Results 1 to 10 of about 33,592 (170)

In vitro study of curcumin calcium carbonate phosphate nanoparticles (Curcumin-NPs) impacts on the meriz goat’s coccidian oocysts [PDF]

open access: yesIraqi Journal of Veterinary Sciences, 2022
Nanoparticles biosynthesis has an essential and increased role in delivering medical compounds. Calcium carbonate phosphate nanoparticles (CaCO3-NPs) were prepared as a stabilized amorphous and incorporated with herbal curcumin extract as an ...
Mohamed R. Ali   +3 more
doaj   +1 more source

Erosion Wear Behavior of Natural and Industrial Material for Polymer Matrix Composite by Using Taguchi Analysis [PDF]

open access: yesEngineering and Technology Journal, 2020
The behavior of the erosion wear for samples manufactured by hand layup method of epoxy-supported fiberglass, eggshells and calcium carbonate particles were investigated.
Marwa Atallah
doaj   +1 more source

Improving Local Asphalt Pavement with Nano-CaCO3 [PDF]

open access: yesE3S Web of Conferences, 2023
During the last two decades, a significant increase in the number of vehicles in Baghdad city related to uncontrolled axle loading, hot climate summer, lack of asphalt pavement maintenance, and heavy traffic has combined and led to severe consequences in
Mohammed Ahmed M., Abed Alaa
doaj   +1 more source

Partial replacement of CaCO3 with Nano CaCO3 to protect metal surfaces [PDF]

open access: yesIndian Journal of Science and Technology, 2020
Objectives: Nanomaterials are currently being studied and used in paints. The purpose of this study is to investigate the properties of alkyd paint to protect metal when replacing CaCO3 by nanomaterial. Methods/ analysis : Using themethod of replacing CaCO3 coating by CaCO3 nanomaterials with different proportions in traditional paint formulas, the ...
Le Huy Hai   +2 more
openaire   +2 more sources

Utilization of Soybeans as Bio-Catalyst in Calcite Precipitation Method for Repairing Cracks in Concrete

open access: yesJurnal Teknik Sipil dan Perencanaan, 2021
Concrete is a material that has high compressive strength. However, concrete has a lower tensile strength than its compressive strength. As a result, the concrete often cracks and allows the entry of harmful substances such as  dan   causing corrosion of
Rama Zaky Rahmawan   +2 more
doaj   +1 more source

In situ formation of surface-functionalized ionic calcium carbonate nanoparticles with liquid-like behaviours and their electrical properties [PDF]

open access: yesRoyal Society Open Science, 2018
This paper reports a new route to synthesize calcium carbonate (CaCO3)-based nanoscale ionic materials (NIMs) via an in situ formation method to form the CaCO3 nanoparticles with a polysiloxane quaternary ammonium salt (PQAC) corona (PQAC-CaCO3 ...
Xiangshuo Wang   +4 more
doaj   +1 more source

Sonic cracking of calcium carbonate-encapsulated microbubbles observed at moderate acoustic amplitudes

open access: yesCurrent Directions in Biomedical Engineering, 2023
Theranostic agents are materials that act both as tracers during diagnostic imaging and as vehicles carrying and releasing therapeutics during treatment.
Poortinga Albert T.   +6 more
doaj   +1 more source

Adsorption of Heavy Metals in an Aqueous Solution Using Starfish (Asterina Pectinifera) Biochar

open access: yes대한환경공학회지, 2020
Objectives Heavy metals caused by industrialization have affected human society for several decades. Because of their toxicity for humans, lots of heavy metal treatments have been developed. However, many of those treatments have economic considerations
Han Gyeol Jeon   +4 more
doaj   +1 more source

Synthesis of White Mineral Trioxide Aggregate (WMTA) Using Silica from Rice Husk and Calcium Carbonate from Limestone

open access: yesJurnal Kimia Sains dan Aplikasi, 2023
White Mineral Trioxide Aggregate (WMTA) was produced using silica as the initial material extracted from rice husk ash and calcium carbonate limestone. This research was initiated by calcinating rice husk ash at 700°C for 3 hours.
Anwar Jaman   +2 more
doaj   +1 more source

Sorption of Cu, Zn, Pb and Cd from a Contaminated Aqueous Solution Using Starfish (Asterina pectinifera) Derived Biochar

open access: yes대한환경공학회지, 2021
Objectives : Heavy metal contamination and accumulation have a harmful effect on the health of humans and animals and are serious problems worldwide. Currently, various technologies have been used for the treatment of contaminated wastewater, of which ...
Ha Rin Jang   +2 more
doaj   +1 more source

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