Results 21 to 30 of about 26,779 (258)

Rank-2 attractors and Deligne’s conjecture

open access: yesJournal of High Energy Physics, 2021
In this paper, we will study the arithmetic geometry of rank-2 attractors, which are Calabi-Yau threefolds whose Hodge structures admit interesting splits. We will develop methods to analyze the algebraic de Rham cohomologies of rank-2 attractors, and we
Wenzhe Yang
doaj   +1 more source

Deligne's Conjecture on 1-Motives [PDF]

open access: yes, 2003
We reformulate a conjecture of Deligne on 1-motives by using the integral weight filtration of Gillet and Soul\'e on cohomology, and prove it. This implies the original conjecture up to isogeny.
Barbieri-Viale, Luca   +2 more
core   +2 more sources

N\'eron-Severi groups under specialization [PDF]

open access: yes, 2010
Andr\'e used Hodge-theoretic methods to show that in a smooth proper family X to B of varieties over an algebraically closed field k of characteristic 0, there exists a closed fiber having the same Picard number as the geometric generic fiber, even if k ...
Maulik, Davesh, Poonen, Bjorn
core   +2 more sources

Essential lipid autacoids rewire mitochondrial energy efficiency in metabolic dysfunction‐associated fatty liver disease

open access: yesHepatology, EarlyView., 2022
Increased liver content of DHA‐derived small lipid autacoids (i.e resolvin D1 and maresin 1) associates with enhanced mitochondrial oxidative phosphorylation, fatty acid β‐oxidation and bioenergetic metabolic flux. These features provide hepatic protection from steatotic, pro‐inflammatory and fibrogenic insults.
Cristina López‐Vicario   +12 more
wiley   +1 more source

MULTIPLICATIVE SUB-HODGE STRUCTURES OF CONJUGATE VARIETIES

open access: yesForum of Mathematics, Sigma, 2014
For any subfield $K\subseteq \mathbb{C}$ , not contained in an imaginary quadratic extension of
STEFAN SCHREIEDER
doaj   +1 more source

Moduli stabilization in asymptotic flux compactifications

open access: yesJournal of High Energy Physics, 2022
We present a novel strategy to systematically study complex-structure moduli stabilization in Type IIB and F-theory flux compactifications. In particular, we determine vacua in any asymptotic regime of the complex-structure moduli space by exploiting ...
Thomas W. Grimm   +2 more
doaj   +1 more source

Moduli stabilization in type IIB orientifolds at h2,1 = 50

open access: yesJournal of High Energy Physics, 2023
We study moduli stabilization in Calabi-Yau orientifold compactifications of type IIB string theory with O3- and O7-planes. We consider a Calabi-Yau three-fold with Hodge number h 2,1 = 50 and stabilize all axio-dilaton and complex-structure moduli by ...
Konstantinos Tsagkaris, Erik Plauschinn
doaj   +1 more source

Overconvergent modular forms are highest-weight vectors in the Hodge-Tate weight zero part of completed cohomology

open access: yesForum of Mathematics, Sigma, 2021
We construct a $(\mathfrak {gl}_2, B(\mathbb {Q}_p))$ and Hecke-equivariant cup product pairing between overconvergent modular forms and the local cohomology at $0$ of a sheaf on $\mathbb {P}^1$, landing in the compactly supported completed $\mathbb {C ...
Sean Howe
doaj   +1 more source

On the Hodge, Tate and Mumford-Tate Conjectures for Fibre Products of Families of Regular Surfaces with Geometric Genus 1

open access: yesМоделирование и анализ информационных систем, 2018
The Hodge, Tate and Mumford-Tate conjectures are proved for the fibre product of two non-isotrivial 1-parameter families of regular surfaces with geometric genus 1 under some conditions on degenerated fibres, the ranks of the N\'eron - Severi groups of ...
Olga V. Oreshkina (Nikol’skaya)
doaj   +1 more source

Swampland distance conjecture for one-parameter Calabi-Yau threefolds

open access: yesJournal of High Energy Physics, 2019
We investigate the swampland distance conjecture (SDC) in the complex moduli space of type II compactifications on one-parameter Calabi-Yau threefolds.
Abhinav Joshi, Albrecht Klemm
doaj   +1 more source

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