Results 21 to 30 of about 15,537,269 (305)

On E 8 and F-theory GUTs [PDF]

open access: yesJournal of High Energy Physics, 2015
33 ...
Baume, Florent   +2 more
openaire   +3 more sources

On flux quantization in F-theory [PDF]

open access: yesJournal of High Energy Physics, 2012
46 ...
Collinucci A., Savelli R.
openaire   +6 more sources

Systematics of the α′ expansion in F-theory [PDF]

open access: yesJournal of High Energy Physics, 2021
Abstract Extracting reliable low-energy information from string compactifications notoriously requires a detailed understanding of the UV sensitivity of the corresponding effective field theories. Despite past efforts in computing perturbative string corrections to the tree-level action, neither a systematic approach nor a unified ...
Cicoli M.   +4 more
openaire   +5 more sources

Educational Administration: Theory and Practice [PDF]

open access: yes, 2021
Educational Administration: Theory & Practice: Vol 25, Issue
Educational Administration Theory and Practice
core   +1 more source

F-theory vacua and α′-corrections

open access: yesJournal of High Energy Physics, 2020
In this work we analyze F-theory and Type IIB orientifold compactifications to study α′-corrections to the four-dimensional, N $$ \mathcal{N} $$ = 1 effective actions.
Matthias Weissenbacher
doaj   +1 more source

A note on orientifolds and F-theory [PDF]

open access: yesPhysics Letters B, 1997
An orientifold of Type-IIB theory on a $K3$ realized as a $Z_2$ orbifold is constructed which corresponds to F-theory compactification on a Calabi-Yau orbifold with Hodge numbers $(51, 3)$. The T-dual of this model is analogous to an orbifold with discrete torsion in that the action of orientation reversal has an additional phase on the twisted sectors,
Dabholkar, Atish, Park, Jaemo
openaire   +2 more sources

F-theory uplifts and GUTs [PDF]

open access: yes, 2009
We study the F-theory uplift of Type IIB orientifold models on compact Calabi-Yau threefolds containing divisors which are del Pezzo surfaces. We consider two examples defined via del Pezzo transitions of the quintic.
Jurke, Benjamin   +3 more
core   +3 more sources

Tate’s algorithm and F-theory [PDF]

open access: yesJournal of High Energy Physics, 2011
The "Tate forms" for elliptically fibered Calabi-Yau manifolds are reconsidered in order to determine their general validity. We point out that there were some implicit assumptions made in the original derivation of these "Tate forms" from the Tate algorithm.
Katz, Sheldon   +3 more
openaire   +4 more sources

F-theory and orientifolds [PDF]

open access: yesNuclear Physics B, 1996
LaTeX file, 21 pages, references ...
openaire   +2 more sources

Global Tensor-Matter Transitions in F-Theory [PDF]

open access: yes, 2018
We use F‐theory to study gauge algebra preserving transitions of 6d supergravity theories that are connected by superconformal points. While the vector multiplets remain unchanged, the hyper‐ and tensor multiplet sectors are modified.
Sub String Theory Cosmology and ElemPart   +7 more
core   +2 more sources

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