Results 51 to 60 of about 880 (252)

A Non‐Reciprocal Architected Porous Medium

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT In several fluid flow, energy‐dumping, and energy‐harvesting applications, a dominant flow direction or dominant resistance direction is desirable. In this study, we propose a simple modular geometry that doubles flow resistance in one direction relative to the opposite direction, while maintaining laminar viscous flow.
Clément Vezies   +2 more
wiley   +1 more source

Flutter prediction, suppression and control in aircraft composite wings as a design prerequisite: a survey [PDF]

open access: yes, 2007
Emergence of flutter compromises not only the long-term durability of the wing structure, but also the operational safety, flight performance and energy efficiency of the aircraft. Effectual means of flutter prevention are, therefore, mandatory in the
Njuguna, James A. K.
core   +1 more source

Internal Force Transfer Mechanism and Bearing Capacity of Vertical Stiffener Joints in CFDST Structures

open access: yesAdvances in Materials Science and Engineering, 2019
This paper firstly studied the internal force transfer mechanism of vertical stiffener joints in concrete-filled double steel tubular (CFDST) frame structures on the basis of finite element modeling (FEM).
Yufen Zhang   +2 more
doaj   +1 more source

Machine Learning‐Assisted Inverse Design of Soft and Multifunctional Hybrid Liquid Metal Composites

open access: yesAdvanced Functional Materials, EarlyView.
A machine learning framework is presented for inverse design of synthesizable multifunctional composites containing both liquid metal and solid inclusions. By integrating physics‐based modeling, data‐driven prediction, and Bayesian optimization, the approach enables intelligent design of experiments to identify optimal compositions and realize these ...
Lijun Zhou   +5 more
wiley   +1 more source

Critical Buckling Load Analysis Of Porous Orthotropic Two-Layered Cylindrical Panels Based on Trigonometric Shear Deformation Theory

open access: yesIranian Journal of Science and Technology, Transactions of Civil Engineering, 2023
Abstract The aim of this paper is to analyze the elastic buckling of porous orthotropic two-layered cylindrical panels based on the trigonometric shear deformation theory. In the porous two-layered cylindrical panel model, porosities are dispersed by uniform and non-uniform distribution patterns.
openaire   +1 more source

3D Printing Innovations in Polymeric Porous and Patterned Architecture

open access: yesAdvanced Functional Materials, EarlyView.
Polymeric foams occupy a unique structural space between dense solids and open networks, where engineered void fraction governs mechanical compliance, thermal resistance, and mass transport. Additive manufacturing now enables precise spatial control over cellular architecture, unlocking designer foam structures across applications spanning crash ...
Dhanush Patil   +13 more
wiley   +1 more source

On the shear flexibility of twisted panels [PDF]

open access: yes, 1964
A simple theoretical analysis is given for the additional shear flexibility of a twisted panel caused by bending of the panel under a shear loading.
S. Kelsey, D. F. Pilkington
core  

Prediction of Natural Frequencies of a Sandwich Panel Using Thick Plate Theory

open access: yes, 2001
The vibration of a sandwich panel with two identical isotropic facesheets and an orthotropic core was studied. The governing partial differential equation was derived using a variational principle.
Liu, Qunli, Zhao, y. i.
core   +1 more source

Harmonic frequency analysis of skewed functionally graded flat and spherical shallow shells

open access: yesResults in Physics, 2018
Present article emphasizes, harmonic frequency characteristics of functionally graded (FG) curved panels in rectangular and tilted planforms are investigated. A micromechanical material model is used through power-law based Voigt’s material model.
Chandra Mouli Badiganti, Ramji Koona
doaj   +1 more source

Aqueous Two‐Phase Bioinks for Discrete Packing and Compartmentalization of 3D Bioprinted Cells

open access: yesAdvanced Healthcare Materials, EarlyView.
Aqueous two‐phase systems (ATPS) enable the formation of biomimetic interfaces crucial for tissue engineering. However, clinical translation remains limited by the challenge of precisely controlling cellular compartmentalization. Here, we developed ATPS biomaterial inks for 3D bioprinting allowing tuneable droplet formation via NaCl modulation.
Martina Marcotulli   +17 more
wiley   +1 more source

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