Results 71 to 80 of about 144,986 (312)

Novel wire grid embedded C-sandwich radome structures for broadband airborne applications [PDF]

open access: yes, 2008
The application of symmetric wire grid structures for the broadbanding of C-sandwich radome panel, with core thickness optimized for power transmission, is presented. The performance parameters of wire grid embedded C-sandwich wall are evaluated based on
Jha, RM, Nair, RU
core   +1 more source

X-ray CT analysis after blast of composite sandwich panels [PDF]

open access: yes, 2016
Four composite sandwich panels with either single density or graded density foam cores and different face-sheet materials were subjected to full-scale underwater blast testing.
Arora, H   +4 more
core   +1 more source

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

Bending fatigue life prediction of honeycomb sandwich structures

open access: yesHangkong gongcheng jinzhan
Composite sandwich panels possess the characterizations of lightweight and high load-bearing capacity. They also face diverse failure modes,and an in-depth study of their mechanical performance and failure mechanisms is essential to ensure structural ...
DONG Fan   +4 more
doaj   +1 more source

Compression tests of open-face truss-core sandwich panels [PDF]

open access: yes
Compression tests of open-face truss core sandwich ...
Zender, G. W.
core   +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 sandwich panels

open access: yes, 2015
The numerical modeling of plates with periodic corrugationrequires some efforts to be made in terms ofcareful and precise discretization of the complicated structure. This automatically generates very com-putationally expensive models. One of the most popular methods of model simplification is analytical ornumerical homogenization.
Marek, Alex, Garbowski, Tomasz
openaire   +3 more sources

Study of advanced composite structural design concepts for an arrow wing supersonic cruise configuration [PDF]

open access: yes
Based on estimated graphite and boron fiber properties, allowable stresses and strains were established for advanced composite materials. Stiffened panel and conventional sandwich panel concepts were designed and analyzed, using graphite/polyimide and ...
Grande, D. L., Turner, M. J.
core   +1 more source

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

Analysis of Circular Plate Vibrations in a Structure Made of Sandwich Panel

open access: yesAl-Iraqia Journal for Scientific Engineering Research
Sandwich panels are essential elements in many structures like space vehicles, airplanes, cars, buildings, bridges, ships, and submarines. This research focuses on analyzing the vibrations of a circular sheet composed of a sandwich panel.
A. S. ALI
doaj   +1 more source

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