Results 41 to 50 of about 1,881,053 (303)

Elucidating the role of water films on solute diffusion in unsaturated porous media by improved pore‐scale modeling

open access: yesVadose Zone Journal
Solute diffusion in partially saturated porous media is an important fundamental process in many natural and environmental systems. At low water saturation, the solute transport is governed by the diffusion in thin water films on the surfaces of solids ...
Yuankai Yang   +5 more
doaj   +1 more source

Concrete Waste Management Decision Analysis Based On Life Cycle Assessment

open access: yesChemical Engineering Transactions, 2017
Malaysia, a developing country has always had a high level of construction activity. While it means economic growth, the waste generated by the construction industry has always posed a problem. Most of the construction waste is made up of concrete.
C.M. Mah, T. Fujiwara, C.S. Ho
doaj   +1 more source

Recycling of melamine formaldehyde waste as fine aggregate in lightweight concrete [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2018
Lightweight concrete production using melamine formaldehyde (MF) waste as fine aggregate by partially replacing river sand was investigated. Two forms of MF waste, granules and waste powder, were employed to produce the concrete of 1,000 and 1,300 kg ...
Chalermchai Chaitongrat   +1 more
doaj   +1 more source

Rubber crumb used in concrete to provide freeze-thaw protection [PDF]

open access: yes, 2015
This research has examined the use of rubber crumb, used as an additive to concrete that would provide maximum freeze-thaw protection to concrete. The rubber crumb as used in the paper was divided into five batches, with increasing particle size, graded
Diaz, Eli   +2 more
core  

Bioinspired Mechanosensitive Organic Artificial Neuron With Programmable Excitatory and Inhibitory Responses via Nonlinear Mechano‐Electrochemical Coupling

open access: yesAdvanced Materials, EarlyView.
Organic artificial neurons couple mechanical deformation and ionic environments through nonlinear mechano‐electrochemical dynamics. Mechanical strain and electrolyte concentration reshape their nonlinear electrical characteristics, programming excitatory or inhibitory spiking responses that mimic mechanosensitive biological neurons and enable ...
Rassen Boukraa   +4 more
wiley   +1 more source

Impact resistance of concrete – using slit rubber from tyres [PDF]

open access: yes, 2015
This paper examines recycled tyre rubber, which was machine cut into slits and these were added to Portland cement concrete mixes in different percentages, based on specimen volume. They were then tested to determine the impact performance of each mix in
Diaz, Eli   +2 more
core  

Eutectic Gallium‐Indium as a Potential Non‐Toxic Replacement in Mercury Intrusion Porosimetry

open access: yesAdvanced Materials Technologies, EarlyView.
A practical alternative to mercury intrusion porosimetry is presented using non‐oxidized eutectic gallium‐indium. An eGaIn Filling Station enables oxygen‐free preparation of standard penetrometers, and the resulting measurements faithfully reproduce pore‐size distributions and intrusion volumes measured with mercury across several standard reference ...
Denis Schuetz   +8 more
wiley   +1 more source

Optimal Compounding Method and High Temperature Resistance of Waste Glass Concrete

open access: yes工程科学与技术, 2022
Currently, the most common treatment method of waste glass is landfill disposal, which both causes pollution to the environment and wastes resources. As a result, realizing the re-utilization of solid waste and recycling economy becomes the important ...
Bixiong LI   +3 more
doaj  

Partial Replacement of Cement by Waste Paper Pulp Ash and Its Effect on Concrete Properties

open access: yesAdvances in Civil Engineering, 2022
An investigation was conducted to study the viability of using waste paper pulp ash as an alternative material applied as a partial replacement of cement in the manufacturing of concrete and its effect on the properties of concrete, and also, the cost ...
Bahiru Bewket Mitikie   +1 more
doaj   +1 more source

A compendious review on the influence of e-waste aggregates on the properties of concrete

open access: yesCase Studies in Construction Materials, 2023
The idea of managing and recycling electronic waste is getting broad acceptance because it is a resource that is rapidly available in bulk, contains various hazardous substances and has a low recycling rate.
Aamar Danish   +8 more
doaj   +1 more source

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