Results 31 to 40 of about 4,909 (205)

Characterization of Stress Concentration in Thin Cylindrical Shells with Rectangular Cutout Under Axial Pressure [PDF]

open access: yesInternational Journal of Advanced Design and Manufacturing Technology, 2017
In this paper, stress concentration in the thin cylindrical shell with rectangular cutout subjected to uniform axial pressure was investigated using a parametric finite element model.
O. Sam Daliri, M. Farahani
doaj  

Origami‐Mediated Low‐Voltage Electret Soft Robotic Actuators for Human‐Machine Haptic Interfaces

open access: yesAdvanced Science, EarlyView.
This work introduces an origami‐mediated soft electret actuator that combines compliant mechanical design and enhanced charge retention for low‐voltage vibrotactile feedback. The device delivers reliable tactile cues, demonstrates durable performance under continuous actuation, and enables intuitive interaction in applications such as tactile ...
Han Chen   +8 more
wiley   +1 more source

Nickel‐Free Synthesis of Poly(pyrene‐4,5,9,10‐tetraone) for Sodium‐based Batteries: Insights into Electrode Architecture and Reversible Na‐ion Insertion

open access: yesAdvanced Energy Materials, EarlyView.
A nickel‐free and practical synthesis strategy to poly(pyrene tetraone) and its integration with a percolated CNTs/Ketjen Black network enables stable cycling and efficient energy storage in a sodium‐based batteries. This work demonstrates how controlling polymer structure and electrode architecture improves ion transport and mitigates dissolution in ...
Md. Adil   +9 more
wiley   +1 more source

A comprehensive study on the buckling behaviour of woven composite plates with major aerospace cutouts under uniaxial loading

open access: yesJournal of Mechanical Engineering and Sciences, 2019
Current research paper presents a comprehensive study based on Finite Element Method (FEM) to understand the effect of cutout shape and area on the buckling behaviour of E-glass composite plates.
S. B. Rayhan
doaj   +1 more source

Structured sorbents for Direct Air Capture: The impact of materials and chemicals on performance

open access: yesAIChE Journal, EarlyView.
Abstract Structured sorbents can efficiently process large air volumes required for Direct Air Capture (DAC), but their broad implementation is limited by challenges in producing reproducible and homogeneous materials. This work presents a robust procedure to graft amines onto monolithic sorbents and systematically investigates how CO2$$ {\mathrm{CO ...
Nicole Ferru   +8 more
wiley   +1 more source

Free vibration analysis of rectangular plates with central cutout

open access: yesCogent Engineering, 2016
A nine-node isoparametric plate element in conjunction with first-order shear deformation theory is used for free vibration analysis of rectangular plates with central cutouts.
Kanak Kalita, Salil Haldar
doaj   +1 more source

Temperature field and heat generation at the tip of a cutout in a viscoelastic solid body undergoing loading

open access: yesApplications in Engineering Science, 2021
Using the finite element method we quantitatively analyse temperature field evolution in a viscoelastic solid undergoing a loading–unloading process. In particular we investigate the temperature field inside a Kelvin–Voigt type viscoelastic body with a ...
Vít Průša, Karel Tůma
doaj   +1 more source

Enhancing Sensitivity across Scales with Highly Sensitive Hall Effect‐Based Auxetic Tactile Sensors

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
Herein, a tactile sensor based on hall‐effect sensors with an auxetic structure, called Hall effect‐based auxetic tactile sensor (HEATS), is proposed. The change in magnetism resulting from the deformation of the auxetic structure is utilized for sensing.
Youngheon Yun   +6 more
wiley   +1 more source

Free vibration of functionally graded carbon-nanotube-reinforced composite plates with cutout

open access: yesBeilstein Journal of Nanotechnology, 2016
During the past five years, it has been shown that carbon nanotubes act as an exceptional reinforcement for composites. For this reason, a large number of investigations have been devoted to analysis of fundamental, structural behavior of solid ...
Mostafa Mirzaei, Yaser Kiani
doaj   +1 more source

SalfMix: A Novel Single Image-Based Data Augmentation Technique Using a Saliency Map

open access: yesSensors, 2021
Modern data augmentation strategies such as Cutout, Mixup, and CutMix, have achieved good performance in image recognition tasks. Particularly, the data augmentation approaches, such as Mixup and CutMix, that mix two images to generate a mixed training ...
Jaehyeop Choi   +3 more
doaj   +1 more source

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