Results 71 to 80 of about 186,953 (245)

A New Linearized Crank-Nicolson Mixed Element Scheme for the Extended Fisher-Kolmogorov Equation

open access: yesThe Scientific World Journal, 2013
We present a new mixed finite element method for solving the extended Fisher-Kolmogorov (EFK) equation. We first decompose the EFK equation as the two second-order equations, then deal with a second-order equation employing finite element method, and ...
Jinfeng Wang   +4 more
doaj   +1 more source

Free-form optimization method for controlling time-dependent response of 3D linear elastic structure

open access: yesNihon Kikai Gakkai ronbunshu, 2019
In this paper, a parameter-free optimization method is proposed for controlling the time-dependent response of a three-dimensional linear elastic structure, where the optimal shape is determined without design parameterization. The design objective is to
Mamoru WAKASA, Masatoshi SHIMODA
doaj   +1 more source

Onsager's Cross Coupling Effects in Gas Flows Confined to Micro-channels

open access: yes, 2016
In rarefied gases, mass and heat transport processes interfere with each other, leading to the mechano-caloric effect and thermo-osmotic effect, which are of interest to both theoretical study and practical applications. We employ the unified gas-kinetic
Qian, Tiezheng   +3 more
core   +2 more sources

Mistletoe‐ and Mussel‐Inspired Fabrication of Hierarchically Structured Protein‐Cellulose Scaffolds From Biomolecular Condensates

open access: yesAdvanced Materials, EarlyView.
Merging materials processing tricks inspired by mussel and mistletoe fiber fabrication, solutions of cationic mussel byssus proteins were mixed with modified anionic nanocrystalline cellulose, producing distinctive core‐shell condensates. Simple processing of condensate suspensions using freeze‐drying produced hierarchically structured porous protein ...
Hamideh R. Alanagh   +9 more
wiley   +1 more source

Shape design optimization of 2-dimensional inlaid structures

open access: yesNihon Kikai Gakkai ronbunshu, 2016
Owning to the different mechanical behaviors of the instinct materials, inlaid structures composed of dissimilar materials have potential for industrial application, such as vibration suppression.
Masatoshi SHIMODA   +2 more
doaj   +1 more source

Analysis of a variational model for nematic shells

open access: yes, 2016
We analyze an elastic surface energy which was recently introduced by G. Napoli and L.Vergori to model thin films of nematic liquid crystals. We show how a novel approach that takes into account also the extrinsic properties of the surfaces coated by the
Segatti, Antonio   +2 more
core   +1 more source

Recent Advances of Slip Sensors for Smart Robotics

open access: yesAdvanced Materials Technologies, EarlyView.
This review summarizes recent progress in robotic slip sensors across mechanical, electrical, thermal, optical, magnetic, and acoustic mechanisms, offering a comprehensive reference for the selection of slip sensors in robotic applications. In addition, current challenges and emerging trends are identified to advance the development of robust, adaptive,
Xingyu Zhang   +8 more
wiley   +1 more source

Free-form optimization of shell structures for maximizing elastic buckling load

open access: yesNihon Kikai Gakkai ronbunshu, 2014
This paper presents a free-form optimization method for maximizing the elastic buckling load of a shell structure. A shell structure is assumed to be movable in the normal or the tangent direction to the surface for the shape optimization.
Masatoshi SHIMODA, Tomoki OKADA
doaj   +1 more source

Tunable Applicator for Microneedle‐Based Medical Devices

open access: yesAdvanced Materials Technologies, EarlyView.
This paper presents a simple, low‐cost tunable applicator (TAPP) for microneedle array patches that uses a material‐agnostic controlled‐fracture mechanism to ensure reliable skin penetration and uniform array engagement. The scalable, modular design is compatible with injection molding and 3D printing, can be integrated directly into patches, and is ...
Dan Ilyn   +9 more
wiley   +1 more source

Molecular Appendix Adjusted Architectural Propagations of Red‐Light Controlled Macroscopic Photoactuating Performances

open access: yesAdvanced Robotics Research, EarlyView.
Amphiphilic chloroazobenzenes, bearing different amino acids as end groups alanine, phenylalanine, and valine, exhibit excellent photoisomerizations. Varying structures of three amino acid groups participate in supramolecular formations and therefore photoinduced morphological transformations via adjusting intermolecular interactions. These interaction
Shuangshuang Meng   +3 more
wiley   +1 more source

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