77, Issue 2, Journal of High Energy Physics, Vol. 61, Issue 6, Classical and Quantum Gravity, Vol. This metastring theory is formulated in such a way that stringy symmetries (such as T-duality) are realized linearly.

139, Issue 1, Journal of High Energy Physics, Vol.

Instituto de Plasmas e Fuso Nuclear, Sebastian Wster Rev. 256, Issue 2, Journal of High Energy Physics, Vol. This spawned approaches to quantum gravity that were developed by taking general relativity and using different methods to quantize it. Feynman diagrams and effective field theory, https://doi.org/10.1088/0264-9381/23/6/012, A triangulation of moduli space from light-cone string theory, A finite-dimensional canonical formalism in the classical field theory, https://doi.org/10.1016/j.physletb.2008.03.012, Duality symmetric closed string theory and interacting chiral scalars, https://doi.org/10.1016/0550-3213(91)90266-Z, https://doi.org/10.1142/9789812798411_0010, https://doi.org/10.1088/1126-6708/2003/09/054, Physics for algebraists: Non-commutative and non-cocommutative Hopf algebras by a bicrossproduct construction, https://doi.org/10.1016/0021-8693(90)90099-A, Dual non-Abelian duality and the Drinfeld double, https://doi.org/10.1016/0370-2693(95)00451-P, 3D Quantum Gravity and Effective Noncommutative Quantum Field Theory, https://doi.org/10.1103/PhysRevLett.96.221301, Pregeometrical string field theory: Creation of space-time and motion, https://doi.org/10.1016/0370-2693(86)90703-3, Reciprocity Theory of Elementary Particles, https://doi.org/10.1103/RevModPhys.21.463, Self-dual fields as charge-density solitons, https://doi.org/10.1103/PhysRevLett.59.1873, Evaluation of the one loop string path integral, Manifestly covariant field theory of interacting string II, https://doi.org/10.1016/0370-2693(86)90835-X, The gauge invariant action of the interacting string field, https://doi.org/10.1016/0550-3213(87)90282-3, Quantum gravity, dynamical phase-space and string theory, https://doi.org/10.1142/S0218271814420061, Conformal current algebra in two dimensions, https://doi.org/10.1088/1126-6708/2009/06/017, The automorphism group of the 26-dimensional even unimodular Lorentzian lattice, https://doi.org/10.1016/0021-8693(83)90025-X, Topological Quantum Effects for Neutral Particles, https://doi.org/10.1103/PhysRevLett.53.319, Duality symmetric formulation of string world sheet dynamics, https://doi.org/10.1016/0370-2693(90)91454-J, Beauty and the beast: Superconformal symmetry in a monster module, Non-geometric string backgrounds and worldsheet algebras, https://doi.org/10.1088/1126-6708/2008/07/137, Virasoro-type algebras, Riemann surfaces and strings in Minkowsky space, On the background independence of string field theory, https://doi.org/10.1016/0550-3213(90)90400-8, Compatibility of the dual Pomeron with unitarity and the absence of ghosts in the dual resonance model, https://doi.org/10.1016/0370-2693(72)90420-0, Duality-symmetric string theory and the cosmological-constant problem, https://doi.org/10.1103/PhysRevLett.66.545, Gauge Symmetry in Phase Space Consequences for Physics and SpaceTime, https://doi.org/10.1142/S0217751X10051128, Symplectic geometry and (super-)Poincar algebra in geometrical theories, https://doi.org/10.1016/0550-3213(87)90221-5, Background field equations for the duality symmetric string, https://doi.org/10.1016/j.nuclphysb.2007.09.021, Lorentz properties of the three-string vertex, https://doi.org/10.1016/0550-3213(74)90266-1, Para-Hermitian Geometry, Dualities and Generalized Flux Backgrounds, Entanglement, holography and causal diamonds, B-decay anomalies and scalar leptoquarks in unified Pati-Salam models from noncommutative geometry, Para-Hermitian geometries for Poisson-Lie symmetric -models, Green-Schwarz superstring on doubled-yet-gauged spacetime, Generalised kinematics for double field theory, https://doi.org/10.1007/s00220-019-03379-7, https://doi.org/10.1007/s10714-018-2391-3, Algebroid structures on para-Hermitian manifolds, Spacetime from locality of interactions in deformations of special relativity: The example of, https://doi.org/10.1103/physrevd.97.064025, Modified dark matter: Relating dark energy, dark matter and baryonic matter, https://doi.org/10.1142/s021827181830001x, Generalised Kinematics for Double Field Theory, https://doi.org/10.48550/arxiv.1706.07089, https://doi.org/10.48550/arxiv.1802.00442, https://doi.org/10.48550/arxiv.1806.05992, https://doi.org/10.1142/S0218271815440289, https://doi.org/10.1103/PhysRevD.99.066011, Manifest non-locality in quantum mechanics, quantum field theory and quantum gravity, https://doi.org/10.1142/s0217751x19410045, Noncommutative Geometry in M-Theory and Conformal Field Theory, Perimeter Inst. General relativity: 100 years of the most beautiful theory ever created, Loop quantum gravity: getting closer to reality. 5, Issue 12, International Journal of Modern Physics A, Vol. 2010, Issue 8, Journal of High Energy Physics, Vol. DSpace Software Copyright2002-2013 Duraspace- - International Journal of Modern Physics A. description in terms of bi-local quantum fields. 25, Issue 35, The European Physical Journal C, Vol. While recent progress has greatly elaborated LQG, the idea has a long history. Chapter 1 orients my project within the current philosophical literature on the foundations of QFT. Along with many other applications, these techniques are used to describe world-volume theories of point-like D-probes of various Calabi-Yau threefolds. 2007, Issue 07, Classical and Quantum Gravity, Vol. Carmona, J.M.; Corts, J.L.; Relancio, J.J. Edmonds, Douglas; Farrah, Duncan; Minic, Djordje. We pride ourselves with our proven youth development programs for young elite players. 2008, Issue 08, Journal of High Energy Physics, Vol. 197, Issue 3, Progress of Theoretical Physics, Vol. As far as we can tell, these two theories are both rightand in conflict. Can spacetime be probed below the string size? 2014, Issue 2, The Quarterly Journal of Mathematics, Vol. Finally we discuss constructions of string vacua which do not have large radius limits. All Rights Reserved Design & Developed By:: RINJAcom, For enquary We can help:: +233 (0) 24-611-9999.

First, I will give an introduction to Poisson-Lie groups and arrive at quantum groups using the Feynman path integral. In spite of this, via the split/nuclearity conditions, modular theory also supplies critical tools needed to help explain approximately-localized emergent entities like particles and chairs. I argue that the key to understanding the mysterious connection between spatiotemporal orientation and charge structure entailed by the theorem lies in recognizing PCT symmetry as a single global reflection of quantum statespace. Albert Einstein in 1919, after the eclipse voyages that verified general relativity. Conor Purcell The academy is established to help players from Ghana and across Africa gain recognition and advance their football careers. One way to deal with this is to give one of the theories precedence. This thesis is a study of D-branes in string compactifications. 123, Issue 2, International Journal of Modern Physics A, Vol. It is an idea based completely in theoretical calculationsand it's totally untested for now. Institute for Quantum Computing (IQC), Hugo Teras and State Univ. 21, Issue 4, Physical Review Letters, Vol. 2019, Issue 10, Journal of High Energy Physics, Vol. https://doi.org/10.1016/0550-3213(89)90076-X, https://doi.org/10.1016/0393-0440(92)90046-4, On first-order formalism in string theory, https://doi.org/10.1016/j.physletb.2005.12.010, https://doi.org/10.1088/1126-6708/2000/02/020, https://doi.org/10.1088/1126-6708/2009/09/099, Symplectic geometry of the convariant phase space, https://doi.org/10.1088/0264-9381/5/12/008, The high-energy behavior of string scattering amplitudes, https://doi.org/10.1016/0370-2693(87)90355-8, https://doi.org/10.1142/S0217751X07036981, https://doi.org/10.1016/j.difgeo.2005.07.002, Duality Symmetries and Noncommutative Geometry of String Spacetimes, The Hagedorn transition and the number of degrees of freedom of string theory, https://doi.org/10.1016/0550-3213(88)90151-4, Target Space Duality as a Symmetry of String Field Theory, String theory as the Khler geometry of loop space, https://doi.org/10.1103/PhysRevLett.58.535, T-duality in arbitrary string backgrounds, https://doi.org/10.1016/0550-3213(96)00204-0, Algebras of virasoro type, riemann surfaces and structures of the theory of solitons, Hopf algebras for physics at the Planck scale, https://doi.org/10.1088/0264-9381/5/12/010, Interacting-string picture of the Neveu-Schwarz-Ramond model, https://doi.org/10.1016/0550-3213(74)90127-8, Gauge symmetry, T-duality and doubled geometry, https://doi.org/10.1088/1126-6708/2008/08/043, Generalized metric formulation of double field theory. both perturbatively and non-perturbatively in the worldsheet expansion. D 96, 066003 (2017)., L. Freidel, R. G. Leigh, and D. Minic, Intrinsic non-commutativity of closed string theory, J. The former presents a framework for understanding the world in terms of space and time, and it covers behavior over large distances. 26, Issue 1, Communications in Mathematical Physics, Vol. https://doi.org/10.1016/0550-3213(89)90075-8, https://doi.org/10.1016/j.physrep.2014.11.007, https://doi.org/10.1090/S0273-0979-1982-14985-0, Superstring collisions at planckian energies, https://doi.org/10.1016/0370-2693(87)90346-7, Classical origin of quantum group symmetries in Wess-Zumino-Witten conformal field theory, Geometric Constructions of Nongeometric String Theories, https://doi.org/10.1088/1126-6708/2004/01/024, A Stringy Nature Needs Just Two Constants, https://doi.org/10.1209/0295-5075/2/3/006, https://doi.org/10.1016/0550-3213(88)90390-2, https://doi.org/10.1103/PhysRevLett.61.670, Another version for operatorial quantization of dynamical systems with irreducible constraints, https://doi.org/10.1016/0550-3213(89)90116-8, https://doi.org/10.1016/0021-8693(88)90275-X, Double field theory: a pedagogical review, https://doi.org/10.1088/0264-9381/30/16/163001, A geometry for non-geometric string backgrounds, https://doi.org/10.1088/1126-6708/2005/10/065, A canonical structure for classical field theories, The algebra of diffeomorphisms from the world sheet, Born reciprocity in string theory and the nature of spacetime, https://doi.org/10.1016/j.physletb.2014.01.067, Classical and quantum conformal field theory, https://doi.org/10.1142/S0217751X0804086X, BRS Invariant Vertex of Neveu-Schwarz-Ramond Superstring, Formal path Integral for Theories with Noncanonical Commutation Relations, https://doi.org/10.1142/S0217732389001179, New heterotic string theories in uncompactified dimensions < 10, https://doi.org/10.1016/0370-2693(86)90682-9, https://doi.org/10.1016/0550-3213(89)90418-5, Interacting-string picture of dual-resonance models, https://doi.org/10.1016/0550-3213(73)90622-6, A Calculation of the Orbifold Euler Number of the Moduli Space of Curves by a New Cell Decomposition of the Teichmller Space, The holomorphic geometry of closed bosonic string theory and Diff S1/S1, https://doi.org/10.1016/0550-3213(87)90076-9. 22, Issue 20, Differential Geometry and its Applications, Vol.

165, Issue 921, Progress of Theoretical Physics, Vol. Despite these challenges, quantum gravity has drawn a lot of attention from some of the sharpest minds in all of physics. 54, Issue 3, Journal of High Energy Physics, Vol. sabine hossenfelder nordita theoretical nordic 2013, Issue 9, Communications in Mathematical Physics, Vol. 2016, Issue 8, Journal of High Energy Physics, Vol. 25, Issue 4, Journal of High Energy Physics, Vol. These operators and the associated structure theory are the subject of Tomita-Takesaki modular theory. Search for these copies in the. 78, Issue 2, Modern Physics Letters A, Vol. 87, Issue 4, Physical Review Letters, Vol. But the approach to this problem changed during the 1970s and 1980s when physicists began to learn new things from semi-classical physics, according to Daniele Oriti, Heisenberg Group Leader at the Arnold Sommerfeld Centre for Theoretical Physics, Ludwig-Maximilians-Universitt in Munich. String field theory on the conformal plane (I). (Virginia Tech), Blacksburg, VA (United States), Communications in Algebra, Vol. University of Florida, Alan Jamison Despite its importance, the physical significance of modular theory remains murky, and philosophers of QFT have largely ignored it. I will also discuss the spectrum of the toroidally compactified Matrix theory corresponding to quantized electric fluxes on two and three tori. 45, Issue 3, International Journal of Modern Physics A, Vol. 2003, Issue 01, Classical and Quantum Gravity, Vol. Ranganathan, K.; Sonoda, H.; Zwiebach, B. Chang, Lay Nam; Minic, Djordje; Takeuchi, Tatsu, Cederwall, Martin; von Gussich, Alexander; Sundell, Per. 22, 2015, https://pirsa.org/15040169, Laurent Freidel String theory is canonically accompanied with a space-time interpretation which determines S-matrix-like observables, and connects to the standard physics at low energies in the guise of local effective fi eld theory. LeClair, Andr; Peskin, Michael E.; Preitschopf, Christian R. Losev, Andrei S.; Marshakov, Andrei; Zeitlin, Anton M. Minwalla, Shiraz; Raamsdonk, Mark Van; Seiberg, Nathan, Jejjala, Vishnu; Kavic, Michael; Minic, Djordje. 2000, Issue 02, Classical and Quantum Gravity, Vol. 29, Issue 1, Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, Vol. All rights reserved. 50, Issue 6, Journal of Mathematical Physics, Vol. The idea, technically termed Group Field Theory (GFT) condensate cosmology, is a branch of quantum gravity, a field of physics that aims to establish the fundamentals of what everything from light and matter to space and time is made of. In particular, we determine couplings of these branes to the moduli determining the closed-string geometry, In the first part of the thesis I will investigate in the Matrix theory framework, the subgroup of dualities of the Discrete Light Cone Quantization of M-theory compactified on tori, which corresponds to T-duality in the auxiliary Type II string theory. We provide a local model for transitions in moduli space where the BPS spectrum jumps, and discuss the extension of mirror symmetry between Calabi-Yau manifolds to the case when D-branes are present. Welcome , we offer all our clients an individual approach and professional service The next section is an interlude which provides some applications of D-branes to other curved backgrounds of string theory. https://pirsa.org/15040169, Freidel, Laurent. These networksproposed as the constituent stuff of space and timecondensed to produce the Universe as we know it.

We introduce and develop the theory of metaparticles. 59, Issue 17, Communications in Mathematical Physics, Vol. This fundamental non-commutativity is explicit in the metastring formulation of quantum gravity. The first additional feature of the model is the presence of an additional local symmetry, which from the string point of view corresponds to the completion of worldsheet diffeomorphism invariance. nakamura

24, Issue 1, Rocky Mountain Journal of Mathematics, Vol. 03, Issue 07, Reviews of Modern Physics, Vol. Chapter 3 examines how modular theory can be used to give new geometric insight into the parity-charge-time (PCT) theorem. Freidel, L. (2015). 2022 Cond Nast. The final chapter contains a critique of the Connes-Rovelli thermal time hypothesis, a proposal to solve the problem of time in quantum gravity using modular theory. New approaches to quantum gravity, like LQG, began to emerge during this period.
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