This unique volume contains a selection of more than 80 of Yuval Ne''eman''s papers, which represent his huge contribution to a large number of aspects of theoretical physics. The works span more than four decades, from unitary symmetry and quarks to questions of complexity in biological systems and evolution of scientific theories. In keeping with the major role Ne''eman has played in theoretical physics over the last 40 years, a collaboration of very distinguished scientists enthusiastically took part in this volume. Their commentary supplies a clear framework and background for appreciating Yuval Ne''eman''s significant discoveries and pioneering contributions. Contents: (Authors of Commentaries in Parentheses): SU(3), Quarks and Symmetry Breaking (Y Verbin); Algebraic Theory of Particle Physics and Spectrum Generating Algebras (N Cabibbo); Supersymmetry and Supergravity (R Kerner); Geometrization of Physics (T Regge); SU(2/1) Super-Unification of the Standard Model and Non Commutative Geometry (J Thierry-Mieg); Spinor Representations of GL ( N, P ) and Chromogravity (I Kirsch); Metric-Affine Gravity (F W Hehl); Strings, Branes and Other Extendons (Dj aijaiki); Various Topics in Astrophysics (J Bahcall); Foundations of Physics (A Botero); Philosophy and Sociology of Science: Evolution and History (J Rosen). Readership: Researchers in physics and mathematical physics, and scientists interested in history of physics and philosophy of science.
The interest in membranes and higher dimensional extended geometrical objects was inspired by the great successes of the string and superstring, first in 1968-73 as a theory of hadrons and then since 1984 as a “theory of everything” — a unified theory of all interactions, including quantum gravity. In particular, membranes, “supermembranes” and “spinning membranes” have been studied since 1985; an unexpected connection with supergravity opened in 1988 some new prospects for a quantized theory. General theorems about higher dimensional “p-branes” or “extendons” were also derived. The subject is very promising, whether as a more comprehensive fundamental unification or as a description of composite hadrons.Where there are now probably some fifty texts of all kinds dealing with strings, this is the first treatise on membranes and higher dimensional extendons.
The interest in membranes and higher dimensional extended geometrical objects was inspired by the great successes of the string and superstring, first in 1968-73 as a theory of hadrons and then since 1984 as a ?theory of everything? ? a unified theory of all interactions, including quantum gravity. In particular, membranes, ?supermembranes? and ?spinning membranes? have been studied since 1985; an unexpected connection with supergravity opened in 1988 some new prospects for a quantized theory. General theorems about higher dimensional ?p-branes? or ?extendons? were also derived. The subject is very promising, whether as a more comprehensive fundamental unification or as a description of composite hadrons.Where there are now probably some fifty texts of all kinds dealing with strings, this is the first treatise on membranes and higher dimensional extendons.
This book contains comprehensive reviews and reprints on dynamical groups, spectrum generating algebras and spectrum supersymmetries, and their applications in atomic and molecular physics, nuclear physics, particle physics, and condensed matter physics. It is an important source for researchers as well as students who are doing courses on Quantum Mechanics and Advanced Quantum Mechanics.
NEW YORK TIMES BESTSELLER • From world-renowned historian and philosopher Yuval Noah Harari, the bestselling author of Sapiens, comes the second volume in the bestselling Unstoppable Us series that traces human development from the Agricultural Revolution to Prehistoric Egypt. Humans may have taken over the world, but what happened next? How did our hunter-gatherer ancestors become village farmers? Why were kingdoms and laws established? How did we go from being the rulers of Earth to the rulers of each other? And why isn’t the world fair? The answer to all of that is one of the strangest tales you’ll ever hear. And it’s a true story! From cultivating land and sharing resources to building pyramids and paying taxes, prepare to discover how humans established civilization, endured the consequences for it, and created history-changing inventions along the way. In Unstoppable Us, Volume 1: How Humans Took Over the World, acclaimed author Yuval Noah Harari explored the early history of humankind. In Volume 2, he is back with another expertly crafted story of how human society evolved and flourished. His dynamic writing is accompanied by maps, a timeline, and full-color illustrations, making the incredible story of our past fun, engaging, and impossible to put down.
I løbet af de sidste 100.000 år har vi – Sapiens – fået en enorm magt. Men på trods af alle vores opdagelser, opfindelser og erobringer befinder vi os nu i en eksistentiel krise. Verden står på randen af et økologisk kollaps. De internationale og politiske spændinger stiger. Og vi stormer hovedkulds ind i den kunstige intelligens’ tidsalder – et fremmed informationsnetværk, der truer med at udslette os. Hvorfor er vi – på trods af alt, hvad vi har opnået – så selvdestruktive? Nexus kigger tilbage gennem menneskets lange historie for at blive klogere på, hvordan informationsstrømme har bragt os hertil. Yuval Noah Harari tager os fra stenalderen gennem kanoniseringen af Bibelen, opfindelsen af trykpressen, fremkomsten af massemedier og den nylige genopblussen af populismen og undersøger det komplekse forhold mellem information og sandhed, bureaukrati og mytologi, visdom og magt. Han udforsker, hvordan systemer som Romerriget, den katolske kirke og Sovjetunionen på godt og ondt har brugt information til at opnå deres mål. Og han beskriver de afgørende valg, vi står overfor, når ikkemenneskelig intelligens truer selve vores eksistens.
The ebook is designed to be read on devices with large color displays The Kindle edition is incompatible with iOS. See below for a list of supported devices. New York Times Bestseller The first volume of the graphic adaptation of Yuval Noah Harari's smash #1 New York Times and international bestseller recommended by President Barack Obama and Bill Gates, with gorgeous full-color illustrations and concise, easy to comprehend text for adult and young adult readers alike. One hundred thousand years ago, at least six different species of humans inhabited Earth. Yet today there is only one—homo sapiens. What happened to the others? And what may happen to us? In this first volume of the full-color illustrated adaptation of his groundbreaking book, renowned historian Yuval Harari tells the story of humankind’s creation and evolution, exploring the ways in which biology and history have defined us and enhanced our understanding of what it means to be “human.” From examining the role evolving humans have played in the global ecosystem to charting the rise of empires, Sapiens challenges us to reconsider accepted beliefs, connect past developments with contemporary concerns, and view specific events within the context of larger ideas. Featuring 256 pages of full-color illustrations and easy-to-understand text covering the first part of the full-length original edition, this adaptation of the mind-expanding book furthers the ongoing conversation as it introduces Harari’s ideas to a wide new readership.
Discover humanity’s past and its future in this in this special e-book collection featuring Sapiens—a reading pick of President Barack Obama, Bill Gates, and Mark Zuckerberg—and its acclaimed companion Homo Deus.
In The Particle Hunters, the authors give a non-technical account of the fascinating story of the search for the fundamental building blocks of matter. Beginning with the experiments of Thompson and Rutherford at the turn of the century, the book chronicles how physicists revealed layer upon layer of structure within the atom, and concludes with an up-to-date description of recent discoveries, including the 'charmed', 'beauty' and 'truth' quarks, the psi and upsilon particles, the tau lepton and the W and Z intermediate vector bosons, the carriers of the weak force. All that is required of the reader is a knowledge of a few basic concepts, such as energy, mass and electric charge. This lucid and entertaining exposition of the search for the ultimate 'elementary' particles, co-authored by a scientist who himself was responsible for many of the major steps forward in the field, will interest anyone wishing to keep pace with the progress of human knowledge, from the scientifically educated general reader, through to the professional physicist.
Thank you for visiting our website. Would you like to provide feedback on how we could improve your experience?
This site does not use any third party cookies with one exception — it uses cookies from Google to deliver its services and to analyze traffic.Learn More.