Results 61 to 70 of about 7,891 (225)

Life cycle assessment of self-healing geopolymer concrete

open access: yesCleaner Engineering and Technology, 2021
Current construction developments are trending towards more sustainable practices with greener alternative materials such as geopolymers. Geopolymers are a class of cementitious materials based on inorganic polymers, which are promising substitutes for ...
Jerome Ignatius T. Garces   +4 more
doaj   +1 more source

Physical Origin of Temperature Induced Activation Energy Switching in Electrically Conductive Cement

open access: yesAdvanced Science, EarlyView.
The temperature‐induced Arrhenius activation energy switching phenomenon of electrical conduction in electrically conductive cement originates from structural degradation within the biphasic ionic‐electronic conduction architecture and shows percolation‐governed characteristics: pore network opening dominates the low‐percolation regime with downward ...
Jiacheng Zhang   +7 more
wiley   +1 more source

Preparation, characterization, electrical conductivity, and life cycle assessment of carbon nanofibers-reinforced Ecuadorian natural zeolite-based geopolymer composites

open access: yesHeliyon
Geopolymers are inorganic crosslinked polymers with much less carbon footprint than ordinary Portland cement. Geopolymers and geopolymer-based materials have superior mechanical and durability properties with extreme thermal and chemical resistance ...
Adriana Alvarado   +4 more
doaj   +1 more source

Circular Economy‐Driven Cs/Sg/MGNPs/AC Composite for Efficient Methylene Blue Removal and Subsequent Valorization as a Urea Oxidation Electrocatalyst

open access: yesJournal of Applied Polymer Science, EarlyView.
This image is a graphical abstract for outlining the synthesis, characterization, and application of a novel composite material designed to remove toxic pollutants (specifically Methylene Blue dye; MB) from water, and its subsequent use in electrochemical applications.
Rehab Mahmoud   +6 more
wiley   +1 more source

Understanding effects of silicon/aluminum ratio and calcium hydroxide on chemical composition, nanostructure and compressive strength for metakaolin geopolymers [PDF]

open access: yes, 2012
There were two objectives for this study. The first was to determine the effects of the Si/Al ratio and calcium hydroxide on the chemical composition and nanostructure for metakaolin geopolymers.
Kim, Eric
core  

Geopolymers Research Project experimental data analysis (incomplete) [PDF]

open access: yes, 2023
Geopolymers Research Project experimental data analysis ...
Silva, Miguel
core   +1 more source

Effects of slag content on the residual mechanical properties of ambient air-cured geopolymers exposed to elevated temperatures

open access: yesJournal of Asian Ceramic Societies, 2018
This paper presents the effects of various slag contents on the residual compressive strength and physical properties of ambient air-cured fly ash-slag blended geopolymers after exposure to various elevated temperatures up to 800°C. The results showed an
Faiz Uddin Ahmed Shaikh
doaj   +1 more source

Engineering Biochar‐Derived Functional Materials for High‐Performance Supercapacitors: Design Principles, Mechanisms, and Scalable Strategies

open access: yesCarbon Energy, EarlyView.
ABSTRACT Biochar has emerged as a useful and adaptable source of carbon for supercapacitor electrodes. Its value comes from the way biomass chemistry, thermal conversion, and activation conditions shape the resulting pore network, surface groups, and degree of carbon ordering.
Soumen Mandal   +6 more
wiley   +1 more source

Solidification performance and mechanism of typical radioactive nuclear waste by geopolymers and geopolymer ceramics: A review [PDF]

open access: yes
The radioactive waste generated from nuclear fuel cycles poses significant risks to the natural environment and the health of surrounding residents.
Zhang, W, Liu, J, Xu, Y, Wang, R, Ye, J
core   +1 more source

Geopolymers Research Project experimental raw data [PDF]

open access: yes, 2023
Geopolymers Research Project experimental raw ...
Silva, Miguel
core   +1 more source

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