Results 11 to 20 of about 440,577 (196)

Properties of concrete with eggshell powder: A review [PDF]

open access: yesPhysics and Chemistry of the Earth, Parts A/B/C, 2020
Abstract Sustainable concrete is currently a widely studied topic in order to reduce the environmental impact of cement. Substitute materials are usually industrial and municipal wastes. Eggshell powder as cement replacement is a viable option to produce green concrete.
B.W. Chong   +4 more
openaire   +2 more sources

Production of bio-based paper coating made with the addition of eggshell powder [PDF]

open access: yesE3S Web of Conferences
A chitosan based coating was prepared where eggshell powder was added. Eggshell is a product that appears in large numbers in everyday life, so it has great potential as waste, which can be used to turn it into a valuable material.
Kóczán Zsófia, Pásztory Zoltán
doaj   +2 more sources

Vermicomposting of cow dung amended with eggshell powder: Possible roles of eggshell powder on the growth models of Serendipita indica, wheat growth and performances and soil enzymes activity [PDF]

open access: yesInternational Journal of Recycling of Organic Waste in Agriculture, 2022
Purpose Chicken eggshell as a byproduct of the egg product industry makes serious problems to the environment. The aim of this study was to evaluate the effect of eggshell as a potential option in supplementing of the organic matter and improvement of ...
Mohammad Zarea, Nasrin Karimi
doaj   +3 more sources

A Numerical Hydration Model to Predict the Macro and Micro Properties of Cement–Eggshell Powder Binary Blends

open access: yesApplied Sciences
This study aims to propose a hydration kinetic model for the cement–eggshell powder binary system and predict the performance development of composite concrete through this model. The specific content and results of the model are as follows. First, based
Li-Na Zhang   +4 more
doaj   +2 more sources

Densification of the eggshell powder by spark plasma sintering

open access: yesJournal of Alloys and Compounds, 2023
Chicken eggshells (eggshells) are the bio-waste produced during day-to-day egg consumption by humans. The eggshell contains calcium carbonate (CaCO3) along with several other elements such as Si, Mg, K, P, Na, etc., which enables its application for ...
Riddhi Shukla   +2 more
openaire   +2 more sources

Soil stabilization using eggshell powder and its effect on unconfined compressive strength (UCS) values [PDF]

open access: yesTeknika
Soil in road pavement construction has an important role as the foundation for the structure supporting the load above it. The damage that occurs in road construction also often due to subgrade soil that does not have good bearing capacity, therefore ...
Enden Mina   +3 more
doaj   +2 more sources

Surface Properties of Eggshell Powder and Its Influence on Cement Hydration. [PDF]

open access: yesMaterials (Basel), 2022
Using eggshell powder (EP) to replace partial cement in cement-based materials can abate pollution caused by eggshell discard and cement production. In this paper, the surface property of EP and its influence on cement hydration were studied. Quartz powder (QP) and limestone powder (LP) were used as references. First, the chemical composition of EP was
He Y, Che D, Ouyang X, Niu Y.
europepmc   +3 more sources

Adsorption of lignosulfonate compounds using powdered eggshell [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2012
Batch adsorption of lignosulfonates using untreated powdered eggshell under the influences of mixing time, pH,particle size and dose of powdered eggshell was investigated.
Muhammad Ali Zulfikar   +2 more
doaj   +1 more source

Meta-analysis of studies on eggshell concrete using mixed regression and response surface methodology

open access: yesJournal of King Saud University: Engineering Sciences, 2023
Eggshell concrete is an innovative green material that helps to recycle eggshell waste while reducing the environmental harm caused by excessive cement production. However, recent studies on eggshell concrete are limited, and the outcomes may vary due to
Beng Wei Chong   +5 more
doaj   +1 more source

Potensi Cangkang Telur Ayam dan Cangkang Telur Bebek sebagai Bioadsorben Logam Pb dari Limbah Cair Industri Farmasi

open access: yesKovalen: Jurnal Riset Kimia, 2022
The pharmaceutical industry liquid waste is one of the wastes that have the potential to produce waste containing heavy metals. One of the highest metal contaminants originating from the pharmaceutical industry is lead (Pb).
Lisna Dewi   +2 more
doaj   +1 more source

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