Results 141 to 150 of about 326,768 (380)

Dual‐Scale Hydration‐Induced Electrical and Mechanical Torsional Energy Harvesting in Heterophilically Designed CNT Yarns

open access: yesAdvanced Materials, EarlyView.
Despite the abundance and vast energy potential of water, its efficient utilization is hindered by single‐mode energy conversion. Herein, heterophilic CNT yarns that allow for simultaneous energy harvesting by means of dual‐scale hydration—electrical energy harvesting through proton gradients and mechanical torsional harvesting through microchannel ...
Jae Myeong Lee   +10 more
wiley   +1 more source

Combined compressive and shear buckling analysis of hypersonic aircraft structural sandwich panels [PDF]

open access: yes
The combined-load (compression and shear) buckling equations were established for orthotropic sandwich panels by using the Rayleigh-Ritz method to minimize the panel total potential energy.
Jackson, Raymond H., Ko, William L.
core   +1 more source

Electrochemical buckling microfabrication

open access: yesChemical Science, 2016
Isotropic wet chemical etching can be controlled with a spatial resolution at the nanometer scale, especially for the repetitive microfabrication of hierarchical 3D μ-nanostructures on the continuously curved surface of functional materials.
Zhong-Qun Tian   +9 more
openaire   +4 more sources

Tailoring Robust Quantum Anomalous Hall Effect via Entropy‐Engineering

open access: yesAdvanced Materials, EarlyView.
Bandstructure renormalization, without (w/o) spin‐orbit interaction (SOI) (left) and with SOI (right), in the low‐energy Dirac bands of zero‐entropy (purple) and entropic (green) VCl3 monolayer (ML) with long‐range ordering (LRO). Abstract The development of quantum materials and the tailoring of their functional properties is of fundamental interest ...
Syeda Amina Shabbir   +3 more
wiley   +1 more source

Buckling of conical shell with local imperfections [PDF]

open access: yes
Small geometric imperfections in thin-walled shell structures can cause large reductions in buckling strength. Most imperfections found in structures are neither axisymmetric nor have the shape of buckling modes but rather occur locally.
Cooper, P. A., Dexter, C. B.
core   +1 more source

Secondary polygonal instability of buckled spherical shells

open access: yes, 2014
When a spherical elastic capsule is deflated, it first buckles axisymmetrically and subsequently loses its axisymmetry in a secondary instability, where the dimple acquires a polygonal shape.
Kierfeld, Jan, Knoche, Sebastian
core   +1 more source

A‐Site Cationic Variation to Expand the Sacrificial Layer AVO3 Family Dissolving in Water

open access: yesAdvanced Materials Interfaces, EarlyView.
The visual art depicts atoms dissolving in water, symbolizing the etching of Sr1‐xCaxVO3 thin films. This study demonstrates a new family of water‐soluble materials, expanding the lattice parameter range available for epitaxial growth on sacrificial layers.
Vincent Polewczyk   +14 more
wiley   +1 more source

Analytical prediction of reverse buckling pressure for thin shells [PDF]

open access: yes, 1970
Analytical technique is developed for prediction of reverse buckling in thin curved shells. Test data indicate technique predicts actual reverse buckling pressure within 10 percent, and should be useful for analytical prediction of reversed condition ...
Martindale, D. L., Urbanac, C.
core   +1 more source

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