Results 71 to 80 of about 1,443 (288)

A Workflow to Accelerate Microstructure‐Sensitive Fatigue Life Predictions

open access: yesAdvanced Engineering Materials, EarlyView.
This study introduces a workflow to accelerate predictions of microstructure‐sensitive fatigue life. Results from frameworks with varying levels of simplification are benchmarked against published reference results. The analysis reveals a trade‐off between accuracy and model complexity, offering researchers a practical guide for selecting the optimal ...
Luca Loiodice   +2 more
wiley   +1 more source

On the (Fib ⊠ Fib) ⋊ S2 fusion category

open access: yesJournal of High Energy Physics
There might exist non-rational Virasoro CFTs in two dimensions with a (Fib ⊠ Fib)⋊S 2 categorical symmetry. We calculate the necessary ingredients for a modular conformal bootstrap analysis of these theories.
Maddalena Ferragatta, Balt C. van Rees
doaj   +1 more source

On emergent conformal symmetry near the photon ring

open access: yesJournal of High Energy Physics, 2023
In this note we revisit the emergent conformal symmetry in the near-ring region of warped spacetime. In particular, we propose a novel construction of the emergent near-ring sl(2, ℝ)QNM symmetry.
Bin Chen, Yehui Hou, Zezhou Hu
doaj   +1 more source

Aspects of hydrodynamics in AdS/CMT [PDF]

open access: yes, 2013
Condensed matter theory is the study of systems at finite density. In this thesis we will attempt to argue that gauge-gravity dualities can give deep and meaningful insights into the behaviour of strongly coupled condensed matter systems. The first three
BRATTAN, DANIEL,KEITH   +1 more
core  

Is an Apple an Orange? A Large Language Model Benchmark for Candidate Term Extraction and Subclass Decisions Against Upper Ontologies in Engineering and Materials Science

open access: yesAdvanced Engineering Materials, EarlyView.
Building machine‐readable vocabularies for materials science is slow, expert‐driven work. This study benchmarks 13 large language models on two of its first steps: finding candidate terms in engineering articles and deciding where they belong in a class hierarchy.
Thomas Bjarsch   +3 more
wiley   +1 more source

Exploring confinement in Anti-de Sitter space

open access: yesJournal of High Energy Physics
We study Yang-Mills theory on four dimensional Anti-de Sitter space. The Dirichlet boundary condition cannot exist at arbitrarily large radius because it would give rise to colored asymptotic states in flat space.
Riccardo Ciccone   +3 more
doaj   +1 more source

A note on defect Mellin amplitudes

open access: yesJournal of High Energy Physics, 2023
We generalize the Mellin representation for a generic co-dimension flat defect CFT. We study the analytic structure of the Mellin amplitudes. We also compute Witten diagrams for a generic co-dimension flat defect CFT.
Vasco Goncalves, Georgios Itsios
doaj   +1 more source

Time Remains [PDF]

open access: yes, 2013
How should one understand the implications of general covariance for the role of time in classical theories of gravity? On one popular view, the essential lesson is that change is relational in a strong sense, such that all it is for a physical degree of
Thebault, Karim P Y, Gryb, Sean
core  

OntOMat: Toward Ontology‐Based Product and Process Design Engineering and Optimization Solutions Fueling Circular Value Chains

open access: yesAdvanced Engineering Materials, EarlyView.
The OntOMat ontology establishes a structured framework for polymer matrix fiber reinforced composite materials, integrating manufacturing processes, characterization methods, and multiscale design through the VDI/VDE 3682 formalized process description standard.
Nicolas Christ   +19 more
wiley   +1 more source

3D conformal field theory in twistor space

open access: yesJournal of High Energy Physics
The aim of this paper is to study three dimensional Lorentzian conformal field theories in twistor space. We formulate the conformal Ward identities and solve for two and three point Lorentzian Wightman functions.
Aswini Bala   +4 more
doaj   +1 more source

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