Results 31 to 40 of about 171 (64)

Compressive Strength and Static Modulus of Elasticity of Periwinkle Shell Ash Blended Cement Concrete

open access: yes, 2012
The study examined the effect of periwinkle shell ash as supplementary cementitious material on the compressive strength and static modulus of elasticity of concrete with a view to comparing it’s established relation with an existing model.
Olusola, Kolapo O.   +1 more
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Assessing the Mechanical Performance of Ternary Blended Cement Concrete Incorporating Periwinkle Shell and Bamboo Leaf Ashes

open access: yes, 2013
The study investigates the mechanical properties of concrete incorporating Periwinkle Shell Ash (PSA) and Bamboo Leaf Ash (BLA) as cementitious binders. Concrete cube (100mm) prepared from a standardized prescribed mix of 1:2:4, batch by volume was taken
A. Umoh, Akaninyene   +3 more
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CHARACTERIZATION OF PERIWINKLE SHELL ASH REINFORCED POLYMER COMPOSITE FOR AUTOMOTIVE APPLICATION

open access: yesFUDMA Journal of Sciences
The Periwinkle shell (Tympanotonus fuscatus) is one of the most abundant wastes in the Calabar coastal region of  Nigeria and needs to be put into proper use.
P. U. Adah   +4 more
semanticscholar   +1 more source

The Effect of Pistachio Vera Shell Ash on Concrete Performance

open access: yesBitlis Eren Üniversitesi Fen Bilimleri Dergisi
Cement production is a major contributor to global energy consumption and CO2 emissions, prompting the need for sustainable alternatives in the construction industry.
Murat Doğruyol, Mahmut Durmaz
semanticscholar   +1 more source

Supplementary cementitious materials based on CO2–capturing Periwinkle shel

open access: yes
International audienceRecently, cool concrete incorporating carbonated periwinkle shell ash (CPSA) aggregates, a marine-waste-derived material, has been explored to enhance the thermal reflectivity of concrete for heat island mitigation.
Dolado, Jorge, S   +4 more
core   +1 more source

The effect of adding palm shell ash on soil shear strength

open access: yesIOP Conference Series: Earth and Environment
The soil in Tanjung Rejo Village, Percut Sei Tuan, Deli Serdang, is characterized by fine-grained clay with low stability. To enhance stability, this study focuses on soil stabilization using palm shell ash mixtures at varying percentages (0%, 4%, 6%, 8%,
Debby Endriani   +2 more
semanticscholar   +1 more source

Decolourisation of Methylene Blue in Aqueous Solution using Locally Sourced Photocatalysts via UV Irradiation Photocatalytic Degradation

open access: yes, 2014
Locally sourced periwinkle shell ash (PSA) and snail shell ash (SSA) were investigated as potential photocatalysts for the photocatalytic decolourisation of methylene blue in aqueous solution. Preliminary studies showed that PSA performed better than SSA
Aisien, F. Aibuedefe   +2 more
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Effects of local liming materials on soil properties and yield of waterleaf (Talinum fructicosum (L.) Juss.) in an ultisol of southeast Nigeria

open access: yes, 2018
Soils of the tropics are generally acidic mainly due to the high and intensive rainfall that causes excessive loss of the basic cations. High soil acidity is often a limiting factor for plant growth.
Uwah, I. D., Iren, O. B.
core  

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