Results 101 to 110 of about 3,478 (197)

Effect of waste tire products on some characteristics of roller-compacted concrete

Open Engineering
Roller-compacted concrete pavement (RCCP) is one of the most durable, economical, and practical solutions for the construction of roads for various heavy-duty purposes. To make RCCP more sustainable, different waste materials have been utilized.
Abed Ziyad Majeed, Khalil Wasan Ismail, Ahmed Hisham Khalid   +2 more
doaj   +1 more source

Batch and Continuous Packed Column Studies Biosorption by Yeast Supported onto Granular Pozzolana

, 2013
The removal of chromium by living yeast biomass immobilized onto pozzolana was studied. The results obtained in batch experiments indicate that the immobilized yeast on to pozzolana is a excellent biosorbent of Cr(V) with a good removal rates of 85–90 ...
A. Djafer, A. Idou, M. Douani, S. Kouadri Moustefai   +3 more
core   +1 more source

Advancing eco-friendly concrete with locally sourced natural pozzolana

Frontiers in Built Environment
This study investigates the potential of locally sourced Natural Pozzolana (NP) from Saudi Arabia as a sustainable Supplementary Cementitious Material (SCM) for green concrete, supporting Saudi Vision 2030.
W. H. Khushefati, Elwy A. Ahmed, A. Shihata, Ramazan Demirboğa   +3 more
semanticscholar   +1 more source

The circulation of building materials: pozzolana in the Baroque Dubrovnik

, 2016
The paper investigates the introduction into Early Modern building practice in the Republic of Ragusa (Dubrovnik) of pozzolana, a component of hydraulic cement, thus extending the area where it was known to have been used in the Baroque era.
Jasenka Gudelj
core  

Influence of a natural pozzolana on the properties of high performance mortar

, 2004
Certain finely ground mineral admixtures, such as blast furnace slag, pozzolana and limestone, influence, to a greater or lesser extent, the chemical and physico-mechanical properties of concrete/mortar.
Jauberthie, R., Chaid, R., Rendell, F.
core   +1 more source

Effect of Volcanic Ash and Natural Pozzolana on mechanical properties of sustainable cement concrete: A comprehensive review

Case Studies in Construction Materials, 2023
H. Hamada, F. Abed, S. Beddu, A. humada, Ali Majdi   +4 more
semanticscholar   +1 more source

Durability Assessment of Green Concrete Incorporating Volcanic Tuff Pozzolan, Basalt, and Recycled Aggregate

ARO-The Scientific Journal of Koya University
Extending the lifespan of building structures is a critical strategy for mitigating environmental impacts, particularly greenhouse gas emissions from cement production, like emissions from cement.
Moustafa A. Wassouf, Jamal Y. Omran, Ali I. Kheirbek   +2 more
doaj   +1 more source

Pozzolana from minerals – State of the art. COIN P1 Advanced cementing materials and admixtures. SP 1.4F Alternative pozzolans [PDF]

, 2016
-The objective of this state-of-the-art report (STAR) is to review work done to make pozzolana from natural occurring minerals by chemical treatment, and also outline principle possibilities of doing so. It does not include pozzolana by thermal treatment
Justnes, Harald
core  

Chloride induced corrosion behaviour of mild steel rebars: A case study of calcined Clay Pozzolan containing concrete

Scientific African
The partial replacement of 5 – 30 % by mass of ordinary Portland cement with clay pozzolana in concrete, gives impressive chemical characteristics to the resulting material.
Lucas Nana Wiredu Damoah, Richard Nii Ayitey Akoto, Bernard Kwame Mussey, Yaw Delali Bensah   +3 more
doaj   +1 more source

Life Cycle Analysis Comparison of Stabilizing Materials for Expansive Soils

ARCHive-SR
Expansive soils present significant challenges to infrastructure stability, necessitating the use of stabilizing materials. This study conducts a comprehensive life cycle analysis (LCA) research design to evaluate the environmental sustainability of ...
Zied Benghazi, Rima Tobal, Adel Djellali
doaj   +1 more source