Results 51 to 60 of about 1,240,185 (339)

Designing Polymer Nanocomposites for X‐Ray Shielding: Mechanisms, Architectures, and Scalable Processing

open access: yesAdvanced Engineering Materials, EarlyView.
This review highlights advances in lightweight, lead‐free polymer nanocomposites for diagnostic X‐ray shielding. By linking filler chemistry, dispersion, architecture, and photon interaction mechanisms, it establishes structure–performance relationships guiding material design.
Aklilu G. Messele   +2 more
wiley   +1 more source

Effects of Sb2O3 on the Mechanical Properties of the Borosilicate Foam Glasses Sintered at Low Temperature

open access: yesAdvances in Materials Science and Engineering, 2014
The physical properties and microstructure of a new kind of borosilicate foam glasses with different Sb2O3 doping content are comprehensively investigated.
Chenxi Zhai   +7 more
doaj   +1 more source

The Impact of Foaming Effect on the Physical and Mechanical Properties of Foam Glasses with Molecular-Level Insights

open access: yesMolecules, 2022
Foaming effect strongly impacts the physical and mechanical properties of foam glass materials, but an understanding of its mechanism especially at the molecular level is still limited.
Chenxi Zhai   +6 more
doaj   +1 more source

Influence of Geometric Design on Mechanical Performance of Auxetic Metastructure

open access: yesAdvanced Engineering Materials, EarlyView.
Strategic geometric reinforcement transforms auxetic performance. This study evaluates 3D‐printed arrowhead metastructures, revealing that a modified design with local ring reinforcement suppresses premature failure to achieve superior energy absorption and structural efficiency.
Muhammad Gulzari   +3 more
wiley   +1 more source

Experimental and Numerical Modal Analysis of Composite Sandwich Structures Using Surfboards as Model Systems

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents an experimental and numerical modal investigation of composite sandwich structures using surfboards as model systems. By comparing different core materials and reinforcement strategies, the study demonstrates how local stiffeners influence vibrational response and introduce characteristic modal features, highlighting modal ...
Brett Connellan   +4 more
wiley   +1 more source

Spectrophotometric determination of copper in glass after extraction of copper dithizonate on polyurethane foam [PDF]

open access: yes, 1993
An analytical method is disclosed which involves the decomposition of the glass matrix with hydrofluoric and nitric acids, formation of secondary copper (II) dithizonate in 0.30 M hydrochloric acid and 3 x 10(-5) M dithizone, extraction of copper ...
Kundu, Dipali, Roy, S K
core  

Effect of vessel wettability on the foamability of "ideal" surfactants and "real-world" beer heads [PDF]

open access: yes, 2015
The ability to tailor the foaming properties of a solution by controlling its chemical composition is highly desirable and has been the subject of extensive research driven by a range of applications.
Pugh, RJ   +3 more
core   +1 more source

Optimization of the properties of lightweight ceramic products using statistical methods [PDF]

open access: yesНанотехнологии в строительстве
Introduction. Improving the efficiency of ceramic bricks and blocks involves reducing their average density and corresponding thermal conductivity. One possible approach is to introduce porosity into the ceramic structure using burnable additives or ...
Alexey D. Zhukov   +5 more
doaj   +1 more source

Liquid phase sintering of dense and porous glass-ceramics from coal fly-ash and waste glass [PDF]

open access: yesScience of Sintering, 2004
Glass-ceramics were produced utilizing fly-ash from coal power stations and waste glass of TV monitors, windows and flask glass. The powder technology route was employed.
Bossert J.   +5 more
doaj   +1 more source

Extrusion‐Based Additive Manufacturing of Advanced Ceramics: Strengthening Mechanisms and Process Optimization Review

open access: yesAdvanced Engineering Materials, EarlyView.
This review comprehensively evaluates extrusion‐based additive manufacturing for advanced ceramics, detailing feedstock options and key process parameters. By critically addressing defect mechanisms like porosity and cracking, the work highlights optimization strategies through machine learning and advanced postprocessing.
Meisam Bakhtiari   +4 more
wiley   +1 more source

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