Properties and Behavior of Starch Biopolymer Concrete
Properties and Behavior of Starch Biopolymer Concrete

Waleed A. Abbas; Hawraa M. Mohsen

Volume 38, 10A , October 2020, , Page 1414-1420

https://doi.org/10.30684/etj.v38i10A.365

Abstract
  Starch act as natural polymer has been got from Wheat, Tapioca, and Corn. Corn starch has been investigated as biopolymer and has been added to concrete in different percentages (0%, ...  Read More ...
A Comparative Investigation on Mechanical Properties of Various Fibers Reinforced Concrete
A Comparative Investigation on Mechanical Properties of Various Fibers Reinforced Concrete

Ahmed M. Al-Ghaban; Hussein A. Jaber; Aya A. Shaher

Volume 37, 1A , January 2019, , Page 28-36

https://doi.org/10.30684/etj.37.1A.5

Abstract
  The present work presents an investigation the effect of adding various fiber materials such as (glass, nylon, and carbon) into the concrete mix for inspecting and compare the mechanical ...  Read More ...
Investigation the Effect of Nano–Particles and Recycling Mortar Additives on Physical and Mechanical Properties of Concrete
Investigation the Effect of Nano–Particles and Recycling Mortar Additives on Physical and Mechanical Properties of Concrete

Alaa A. Abdul-Hamead; Farhad M. Othman; Raeid K. Mohammed

Volume 36, 3A , March 2018, , Page 295-303

https://doi.org/10.30684/etj.36.3A.8

Abstract
  In this paper a lower ratio of nano powder were used from (Al2O3 and ZrO2) (0.5, 1.5and 2. 5 wt %) from cement weight, the average particle size of nano-powder were (20nm). These powders ...  Read More ...
Studying the Effect of Adding Marble and Porcelain Waste on Mechanical Properties of Concrete Containing Recycled Aggregate
Studying the Effect of Adding Marble and Porcelain Waste on Mechanical Properties of Concrete Containing Recycled Aggregate

A.S. AL-Luhybi

Volume 35, 7A , July 2017, , Page 668-674

https://doi.org/10.30684/etj.35.7A.1

Abstract
  In this research an experimental study was carried out to investigate the effect of adding marble and porcelain waste as replacement of sand by certain percentages on mechanical properties ...  Read More ...
Influence of Incorporating Construction Building Demolition as Recycled Aggregate on Concrete Behavior
Influence of Incorporating Construction Building Demolition as Recycled Aggregate on Concrete Behavior

Shatha Sadiq Hussen

Volume 34, 1A , January 2016, , Page 33-49

https://doi.org/10.30684/etj.34.1A.4

Abstract
  Because of increasing waste production and public concerns about the environment, it is desirable to recycle materials from construction and building demolition. This study aimed to ...  Read More ...
Investigate About the Iraqi Attapulgite Clay as a Mineral Admixture for Concrete
Investigate About the Iraqi Attapulgite Clay as a Mineral Admixture for Concrete

Kais J. Frieh; Waleed A. Abbas; Samer H. Malik

Volume 32, Issue 10 , October 2014, , Page 2364-2375

https://doi.org/10.30684/etj.32.10A.4

Abstract
  Tremendous research efforts have been directed to investigate the possibility of using the Iraqi Attapulgite clay as a mineral admixture to improve some properties of concrete. To investigate ...  Read More ...
Behavior of Corbels Strengthened with Carbon Fiber Reinforced Polymers (CFRP) – Numerical Study
Behavior of Corbels Strengthened with Carbon Fiber Reinforced Polymers (CFRP) – Numerical Study

Sameh Badry Tobeia

Volume 32, Issue 10 , October 2014, , Page 2394-2407

https://doi.org/10.30684/etj.32.10A.7

Abstract
  In this paper, a numerical modeling performed to study the effect of carbon fiber reinforced polymers (CFRP) as a shear strengthening of corbels. In this study a theoretical simulation ...  Read More ...
Effect of Using Windows Waste Glass as Coarse Aggregate on Some Properties of Concrete
Effect of Using Windows Waste Glass as Coarse Aggregate on Some Properties of Concrete

Abdelmaseeh Bakos Keryou; Gailan Jibrael Ibrahim

Volume 32, Issue 6 , July 2014, , Page 1519-1529

https://doi.org/10.30684/etj.32.6A.14

Abstract
  In this experimental study, local waste glass (WG) gathered from Turkey-made windows glass has been used as a partial replacement of coarse aggregates with 0, 20, 25, and 30% percentages ...  Read More ...
Some Properties of Concrete Containing High Fraction Volume of Metakaolin
Some Properties of Concrete Containing High Fraction Volume of Metakaolin

Kais J. Frieh; Waleed A.Abbas; Marawan Mohammed Hamid

Volume 32, 1A , January 2014, , Page 230-248

https://doi.org/10.30684/etj.32.1A.17

Abstract
  In this research, a study has been made on the effect of high fractional volume of replacement Metakaolin that results from grinding and burning the local kaolin from (Doeakhla zone ...  Read More ...
Pretreatment of Sawdust for Producing Sawdust Concrete
Pretreatment of Sawdust for Producing Sawdust Concrete

Haitham H. Saeed

Volume 31, 3A , March 2013, , Page 541-549

https://doi.org/10.30684/etj.31.3A.11

Abstract
  Sawdust concrete has some shortcomings due to the harmful effects of some organic soluble components existing in the sawdust which affects setting and strength of sawdust concrete. ...  Read More ...