Search Results - "Abd Hamid, Haris Hafizal"
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Particulate matter (PM2.5) as a potential SARS-CoV-2 carrier
Published in Scientific reports (28-01-2021)“…The rapid spread of the SARS-CoV-2 in the COVID-19 pandemic had raised questions on the route of transmission of this disease. Initial understanding was that…”
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2
Calibration Model of a Low-Cost Air Quality Sensor Using an Adaptive Neuro-Fuzzy Inference System
Published in Sensors (Basel, Switzerland) (11-12-2018)“…Conventional air quality monitoring systems, such as gas analysers, are commonly used in many developed and developing countries to monitor air quality…”
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3
The Impact of Movement Control Order (MCO) during Pandemic COVID-19 on Local Air Quality in an Urban Area of Klang Valley, Malaysia
Published in Aerosol and Air Quality Research (01-06-2020)“…The world is currently going through the COVID-19 pandemic which has caused hundreds of thousands of deaths in just a few months. Considering the need for…”
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4
BTEX Exposure Assessment and Inhalation Health Risks to Traffic Policemen in the Klang Valley Region, Malaysia
Published in Aerosol and Air Quality Research (01-09-2020)“…Benzene, toluene, ethylbenzene, m,p-xylene, and o-xylene (collectively referred to as BTEX), which are prevalent in the ambient air of urban environments,…”
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Spatial–temporal variability and health impact of particulate matter during a 2019–2020 biomass burning event in Southeast Asia
Published in Scientific reports (10-05-2022)“…To understand the characteristics of particulate matter (PM) in the Southeast Asia region, the spatial–temporal concentrations of PM 10 , PM 2.5 and PM 1 in…”
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6
Ambient BTEX levels over urban, suburban and rural areas in Malaysia
Published in Air quality, atmosphere and health (01-03-2019)“…Benzene, toluene, ethylbenzene and xylene isomers (BTEX) are volatile organic air pollutants of concern which arise from natural and anthropogenic sources…”
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Chemical characterization and sources identification of PM2.5 in a tropical urban city during non-hazy conditions
Published in Urban climate (01-09-2021)“…This study aims to evaluate the variation of PM2.5 components as well as to identify PM2.5 sources under non-hazy weather conditions in a tropical urban city,…”
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Determination and risk assessment of pharmaceutical residues in the urban water cycle in Selangor Darul Ehsan, Malaysia
Published in PeerJ (San Francisco, CA) (01-02-2023)“…The environmental fate of non-steroidal anti-inflammatory drugs (NSAIDs) in the urban water cycle is still uncertain and their status is mainly assessed based…”
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Size-segregated atmospheric polycyclic aromatic hydrocarbons down to PM0.1 in urban tropical environment: Temporal distribution, potential sources and human health risk
Published in Urban climate (01-12-2021)“…The present work determines the temporal and size distribution of polycyclic aromatic hydrocarbons (PAHs) concentrations in tropical urban air in Kuala Lumpur,…”
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10
Indoor generated PM2.5 compositions and volatile organic compounds: Potential sources and health risk implications
Published in Chemosphere (Oxford) (01-09-2020)“…The aim of the present study was to investigate the potential sources of heavy metals in fine air particles (PM2.5) and benzene, toluene, ethylbenzene, and…”
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Volatile organic compounds and their contribution to ground-level ozone formation in a tropical urban environment
Published in Chemosphere (Oxford) (01-09-2022)“…This study aims to determine the trends of volatile organic compound (VOC) concentrations and their potential contribution to O3 formation. The hourly data…”
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12
Polycyclic aromatic hydrocarbons (PAHs) in blood serum of adults living in high and low-traffic volume areas in Malaysia: A comparative cross-sectional study
Published in Environmental research (15-11-2024)“…Ambient polycyclic aromatic hydrocarbons (PAHs) originate predominantly from fuel combustion of motor vehicles and have the potential to affect human health…”
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13
A floating chamber system for VOC sea-to-air flux measurement near the sea surface
Published in Environmental monitoring and assessment (01-08-2022)“…Volatile organic compounds (VOCs) form ozone (O 3 ) and secondary organic aerosols (SOAs) in the atmosphere under favourable conditions. Biogenic VOC levels in…”
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PM2.5 and ozone in office environments and their potential impact on human health
Published in Ecotoxicology and environmental safety (01-05-2020)“…It is important to have good indoor air quality, especially in indoor office environments, in order to enhance productivity and maintain good work performance…”
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Seasonal variation and size distribution of inorganic and carbonaceous components, source identification of size-fractioned urban air particles in Kuala Lumpur, Malaysia
Published in Chemosphere (Oxford) (01-01-2022)“…This study aims to determine the inorganic and carbonaceous components depending on the seasonal variation and size distribution of urban air particles in…”
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Spatial-temporal variability and heath impact of particulate matter during a 2019-2020 biomass burning event in Southeast Asia
Published in Scientific reports (10-05-2022)“…To understand the characteristics of particulate matter (PM) in the Southeast Asia region, the spatial-temporal concentrations of PM , PM and PM in Malaysia…”
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Spatial distribution of fine and coarse particulate matter during a southwest monsoon in Peninsular Malaysia
Published in Chemosphere (Oxford) (01-01-2021)“…This study aimed to determine the spatial distribution of PM2.5 and PM10 collected in four regions (North, Central, South and East Coast) of Peninsular…”
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Variability and health impact of air pollutants and bioaerosols in multi-functional indoor environments with mechanical ventilation system
Published in Journal of Building Engineering (01-08-2024)“…The condition of indoor environments significantly impacts human daily life and health, where exposure to harmful substances affects the resilience of…”
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Modeling aerosol transmission of SARS-CoV-2 from human-exhaled particles in a hospital ward
Published in Environmental science and pollution research international (01-10-2021)“…The COVID-19 pandemic has plunged the world into uncharted territory, leaving people feeling helpless in the face of an invisible threat of unknown duration…”
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The concentration of particulate matters in mechanically ventilated school classroom during haze episode in Kuala Lumpur City Centre
Published in Air quality, atmosphere and health (01-06-2024)“…Good indoor air quality (IAQ) is essential to ensure students’ and teachers’ improved performance and productivity. This study aimed to investigate particulate…”
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