Results 71 to 80 of about 244,761 (318)

Unified non-metric (1, 0) tensor-Einstein supergravity theories and (4, 0) supergravity in six dimensions

open access: yesJournal of High Energy Physics, 2021
The ultrashort unitary (4, 0) supermultiplet of 6d superconformal algebra OSp(8∗|8) reduces to the CPT-self conjugate supermultiplet of 4d superconformal algebra SU(2, 2|8) that represents the fields of maximal N = 8 supergravity. The graviton in the (4,
Murat Günaydin
doaj   +1 more source

A Robust Adaptive One‐Sample‐Ahead Preview Super‐Twisting Sliding Mode Controller

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
Block Diagram of the Robust Adaptive One‐Sample‐Ahead Preview Super‐Twisting Sliding Mode Controller. ABSTRACT This article introduces a discrete‐time robust adaptive one‐sample‐ahead preview super‐twisting sliding mode controller. A stability analysis of the controller by Lyapunov criteria is developed to demonstrate its robustness in handling both ...
Guilherme Vieira Hollweg   +5 more
wiley   +1 more source

Local dynamics of aperiodic chains with unidirectional couplings [PDF]

open access: yesИзвестия высших учебных заведений: Прикладная нелинейная динамика
Chains of N unidirectionally coupled nonlinear first-order equations are considered, where the value of the last element is determined through the first element of the chain. The aim of this work is to investigate the local – in the neighborhood of
Kashchenko, Sergej Aleksandrovich
doaj   +1 more source

Controllability on infinite-dimensional manifolds

open access: yes, 2012
19 pages, 1 ...
Salehani, Mahdi Khajeh, Markina, Irina
openaire   +2 more sources

Evaluation of the Potential of Laser Shock Peening Compared with Cold Expansion for Improving Fatigue Resistance of Riveted Lap Joints of Aerospace Grade 7175 Al Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser shock peening for enhancing fatigue performance of riveted aerospace aluminum joints. A comparative approach with cold expansion combines fatigue testing and synchrotron X‐ray methods. Integrating mechanical testing with residual stress and strain characterization provides insights into how different treatments affect the ...
Ogün Baris Tapar   +6 more
wiley   +1 more source

On irregular singularity wave functions and superconformal indices

open access: yesJournal of High Energy Physics, 2017
We generalize, in a manifestly Weyl-invariant way, our previous expressions for irregular singularity wave functions in two-dimensional SU(2) q-deformed Yang-Mills theory to SU(N).
Matthew Buican, Takahiro Nishinaka
doaj   +1 more source

Combinatorial infinite-dimensional manifolds and R∞-manifolds

open access: yesTopology and its Applications, 1987
AbstractGeneralizing combinatorial manifolds to the infinite-dimensional case, we can define combinatorial ∞-manifolds. And then we can see that each R∞-manifold is triangulated by a combinatorial ∞-manifold. The main purpose of this paper is to prove the Hauptvermutung for combinatorial ∞-manifolds: Any two homeomorphic combinatorial ∞-manifolds are ...
openaire   +1 more source

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

Differentiable mappings between spaces of sections [PDF]

open access: yes, 2013
In this work, various versions of the so-called Omega-Lemma are provided, which ensure differentiability properties of pushforwrds between spaces of C^r-sections (or compactly supported C^r-sections) in vector bundles over finite-dimensional base ...
Glockner, Helge
core  

Compressible Flow Exfoliation of Two‐Dimensional Nanomaterials: Insights Into Layer Separation Informed by Gas Dynamics

open access: yesAdvanced Engineering Materials, EarlyView.
This study elucidates the mechanism of compressible flow exfoliation for producing 2D hexagonal boron nitride (h‐BN). Fluid dynamics analysis reveals that acceleration‐driven aerodynamic shear forces, rather than shock waves alone, drive effective layer separation.
Md Farhadul Islam   +3 more
wiley   +1 more source

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