Results 1 to 10 of about 129,165 (249)

Uncracked Palm Kernel Shell Effect on Compressive Strength of Concrete [PDF]

open access: yesEngineering and Technology Journal, 2023
In recent times, the production of concrete has become a significant concern due to the rapid population growth and the depletion of raw materials. In this research, we investigated the use of Uncracked Palm Kernel Shell (UPKS) as a replacement for ...
Chidiebere Ezenkwa, Thaddeus Elogu
doaj   +1 more source

Mechanistic basis for mitigating drought tolerance by selenium application in tobacco (Nicotiana tabacum L.): a multi-omics approach

open access: yesFrontiers in Plant Science, 2023
The lack of irrigation water in agricultural soils poses a significant constraint on global crop production. In-depth investigation into microRNAs (miRNAs) has been widely used to achieve a comprehensive understanding of plant defense mechanisms. However,
Huaxin Dai   +9 more
doaj   +1 more source

Particle size effect of pre-wet zeolites on autogenous shrinkage and mechanical properties of LECC

open access: yesDevelopments in the Built Environment, 2023
The conservation effects can vary significantly when utilizing zeolite internal curing (IC) agents of different particle sizes in Lightweight Engineered Cementitious Composites (LECC).
Yue Wang   +5 more
doaj   +1 more source

Effect of adhesive application method on repair bond strength of composite [PDF]

open access: yesRestorative Dentistry & Endodontics, 2021
ObjectivesThis study aimed to evaluate the effect of the application method of universal adhesives on the shear bond strength (SBS) of repaired composites, applied with different thicknesses.Materials and MethodsThe 84 specimens (Filtek Z350 XT) were ...
Hee Kyeong Oh, Dong Hoon Shin
doaj   +1 more source

Recycling of animal bone as partial replacement for coarse aggregate in lightweight hollow sandcrete blocks [PDF]

open access: yesE3S Web of Conferences, 2023
Animal bone waste (ABW) is hazardous to the environment and necessitates a sizable area for disposal. This study aims to employ animal bone waste (ABW) in functionalised compact concrete as a partial substitution for cementitious materials, the source of
Edun Bose Mosunmola   +4 more
doaj   +1 more source

Investigation on Properties of Reactive Powder Concrete with Automobile Grinding Steel Waste as Fine Aggregate [PDF]

open access: yesE3S Web of Conferences, 2021
High strength concrete is seldom used in normal construction practice due to its high cost and difficulties in achieving the desired design strength. This paper gives an insight on using waste material which has been disposed in lands as a sustainable ...
Geetha S.   +2 more
doaj   +1 more source

Automatic Pressure Gelation Analysis for Insulating Spacer of Gas Insulated Switchgear Manufactured by Bio-Based Epoxy Composite

open access: yesApplied Sciences, 2022
In the case of the existing power equipment business, a variety of insulation and accessories is manufactured with petroleum-based epoxy resins. However, as petrochemical resources are gradually limited and concerns about the environment and economy grow,
Chanyong Lee   +6 more
doaj   +1 more source

Effect of Curing Regime on Polymer-Cement Concrete Properties [PDF]

open access: yesArchives of Civil Engineering, 2020
The general standards and guidelines recommendations for PCC suggest alternating conditions of curing: starting with wet conditions for effective hydration of Portland cement followed by air-dry conditions for polymer hardening. The often accepted curing
P. Woyciechowski
doaj   +1 more source

Effect of Microstructure Evolution on Thermal Conductivity of Alloy 690 [PDF]

open access: yesTeshugang
The effect of microstructure evolution on thermal conductivity of alloy 690 electrode was studied according to the working conditions of electrode materials in Joule furnace.
Feng Han, Zhu Yongchang, Song Zhigang, Gu Yang, Liu Zhe, Yang Debo
doaj   +1 more source

Effect of curing and storage temperature on shelf life of onion (Allium cepa L.) bulbs

open access: yesFundamental and Applied Agriculture, 2020
Simple and low cost farm technologies are required for small-scale farmers in developing countries to improve marketability and reduce postharvest losses of onion (Allium cepa L.) bulbs. Two experiments were conducted to evaluate the effect of curing and
Assinapol Ndereyimana   +2 more
doaj   +1 more source

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