Results 31 to 40 of about 48,684 (167)

A New Inverse Nodal Problem

open access: yesJournal of Differential Equations, 2001
Let \(\{\lambda_n\}_{n\geq 1 ...
openaire   +1 more source

Uniqueness and factorization method for inverse elastic scattering with a single incoming wave

open access: yes, 2019
The first part of this paper is concerned with the uniqueness to inverse time-harmonic elastic scattering from bounded rigid obstacles in two dimensions. It is proved that a connected polygonal obstacle can be uniquely identified by the far-field pattern
Elschner, Johannes, Hu, Guanghui
core   +1 more source

Conformal invariance in three-dimensional rotating turbulence [PDF]

open access: yes, 2011
We examine three--dimensional turbulent flows in the presence of solid-body rotation and helical forcing in the framework of stochastic Schramm-L\"owner evolution curves (SLE).
A. Pouquet   +4 more
core   +3 more sources

Nodal domains on isospectral quantum graphs: the resolution of isospectrality ?

open access: yes, 2006
We present and discuss isospectral quantum graphs which are not isometric. These graphs are the analogues of the isospectral domains in R2 which were introduced recently and are all based on Sunada's construction of isospectral domains.
Band, Ram   +2 more
core   +1 more source

Comparison of shearography to scanning laser vibrometry as methods for local stiffness identification of beams [PDF]

open access: yes, 2013
Local stiffness of Euler–Bernoulli beams can be identified by dividing the bending moment of a deformed beam by the local curvature. Curvature and moment distributions can be derived from the modal shape of a beam vibrating at resonance. In this article,
Gu, Jun   +5 more
core   +2 more sources

Hard‐Magnetic Soft Millirobots in Underactuated Systems

open access: yesAdvanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang   +4 more
wiley   +1 more source

Weighted BFBT Preconditioner for Stokes Flow Problems with Highly Heterogeneous Viscosity

open access: yes, 2017
We present a weighted BFBT approximation (w-BFBT) to the inverse Schur complement of a Stokes system with highly heterogeneous viscosity. When used as part of a Schur complement-based Stokes preconditioner, we observe robust fast convergence for Stokes ...
Ghattas, Omar   +2 more
core   +1 more source

In Situ Characterisation of Hydrogels via Dynamic Interface Printing

open access: yesAdvanced Science, EarlyView.
ABSTRACT Hydrogels have become pivotal materials for tissue engineering, robotics, biomedical devices, and sensing applications due to their diverse material compositions and tunable mechanical properties. While significant effort has focused on developing novel manufacturing approaches such as extrusion bioprinting and light‐based fabrication methods,
Callum Vidler   +2 more
wiley   +1 more source

Inverse form finding with h-adaptivity and an application to a notch stamping process [PDF]

open access: yes, 2017
The aim is to determine the optimized semi-finished workpiece geometry to its given target geometry after a forming process. Hereby, a novel approach for inverse form finding, a type of a shape optimization, is applied to a notch stamping process.
Caspari, M.   +2 more
core  

CrossMatAgent: AI‐Assisted Design of Manufacturable Metamaterial Patterns via Multi‐Agent Generative Framework

open access: yesAdvanced Intelligent Discovery, EarlyView.
CrossMatAgent is a multi‐agent framework that combines large language models and diffusion‐based generative AI to automate metamaterial design. By coordinating task‐specific agents—such as describer, architect, and builder—it transforms user‐provided image prompts into high‐fidelity, printable lattice patterns.
Jie Tian   +12 more
wiley   +1 more source

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