URL - StealthSkater
... C. Number theoretical universality and number theoretical criticality Number theoretic universality has been one of the basic guide lines in the construction of QuantumTGD. There are 2 forms of the principle. 1. The strong form of number theoretical universality states that physics for any system sh ...
... C. Number theoretical universality and number theoretical criticality Number theoretic universality has been one of the basic guide lines in the construction of QuantumTGD. There are 2 forms of the principle. 1. The strong form of number theoretical universality states that physics for any system sh ...
A Numerical Approach to Virasoro Blocks and the Information
... reconstruction and its limitations. Although reconstruction presents thorny conceptual problems, the limitations on reconstruction should ultimately stem from discrepancies between the predictions of gravitational effective field theory in AdS and conformal field theory. This means that to make prog ...
... reconstruction and its limitations. Although reconstruction presents thorny conceptual problems, the limitations on reconstruction should ultimately stem from discrepancies between the predictions of gravitational effective field theory in AdS and conformal field theory. This means that to make prog ...
Approaches to Quantum Gravity
... category theory, or quantum information theory, etc.) to explore both the construction of a quantum theory of gravity, as well as our very thinking about space and time and matter. The core of the book (Parts II–IV) is devoted to a presentation of several approaches that are currently being pursued, ...
... category theory, or quantum information theory, etc.) to explore both the construction of a quantum theory of gravity, as well as our very thinking about space and time and matter. The core of the book (Parts II–IV) is devoted to a presentation of several approaches that are currently being pursued, ...
Frank Wilczek 1 Selected Publications of Frank Wilczek, with Brief Commentary
... assessing the possible role of supersymmetry in the description of Nature. In Item 56 we discussed how allowing for low-energy supersymmetry changes the analysis of coupling constant unification, raising the scale without grossly modifying the structure. In Item 58 we showed how supersymmetric model ...
... assessing the possible role of supersymmetry in the description of Nature. In Item 56 we discussed how allowing for low-energy supersymmetry changes the analysis of coupling constant unification, raising the scale without grossly modifying the structure. In Item 58 we showed how supersymmetric model ...
Teaching Theoretical Physics: the cases of Enrico Fermi and Ettore
... had not given any course before: a circumstance likely due to the lack of students. The first two programs correspond to the courses in Mathematical Methods of Quantum Mechanics and Atomic Physics, respectively, and partially overlap. In presenting Quantum Mechanics, Majorana aimed to use group-theo ...
... had not given any course before: a circumstance likely due to the lack of students. The first two programs correspond to the courses in Mathematical Methods of Quantum Mechanics and Atomic Physics, respectively, and partially overlap. In presenting Quantum Mechanics, Majorana aimed to use group-theo ...
- Free Documents
... what are now called the new variables. This made the theory much more closely resemble a gauge theory. The work of Ashtekar proceeds from the canonical approach to quantization, meaning that solutions to Einsteins equations are identied with their initial data on a given spacelike hyper surface. In ...
... what are now called the new variables. This made the theory much more closely resemble a gauge theory. The work of Ashtekar proceeds from the canonical approach to quantization, meaning that solutions to Einsteins equations are identied with their initial data on a given spacelike hyper surface. In ...
THE RENORMALIZATION GROUP AND CRITICAL PHENOMENA
... step for each length scale. In the case ofcritical phenomena, the problem, technically, is to carry out statistical averages over thermal fluctuations on all size scales. The renormalization group approach is to integrate out the fluctuations in sequence starting with fluctuations on an atomic scale ...
... step for each length scale. In the case ofcritical phenomena, the problem, technically, is to carry out statistical averages over thermal fluctuations on all size scales. The renormalization group approach is to integrate out the fluctuations in sequence starting with fluctuations on an atomic scale ...
Physics meets philosophy at the Planck scale: Contemporary
... of superstring theory – if only the theory was sufficiently tractable for them to be made – could be tested with currently available technologies. We will never observe the effects of gravitational interactions between an electron and a proton in a hydrogen atom (Feynman 1995, p. 11, calculates that ...
... of superstring theory – if only the theory was sufficiently tractable for them to be made – could be tested with currently available technologies. We will never observe the effects of gravitational interactions between an electron and a proton in a hydrogen atom (Feynman 1995, p. 11, calculates that ...
Discrete Approaches to Quantum Gravity in Four Dimensions
... phase structure, and the inclusion of matter, to name just a few. So far, they have not been successful in providing convincing evidence for the existence of a non-trivial four-dimensional quantum theory of gravity (neither, of course, have other methods). There are considerable technical difficulti ...
... phase structure, and the inclusion of matter, to name just a few. So far, they have not been successful in providing convincing evidence for the existence of a non-trivial four-dimensional quantum theory of gravity (neither, of course, have other methods). There are considerable technical difficulti ...
Black Hole Remnants and the Information Loss Paradox
... the size of an elementary particle [at least as seen from the exterior], e.g., “maximon”, “friedmon”, and “planckon” [24,29–33], while some “remnants” can be astrophysical [34], which we will not discuss much in this review [the proposal by Ellis in [34] is that Hawking radiation and the cosmic micr ...
... the size of an elementary particle [at least as seen from the exterior], e.g., “maximon”, “friedmon”, and “planckon” [24,29–33], while some “remnants” can be astrophysical [34], which we will not discuss much in this review [the proposal by Ellis in [34] is that Hawking radiation and the cosmic micr ...
String Theory. Volume 1, Introduction to the Bosonic String
... Volume II, Superstring Theory and Beyond, begins with an introduction to supersymmetric string theories and goes on to a broad presentation of the important advances of recent years. The first three chapters introduce the type I, type II, and heterotic superstring theories and their interactions. The ...
... Volume II, Superstring Theory and Beyond, begins with an introduction to supersymmetric string theories and goes on to a broad presentation of the important advances of recent years. The first three chapters introduce the type I, type II, and heterotic superstring theories and their interactions. The ...
pdf book - Lowndes County Historical Society Museum
... 5. Ghayn -- The All Body, the Manifest -- a corporeal substance from which every corporeal and imaginal body is shaped and formed. 6. Kha -- Shape, the Wise -- through shape, the bodily things of the universe become distinct from one another 7. Qaf -- the Throne, the All-Encompassing -- mentioned in ...
... 5. Ghayn -- The All Body, the Manifest -- a corporeal substance from which every corporeal and imaginal body is shaped and formed. 6. Kha -- Shape, the Wise -- through shape, the bodily things of the universe become distinct from one another 7. Qaf -- the Throne, the All-Encompassing -- mentioned in ...
Landau`s Fermi Liquid Theory
... The concept of a Fermi Liquid describes (strongly) interacting fermions using concepts that naively would only be applicable to a very weakly interacting gas. That this is at all possible makes Fermi Liquid theory a very versatile, but at the same time its very success is puzzling. Fermi Liquid theo ...
... The concept of a Fermi Liquid describes (strongly) interacting fermions using concepts that naively would only be applicable to a very weakly interacting gas. That this is at all possible makes Fermi Liquid theory a very versatile, but at the same time its very success is puzzling. Fermi Liquid theo ...
Non-Abelian Anyons and Topological Quantum Computation
... is anti-symmetric. One cannot overemphasize, of course, the importance of the symmetry of the wavefunction, which is the root of the Pauli principle, superfluidity, the metallic state, Bose-Einstein condensation, and a long list of other phenomena. The limitation to one of two possible types of quan ...
... is anti-symmetric. One cannot overemphasize, of course, the importance of the symmetry of the wavefunction, which is the root of the Pauli principle, superfluidity, the metallic state, Bose-Einstein condensation, and a long list of other phenomena. The limitation to one of two possible types of quan ...
modified actions for gravity: theory and phenomenology
... and (ab)use of the English language. I cannot thank enough my collaborators Enrico Barausse and Valerio Faraoni, not only for their hard work on our common projects, but also for numerous hours of conversation and debate mostly, but definitely not exclusively, on scientific issues. It has really bee ...
... and (ab)use of the English language. I cannot thank enough my collaborators Enrico Barausse and Valerio Faraoni, not only for their hard work on our common projects, but also for numerous hours of conversation and debate mostly, but definitely not exclusively, on scientific issues. It has really bee ...
How do you divide your (two dimensional) time? .1in SLE, CLE, the
... “There are methods and formulae in science, which serve as masterkeys to many apparently different problems. The resources of such things have to be refilled from time to time. In my opinion at the present time we have to develop an art of handling sums over random surfaces. These sums replace the ...
... “There are methods and formulae in science, which serve as masterkeys to many apparently different problems. The resources of such things have to be refilled from time to time. In my opinion at the present time we have to develop an art of handling sums over random surfaces. These sums replace the ...
Lectures on Conformal Field Theory arXiv:1511.04074v2 [hep
... study of CFTs. While some resources are encylopaedic in their approach, or narrow in their focus, the present volume could serve as introduction to students just beginning their research in string theory or condensed matter. A student of these lectures would not be an expert in gauge/gravity duality ...
... study of CFTs. While some resources are encylopaedic in their approach, or narrow in their focus, the present volume could serve as introduction to students just beginning their research in string theory or condensed matter. A student of these lectures would not be an expert in gauge/gravity duality ...
Towards a microscopic Description of classical Solutions in Field
... should be understood as a quantum bound state of proper microscopic degrees of freedom. As a consequence, consistency requires that all the classical features should emerge from these underlying physics. Following this logic, we develop methods to represent classical fields in various examples in te ...
... should be understood as a quantum bound state of proper microscopic degrees of freedom. As a consequence, consistency requires that all the classical features should emerge from these underlying physics. Following this logic, we develop methods to represent classical fields in various examples in te ...
Spin Foam Models of Quantum Spacetime
... Relativity in terms of the Ashtekar variables [12]. In recent years many different approaches on the non-perturbative and background-independent side have been converging to the formalism of the so-called spin foams [13, 14, 15], and this class of models in the subject of this thesis. Why do we want ...
... Relativity in terms of the Ashtekar variables [12]. In recent years many different approaches on the non-perturbative and background-independent side have been converging to the formalism of the so-called spin foams [13, 14, 15], and this class of models in the subject of this thesis. Why do we want ...
Resolving the Structure of Black Holes: Philosophizing with a Hammer
... information recovery from a black hole would require some macroscopic changes at the horizon and this, in turn, has stimulated a deeper discussion of horizon-scale physics and led to some new proposals, like firewalls [7] (see [6] and [8, 9, 10, 11, 12, 13, 14, 15, 16, 17] for some earlier and subse ...
... information recovery from a black hole would require some macroscopic changes at the horizon and this, in turn, has stimulated a deeper discussion of horizon-scale physics and led to some new proposals, like firewalls [7] (see [6] and [8, 9, 10, 11, 12, 13, 14, 15, 16, 17] for some earlier and subse ...
NOT EVEN WRONG tells a fascinating and complex story about
... Great things had happened and more were expected imminently from this impressive array of talent. During my college years I spent a formative summer working on a particle physics experiment at the Stanford Linear Accelerator Center, and a lot of time trying to figure out what quantum field theory wa ...
... Great things had happened and more were expected imminently from this impressive array of talent. During my college years I spent a formative summer working on a particle physics experiment at the Stanford Linear Accelerator Center, and a lot of time trying to figure out what quantum field theory wa ...
PHYSICS • PHYS
... 2231 Elec tr ici ty and M agne tism (3) S Prereq.: PHYS 2221 or CHEM 4581 and credit or registration in MATH 2065 or 2090. Electricity and magnetism; static and quasistatic electromagnetic fields in vacua and in dielectric and magnetic media. ✭ 2401 Introduct ion to Concep ts in Physics (3) V Prereq ...
... 2231 Elec tr ici ty and M agne tism (3) S Prereq.: PHYS 2221 or CHEM 4581 and credit or registration in MATH 2065 or 2090. Electricity and magnetism; static and quasistatic electromagnetic fields in vacua and in dielectric and magnetic media. ✭ 2401 Introduct ion to Concep ts in Physics (3) V Prereq ...
Charged domain walls as quantum strings on a - Instituut
... These characteristic features are the following. ~i! It is assumed that the charge carriers are confined to domain walls. This is the major limitation of the present work and it is hoped that at least some general characteristics of this strong-coupling regime survive in the likely less strongly cou ...
... These characteristic features are the following. ~i! It is assumed that the charge carriers are confined to domain walls. This is the major limitation of the present work and it is hoped that at least some general characteristics of this strong-coupling regime survive in the likely less strongly cou ...
Entanglement Entropy of non-Unitary Quantum Field Theory
... system is critical and we expect to be able to extract the central charge c of the critical point. What happens if |ψi is the ground state of a critical system described by a non-unitary CFT? We find that we may just replace c → ceff = c − 24∆. Here ceff is the effective central charge and ∆ is the ...
... system is critical and we expect to be able to extract the central charge c of the critical point. What happens if |ψi is the ground state of a critical system described by a non-unitary CFT? We find that we may just replace c → ceff = c − 24∆. Here ceff is the effective central charge and ∆ is the ...
Wholeness and the Implicate Order
... given serious consideration in any attempt to develop an overall world viewing. The quantum theory, as it is now constituted, presents us with a very great challenge, if we are at all interested in such a venture, for in this theory there is no consistent notion at all of what the reality may be tha ...
... given serious consideration in any attempt to develop an overall world viewing. The quantum theory, as it is now constituted, presents us with a very great challenge, if we are at all interested in such a venture, for in this theory there is no consistent notion at all of what the reality may be tha ...