Results 31 to 40 of about 285,197 (301)

Synthesis of collagen from Bali cattle's hide using a combination of acid and alkali on the extracting process

open access: yesJournal of the Indonesian Tropical Animal Agriculture, 2018
The process of pre-extraction is an important stage in the process of collagen synthesis. This stage increases the sensitivity of collagen molecule chains that can affect production yields and collagen properties.
M. I. Said   +3 more
doaj   +1 more source

Development of Cost-Effective, Ecofriendly Selenium Nanoparticle-Functionalized Cotton Fabric for Antimicrobial and Antibiofilm Activity

open access: yesFermentation, 2022
In the present study, selenium nanoparticles were synthesized in situ on alkali-activated cotton fabric using guava leaf extract as a reducing agent. The synthesis was monitored by a change in color of fabric from white to light brick red.
Kainat Mirza   +4 more
doaj   +1 more source

Alkali-Metal-Mediated Reversible Chemical Hydrogen Storage Using Seawater

open access: yes, 2021
The economic viability and systemic sustainability of a green hydrogen economy are primarily dependent on its storage. However, none of the current hydrogen storage methods meet all the targets set by the US Department of Energy (DoE) for mobile hydrogen
Dongrak Oh   +23 more
core   +1 more source

Static and cyclic performance of cementitious composites reinforced with glass-fibres

open access: yesMateriales de Construccion, 2018
This paper concerns an experimental study of the influence of short glass-fibres randomly oriented of a reinforced cement-based composite on the mechanical behaviour. The matrix material parameters used are: cement/sand ratio and water/cement ratio fixed
N. Arabi
doaj   +1 more source

Feasibility of Design One-Part Sodium Silicate Activated Metamontmorillonite-Limestone Cements [PDF]

open access: yesIranian Journal of Materials Science and Engineering, 2023
In this study, the potential of calcined montmorillonite as a primary precursor for one-part alkali-activated cement incorporated with high percentage of limestone, is evaluated.
Nailia Rakhimova   +3 more
doaj  

Alkali-Activated Concrete Via Oven and Microwave Radiation Curing

open access: yes, 2021
This chapter presents a comprehensive review on alkali-activated concrete via oven and microwave radiation curing, where the influences of oven and microwave radiation curing on the alkali-activated concrete (AAC) were investigated with respect to their ...
Soriano, L.   +4 more
core   +1 more source

Effect of Alkali Treatment of Nettle Fibers on Oil Absorbency

open access: yesJournal of Natural Fibers, 2021
Nettle is a cellulosic plant fiber with a reasonably large lumen and they are a cheap, easily renewable source of fibers with the potential for oil absorbency.
S. Viju, G. Thilagavathi
doaj   +1 more source

Durability of steel fiber-reinforced alkali-activated composites

open access: yes, 2023
The use of alkali-activated composites is gaining attention as an alternative to Portland clinker-based cementitious composites with the potential to lower carbon dioxide emissions in construction industry.
Ye, Hailong, Chen, Zhijian
core   +1 more source

Effectiveness of Alkali and Sodium Bicarbonate Treatments on Sugar Palm Fiber: Mechanical, Thermal, and Chemical Investigations

open access: yesJournal of Natural Fibers, 2020
Sugar palm fiber (SPF) as one of the attractive natural fibers to reinforce matrix is gaining attention. This is largely due to its similar properties when compared with other established natural fibers.
Isma’ila Mukhtar   +3 more
doaj   +1 more source

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