Publications by Shen Yang | EPFL Graph Search

Squalene Depletion in Skin Following Human Exposure to Ozone under Controlled Chamber Conditions

A major component of human skin oil is squalene, a highly unsaturated hydrocarbon that protects the skin from atmospheric oxidants. Skin oil, and thus squalene, is continuously replenished on the skin surface. Squalene is also quickly consumed through reac ...

Amer Chemical Soc2024

Resuspension of inhalable particles from clothing: A manikin-based chamber study

Dusan Licina, Shen Yang

Clothing plays a significant role in facilitating inhalation exposure to particulate matter (PM). Nevertheless, there is a lack of studies investigating PM resuspension from clothing. This study aims to quantify size-resolved PM resuspension rate (RR) from ...

2024

Physiology or Psychology: What Drives Human Emissions of Carbon Dioxide and Ammonia?

Dusan Licina, Athanasios Nenes, Shen Yang, Marouane Merizak

Humans are the primary sources of CO2 and NH3 indoors. Their emission rates may be influenced by human physiological and psychological status. This study investigated the impact of physiological and psychological engagements on the human emissions of CO2 a ...

Amer Chemical Soc2024

Nanocluster Aerosols from Ozone-Human Chemistry Are Dominated by Squalene-Ozone Reactions

Dusan Licina, Shen Yang

Nanocluster aerosols (NCAs,

Amer Chemical Soc2024

Influence of Ventilation on Formation and Growth of 1-20 nm Particles via Ozone-Human Chemistry

Dusan Licina, Shen Yang, Marouane Merizak, Meixia Zhang

Ozone reaction with human surfaces is an important source of ultrafine particles indoors. However, 1-20 nm particles generated from ozone-human chemistry, which mark the first step of particle formation and growth, remain understudied. Ventilation and indo ...

Amer Chemical Soc2024

Nanocluster aerosol formation via ozone chemistry on worn clothing: Influence of environmental parameters

Dusan Licina, Shen Yang

Nanocluster aerosols (NCA, particles

Pergamon-Elsevier Science Ltd2024

Deposition of inhalable particles onto human clothing: A manikin-based chamber study

Dusan Licina, Shen Yang

Clothing has been identified as a potential source of exposure to particulate matter accumulated from human and environmental sources. However, limited studies have investigated the deposition of airborne particles onto worn clothing surfaces. In a control ...

Pergamon-Elsevier Science Ltd2023

Comparison of two methods for bioaerosol sampling and characterization in a low-biomass chamber environment

Dusan Licina, Shen Yang, Marouane Merizak, Akila Muthalagu

Bioaerosols are emitted from various sources into the indoor environment and can positively and negatively impact human health. Humans are the major source of bioaerosol emissions indoors, specifically for bacteria. However, efficient sampling to guarantee ...

PERGAMON-ELSEVIER SCIENCE LTD2023

Human personal air pollution clouds in a naturally ventilated office during the COVID-19 pandemic

Dusan Licina, Shen Yang, Maria Viviana Gonzalez Serrano, Akila Muthalagu

Personal cloud, termed as the difference in air pollutant concentrations between breathing zone and room sites, represents the bias in approximating personal inhalation exposure that is linked to accuracy of health risk assessment. This study performed a t ...

PERGAMON-ELSEVIER SCIENCE LTD2023

Integration of Indoor Air Quality Prediction into Healthy Building Design

Sebastian Duque Mahecha, Sergi Aguacil Moreno, Dusan Licina, Shen Yang

Healthy building design is an emerging field of architecture and building engineering. Indoor air quality (IAQ) is an inevitable factor that should be considered in healthy building design due to its demonstrated links with human health and well-being. Thi ...

MDPI2022

Comparing thermal performance of standard humanitarian tents

Paolo Tombesi, Sergi Aguacil Moreno, Dusan Licina, Riccardo Vannucci, André Ullal, Shen Yang

Humanitarian tents provide emergency shelter for people displaced by conflict and disaster in diverse climatic conditions. This article compares the thermal performance of two standard humanitarian tents – the Standard Family Tent (SFT) and the Geodesic Fa ...

2022

Particle release and transport from human skin and clothing: A CFD modeling methodology

Dusan Licina, Shen Yang

Particle release from human skin and clothing has been identified as an important contributor to particulate matter burden indoors. However, knowledge about modeling the coarse particle release from skin and clothing is limited. This study developed a new ...

WILEY2021

Systematic Method for the Energy-Saving Potential Calculation of Air Conditioning Systems via Data Mining. Part II: A Detailed Case Study

Shen Yang, Xianlin Wang

Increased data monitoring enables the energy-efficient operation of air-conditioning systems via data-mining. The latter is projected to have lesser consumption but more comprehensive diagnosis than traditional methods. Following the companion paper that p ...

2021

Systematic Method for the Energy-Saving Potential Calculation of Air-Conditioning Systems via Data Mining. Part I: Methodology

Shen Yang, Xianlin Wang

Air-conditioning systems contribute the most to energy consumption among building equipment. Hence, energy saving for air-conditioning systems would be the essence of reducing building energy consumption. The conventional energy-saving diagnosis method thr ...

2021

Ozone Initiates Human-Derived Emission of Nanocluster Aerosols

Dusan Licina, Shen Yang

Nanocluster aerosols (NCAs, particles

AMER CHEMICAL SOC2021

Human Emissions of Size-Resolved Fluorescent Aerosol Particles: Influence of Personal and Environmental Factors

Dusan Licina, Shen Yang

Human emissions of fluorescent aerosol particles (FAPs) can influence the biological burden of indoor air. Yet, quantification of FAP emissions from human beings remains limited, along with a poor understanding of the underlying emission mechanisms. To red ...

AMER CHEMICAL SOC2021

Fungal Contaminants in Energy Efficient Dwellings: Impact of Ventilation Type and Level of Urbanization

Dusan Licina, Shen Yang

The presence of growing fungi in the indoor environment has been associated with the development of respiratory problems such as asthma or allergic rhinitis, as well as the worsening of respiratory pathologies. Their proliferation indoors could be a result ...

2020

Emissions of volatile organic compounds from interior materials of vehicles

Dusan Licina, Shen Yang

People spend a substantial amount of daily time in vehicle environments being exposed to variety of airborne chemicals. High concentrations of volatile organic compounds (VOCs) inside vehicle cabins have been of increasing concern owing to various health r ...

2020

Energy, indoor air quality, occupant behavior, self-reported symptoms and satisfaction in energy-efficient dwellings in Switzerland

Dusan Licina, Shen Yang

We performed the first large-scale investigation of indoor air quality (IAQ), energy and occupant behavior and satisfaction, in 650 energy-efficient dwellings in western Switzerland. The investigation included comparative assessment of 217 green-certified ...

2020

Volatile organic compounds in 169 energy-efficient dwellings in Switzerland

Dusan Licina, Shen Yang

Exposure to elevated levels of certain volatile organic compounds (VOCs) in households has been linked to deleterious health effects. This study presents the first large-scale investigation of VOC levels in 169 energy-efficient dwellings in Switzerland. Th ...

2020