String Theory

... • Newton’s Calculus developed into Classical Field Theory due to studies in electromagnetism. • When the electron was discovered Quantum Mechanics was formed. • Later Einstein came up with the Special Theory of Relativity • Relativity was combined with Quantum Mechanics to form the Relativistic Quan ...

... • Newton’s Calculus developed into Classical Field Theory due to studies in electromagnetism. • When the electron was discovered Quantum Mechanics was formed. • Later Einstein came up with the Special Theory of Relativity • Relativity was combined with Quantum Mechanics to form the Relativistic Quan ...

see flyer - Centre for Research in String Theory

... elementary particles. However, extracting quantitative predictions from QCD for low energy or macroscopic phenomena is one of the outstanding challenges of theoretical physics. String theory, originally developed as a fundamental unified theory of particle physics and gravity, has also emerged as a ...

... elementary particles. However, extracting quantitative predictions from QCD for low energy or macroscopic phenomena is one of the outstanding challenges of theoretical physics. String theory, originally developed as a fundamental unified theory of particle physics and gravity, has also emerged as a ...

String Theory

... String Theory is believed to bridge the gap between General Relativity and Quantum Mechanics This is because Relativistic Quantum Field Theory only works when gravity is ignored (very weak) General Relativity only works when we can assume the universe can be described by classical physics (no quantu ...

... String Theory is believed to bridge the gap between General Relativity and Quantum Mechanics This is because Relativistic Quantum Field Theory only works when gravity is ignored (very weak) General Relativity only works when we can assume the universe can be described by classical physics (no quantu ...

String Theory - Santa Rosa Junior College

... with continuous gravitational fields of relativity Regarded as Theory of (Almost) Everything Does not include gravitation; String theory attempts to fix this and is consistent with theories of quantum gravity at high energies ...

... with continuous gravitational fields of relativity Regarded as Theory of (Almost) Everything Does not include gravitation; String theory attempts to fix this and is consistent with theories of quantum gravity at high energies ...

From the last time… - UW High Energy Physics

... – Electromagnetic and weak force have the same interactions and strength at high energy – Had to introduce the Higgs boson to explain the mass of the weak force carriers and all other masses ...

... – Electromagnetic and weak force have the same interactions and strength at high energy – Had to introduce the Higgs boson to explain the mass of the weak force carriers and all other masses ...

PowerPoint

... the gauge theory is strongly coupled we don’t know these mixed equations… they turn out to be the EoM of strings in AdS! ...

... the gauge theory is strongly coupled we don’t know these mixed equations… they turn out to be the EoM of strings in AdS! ...

Matteo Bertolini: Research

... world with D-branes. In this world, gauge degrees of freedom are confined on the branes while gravity degrees of freedom live in the full ten dimensional space-time. Still, weak (as we like them to be) gravity effects may be felt on the brane. In string theory there are D-branes of different dimensi ...

... world with D-branes. In this world, gauge degrees of freedom are confined on the branes while gravity degrees of freedom live in the full ten dimensional space-time. Still, weak (as we like them to be) gravity effects may be felt on the brane. In string theory there are D-branes of different dimensi ...

Daniel Heineman Prize: The Quest for Quantum Gravity

... • This is a simple example of `stringy geometry,’ the fact that strings seem spacetime differently than point particles. Further applications lead to topology change and the resolution of some ...

... • This is a simple example of `stringy geometry,’ the fact that strings seem spacetime differently than point particles. Further applications lead to topology change and the resolution of some ...

superstring theory: past, present, and future john h. schwarz

... together inside the nucleus. A theory based on strings, rather than point-like particles, can account for various features of the strong nuclear force and the strongly interacting ...

... together inside the nucleus. A theory based on strings, rather than point-like particles, can account for various features of the strong nuclear force and the strongly interacting ...

Introduction to Strings

... • Closed string consists of left-moving and right-moving modes, while they are related in open strings • Heterotic string is the composite of superstring(right) and bosonic string(left) • Type II string consists of superstring sectors of the opposite (IIA) and the same chirality (IIB) • Type I stri ...

... • Closed string consists of left-moving and right-moving modes, while they are related in open strings • Heterotic string is the composite of superstring(right) and bosonic string(left) • Type II string consists of superstring sectors of the opposite (IIA) and the same chirality (IIB) • Type I stri ...

Superstrings: The “Ultimate Theory of Everything”? Sera Cremonini

... (in terms of strings and branes) ...

... (in terms of strings and branes) ...

Why 3+1 = 11 for small values of 7

... as a Calabi-Yau manifold. Specifically these manifolds are invaluable models for comptactification because they leave much of the original supersymmetry intact. A Calabi-Yau N-fold has holonomy SU(N) leaves 2^(1-N) of the original supersymmetry unbroken, which is essential for preserving the charact ...

... as a Calabi-Yau manifold. Specifically these manifolds are invaluable models for comptactification because they leave much of the original supersymmetry intact. A Calabi-Yau N-fold has holonomy SU(N) leaves 2^(1-N) of the original supersymmetry unbroken, which is essential for preserving the charact ...

String Theory

... theory that describes everything... The forces and the matter which make up the Universe. -The basic idea of supersymmetry is that every fundamental particle has its own so called “superpartner”. All superpartners have same features as their original particle but they have halfinteger spin. -There a ...

... theory that describes everything... The forces and the matter which make up the Universe. -The basic idea of supersymmetry is that every fundamental particle has its own so called “superpartner”. All superpartners have same features as their original particle but they have halfinteger spin. -There a ...

list of abstracts - Faculdade de Ciências

... Having a common backbone with matrix models, coloured tensor models is a random geometry approach to quantum gravity in arbitrary dimensions. In particular, regularly edge-coloured bipartite graphs—precisely the Feynman graphs of these theories—generalise ribbon graphs and represent orientable PL-ma ...

... Having a common backbone with matrix models, coloured tensor models is a random geometry approach to quantum gravity in arbitrary dimensions. In particular, regularly edge-coloured bipartite graphs—precisely the Feynman graphs of these theories—generalise ribbon graphs and represent orientable PL-ma ...

Classical solutions of open string field theory

... Field theoretic description of all excitations of a string (open or closed) at once. Useful especially for physics of backgrounds: tachyon condensation or instanton physics Single Lagrangian field theory which should around its various critical points describe physics of diverse D-brane backgrounds, ...

... Field theoretic description of all excitations of a string (open or closed) at once. Useful especially for physics of backgrounds: tachyon condensation or instanton physics Single Lagrangian field theory which should around its various critical points describe physics of diverse D-brane backgrounds, ...

Coordinate Noncommutativity, Quantum Groups and String Field

... Nature of the Big bang singularity; Models of inflation based on string theory moduli; Cosmology from Big crunch to Big bang; Cosmology and holographic principle; Quantum theory of Asym. de Sitter univ. Possible imprints of string physics on observational cosmology; ...

... Nature of the Big bang singularity; Models of inflation based on string theory moduli; Cosmology from Big crunch to Big bang; Cosmology and holographic principle; Quantum theory of Asym. de Sitter univ. Possible imprints of string physics on observational cosmology; ...

String and the Strong Force Summary/Review

... – Proton and neutron interactions are explained by the exchanges of pions, along with other mesons. If particles can interact by exchanging one meson, they can generally interact by exchanging any meson on that Regge trajectory. To get the full effect of these interactions, you must add up all these ...

... – Proton and neutron interactions are explained by the exchanges of pions, along with other mesons. If particles can interact by exchanging one meson, they can generally interact by exchanging any meson on that Regge trajectory. To get the full effect of these interactions, you must add up all these ...

STRING THEORY

... and Relativity can be used to describe some fundamental forces, but there is no theory which can describes all fundamental forces. “Just because things get a little dingy at the subatomic level doesn't mean all bets are off.” –Murray Gell-Mann ...

... and Relativity can be used to describe some fundamental forces, but there is no theory which can describes all fundamental forces. “Just because things get a little dingy at the subatomic level doesn't mean all bets are off.” –Murray Gell-Mann ...

The String Theory

... However, those membranes could reside in 5, 6, or 7 dimensions. Therefore, they could be right next to us but our three dimensional existence could never interact with them, but strings could. Multi dimensions could explain why gravity is so weak in our universe. Gravity could be just as strong as t ...

... However, those membranes could reside in 5, 6, or 7 dimensions. Therefore, they could be right next to us but our three dimensional existence could never interact with them, but strings could. Multi dimensions could explain why gravity is so weak in our universe. Gravity could be just as strong as t ...

SPACE-TIME , GAUGE-GRAVITY AND STRING

... • In the limit of weak gravity, we recover Newton’s gravity, which describes most planetary orbits to reasonable accuracy. ...

... • In the limit of weak gravity, we recover Newton’s gravity, which describes most planetary orbits to reasonable accuracy. ...

Why Does Space Exist?

... The following two posts (POST A & POST B) were first made in the comments sections of the preceding article by Castelvecchi. POST A … “Physicists with a background in string theory or gauge theory dualities can understand my paper with Kapustin on geometric Langlands, but for most physicists, this t ...

... The following two posts (POST A & POST B) were first made in the comments sections of the preceding article by Castelvecchi. POST A … “Physicists with a background in string theory or gauge theory dualities can understand my paper with Kapustin on geometric Langlands, but for most physicists, this t ...

Why I Still Like String Theory

... pointed out over at NEW, there are alternatives. LQG may succeed but to do so it must give a low energy perturbation theory with gravitons or explain why things work differently. Other alternatives mentioned by Smolin are more like toy models but I would add higher spin gravity as another idea that ...

... pointed out over at NEW, there are alternatives. LQG may succeed but to do so it must give a low energy perturbation theory with gravitons or explain why things work differently. Other alternatives mentioned by Smolin are more like toy models but I would add higher spin gravity as another idea that ...