Zobrazeno 1 - 10
of 67
pro vyhledávání: '"Theodore W. Bremner"'
Autor:
Theodore W. Bremner, Herwing Zeth López-Calvo, Pedro Montes-García, V.G. Jiménez-Quero, Michael D.A. Thomas, H. Gómez-Barranco
Publikováno v:
Cement and Concrete Composites. 88:200-210
In this study the influence of crack width, cover depth and concrete quality on corrosion of steel in high performance concrete was investigated. Three mixtures, one control and two more containing corrosion inhibiting admixtures, Calcium Nitrite and
Autor:
Herwing Zeth López-Calvo, Elia Mercedes Alonso Guzmán, Michael D.A. Thomas, Theodore W. Bremner, Wilfrido Martínez Molina, Pedro Montes-García
Publikováno v:
Canadian Journal of Civil Engineering. 44:918-926
This paper reports a study carried out to evaluate the effects of corrosion inhibiting admixtures, calcium nitrite and disodium tetrapropenyl succinate, in combination with supplementary cementitious materials, fly ash and silica fume Portland cement
Publikováno v:
Magazine of Concrete Research. 64:307-316
In marine concrete structures, construction joints, formed at the intersect of the end of one concrete placement and the beginning of a new placement, have been identified as vulnerable zones that may permit the intrusion of chlorides over a relative
Autor:
Pedro Montes-García, H. Z. López-Calvo, Theodore W. Bremner, Michael D.A. Thomas, Irina Kondratova
Publikováno v:
Materials and Corrosion. 64:599-608
One of the most common corrosion protection methods in reinforcing concrete bars is the application of fusion-bonded epoxy coatings. Although considerable research has been carried out on the performance of epoxy-coated bars (ECR), there are still ma
Publikováno v:
Cement and Concrete Research. 42:358-364
This paper reports the results of a study on concretes containing lightweight aggregate (LWA) retrieved from the tidal zone of a marine exposure site. In terms of chloride resistance, the LWA concrete performed equivalently to similar concretes of th
Autor:
Michael D.A. Thomas, H. Z. López-Calvo, V.G. Jiménez-Quero, Pedro Montes-García, Theodore W. Bremner
Publikováno v:
Cement and Concrete Composites. 34:110-118
This study addressed the effect of calcium nitrite based corrosion inhibitor (CNI) and fly ash (FA) on the long-term compressive strength of high performance concrete (HPC). A 3 3 full factorial design was devel
Publikováno v:
Cement and Concrete Research. 40:636-642
This paper summarizes findings from a research study conducted at the University of New Brunswick in collaboration with the University of Texas at Austin, and CANMET-MTL, on the effect of LiNO3 on ASR in new concrete. The studies included expansion t
Publikováno v:
Cement and Concrete Research. 40:94-101
In the current study, in order to elucidate the mechanisms for the favorable effects of lithium nitrate in controlling alkali silica reaction (ASR), vycor glass disk immersion specimens and glass disk–cement paste sandwich specimens were prepared a
Autor:
Andrew E. Marble, J.C. García, Theodore W. Bremner, M.D.A. Thomas, Bruce J. Balcom, I.V. Masthikin, P. F. de J. Cano-Barrita
Publikováno v:
Cement and Concrete Research. 39:324-328
Providing adequate moisture content in cement-based materials is important during hydration of the cement paste to ensure proper development of their mechanical and durability properties. Subsequently, water is involved in the deterioration of concre
Publikováno v:
Cement and Concrete Research. 38:1409-1415
In the current study, MRI was applied to investigate lithium and sodium ion diffusion in cement paste and mortars containing inert sand and borosilicate glass. Paste and mortars were treated by complying with ASTM C 1260. Lithium and sodium distribut