Results 101 to 110 of about 411,480 (264)

Jacobi sigma models

open access: yesJournal of High Energy Physics, 2021
We introduce a two-dimensional sigma model associated with a Jacobi manifold. The model is a generalisation of a Poisson sigma model providing a topological open string theory.
Francesco Bascone   +2 more
doaj   +1 more source

Topological Strings and (Almost) Modular Forms [PDF]

open access: yesCommunications in Mathematical Physics, 2007
62 pages, 1 figure; v2: minor ...
Aganagic, Mina   +2 more
openaire   +3 more sources

d‐Wave Fermi Surface Instability in the Nematic Phase of Two Monolayer FeSe/SrTiO3

open access: yesAdvanced Science, EarlyView.
Angle‐resolved photoemission spectroscopy reveals a d‐wave nematic order in two‐monolayer FeSe/SrTiO3, showing degenerate dxz/dyz bands at Γ but a pronounced splitting at M. This momentum‐dependent anisotropy identifies the nematicity as a d‐wave Fermi surface (Pomeranchuk) instability, highlighting 2D FeSe as a model platform to explore the interplay ...
C. Y. Tang   +14 more
wiley   +1 more source

Resonances and PT symmetry in quantum curves

open access: yesJournal of High Energy Physics, 2020
In the correspondence between spectral problems and topological strings, it is natural to consider complex values for the string theory moduli. In the spectral theory side, this corresponds to non-Hermitian quantum curves with complex spectra and ...
Yoan Emery   +2 more
doaj   +1 more source

Cap products in string topology [PDF]

open access: yesAlgebraic & Geometric Topology, 2009
Chas and Sullivan showed that the homology of the free loop space LM of an oriented closed smooth finite dimensional manifold M admits the structure of a Batalin-Vilkovisky (BV) algebra equipped with an associative product called the loop product and a Lie bracket called the loop bracket.
openaire   +4 more sources

“Topological” formulation of effective vortex strings [PDF]

open access: yesNuclear Physics B, 1995
31page, LaTeX, 8 uuencoded epsf figures, KUNS ...
Sato, Masatoshi, Yahikozawa, Shigeaki
openaire   +3 more sources

Machine Learning for Green Solvents: Assessment, Selection and Substitution

open access: yesAdvanced Science, EarlyView.
Environmental regulations have intensified demand for green solvents, but discovery is limited by Solvent Selection Guides (SSGs) that quantify solvent sustainability. Training a machine learning model on GlaxoSmithKline SSG, a database of sustainability metrics for 10,189 solvents, GreenSolventDB is developed. Integrated with Hansen solubility metrics,
Rohan Datta   +4 more
wiley   +1 more source

A CMB Millikan experiment with cosmic axiverse strings

open access: yesJournal of High Energy Physics, 2020
We study axion strings of hyperlight axions coupled to photons. Hyperlight axions — axions lighter than Hubble at recombination — are a generic prediction of the string axiverse.
Prateek Agrawal, Anson Hook, Junwu Huang
doaj   +1 more source

Holomorphic anomalies, fourfolds and fluxes

open access: yesJournal of High Energy Physics, 2022
We investigate holomorphic anomalies of partition functions underlying string compactifications on Calabi-Yau fourfolds with background fluxes. For elliptic fourfolds the partition functions have an alternative interpretation as elliptic genera of N = 1 ...
Seung-Joo Lee   +3 more
doaj   +1 more source

Inferring Gene Regulatory Networks From Single‐Cell RNA Sequencing Data by Dual‐Role Graph Contrastive Learning

open access: yesAdvanced Science, EarlyView.
RegGAIN is a novel and powerful deep learning framework for inferring gene regulatory networks (GRNs) from single‐cell RNA sequencing data. By integrating self‐supervised contrastive learning with dual‐role gene representations, it consistently outperforms existing methods in both accuracy and robustness.
Qiyuan Guan   +9 more
wiley   +1 more source

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