Photocatalytic concrete for NOx degradation: Influence factors and durability

H Si, M Zhou, Y Fang, J He, L Yang, F Wang - Construction and Building …, 2021 - Elsevier
The application of titanium dioxide (TiO 2) photocatalyst in concrete is considered a
promising method to effective remove nitrogen oxide (NOx) pollutants. However, the …

Photocatalytic concrete for NOx abatement: Supported TiO2 efficiencies and impacts

L Yang, A Hakki, L Zheng, MR Jones, F Wang… - Cement and Concrete …, 2019 - Elsevier
The potential of TiO 2-based photocatalysts in mitigating the effects of environmental
pollutants is evident in the scientific literature but the large-scale implementation of …

Evaluation of Reducing NO and SO2 Concentration in Nano SiO2-TiO2 Photocatalytic Concrete Blocks

JW Lee, SH Lee, YI Jang, HM Park - Materials, 2021 - mdpi.com
The use of titanium dioxide in concrete block pavements is a promising approach to reduce
air pollution in the roadside. When TiO2 is used as an additive of cement concrete or mortar …

Enhanced photocatalytic decomposition of NO on portland cement concrete pavement using nano-TiO2 suspension

C Chen, B Tang, X Cao, F Gu, W Huang - Construction and Building …, 2021 - Elsevier
Photocatalyst titanium dioxide (TiO 2) has been widely applied on asphalt and concrete
pavements to mitigate the air pollution caused by traffic exhaust. In general, most of the TiO …

Photocatalytic NOx degradation of concrete surface layers intermixed and spray-coated with nano-TiO2: Influence of experimental factors

MZ Guo, TC Ling, CS Poon - Cement and Concrete Composites, 2017 - Elsevier
TiO 2 incorporated Eco-blocks have been successfully developed and widely used
worldwide. However, under real-life service, various environmental factors will significantly …

Photocatalytic NO removal of concrete surface layers intermixed with TiO2

MZ Guo, CS Poon - Building and environment, 2013 - Elsevier
The combination of TiO 2 with cementitious materials to develop functional photocatalytic
products (PCP) has garnered considerable attention on a global scale. In practical …

Photocatalytic cementitious materials: influence of the microstructure of cement paste on photocatalytic pollution degradation

J Chen, C Poon - Environmental science & technology, 2009 - ACS Publications
Incorporation of nanophotocatalysts into cementitious materials is an important development
in the field of photocatalytic pollution mitigation. In this study, the photocatalytic nitrogen …

Nitrogen Oxides Mitigation Efficiency of Cementitious Materials Incorporated with TiO2

I Rhee, JS Lee, JB Kim, JH Kim - Materials, 2018 - mdpi.com
We explored the photocatalytic capacities of cementitious materials (cement paste and
mortar) incorporating titanium dioxide (TiO2). P-25 is a commercial TiO2 preparation which …

Benefits of TiO2 photocatalyst on mechanical properties and nitrogen oxide removal of ultra-high-performance concrete

HJ Choi, JJ Park, DY Yoo - Construction and Building Materials, 2021 - Elsevier
This study aims to develop a novel type of ultra-high-performance fiber-reinforced concrete
(UHPFRC) with excellent mechanical properties and nitrogen oxide (NO x) removal …

NOx removal rate of photocatalytic cementitious materials with TiO2 in wet condition

D Seo, TS Yun - Building and Environment, 2017 - Elsevier
Photocatalytic cementitious materials used in urban buildings are promising to mitigate air
pollution sustainably. The changes of NO concentration in previous studies have been …