Results 1 to 10 of about 156,367 (174)

Averaging over Narain moduli space [PDF]

open access: yesJournal of High Energy Physics, 2020
Recent developments involving JT gravity in two dimensions indicate that under some conditions, a gravitational path integral is dual to an average over an ensemble of boundary theories, rather than to a specific boundary theory.
A. Maloney, E. Witten
semanticscholar   +1 more source

A systematic approach to Kähler moduli stabilisation [PDF]

open access: yesJournal of High Energy Physics, 2020
Achieving full moduli stabilisation in type IIB string compactifications for generic Calabi-Yau threefolds with hundreds of Kähler moduli is notoriously hard.
Shehu S. Abdussalam   +4 more
semanticscholar   +1 more source

The Swampland Distance Conjecture for Kähler moduli [PDF]

open access: yesJournal of High Energy Physics, 2018
The Swampland Distance Conjecture suggests that an infinite tower of modes becomes exponentially light when approaching a point that is at infinite proper distance in field space.
P. Corvilain   +2 more
semanticscholar   +1 more source

On positivity of the CM line bundle on K-moduli spaces [PDF]

open access: yesAnnals of Mathematics, 2019
In this paper, we consider the CM line bundle on the K-moduli space, i.e., the moduli space parametrizing K-polystable Fano varieties. We prove it is ample on any proper subspace parametrizing reduced uniformly K-stable Fano varieties which conjecturally
Chenyang Xu, Ziquan Zhuang
semanticscholar   +1 more source

Existence of moduli spaces for algebraic stacks [PDF]

open access: yesInventiones Mathematicae, 2018
We provide necessary and sufficient conditions for when an algebraic stack admits a good moduli space and prove a semistable reduction theorem for points of algebraic stacks equipped with a Θ\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage ...
J. Alper   +2 more
semanticscholar   +1 more source

The refined Swampland Distance Conjecture in Calabi-Yau moduli spaces [PDF]

open access: yesJournal of High Energy Physics, 2018
A bstractThe Swampland Distance Conjecture claims that effective theories derived from a consistent theory of quantum gravity only have a finite range of validity. This will imply drastic consequences for string theory model building. The refined version
R. Blumenhagen   +3 more
semanticscholar   +1 more source

Fano quiver moduli [PDF]

open access: yesCan. Math. Bull. 64 (2021) 984-1000, 2020
We exhibit a large class of quiver moduli spaces which are Fano varieties, by studying line bundles on quiver moduli and their global sections in general, and work out several classes of examples, comprising moduli spaces of point configurations, Kronecker moduli, and toric quiver moduli.
arxiv   +1 more source

Mechanically tunable conductive interpenetrating network hydrogels that mimic the elastic moduli of biological tissue

open access: yesNature Communications, 2018
Conductive and stretchable materials that match the elastic moduli of biological tissue (0.5–500 kPa) are desired for enhanced interfacial and mechanical stability.
V. Feig   +3 more
semanticscholar   +1 more source

Closed strings and moduli in AdS3/CFT2 [PDF]

open access: yesJournal of High Energy Physics, 2018
String theory on AdS3 × S3 × T4 has 20 moduli. We investigate how the perturbative closed string spectrum changes as we move around this moduli space in both the RR and NSNS flux backgrounds. We find that, at weak string coupling, only four of the moduli
O. O. Sax, B. Stefański
semanticscholar   +1 more source

A MODULI STACK OF TROPICAL CURVES [PDF]

open access: yesForum of Mathematics, Sigma, 2017
We contribute to the foundations of tropical geometry with a view toward formulating tropical moduli problems, and with the moduli space of curves as our main example.
R. Cavalieri   +3 more
semanticscholar   +1 more source

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