نتایج جستجو برای: air purification

تعداد نتایج: 261162  

Journal: :The Journal of the Society of Chemical Industry, Japan 1970

Journal: :JAMA: The Journal of the American Medical Association 1913

Journal: :Journal of Cleaner Production 2021

Atmospheric pollution is a major issue affecting environment and health. Therefore, semi-conductor-nanoparticles-based photocatalytic infrastructures appeared as promising solution to improve urban air quality due their abilities mineralize toxic organic compounds. To avoid the direct use of free nanoparticles, nanomaterials are suspected be carcinogenic, this work intends develop civil enginee...

Journal: :Bulletin of Belgorod State Technological University named after. V. G. Shukhov 2019

2016
Tang G. Lee

This paper discusses a novel method to clean VOC from any sources. Photocatalysis surpasses any other technologies in air purification for absorption of volatile organic compounds. A key component is the use of ultraviolet light to activate a photo-catalysis process that can also disinfect microorganisms including bacteria, viruses, moulds and even infectious diseases. The by-products of the ph...

2014
Francesc Baró Lydia Chaparro Erik Gómez-Baggethun Johannes Langemeyer David J. Nowak Jaume Terradas

Mounting research highlights the contribution of ecosystem services provided by urban forests to quality of life in cities, yet these services are rarely explicitly considered in environmental policy targets. We quantify regulating services provided by urban forests and evaluate their contribution to comply with policy targets of air quality and climate change mitigation in the municipality of ...

2011
S. Kay Obendorf Gang Sun

Self-decontaminating materials are defined as substances or objects designed and fabricated to deactivate pathogenic microorganisms or chemical warfare agents. Self-decontamination makes it possible for continuous protection against toxic materials. In order to develop destructive barriers against biological and chemical air pollutants, protective clothing and membranes using catalytic or enzym...

Journal: :E3S web of conferences 2021

Explains the main sources and types of air pollutants in automobiles, introduces methods to evaluate effect automobile filters on purification above-mentioned pollutants, effects existing filter products market Evaluate discuss its level provide a theoretical basis for future formulation relevant specifications.

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