Results 21 to 30 of about 32,700 (213)

Characterization of SnO 2/TiO 2 with the Addition of Polyethylene Glycol via Sol-Gel Method for Self-Cleaning Application [PDF]

open access: yesArchives of Metallurgy and Materials, 2023
TiO2 is one of the most widely used metal oxide semiconductors in the field of photocatalysis for the self-cleaning purpose to withdraw pollutants. Polyethylene glycol (PEG) is recommended as a stabilizer and booster during preparation of water-soluble ...
Dewi Suriyani Che Halin   +9 more
doaj   +1 more source

Durability of geopolymers and geopolymer concretes: A review

open access: yesREVIEWS ON ADVANCED MATERIALS SCIENCE, 2021
Abstract Geopolymers are green materials with three-dimensional silicon and aluminum tetrahedral structures that can be serving as environmentally friendly construction materials and therefore have the potential to contribute to sustainable development.
Lingyu Tian   +3 more
openaire   +2 more sources

Functional glass-ceramic foams from \u2018inorganic gel casting\u2019 and sintering of glass/slag mixtures [PDF]

open access: yes, 2018
The here described investigation was essentially aimed at exploring the chemical stabilization and reutilization of iron-rich slag from copper metallurgy, by the manufacturing of glass-ceramic foams.
Bernardo, Enrico   +2 more
core   +1 more source

Effect of NaOH Solution on Mechanical Properties and Morphology of Fly Ash Based Cold-Pressed Geopolymer [PDF]

open access: yesArchives of Metallurgy and Materials
Cold-pressing method is beneficial in reducing the porosity of geopolymer matrix, but the low liquid volume will result in unreacted aluminosilicate materials. This problem can be resolved by increasing sodium hydroxide (NaOH) concentration.
O. Shee-Ween   +6 more
doaj   +1 more source

Self-Heating Ability of Geopolymers Enhanced by Carbon Black Admixtures at Different Voltage Loads [PDF]

open access: yes, 2019
Sustainable development in the construction industry can be achieved by the design of multifunctional materials with good mechanical properties, durability, and reasonable environmental impacts.
Fiala L.   +4 more
core   +1 more source

Effect of Adding Polypropylene Fibers in Met kaolin-Based Geopolymer Concrete [PDF]

open access: yesEngineering and Technology Journal, 2021
Geopolymer is a binder material that was created as a result of efforts to decrease Portland cement's negative environmental effects.  Geopolymer concrete shares certain properties with ordinary concrete, including brittleness.
Qais Frieh, Mushtaq Kamil
doaj   +1 more source

Assessment of thermal performance and surface moisture risk for a rear-ventilated cladding system for façade renovation [PDF]

open access: yes, 2020
Ventilated façade systems, incorporating thermal insulation behind a rear-ventilated cladding, constitute a popular renovation solution in warm European climates.
Arregi, Beñat   +2 more
core   +2 more sources

Studying the behavior of geopolymer concretes under repeated loadings

open access: yesJournal of Engineering and Applied Science, 2021
This article investigates utilization of polypropylene microfibers as reinforcement in geopolymer concrete to enhance the ductility characteristics since the geopolymer concrete is considered a brittle material.
Osamah M. G. Al-Kerttani, Ammar Mutar
doaj   +1 more source

Highly porous mullite ceramics from engineered alkali activated suspensions [PDF]

open access: yes, 2018
Air may be easily incorporated by vigorous mechanical stirring, with the help of surfactants, of activated geopolymer-yielding suspensions. The cellular structure is stabilized by the viscosity increase caused by curing reactions, configuring an ...
Bagci   +31 more
core   +2 more sources

An Investigation of TiO2 Addition on Microstructure Evolution of Sn-Cu-Ni Solder Paste Composite

open access: yesMATEC Web of Conferences, 2016
In this research, varying fraction of titanium oxide (TiO2) reinforcement particles was successfully incorporated into Sn-Cu-Ni solder paste in an effort to study the influence of TiO2 addition on microstructure evolution of Sn-Cu-Ni solder paste ...
Saud Norainiza   +5 more
doaj   +1 more source

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