Results 91 to 100 of about 519,259 (281)

Why Woodward and Hoffmann? And Why 1965?**

open access: yesThe Chemical Record, Volume 23, Issue 1, January 2023., 2023
R. B. Woodward and Roald Hoffmann provided perfect intellectual and experiential synergy for their collaboration on orbital symmetry control of pericyclic reactions. This publication describes their idiosyncratic qualities and how perfectly they matched, at the right place and at the right time.
Jeffrey I. Seeman
wiley   +1 more source

Solar Energy Storage Optimization Using Fractional Derivative Simulations of Maxwell Hybrid Nanofluid Flow: Entropy Generation Analysis

open access: yesEnergy Science &Engineering, EarlyView.
ABSTRACT This attempt examines the heat transfer enhancement from unsteady bioconvective Maxwell nanofluid flow under the incidence of solar radiation influenced by viscous dissipation and chemical reaction through a porous medium. The nanofluid contains silver and titanium alloy hybrid nanoparticles with gyrotactic micro‐organisms in ethylene glycol ...
Bhupendra K. Sharma   +4 more
wiley   +1 more source

Estimation of power performances and flow characteristics for a Savonius rotor by vortex particle method

open access: yesWind Energy, Volume 26, Issue 1, Page 76-97, January 2023., 2023
Abstract This study investigates the implementation of the vortex particle method (VPM) with the goal of efficiently and accurately estimating the power performances and flow characteristics for a Savonius rotor. The accuracy and efficiency of simulation methods are critical for the reliable design of Savonius rotors.
Jingna Pan   +2 more
wiley   +1 more source

Geometry of Maslov cycles [PDF]

open access: yesarXiv, 2013
We introduce the notion of induced Maslov cycle, which describes and unifies geometrical and topological invariants of many apparently unrelated problems, from Real Algebraic Geometry to sub-Riemannian Geometry.
arxiv  

Stochastic homogenization on perforated domains II – Application to nonlinear elasticity models

open access: yesZAMM - Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik, Volume 102, Issue 12, December 2022., 2022
Abstract Based on a recent work that exposed the lack of uniformly bounded W1,p→W1,p$W^{1,p}\rightarrow W^{1,p}$ extension operators on randomly perforated domains, we study stochastic homogenization of nonlinear p‐elasticity, 1
Martin Heida
wiley   +1 more source

Generalization of Arnold-Viro inequalities for real singular algebraic curves [PDF]

open access: yesarXiv, 1997
The Arnold inequalities characterizing the topology of non-singular plane real algebraic curves and the generalization of these inequalities for nodal curves by Viro are extended in this paper for the curves whose singularities have non-degenerated Milnor form.
arxiv  

Real Algebraic Surfaces [PDF]

open access: yesarXiv, 1997
These are the notes for my lectures at the Trento summer school held September 1997. The aim of the lectures is to provide an introduction to real algebraic surfaces using the minimal model program. This leads to a fairly complete understanding of real rational surfaces and to a complete topological classification of real Del Pezzo surfaces. Almost all
arxiv  

Analysis of image formation in optical palpation

open access: yesJournal of Biophotonics, EarlyView.
Optical palpation is an emerging elastography technique that generates images of mechanical stress at the tissue surface, with applications in intraoperative cancer detection. Image formation is simulated using finite element analysis and validated with experiments on silicone phantoms, providing an analysis of trends in detectability, feature ...
R. Jones, Q. Fang, B. F. Kennedy
wiley   +1 more source

Controllability of discrete‐time signed multiagent networks

open access: yesIET Control Theory &Applications, Volume 17, Issue 1, Page 98-108, January 2023., 2023
Abstract Most of the existing studies on controllability have only focused on networks with non‐negative weighted interactions/edges among agents. In fact, there are both positive and negative weighted interactions in a network, where positive/negative weight implies cooperative/antagonistic interaction.
Bo Liu   +3 more
wiley   +1 more source

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