File Name: an introduction to string theory and d brane dynamics .zip
We shall construct the Dirac-Born-Infeld like and the Wess—Zumino like actions for a dynamical D p -brane with the U 1 gauge potential and the Kalb—Ramond background field. The brane dynamics simultaneously has both tangential and transverse components. Our calculations will be in the context of the type II superstring theory, via the boundary state formalism. Since D-branes could be defined as hypersurfaces on which the boundaries of the string worldsheets can end on them, the boundary state formalism elaborates a perfect description of them [ 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 10 ]. This method obviously provides a closed string description of the D-branes, and is applicable to various CFTs that have been used for different configurations of the D-branes, e. On the other hand, dynamics of a D-brane is properly described in the field theory by an effective action which is given by the sum of the Dirac-Born-Infeld DBI [ 22 , 23 , 24 , 25 , 26 , 27 , 28 , 29 ] and the Wess—Zumino WZ [ 3 , 30 , 31 , 32 ] actions. These are low energy effective actions of the massless fields which are induced on the brane worldvolume.
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This invaluable book provides a quick introduction to the rudiments of perturbative string theory and a detailed introduction to the more current topic of D-brane dynamics. The presentation is very pedagogical, with much of the technical detailMoreThis invaluable book provides a quick introduction to the rudiments of perturbative string theory and a detailed introduction to the more current topic of D-brane dynamics. The presentation is very pedagogical, with much of the technical detail streamlined. The rapid but highly coherent introduction to the subject is perhaps what distinguishes this book from other string theory or D-brane books. This second edition includes an additional appendix with solutions to the exercises, thus expanding on some of the technical material and making the book more appealing for use in lecture courses.
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Enter your mobile number or email address below and we'll send you a link to download the free Kindle App. Then you can start reading Kindle books on your smartphone, tablet, or computer - no Kindle device required. To get the free app, enter your mobile phone number. This invaluable book provides a quick introduction to the rudiments of perturbative string theory and a detailed introduction to the more current topic of D-brane dynamics. The presentation is very pedagogical, with much of the technical detail streamlined.
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MathOverflow is a question and answer site for professional mathematicians. It only takes a minute to sign up. In the past couple years, I've read many words pertaining to "D-branes" without feeling I have fully comprehended them. Corrections welcome. In the hopes of tightening my grasp on the concept, here are some of the questions that have been nagging me during my reading. Question reposted from here.
In physics , string theory is a theoretical framework in which the point-like particles of particle physics are replaced by one-dimensional objects called strings. String theory describes how these strings propagate through space and interact with each other. On distance scales larger than the string scale, a string looks just like an ordinary particle, with its mass , charge , and other properties determined by the vibrational state of the string. In string theory, one of the many vibrational states of the string corresponds to the graviton , a quantum mechanical particle that carries gravitational force. Thus string theory is a theory of quantum gravity. String theory is a broad and varied subject that attempts to address a number of deep questions of fundamental physics.
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Some Hamiltonian Dynamics. in string theory and D–branes. by no stretch of the imagination will you learn everything about these This section is devoted to an introduction to bosonic strings and their quantization.Reply
Quantization of the Bosonic String; Superstrings; Ramond–Ramond Charges and T-Duality; D-Branes and Gauge Theory; D-Brane Dynamics; Ramond–Ramond.Reply