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M-theory and Type IIA Flux Compactifications
hep-th
2012-08
conditional
novelty 7.0 of 10
New higher-derivative M-theory couplings involving fluxes and curvatures generate M5-brane charge, evading the supergravity no-go theorem and permitting Minkowski flux compactifications of M-theory and type IIA.
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Stringy Instantons and Quiver Gauge Theories
hep-th
2006-10
conditional
novelty 7.0 of 10
Euclidean D3-branes wrapping a del Pezzo surface and intersecting the quiver generate a baryonic superpotential term that ordinary gauge instantons cannot produce.
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Generalized N=1 Orientifold Compactifications and the Hitchin functionals
hep-th
2006-02
conditional
novelty 7.0 of 10
The paper derives N=1 Kähler potentials and superpotentials for type II orientifolds on SU(3)-structure manifolds and proposes generalized half-flat manifolds as mirrors of Calabi-Yau compactifications with NS-NS flux.
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More Dual Fluxes and Moduli Fixing
hep-th
2006-02
conditional
novelty 7.0 of 10
Adding a new set of S-dual non-geometric fluxes to type IIB orientifolds yields N=1 Minkowski vacua in which the dilaton, complex structure, and Kahler moduli are all fixed.
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Nongeometric Flux Compactifications
hep-th
2005-08
accept
novelty 7.0 of 10
A T-duality invariant superpotential for type II torus compactifications is constructed that includes nongeometric Q and R fluxes alongside H-flux and geometric flux, making the IIA and IIB vacuum distributions identical.
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Fluxes, moduli fixing and MSSM-like vacua in a simple IIA orientifold
hep-th
2005-06
conditional
novelty 7.0 of 10
Adding RR, NS and metric fluxes to a T^6/(Omega(-1)^F_L I_3) Type IIA orientifold stabilizes all closed-string moduli in supersymmetric AdS vacua, and one such vacuum hosts a three-generation MSSM-like intersecting D6...
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Distributions of nonsupersymmetric flux vacua
hep-th
2004-11
accept
novelty 7.0 of 10
Non-supersymmetric flux vacua correspond to eigenvectors of the superpotential Hessian, and in the generic random-matrix ensemble the count of metastable pure F-breaking vacua with near-zero cosmological constant scal...
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Building a Better Racetrack
hep-th
2004-04
conditional
novelty 7.0 of 10
Explicit Calabi-Yau orientifold compactifications are exhibited in which D3-instanton and gaugino-condensation effects stabilize every Kähler modulus, together with a no-go argument that rules out the one-modulus case.
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Distributions of flux vacua
hep-th
2004-04
accept
novelty 7.0 of 10
Flux vacua in IIb Calabi-Yau compactification follow a computable density built from special geometry, strongly enhanced near conifold points, with a cosmological constant distribution that is uniform near zero.
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New Supersymmetric String Compactifications
hep-th
2002-11
accept
novelty 7.0 of 10
T-dualizing type IIB flux vacua on T^6/Z2 yields a new class of supersymmetric compactifications on twisted tori, with a superpotential that includes flux and geometric-twist contributions.
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Mirror Symmetry in Generalized Calabi-Yau Compactifications
hep-th
2002-11
conditional
novelty 7.0 of 10
Type IIB on a Calabi-Yau threefold with electric NS three-form flux is mirror to type IIA on a half-flat SU(3)-structure manifold, and the two four-dimensional effective actions agree.
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Orientifolds of Gepner models without K\"ahler moduli
hep-th
2026-06
unverdicted
novelty 6.0 of 10
Exhaustive enumeration of Landau-Ginzburg orientifold models without Kähler moduli, with computed complex structure moduli numbers and tadpole charges to flag perturbative stabilization candidates.
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Flat Monodromies and a Moduli Space Size Conjecture
hep-th
2017-08
conditional
novelty 6.0 of 10
Flux-induced monodromy widens a toroidal moduli space by a factor N, but the geodesic distance across it grows only as ln N, motivating a conjecture that moduli space diameter scales as ln(1/cutoff).
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Minkowski 3-forms, Flux String Vacua, Axion Stability and Naturalness
hep-th
2015-07
conditional
novelty 6.0 of 10
By dimensionally reducing Type II supergravity with fluxes, the authors show that all axion dependence of the flux potential flows through Minkowski 4-form auxiliary fields, which they argue forces corrections to appe...
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Fully stable dS vacua from generalised fluxes
hep-th
2013-01
conditional
novelty 6.0 of 10
A stochastic search finds three critical points of a type IIB flux superpotential with positive vacuum energy and all 14 mass eigenvalues positive.
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On the distribution of stable de Sitter vacua
hep-th
2012-12
conditional
novelty 6.0 of 10
In a six-parameter family of isotropic type IIB flux vacua with non-geometric flux, tachyon-free de Sitter critical points are a tiny fraction of all critical points and cluster in thin sheets near zero cosmological constant.
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Charting the landscape of N=4 flux compactifications
hep-th
2011-02
conditional
novelty 6.0 of 10
A complete classification of the vacua of the SO(3) truncation of N=4 flux compactifications shows that non-supersymmetric anti-de Sitter vacua can be stable and that a non-semisimple gauging admits a de Sitter critic...
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Generalized non-supersymmetric flux vacua
hep-th
2008-07
conditional
novelty 6.0 of 10
A classification of non-supersymmetric type II flux vacua by which D-branes remain BPS, yielding no-scale Minkowski examples and new AdS4 solutions.
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Jumping Through Loops: On Soft Terms from Large Volume Compactifications
hep-th
2007-04
conditional
novelty 6.0 of 10
String loop corrections to the Kähler potential leave the large volume scenario's minimum and its gaugino mass prediction intact, with corrections appearing only at subleading order in the volume expansion.
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Warped Spectroscopy: Localization of Frozen Bulk Modes
hep-th
2006-03
conditional
novelty 6.0 of 10
The lightest dilaton-axion KK mode in long warped throats localizes at the throat bottom with mass near the warped string scale, comparable to the KK gap.
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Twisted tori and fluxes: a no go theorem for Lie groups of weak G_2 holonomy
hep-th
2006-03
conditional
novelty 6.0 of 10
No seven-dimensional Lie group admits weak G2 holonomy, so no unwarped, source-free M-theory compactification of the form AdS4 times a group manifold with nontrivial internal flux exists.
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de Sitter String Vacua from Perturbative Kahler Corrections and Consistent D-terms
hep-th
2006-02
conditional
novelty 6.0 of 10
Perturbative Kähler corrections stabilize the volume modulus while preserving the shift symmetry that a D7-brane D-term can gauge, uplifting the AdS minimum to a metastable de Sitter vacuum.
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Gauged N=4 supergravities
hep-th
2006-02
conditional
novelty 6.0 of 10
The authors give the general Lagrangian, Killing spinor equations, and scalar potential for gauged N=4 supergravity in four and five dimensions, parameterized by constrained embedding tensors, and show how the five-di...
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Fixing All Moduli in a Simple F-Theory Compactification
hep-th
2005-03
conditional
novelty 6.0 of 10
An explicit F-theory compactification on a resolved T^6/Z2xZ2 orbifold in which fluxes, Euclidean D3 instantons, and SO(8) gaugino condensation together stabilize all 51 Kähler moduli, 3 complex structure moduli, and ...
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The effective action of D7-branes in N=1 Calabi-Yau orientifolds
hep-th
2004-09
accept
novelty 6.0 of 10
A generic D7-brane on a Calabi-Yau orientifold yields an N=1 effective action whose Kähler potential, gauge couplings, and D-term are derived from the brane's Dirac-Born-Infeld and Chern-Simons actions.
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Loop Corrections to Volume Moduli and Inflation in String Theory
hep-th
2004-04
conditional
novelty 6.0 of 10
Open-string one-loop corrections to D-brane gauge kinetic functions restore holomorphy in the brane-modified volume modulus and introduce explicit inflaton dependence in the gaugino-condensation superpotential, offeri...
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The effective action of N=1 Calabi-Yau orientifolds
hep-th
2004-03
accept
novelty 6.0 of 10
A complete Kaluza-Klein derivation of the N=1 effective action for type IIB Calabi-Yau orientifolds, including a new class of no-scale Kähler potentials understood through a linear-multiplet dual formulation.
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Duality Twists, Orbifolds, and Fluxes
hep-th
2002-10
accept
novelty 6.0 of 10
The scalar potential produced by a duality twist has stable zero-energy minima precisely at the fixed points of the twist group, where the compactification becomes an exact orbifold conformal field theory.
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Supersymmetry Breaking and alpha'-Corrections to Flux Induced Potentials
hep-th
2002-04
accept
novelty 6.0 of 10
Alpha'^3 corrections generate a scalar potential term proportional to the Euler number of the Calabi-Yau threefold, spoiling the classical no-scale structure of flux compactifications and making the potential depend o...
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Landscape of Modular Symmetric Flavor Models
hep-ph
2020-11
conditional
novelty 5.0 of 10
Counting flux vacua in a Type IIB orientifold shows the complex structure modulus statistically prefers the Z3 fixed point, giving a top-down argument for the modulus values assumed in modular flavor model building.
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de Sitter String Vacua from Kahler Uplifting
hep-th
2006-11
conditional
novelty 5.0 of 10
The leading α'^3 correction to the Kähler potential, together with gaugino condensation and flux tuning, stabilizes the volume modulus, dilaton, and complex structure moduli in a metastable de Sitter vacuum at volume ...
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Stabilizing Moduli with a Positive Cosmological Constant in Heterotic M-Theory
hep-th
2006-03
conditional
novelty 5.0 of 10
Adding anti-five-branes to the minimal heterotic standard model lifts the moduli-stabilized vacuum to a meta-stable de Sitter state with a small positive cosmological constant and exact MSSM matter content.
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Searching the Landscape of Flux Vacua with Genetic Algorithms
hep-th
2019-07
conditional
novelty 4.0 of 10
Genetic algorithms efficiently locate type IIB flux vacua with target string coupling, superpotential, and mass scales, outperforming random-walk search on two toy models.
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More stable dS vacua from S-dual non-geometric fluxes
hep-th
2013-04
conditional
novelty 4.0 of 10
Explicit flux configurations on anisotropic tori yield 11 anti-de Sitter and 7 de Sitter vacua that are stable within a 14-real-modulus truncation, with the de Sitter cases stable only via the Breitenlohner-Freedman c...
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Flux compactifications in string theory: a comprehensive review
hep-th
2005-09
accept
novelty 3.0 of 10
A structured survey of type II flux compactifications: which fluxes preserve N=1, why compact spaces need orientifold planes, how fluxes generate superpotentials, and how far they go toward fixing moduli.
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Lectures on Gauged Supergravity and Flux Compactifications
hep-th
2008-08
accept
novelty 2.0 of 10
The notes review a duality-covariant embedding-tensor construction that organizes gauged supergravities and maps geometric and non-geometric flux parameters to deformations of maximal and half-maximal supergravity.
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Les Houches Lectures on Constructing String Vacua
hep-th
2008-03
unverdicted
novelty 2.0 of 10
The paper is a pedagogical review of how F-theory and type IIB flux compactifications are used to construct string vacua with stabilized moduli.
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Lectures on Nongeometric Flux Compactifications
hep-th
2007-08
conditional
novelty 2.0 of 10
T-duality applied to ordinary flux compactifications requires nongeometric fluxes, and the notes assemble the resulting duality-invariant superpotential and its constraints.
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Counting String Vacua
math-ph
2006-03
conditional
novelty 1.0 of 10
A review article restating the author's earlier rigorous asymptotic formulas for counting flux vacua, with proof sketches but no new results.
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Four-dimensional String Compactifications with D-Branes, Orientifolds and Fluxes
hep-th
2006-10
unverdicted
A comprehensive pedagogical review of four-dimensional orientifold and flux compactifications with D-branes, assembling model-building rules, effective-action methods, and statistical vacuum counts.