نتایج جستجو برای: buckled plate
تعداد نتایج: 74235 فیلتر نتایج به سال:
We propose an Ising machine made of microelectromechanical systems (MEMS), where the annealing process is automatically executed by a dissipation mechanism. The core structure series buckled plates. Two stable positions each plate (left and right) represent its binary state acting as bit so that works mechanical memory. electrostatic interaction between adjacent plates introduced applying volta...
We report the modulation of emission energy, exciton dynamics and lasing properties in a single buckled CdS nanoribbon (NR) by strain-engineering. Inspired by ordered structure fabrication on elastomeric polymer, we develop a new method to fabricate uniform buckled NRs supported on polydimethylsiloxane (PDMS). Wavy structure, of which compressive and tensile strain periodically varied along the...
This paper introduces conceptual design principles for a novel class of adaptive structures that provide both flow regulation and control. While of general applicability, these design principles, which revolve around the idea of using the instabilities and elastically nonlinear behaviour of post-buckled panels, are exemplified through a case study: the design of a shape-adaptive air inlet. The ...
Ca-Intercalated Layered Silicene (CaSi2) with Deformed Buckled Structure In article number 2101752, Tsukasa Terada, Yoshiaki Nakamura, and co-workers reveal that in epitaxial film of Ca intercalated layered silicene, CaSi2 on Si substrate, the silicene buckled structure is deformed through control Ca/Si ratio. This deformation causes giant enhancement Seebeck coefficient due to band change, lea...
Amphiphilic molecules can form closed-shell structures that are determined by competing attractive and repulsive forces. Since supramolecular shape has its roots in intermolecular interactions, the interplay of electrostatic, hydrophobic, and steric forces can generate nonspherical structures. Here we show that anionic and cationic amphiphiles of unequal charge can coassemble into small buckled...
The ability to control mechanical motion with optical forces has made it possible to cool mechanical resonators to their quantum ground states. The same techniques can also be used to amplify rather than reduce the mechanical motion of such systems. Here, we study nanomechanical resonators that are slightly buckled and therefore have two stable configurations, denoted 'buckled up' and 'buckled ...
The vibration of post-buckled fluid-conveying pipe made functionally graded material is analyzed. properties are assumed to be in the thickness direction according power-law distribution. An exact solution obtained for post-buckling deformation with various boundary conditions. linear problem solved around first buckled configuration and natural frequencies three lowest modes obtained. influenc...
We show that mode jumping in the buckling of a rectangular plate may be explained by a secondary bifurcation as suggested by Bauer et al. [1] when "clamped" boundary conditions on the vertical displacement function are assumed. In our analysis we use the singularity theory of mappings in the presence of a symmetry group to analyse the bifurcation equation obtained by the Lyapunov-Schmidt reduct...
Epithelial invagination, a basic morphogenetic process reiterated throughout embryonic development, generates tubular structures such as the neural tube, or pit-like structures such as the optic cup. The 'purse-string' hypothesis, which proposes that circumferential bands of actin microfilaments at the apical end of epithelial cells constrict to yield a curved epithelial sheet, has been widely ...
The detection of seat belts is an essential aspect vehicle safety. It crucial in providing protection the event accident. Seat belt devices are installed into many automobiles, although they may be easily manipulated or disregarded. As a result, existing approaches and algorithms for insufficient. Using various external methods algorithms, it required to determine if fastened not. This paper pr...
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