Results 51 to 60 of about 1,353,842 (362)

The Thomsen model of inserts in sandwich composites: An evaluation [PDF]

open access: yes, 2010
An one-dimensional finite element model of a sandwich panel with insert is derived using the approach used in the Thomsen model. The one-dimensional model produces results that are close to those of a two-dimensional axisysmmetric model.
Banerjee, Biswajit, Smith, Bryan
core  

Morphing nacelle inlet lip with pneumatic actuators and a flexible nano composite sandwich panel [PDF]

open access: yes, 2015
We present a hybrid pneumatic/flexible sandwich structure with thermoplastic nanocomposite skins to enable the morphing of a nacelle inlet lip. The design consists of pneumatic inflatables as actuators and a flexible sandwich panel that morphs under ...
Craciun, Monica   +6 more
core   +2 more sources

Single‐Crystalline Lateral p‐SnS/n‐SnSe van der Waals Heterostructures by Vapor Transport Growth with In Situ Bi Doping

open access: yesAdvanced Functional Materials, EarlyView.
In‐situ doping during growth of SnSe and subsequent attachment of SnS produces high‐quality lateral pn‐heterojunctions between van der Waals semiconductors. Electron beam induced current measurements demonstrate electrically active pn‐junctions, paving the way for devices that harness charge separation at lateral interfaces in layered heterostructures.
Peter Sutter   +4 more
wiley   +1 more source

Multiwall thermal protection system [PDF]

open access: yes, 1982
Multiwall insulating sandwich panels are provided for thermal protection of hypervelocity vehicles and other enclosures. In one embodiment, the multiwall panels are formed of alternate layers of dimpled and flat metal (titanium alloy) foil sheets and ...
Jackson, L. R.
core   +1 more source

Two-way coupled CFD fire and thermomechanical FE analyses of a self-supporting sandwich panel façade system

open access: yesFire safety journal, 2019
A self-supporting sandwich panel facade system under fire is studied. First, a thermomechanical FE model, which comprises the complete facade system, and incorporates material degradation and geometrical nonlinear behaviour except for the insulation ...
J. Boer   +3 more
semanticscholar   +1 more source

Contact Lens with Moiré Patterns for High‐Precision Eye Tracking

open access: yesAdvanced Functional Materials, EarlyView.
This work presents a passive contact lens for high‐precision eye tracking, integrating a microscopic moiré grating label. The parallax‐induced shift of macroscopic moiré patterns enables angle measurement with 0.28° precision using a standard camera under ambient light.
Ilia M. Fradkin   +11 more
wiley   +1 more source

Homogenization of cellular sandwich panels [PDF]

open access: yesComptes Rendus. Mécanique, 2012
The Bending-Gradient plate theory originally presented in Lebée and Sab (International Journal of Solids and Structures 48 (2011) 2878–2888) is applied to cellular sandwich panels. This theory is the extension of the Reissner–Mindlin theory to heterogeneous plates. Its application clarifies common assumptions made in sandwich theory. It also enables to
Lebée, Arthur, Sab, Karam
openaire   +3 more sources

Switchable Supramolecular Adhesive by Tuning Interfacial Bonding and Modulus

open access: yesAdvanced Functional Materials, EarlyView.
The supramolecular adhesive (HyDiP) shows reversible adhesion and recyclability. In the dehydrated state, it is dense, stiff (E ≈445 MPa), transparent, and provides strong bonding with adhesion strengths up to 4.65 MPa. In the hydrated state, it becomes porous, soft (E ≈0.11 MPa), and detaches easily, enabling sustainable high‐strength applications ...
Rumin Fu   +10 more
wiley   +1 more source

Flutter Characteristic Study of Composite Sandwich Panel with Functionally Graded Foam Core

open access: yesInternational Journal of Aerospace Engineering, 2016
This paper attempts to investigate the flutter characteristic of sandwich panel composed of laminated facesheets and a functionally graded foam core. The macroscopic properties of the foam core change continuously along this direction parallel to the ...
Peng Jin, Xiaoping Zhong
doaj   +1 more source

Creative design for sandwich structures: A review

open access: yesInternational Journal of Advanced Robotic Systems, 2020
Sandwich structures are important innovative multifunctional structures with the advantages of low density and high performance. Creative design for sandwich structures is a design process based on sandwich core structure evolution mechanisms, material ...
Yixiong Feng   +4 more
doaj   +1 more source

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