: Neutrino PhysicsPhysics at Accelerators and Studies in SM and BeyondAstroparticle Physics and CosmologyCP Violation and Rare DecaysHadron PhysicsNew Developments in Quantum Field TheoryProblems of Intelligentsia Readership: Advanced undergraduates and graduate students, and professionals, both experimentalists and theoreticians, working in particle physics and high energy physics, gravitation and cosmology.

Nobel And Lasker Laureates Of Chinese Descent: In Literature And Science

Author : Todd S Ing,Keith Kwong Hung Lau,Hon-lok Tang,Angela T Hadsell,Laurence K Chan
Publisher : World Scientific
Page : 310 pages
File Size : 45,7 Mb
Release : 2019-01-30
Category : Science
ISBN : 9789814704632

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Nobel And Lasker Laureates Of Chinese Descent: In Literature And Science by Todd S Ing,Keith Kwong Hung Lau,Hon-lok Tang,Angela T Hadsell,Laurence K Chan Pdf

'Ranging from original photographs to pictures from university archives, the insightful curation of images in this book further enhances the reading experience … An authoritative and comprehensive synthesis of both primary and secondary sources, Nobel and Lasker Laureates of Chinese Descent offers unparalleled insight into the most eminent twentieth-century physicians and scientists of Chinese descent. The book is of broad interest to anyone interested in the history of science and medicine, especially when there is a growing recognition of both the importance of diversity in STEM and the impact of Chinese research on the global scientific community.'Current Biology MagazineAt the turn of the 20th century, the Boxer Uprising marked the culmination of a violent and tragic chapter in Chinese history. Out of the ashes of this calamity, scholarships funded by Boxer Indemnity and many others fostered some of the greatest minds in the Chinese modern era. This book celebrates notable luminary scholars of Chinese descent, with a special focus on 1 Wolf Prize, 4 Lasker, and 11 Nobel laureates spanning a wide range of disciplines in both literature and science. We visit the struggles of pioneers Tsung-Dao Lee and Chen-Ning Yang as the first Chinese Nobel prize recipients for characterizing fundamental laws in elementary-particle physics. Their pioneering works have paved the way for many to follow. We chronicle the careers of more recent recipients, including Mo Yan and his celebration of peasant life in China through the lens of hallucinatory realism. We delve into the lives of these Laureates, witness the obstacles that they overcame, and testify to their lasting contributions to humankind. In recounting the intellectual struggles and triumphs of these pioneers of Chinese heritage, we hope to inspire the next generation of scholars in literature and science worldwide in the hope that they too might become laureates one day.

Geometrodynamics of Gauge Fields

Author : Eckehard W. Mielke
Publisher : Springer
Page : 377 pages
File Size : 51,9 Mb
Release : 2017-01-22
Category : Science
ISBN : 9783319297347

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Geometrodynamics of Gauge Fields by Eckehard W. Mielke Pdf

This monograph aims to provide a unified, geometrical foundation of gauge theories of elementary particle physics. The underlying geometrical structure is unfolded in a coordinate-free manner via the modern mathematical notions of fibre bundles and exterior forms. Topics such as the dynamics of Yang-Mills theories, instanton solutions and topological invariants are included. By transferring these concepts to local space-time symmetries, generalizations of Einstein's theory of gravity arise in a Riemann-Cartan space with curvature and torsion. It provides the framework in which the (broken) Poincaré gauge theory, the Rainich geometrization of the Einstein-Maxwell system, and higher-dimensional, non-abelian Kaluza-Klein theories are developed. Since the discovery of the Higgs boson, concepts of spontaneous symmetry breaking in gravity have come again into focus, and, in this revised edition, these will be exposed in geometric terms. Quantizing gravity remains an open issue: formulating it as a de Sitter type gauge theory in the spirit of Yang-Mills, some new progress in its topological form is presented. After symmetry breaking, Einstein’s standard general relativity with cosmological constant emerges as a classical background. The geometrical structure of BRST quantization with non-propagating topological ghosts is developed in some detail.

Universal Quantum Computing: Supervening Decoherence - Surmounting Uncertainty

Author : Amoroso Richard L
Publisher : World Scientific
Page : 632 pages
File Size : 55,8 Mb
Release : 2017-01-23
Category : Science
ISBN : 9789813146013

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Universal Quantum Computing: Supervening Decoherence - Surmounting Uncertainty by Amoroso Richard L Pdf

This breakthrough volume touts having dissolved the remaining barriers to implementing Bulk Universal Quantum Computing (UQC), and as such most likely describes the most advanced QC development platform. Numerous books, hundreds of patents, thousands of papers and a Googolplex of considerations fill the pantheon of QC R&D. Of late QC mathemagicians claim QCs already exist; but by what chimeric definition. Does flipping a few qubits in a logic gate without an algorithm qualify as quantum computing? In physics, theory bears little weight without rigorous experimental confirmation, less if new, radical or a paradigm shift. This volume develops quantum computing based on '3rd regime' physics of Unified Field Mechanics (UFM). What distinguishes this work from a myriad of other avenues to UQC under study? Virtually all R&D paths struggle with technology and decoherence. If highly favored room-sized cryogenically cooled QCs ever become successful, they would be reminiscent of the city block-sized Eniac computer of 1946. The QC prototype proposed herein is room temperature and tabletop. It is dramatically different in that it is not confined to the limitations of quantum mechanics; since it is based on principles of UFM the Uncertainty Principle and Decoherence no longer apply. Thus this QC model could be implemented on any other quantum platform!

Standard Theory Of Particle Physics, The: Essays To Celebrate Cern's 60th Anniversary

Author : Luciano Maiani,Luigi Rolandi
Publisher : World Scientific
Page : 484 pages
File Size : 52,8 Mb
Release : 2016-08-25
Category : Science
ISBN : 9789814733526

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Standard Theory Of Particle Physics, The: Essays To Celebrate Cern's 60th Anniversary by Luciano Maiani,Luigi Rolandi Pdf

'The editors make a good point in claiming the time has come to upgrade the Standard Model into the ‘Standard Theory’ of particle physics, and I think this book deserves a place in the bookshelves of a broad community, from the scientists and engineers who contributed to the progress of high-energy physics to younger physicists, eager to learn and enjoy the corresponding inside stories.'Carlos LourençoCERN CourierThe book gives a quite complete and up-to-date picture of the Standard Theory with an historical perspective, with a collection of articles written by some of the protagonists of present particle physics. The theoretical developments are described together with the most up-to-date experimental tests, including the discovery of the Higgs Boson and the measurement of its mass as well as the most precise measurements of the top mass, giving the reader a complete description of our present understanding of particle physics.

Gauge Field Theories

Author : Paul H. Frampton
Publisher : John Wiley & Sons
Page : 353 pages
File Size : 52,7 Mb
Release : 2008-09-08
Category : Science
ISBN : 9783527623365

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Gauge Field Theories by Paul H. Frampton Pdf

The first edition of this necessary reading for cosmologists and particle astrophysicists was quickly adopted by universities and other institutions of higher learning around the world. And with the data and references updated throughout, this third edition continues to be an ideal reference on the subject. The tried-and-tested logical structuring of the material on gauge invariance, quantization, and renormalization has been retained, while the chapters on electroweak interactions and model building have been revised. Completely new is the chapter on conformality. As in the past, Frampton emphasizes formalism rather than experiments and provides sufficient detail for readers wishing to do their own calculations or pursue theoretical physics research.

Memorial Volume For Stanley Mandelstam

Author : Berkovits Nathan Jacob,Brink Lars,Chau Ling-lie
Publisher : World Scientific
Page : 348 pages
File Size : 49,7 Mb
Release : 2017-06-20
Category : Science
ISBN : 9789813207868

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Memorial Volume For Stanley Mandelstam by Berkovits Nathan Jacob,Brink Lars,Chau Ling-lie Pdf

Stanley Mandelstam (1928–2016) was one of the most influential and respected particle theorists. Coming as a young chemical engineer from South Africa to study theoretical physics in England, he quickly became a leading physicist in his field. With his deep understanding of quantum field theory, he pioneered the development of the analytic S-matrix theory as well as the path-dependent formulations for quantum gauge theories and for quantum general relativity. They are being actively used for the electroweak theory and having their imprints in lattice gauge theory and loop quantum gravity. Also he elucidated the mechanisms for quark confinement in quantum chromodynamics, constructed non-perturbative bosonization methods in 1+1 dimensions, and proved the perturbative finiteness and β=0 of N=4 supersymmetric Yang–Mills theory. His work also led to the discovery of dual resonance models, which in turn became superstring theory. He was a leader in these developments, devoting much of his later years to the proof that the theory is perturbatively finite so it can be considered as a contender for the theory of quantum gravity. He was also a very modest and friendly man, impressing everyone with his sharp intellect as well as his humanity. This volume contains essays written by many of his friends and students, including both detailed reports on his scientific achievements as well as personal reminiscences. Also collected in the volume are some selected reprints of Mandelstam's early seminal papers and abstracts of selected papers representing the full spectrum of his contributions. Contents: Recollections of Stanley Mandelstam (Geoffrey Chew) Scientific Biography of Stanley Mandelstam: 1955–1980 (Charles B Thorn) Scientific Biography of Stanley Mandelstam: 1981–2016 (Nathan Berkovits) Stanley Mandelstam: Brief Biography and Selected Publications with Commentary (Ling-Lie Chau) Stanley Mandelstam: The Early Years at a 'Most Stimulating Theoretical Group' (Sabine Lee) The Guiding Influence of Stanley Mandelstam, from S-Matrix Theory to String Theory (Peter Goddard) Remembering Stanley: From a Source of Inspiration to a Fair Strong Competitor (G Veneziano) Stanley Mandelstam and Me and Life on the Light-cone (Lars Brink) Reminiscences of Stanley Mandelstam (John H Schwarz) Stanley Mandelstam and My Postdoctoral Years at Berkeley (Steven Frautschi) Reminiscences on Stanley Mandelstam (Korkut Bardakci) Remembering a Gentle Giant of Physics (Charles Sommerfield) Grad School with Stanley Mandelstam (Joseph Polchinski) Remembering a Gentle Giant of Physics (Mary K Gaillard) Mandelstam & NAL (Pierre Ramond) The Influence of Stanley Mandelstam (Michael B Green) My Interaction with Stanley Mandelstam (Paolo Di Vecchia) My Advisor Stanley (Sang-Jin Sin) Stanley Mandelstam My Graduate Supervisor (Arjun Berera) Reprints and Abstracts of Selected Publications: The Mandelstam Representations in the Mandelstam Variables for S-Matrices: Determination of the Pion-Nucleon Scattering Amplitude from Dispersion Relations and Unitarity. General Theory Analytic Properties of Transition Amplitudes in Perturbation Theory Two-Dimensional Representations of Scattering Amplitudes and Their Applications The S-Matrix Approach: Theory of Low-Energy Pion–Pion Interactions Dispersion Relations in Strong-Coupling Physics The Mandelstam Path-Field Formulation for Quantum Gauge Theories and Feynman Rules: Quantum Electrodynamics Without Potentia

Quantum Field Theory

Author : Kazuhiko Nishijima
Publisher : Springer Nature
Page : 571 pages
File Size : 44,5 Mb
Release : 2022-11-12
Category : Science
ISBN : 9789402421903

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Quantum Field Theory by Kazuhiko Nishijima Pdf

This book is a translation of the 8th edition of Prof. Kazuhiko Nishijima’s classical textbook on quantum field theory. It is based on the lectures the Author gave to students and researchers with diverse interests over several years in Japan. The book includes both the historical development of QFT and its practical use in theoretical and experimental particle physics, presented in a pedagogical and transparent way and, in several parts, in a unique and original manner. The Author, Academician Nishijima, is the inventor (independently from Murray Gell-Mann) of the third (besides the electric charge and isospin) quantum number in particle physics: strangeness. He is also most known for his works on several other theories describing particles such as electron and muon neutrinos, and his work on the so-called Gell-Mann–Nishijima formula. The present English translation from its 8th Japanese edition has been initiated and taken care of by the editors Prof. M. Chaichian and Dr. A. Tureanu from the University of Helsinki, who were close collaborators of Prof. Nishijima. Dr. Yuki Sato, a researcher in particle physics at the University of Nagoya, most kindly accepted to undertake the heavy task of translation. The translation of the book can be regarded as a tribute to Prof. Nishijima's memory, for his fundamental contributions to particle physics and quantum field theory. The book presents with utmost clarity and originality the most important topics and applications of QFT which by now constitute the established core of the theory. It is intended for a wide circle of graduate and post-graduate students, as well as researchers in theoretical and particle physics. In addition, the book can be a useful source as a basic material or supplementary literature for lecturers giving a course on quantum field theory.

Conceptual Foundations of Modern Particle Physics

Author : Robert Eugene Marshak
Publisher : World Scientific
Page : 708 pages
File Size : 46,8 Mb
Release : 1993
Category : Science
ISBN : 9810211066

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Conceptual Foundations of Modern Particle Physics by Robert Eugene Marshak Pdf

For scientific, technological and organizational reasons, the end of World War II (in 1945) saw a rapid acceleration in the tempo of discovery and understanding in nuclear physics, cosmic rays and quantum field theory, which together triggered the birth of modern particle physics. The first fifteen years (1945-60) following the war's end ? the ?Startup Period? in modern particle physics -witnessed a series of major experimental and theoretical developments that began to define the conceptual contours (non-Abelian internal symmetries, Yang-Mills fields, renormalization group, chirality invariance, baryon-lepton symmetry in weak interactions, spontaneous symmetry breaking) of the quantum field theory of three of the basic interactions in nature (electromagnetic, strong and weak). But it took another fifteen years (1960-75) ? the ?Heroic Period? in modern particle physics ? to unravel the physical content and complete the mathematical formulation of the standard gauge theory of the strong and electroweak interactions among the three generations of quarks and leptons. The impressive accomplishments during the ?Heroic Period? were followed by what is called the ?period of consolidation and speculation (1975-1990)?, which includes the experimental consolidation of the standard model (SM) through precision tests, theoretical consolidation of SM through the search for more rigorous mathematical solutions to the Yang-Mills-Higgs equations, and speculative theoretical excursions ?beyond SM?.Within this historical-conceptual framework, the author ? himself a practicing particle theorist for the past fifty years ? attempts to trace the highlights in the conceptual evolution of modern particle physics from its early beginnings until the present time. Apart from the first chapter ? which sketches a broad overview of the entire field ? the remaining nine chapters of the book offer detailed discussions of the major concepts and principles that prevailed and were given wide currency during each of the fifteen-year periods that comprise the history of modern particle physics. Those concepts and principles that contributed only peripherally to the standard model are given less coverage but an attempt is made to inform the reader about such contributions (which may turn out to be significant at a future time) and to suggest references that supply more information. Chapters 2 and 3 of the book cover a range of topics that received dedicated attention during the ?Startup Period? although some of the results were not incorporated into the structure of the standard model. Chapters 4-6 constitute the core of the book and try to recapture much of the conceptual excitement of the ?Heroic Period?, when quantum flavordynamics (QFD) and quantum chromodynamics (QCD) received their definitive formulation. [It should be emphasized that, throughout the book, logical coherence takes precedence over historical chronology (e.g. some of the precision tests of QFD are discussed in Chapter 6)]. Chapter 7 provides a fairly complete discussion of the chiral gauge anomalies in four dimensions with special application to the standard model (although the larger unification models are also considered). The remaining three chapters of the book (Chapters 7-10) cover concepts and principles that originated primarily during the ?Period of Consolidation and Speculation? but, again, this is not a literal statement. Chapters 8 and 9 report on two of the main directions that were pursued to overcome acknowledged deficiencies of the standard model: unification models in Chapter 8 and attempts to account for the existence of precisely three generations of quarks and leptons, primarily by means of preon models, in Chapter 9. The most innovative of the final three chapters of the book is Chapter 10 on topological conservation laws. This last chapter tries to explain the significance of topologically non-trivial solutions in four-dimensional (space-time) particle physics (e.g. 't Hooft-Polyakov monopoles, instantons, sphalerons, global SU(2) anomaly, Wess-Zumino term, etc.) and to reflect on some of the problems that have ensued (e.g. the ?strong CP problem? in QCD) from this effort. It turns out that the more felicitous topological applications of field theory are found ? as of now ? in condensed matter physics; these successful physical applications (to polyacetylene, quantized magnetic flux in type-II low temperature superconductivity, etc.) are discussed in Chapter 10, as a good illustration of the conceptual unity of modern physics.