Results 71 to 80 of about 16,582 (207)

SIGNIFICANCE OF MARBLE AND PORTLAND CEMENT

open access: yesInternational Journal of Engineering Technologies and Management Research, 2020
The aim of this current study is both to avoid the environmental. In this way, we will help to protect the environment by consuming the waste marble dust obtained as a by- product of marble sawing and shaping processes in the factories those operating in our region. Stone industry is an important factor in worldwide economy.
Dr. Arvind Dewangan, Dr. D.P.Gupta
openaire   +3 more sources

Reactivity of Oxidized Porous Silicon with Calcium Ion in Aqueous Media: Stability, pH Behavior, and Host‐Guest Strategies

open access: yesSmall, EarlyView.
Oxidized porous silicon, composed of an elemental silicon porous skeleton coated with a silica shell, reacts with aqueous Ca2+ to generate a mixed silica–calcium silicate matrix that is remarkably efficient at trapping small molecules. With an emphasis on the engineering of controlled‐release drug delivery systems, this study identifies the factors ...
Ruhan Fan   +2 more
wiley   +1 more source

Portland Cement [PDF]

open access: yesScientific American, 1872
n ...
openaire   +1 more source

Foamed Concrete Sealing Materials for Coal Seam Gas Drainage Boreholes: A Review

open access: yesSafety Science and Technology, EarlyView.
This study investigates the sealing performance of foamed concrete in gas drainage boreholes. By comparing leakage pathways (a, c) with sealed systems (b, d), the research demonstrates how foamed concrete effectively fills mining‐induced fractures and resists deformation.
Jiaxing Zou   +6 more
wiley   +1 more source

Effects of Supplemetary Cementitious Materials on the Air Permeability of Concrete

open access: yesJournal of Materials and Engineering Structures, 2017
In order to support the use of cement combination concrete in construction, this paper investigated the resistance of Portland cement and some binary and ternary cement concretes containing fly ash, silica fume and metakaolin to air permeability at equal
Samuel Olufemi Folagbade
doaj  

Utilizing Saudi volcanic scoria in lightweight geopolymer for enhanced wellbore cementing

open access: yesScientific Reports
Geopolymer cement represents an innovative and environmentally friendly cement system that utilizes non-portlandite precursors to achieve cement hardening. Unlike traditional Portland cement, which accounts for approximately 5–8% of global CO₂ emissions,
Idham K. Rahmatullah   +3 more
doaj   +1 more source

Maximizing the Sustainability of Cement Utilization in Building Projects through the Use of Greener Materials

open access: yesJournal of Engineering, 2016
Greener technologies and sustainable developments are currently among the main tools used by many industries in shaping the world for a better future. The construction industry that is known to have numerous negative impact on sustainability is now wide ...
Mark Bediako   +4 more
doaj   +1 more source

An Experimental Study on Unconfined Compressive Strength of Soft Soil-Cement Mixtures with or without GGBFS in the Coastal Area of Vietnam

open access: yesAdvances in Civil Engineering, 2020
Soft soil is widely distributed in Vietnam, especially in the coastal area. In engineering practice, soft soil cannot be used to build any construction and needs to be improved or treated before building construction.
Son Bui Truong   +2 more
doaj   +1 more source

Concrete in architecture: Redefining form, space, function, and insights from bibliometric analysis

open access: yesStructural Concrete, EarlyView.
Abstract Concrete has become a cornerstone in architectural and engineering innovation, as it seamlessly integrates structural performance with artistic expression. Its evolution from ancient opus caementicium to contemporary ultra‐high‐performance concrete illustrates its adaptability to the change in technological, environmental, and design paradigms.
Mouhcine Benaicha   +2 more
wiley   +1 more source

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