Results 171 to 180 of about 534,069 (381)

On the use of flexural wave propagation experiments for identification of complex modulus

open access: green, 2003
Kaushik Mahata   +5 more
openalex   +2 more sources

Silorane- and high filled-based"low-shrinkage" resin composites: shrinkage, flexural strength and modulus

open access: gold, 2022
César Augusto Galvão Arrais   +4 more
openalex   +2 more sources

Multimodal Locomotion of Soft Robots

open access: yesAdvanced Intelligent Systems, EarlyView.
This review comprehensively surveys recent advances in multimodal locomotion within soft robotics. Typical locomotion modes are summarized and categorized. Furthermore, the underlying mechanisms enabling multimodal locomotion are discussed and classified into three primary categories: active control‐based, reconfiguration‐based, and environment ...
Zihao Yuan   +4 more
wiley   +1 more source

In situ ambient vibration modal analysis of saguaro cacti (Carnegiea gigantea)

open access: yesAmerican Journal of Botany, EarlyView.
Abstract Premise The structural and dynamic properties of columnar cacti are key inputs for stability analyses; however, no previous studies have been able to resolve these properties from full‐scale tests in situ. Methods I present an approach using non‐destructive ambient vibration data to measure the resonance properties (modal frequencies and mode ...
Jeffrey R. Moore
wiley   +1 more source

Differences in dynamic modulus of elasticity determined by three vibration methods and their relationship with static modulus of elasticity

open access: yesMaderas: Ciencia y Tecnología, 2016
Dynamic modulus of elasticity was determined in clearwood samples of eight tropical hardwood species using longitudinal vibrations, flexural vibration and ultrasonic transit-time methods.
Shakti Chauhan, Anil Sethy
doaj  

Thermomechanical Recyclability of Acrylonitrile Styrene Acrylate in Successive Extrusion Processes

open access: yesJournal of Applied Polymer Science, EarlyView.
Characterizations of recycled ASA materials. ABSTRACT This study examines the effects of mechanical recycling on the properties of acrylonitrile styrene acrylate (ASA) specimens. The ASA materials underwent up to four times hot melt extrusion, followed by injection molding to fabricate test specimens.
Ke Gong   +11 more
wiley   +1 more source

Green Composites From Plasticized Cellulose Acetate Filled With Inorganic Fillers and Natural Fiber for Rigid Packaging Applications: Effect of Low Acetyl Content and Bio‐Based Plasticizer

open access: yesJournal of Applied Polymer Science, EarlyView.
Plasticized cellulose acetate (pCA) composites with talc and a small amount of Luperox show improved strength, flexibility, and barrier properties, making them promising biodegradable materials for rigid packaging applications. ABSTRACT This work aims to improve the processing window and melt strength of cellulose acetate (CA) with low acetyl content ...
Fatemeh Jahangiri   +3 more
wiley   +1 more source

Effect of Dissolved Hydrogen on Polyamide 11: Observation During Hydrogen Desorption Process After Decompression at Atmospheric Pressure

open access: yesJournal of Applied Polymer Science, EarlyView.
Dissolved hydrogen‐induced plasticization of polyamide 11 (PA11) detected as a decrease in flexural modulus (Ef) using Cyclic Three‐Point Bending (Cyc‐3PB). ABSTRACT The effect of dissolved hydrogen on polyamide 11 (PA11) after decompression from a 90 MPa hydrogen gas environment was investigated. Structural analyses using wide‐angle X‐ray diffraction (
Hiroaki Ono   +6 more
wiley   +1 more source

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