Zobrazeno 1 - 10
of 22
pro vyhledávání: '"R. Jayapalan"'
Autor:
H. Layard Horsfall, A. Lawrence, A. Venkatesh, R. Loh, R. Jayapalan, P. Hutchinson, T. Santarius, M. Gurnell, N. Dorward, R. Mannion, H. Marcus, A. Kolias
Publikováno v:
Brain and Spine, Vol 1, Iss , Pp 100574- (2021)
Externí odkaz:
https://doaj.org/article/fe30e3b3bf244a41b43f44bf65844666
Akademický článek
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Publikováno v:
Cement and Concrete Research. 60:30-36
The photocatalytic oxidation and binding capacity of cement containing titanium dioxide nanoparticles under nitric oxide and nitrogen dioxide gas exposures were examined experimentally both in the presence and absence of ultraviolet (UV) light, to ex
Publikováno v:
Journal of the American Ceramic Society. 97:1534-1542
Although chemically inert nanosize mineral fillers have been shown to modify early cement hydration kinetics, with the effects dependent upon usage rate, particle size, and dispersibility, the effects of such fillers on the “apparent activation ene
Publikováno v:
Magazine of Concrete Research. 65:1293-1302
The effect of titanium dioxide (TiO2) nanoparticles on early age and long-term properties of cement-based materials is examined experimentally through isothermal calorimetry, chemical shrinkage, setting time, compressive strength and surface microhar
Publikováno v:
Cement and Concrete Composites. 36:16-24
The use of nano-sized particles in cementitious materials introduces a myriad of potential innovations from new functionality to enhanced mechanical performance, but such materials can be energy-intensive to manufacture. With increasing emphasis on s
Publikováno v:
Cement and Concrete Research. 40:1664-1672
The potential for binary and ternary blends of metakaolin, with two differing particle size distributions, and Class C fly ash to mitigate alkali-silica reactions (ASR) with a highly reactive fine aggregate were evaluated using accelerated mortar bar
Publikováno v:
Cement and Concrete Research. 40:914-923
A new nonlinear acoustic technique — Nonlinear Impact Resonance Acoustic Spectroscopy (NIRAS) — is developed and used to characterize the alkali-reactivity of different aggregates. Cementitious materials such as mortar and concrete exhibit a hyst
Publikováno v:
Transportation Research Record: Journal of the Transportation Research Board. 2141:41-46
The performance and properties of cement-based materials can potentially be altered by the addition of nano-sized inclusions. In this study, the effect of chemically nonreactive anatase TiO2 nanoparticles on early-age hydration of cement was investig
Publikováno v:
Transportation Research Record: Journal of the Transportation Research Board. 2141:82-88
Ultra-high-performance concretes (UHPCs) are nano- to microstructurally optimized construction materials whose use presents significant opportunities for improving the performance of prestressed bridge girders. In UHPC girders, transverse shear reinf