Results 81 to 90 of about 20,104 (213)

The dynamics of cracks in torn thin sheets

open access: yes, 2010
Motivated by recent experiments, we present a study of the dynamics of cracks in thin sheets. While the equations of elasticity for thin plates are well known, there remains the question of path selection for a propagating crack.
G. I. Barenblatt   +5 more
core   +1 more source

Deformation‐Induced Formation of Stray Grains in Additive Manufacturing of Single Crystals

open access: yesAdvanced Science, Volume 13, Issue 25, 4 May 2026.
Stray grain formation severely limits the additive manufacturing of single‐crystal alloys. By integrating in situ synchrotron techniques, ex situ characterization, and multi‐scale multi‐physics modeling, the authors reveal that stray grains originate from dislocations at the solid‐liquid interface, rather than thermal supercooling in conventional ...
Dongsheng Zhang   +11 more
wiley   +1 more source

Development of the DKMQ Element for Analysis of Composite Laminated Folded Plate Structures

open access: yesCivil Engineering Dimension, 2018
The discrete-Kirchhoff Mindlin quadrilateral (DKMQ) element has recently been developed for analysis of composite laminated plates. This paper presents further development of the DKMQ for analysis of composite laminated folded plates. In this development,
Foek Tjong Wong, Kristofer Widjaja
doaj   +3 more sources

A wave near the edge of a circular disk

open access: yes, 2008
It is shown that in the Love-Kirchhoff plate theory, an edge wave can travel in a circular thin disk made of an isotropic elastic material. This disk edge wave turns out to be faster than the classic flexural acoustic wave in a straight-edged, semi ...
Destrade, Michel, Fu, Yibin
core   +2 more sources

Large‐Aperture Polarization‐Independent Broadband Achromatic All‐Dielectric Metalens for Terahertz Focusing

open access: yesAdvanced Science, Volume 13, Issue 25, 4 May 2026.
A large‐aperture, high focusing efficiency and polarization‐independent THz single‐layer achromatic metalens is reported via discrete multi‐wavelength achromatic design and global optimization algorithm. The fabricated metalens exhibits a largest diameter of 2.21 cm, excellent achromatic performance, extremely high average focusing efficiency (> 46 ...
Xiaoqiang Jiang   +7 more
wiley   +1 more source

Bio‐Inspired Ordered WO3 Nano‐Helixes Enable Multi‐Band Electrochromic Smart Windows with Ultrafast Switching and Robust Cyclability

open access: yesENERGY &ENVIRONMENTAL MATERIALS, Volume 9, Issue 3, May 2026.
Biomimetic ordered nano‐helix WO3 films enable multi‐band electrochromic photothermal management across the visible, near‐infrared, mid‐ and long‐wave infrared spectra, with ultrafast switching (<3 s) and robust durability (>10 000 cycles). These findings establish new paradigms for next‐generation photothermal management systems and energy‐efficient ...
Pan Li   +9 more
wiley   +1 more source

The sound pressure of an individual mode of a clamped-free annular plate

open access: yesArchives of Acoustics, 2002
The paper presents some theoretical results together with the corresponding numerical results of the directivity pattern of sound radiation of the clamped-free, free-clamped, and fully clamped annular plates. The results obtained are valid
W. P. Rdzanek
doaj  

Simplified setup for the vibration study of plates with simply-supported boundary conditions

open access: yesMethodsX, 2019
The experimental study of vibrating plates having simply-supported boundary conditions can be difficult to achieve due to the complexity of preventing translation, but allowing rotation along all boundaries simultaneously.
Patrick Dumond   +4 more
doaj   +1 more source

A multilayer anisotropic plate model with warping functions for the study of vibrations reformulated from Woodcock's work

open access: yes, 2012
In this paper, a plate model suitable for static and dynamic analysis of inhomogeneous anisotropic multilayered plates is described. This model takes transverse shear variation through the thickness of the plate into account by means of warping functions
Castel, Alexis, Loredo, Alexandre
core   +3 more sources

Optimal Placement of Viscoelastic Vibration Dampers for Kirchhoff Plates Based on PSO Method. [PDF]

open access: yesMaterials (Basel), 2021
Lenartowicz A   +3 more
europepmc   +1 more source

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