|
|
|
|
|
Jaehyun Lee, Taegyu Lee, Hyeonggil Choi and Dong-Eun Lee
There have been many studies on the effect of durability and compressive strength on the increase of the mixing rate of admixtures. However, there is no research that can provide a guide on the optimal mixture proportions for maintaining compressive stre...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ankit Kothari, Thanyarat Buasiri and Andrzej Cwirzen
This study determined how replacing sodium nitrate-based antifreeze admixture (AF) with belite-calcium sulfoaluminate (belite-CSA) cement affects the early age properties of ecological concretes based on ordinary Portland cement (OPC) and ground granulat...
ver más
|
|
|
|
|
|
|
|
|
|
|
Eddy Yusslee and Sherif Beskhyroun
Alkali-activated materials (AAMs) have been widely used as an alternative to Portland cement. This production of AAMs emits lesser carbon dioxide by utilizing industrial waste products to make this cement binder technology greener and more sustainable. T...
ver más
|
|
|
|
|
|
|
|
|
|
|
Juan José Dopico Montes de Oca, José Fernando Martirena Hernandez, Alberto López Rodríguez, Raúl González López
Pág. Page 181 - 194
The international construction practice reports a remarkable use and development of high performance concretes, with excellent results in the durability properties, associated with a very dense cement matrix, defined from the use of high volumes of very ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Guanzheng Zhou and Ray Kai Leung Su
Foam concrete is a promising material in building and construction applications, providing such outstanding properties as high specific strength, excellent thermal insulation, and effective acoustic absorption in human-inhabited buildings. However, becau...
ver más
|
|
|
|
|
|
|
|
|
|
|
Farhan Ahmad, Sanket Rawat and Yixia Zhang
Magnesium oxychloride cement (MOC), an alternative to ordinary Portland cement (OPC), has attracted increasing research interest for its excellent mechanical properties and its green and sustainable attributes. The poor water resistance of MOC limited it...
ver más
|
|
|
|
|
|
|
|
|
|
|
Haitham M. Ahmed, Mohammed A. Hefni, Hussin A. M. Ahmed and Hussein A. Saleem
This study investigates the effect of the partial replacement of ordinary Portland cement (OPC) with cement kiln dust (CKD) on the engineering properties of pozzolanic concrete for use in block manufacturing. Ultimately, this could potentially reduce cem...
ver más
|
|
|
|
|
|
|
|
|
|
|
Junhao Ye, Songhui Liu, Jingrui Fang, Haibo Zhang, Jianping Zhu and Xuemao Guan
This study focused on the synthesis of aragonite whiskers through a synergistic wet carbonation technology utilizing waste magnesia slag (MS) and magnesium sulfate (MgSO4), aiming to improve the microstructure and mechanical properties of ordinary Portla...
ver más
|
|
|
|
|
|
|
|
|
|
|
Muttaqin Hasan, Taufiq Saidi, Muhammad Jamil, Zahra Amalia and Azzaki Mubarak
This study aimed to determine the mechanical properties and absorption of high-strength fiber-reinforced concrete (HSFRC), using sustainable natural fibers. In this analysis, two types of fibers were used, namely, ramie and abaca. Two different HSFRC mix...
ver más
|
|
|
|
|
|
|
|
|
|
|
Feng Zhang, Xun Xi and Shangtong Yang
In this paper, the recent research progress on the corrosion of reinforced alkali-activated materials (AAMs) concrete structures is reviewed. The corrosion mechanisms induced by carbonation and chloride ingress in AAMs concrete are discussed, from the pe...
ver más
|
|
|
|
|
|
|
|
|
|
|
Talal S. Amhadi and Gabriel J. Assaf
Soil characteristics are paramount to design pavements and to assess the economic viability of a road. In the desert, such as that found in southern Libya, the very poor quality of soils leads to important pavement distress such as cracks, rutting, potho...
ver más
|
|
|
|
|
|
|
|
|
|
|
Chang Bok Yoon and Han Seung Lee
The purpose of this experiment was to complement the shortcomings of existing surface treatment methods and to implement water repellency inside concrete to prevent water penetration and improve the durability of concrete. Carriers to provide water repel...
ver más
|
|
|
|
|
|
|
|
|
|
|
Lahiba Imtiaz, Sardar Kashif Ur Rehman, Shazim Ali Memon, Muhammad Khizar Khan and Muhammad Faisal Javed
The emission of CO2 and energy requirement in the production of Ordinary Portland Cement (OPC) causes the continuous depletion of ozone layer and global warming. The introduction of geopolymer concrete (GPC) technology in the construction industry leads ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Taewan Kim, Sungnam Hong, Ki-Young Seo and Choonghyun Kang
This study applies a new method of mixing colloidal nano-silica (CNS). Previous studies have used powdered nano-silica or colloidal nano-silica and applied a binder weight substitution method. In this study, we tried to use ordinary Portland cement (OPC)...
ver más
|
|
|
|
|
|
|
|
|
|
|
Michael O?Shea, Kim Gray and Jimmy Murphy
The occurrence of contaminated materials encountered during harbour dredging is becoming increasingly problematic for harbour and port authorities. The risks to human health, wildlife and port infrastructure of exposure to such contaminants necessitates ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Osama Mohamed
This study examines durability and mechanical properties of sustainable self-consolidating concrete (SCC) in which 80% of the cement is replaced with combinations of recycled industrial by-products including fly ash, silica fume, and ground granulated bl...
ver más
|
|
|
|
|
|
|
|
|
|
|
Alessandra Mobili, Alberto Belli, Chiara Giosuè, Antonio Telesca, Milena Marroccoli and Francesca Tittarelli
This paper deals with the study of calcium sulfoaluminate (CSA) and geopolymeric (GEO) binders as alternatives to ordinary Portland cement (OPC) for the production of more environmentally-friendly construction materials. For this reason, three types of m...
ver más
|
|
|
|
|
|
|
|
|
|
|
Prabir Kumar Sarker
Pág. 133 - 139
The worldwide production of concrete is on the increase in order to meet the increasing rate of construction. Since cement production contributes to the greenhouse gas emission, it is vital to develop alternative low-emission binders to reduce the car...
ver más
|
|
|
|
|
|
|
|
|
|
|
Wallah S.E.
Pág. 73 - 78
Fly ash-based geopolymer concrete is manufactured using fly ash as its source material and does not use Portland cement at all. Beside fly ash, alkaline solution is also utilized to make geopolymer paste which binds the aggregates to form geopolymer conc...
ver más
|
|
|
|
|
|
|
|
|
|
|
Nuruddin M.F.,Bayuaji R.,Masilamani M.B.,Biyanto T.R.
Pág. 18 - 22
This paper presents an experimental and analytical research conducted to study the properties of mortar when treated Sidoarjo mud was added into the mix replacing partially the cement content. The replacements were done at 0, 5, 10, 15, and 20%. Compress...
ver más
|
|
|
|
|
|