Results 61 to 70 of about 32,539 (203)

Bending Resistance and Failure Type Evaluation of Basalt Fiber RPC Beam Affected by Notch and Interfacial Damage Using Acoustic Emission

Applied Sciences, 2020
Generally, reactive powder concrete (RPC) contains steel fibers often exposed to aggressive environments. Steel fibers in such RPCs are subjected to corrosion in-service, which can significantly change the mechanical properties of the structural ...
Hanbing Liu, Xiang Lyu, Yuwei Zhang, Guobao Luo, Wenjun Li   +4 more
doaj   +1 more source

Managing the complexities of English Language teaching in engineering [PDF]

, 2015
In this 21st century, engineering employers seek professional engineers who have excellent scientific knowledge and are able to demonstrate good communication and problem solving skills.
Mohamed, Mimi Nahariah Azwani
core   +1 more source

Mechanical and microstructural properties of recycled reactive powder concrete containing waste glass powder and fly ash at standard curing

Cogent Engineering, 2018
The objective of this study is to develop recycled reactive powder concrete from local waste raw materials and investigate their combined effect on mechanical properties for sustainable construction.
Belachew Asteray Demiss, Walter Odhiambo Oyawa, Stanley Muse Shitote   +2 more
doaj   +1 more source

Analytical characterization of ancient mortars from the archaeological roman site of Pisões (Beja, Portugal) [PDF]

, 2019
The analytical characterization of mortar samples from the roman archaeological site of Pisões, located in Southern Portugal, were carried out by means of X-ray diffractometry (XRD), thermogravimetry (TGADTA), optical and electron scanning microscopy ...
Borsoi, G., Candeias, António, Menezes, P., Mirão, José, Santos Silva, A.   +4 more
core   +1 more source

Investigation of the Incompatibilities of Cement and Superplasticizers and Their Influence on the Rheological Behavior [PDF]

, 2020
The rheological behavior of cement paste and the improvement of its flowability takes center stage in many research projects. An improved flowability can be achieved by the addition of superplasticizers (SP), such as polycarboxylate ethers (PCE).
Jakob, Cordula, Jansen, Daniel, Neubauer, Jürgen, Pott, Ursula, Stephan, Dietmar   +4 more
core   +2 more sources

Non-Destructive Testing of Carbon Fiber Reinforced Magnetic Reactive Powder Concrete Containing Nano Silica

Journal of Engineering, 2016
This study involves the design of 24 mixtures of fiber reinforced magnetic reactive powder concrete containing nano Silica. Tap water has been used in mixing 12 of these mixtures, while the other 12 have been mixed using magnetic water.
Zain El-Abdin Raouf, Rafia H. Al-Suhaili, Zainab H. Mahdi   +2 more
doaj   +2 more sources

EXPERIMENTAL BEHAVIOR OF RPC HEMISPHERICAL DOMES UNDER CONCENTRATED LOAD AND SITTING ON FOUR SUPPORTS

Journal of Engineering and Sustainable Development, 2017
The main objective of the current research is estimating of the structure performance of reactive powder concrete hemispherical domes and the effects of the changing of its thickness and steel fiber ratio on structural behavior.
Mohammed M. Rasheed, Layth A. Al-Jaberi, Nadiyah Kherallah Abd   +2 more
doaj  

Durability performance of Green Concrete Incorporating Various Wastes: A Review [PDF]

, 2019
The present manuscript stands for the review on the topic of durability attribute of concretes developed by means of green conception with incorporation of a variety of solid industrial waste slag from Ground Granulated Blast Furnace, silica fume, rice ...
LUHAR, Ismail, LUHAR, Salmabanu
core  

Extrudable Reactive Powder Concretes Hydration, shrinkage and transfer properties [PDF]

, 2012
International audienceThe behavior of five reactive powder concretes (RPC), with four of them being extrudable, has been studied since the first minutes up to more than 90 days. The extrusion force, hydration rate, free autogenous shrinkage at early age,
Cherkaoui, Khalid, Courtial, Mireille, de Noirfontaine, Marie-Noëlle, Dunstetter, Frederic, Khelidj, Abdelhafid, Mounanga, Pierre   +5 more
core   +4 more sources

Performance of Reinforced Reactive Powder Concrete Beam-Column Joints under Cyclic Loads

Advances in Civil Engineering, 2018
An experimental research was carried out to investigate the seismic performance and shear strength of reactive powder concrete interior beam-column joints subjected to reverse cyclic loads.
Wenzhong Zheng, Dehong Wang, Yanzhong Ju
doaj   +1 more source