Results 31 to 40 of about 154,077 (306)

Bending energy dissipation mechanism of glass fiber/resin composite foam sandwich panel

open access: yesZhongguo Jianchuan Yanjiu, 2020
[Objectives] In order to understand the energy absorption mechanism of glass fiber/resin composite foam sandwich panels under bending load,the numerical simulation analysis and experimental study were carried out from the angle of energy dissipation ...
ZHOU Xiaosong, ZHANG Yanbing, CHEN Rumu
doaj   +1 more source

Single-stage technogy for granulated foam glass production based on the composition of tripoli and technogical microsilica [PDF]

open access: yes, 2016
The possibility of foam glass production by means of one-stage technology based on the natural tripoli and technogenic silica is determined. 45 % sodium hydroxide solution is used for the synthesis of foam glass.
Kazmina, Olga Viktorovna   +3 more
core   +1 more source

Optimization of Preparation of Foamed Concrete Based on Orthogonal Experiment and Range Analysis

open access: yesFrontiers in Materials, 2021
For the purpose of reducing the energy consumption and construction cost of buildings, the preparation process of geopolymer based foamed concrete, which is a novel material of the wall and roof of building, had been studied in detail.
Menglong Cong   +3 more
doaj   +1 more source

The fluid mechanics of bubbly drinks [PDF]

open access: yes, 2018
Bubbly drinks are surprisingly attractive. There is something about the nature of the these beverages that make them preferable among other choices.
Rodríguez-Rodríguez, Javier   +1 more
core   +2 more sources

Assesment of the possibility of foam glass application in the sub-ballast layers

open access: yesJournal of Civil Engineering and Management, 2023
The paper investigates whether foam glass could reduce the structural thickness of the protection layer in the construction of the railway track (saving of natural materials – crushed aggregate) and, at the same time, also provide sufficient thermal ...
Libor Ižvolt   +3 more
doaj   +1 more source

X-ray CT analysis after blast of composite sandwich panels [PDF]

open access: yes, 2016
Four composite sandwich panels with either single density or graded density foam cores and different face-sheet materials were subjected to full-scale underwater blast testing.
Arora, H   +4 more
core   +1 more source

Air‐Pressure–Actuated Vibroacoustic Metamaterial With Tunable Bandgap: Design, Modeling, and Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents the design, modeling, and characterization of air‐pressure–actuated programmable vibroacoustic metamaterials (PVAMM). The study focuses on leveraging air pressure to dynamically tune resonance frequencies for effective noise attenuation.
William Kaal   +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

MnI‐Functionalized Covalent Organic Framework as Efficient Electrocatalyst for CO2 Reduction in a Catholyte‐Free Zero‐Gap Electrolyzer

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates the successful integration of a phenanthroline‐based 2D COF with MnI catalytic sites into a catholyte‐free membrane‐electrode‐assembly cell for CO2 electroreduction. The crystalline COF actively suppresses Mn⁰–Mn⁰ dimerization, achieving a turnover frequency of 617 h⁻¹ at 2.8 V (full‐cell potential), and enabling stable operation.
Laura Spies   +8 more
wiley   +1 more source

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