Assessment of indoor HONO formation mechanisms based on in situ measurements and modeling.

abstract：:The knowledge of exposure to the airborne particle emitted from three-dimensional (3D) printing activities is becoming a crucial issue due to the relevant spreading of such devices in recent years. To this end, a low-cost desktop 3D printer based on fused deposition modeling (FDM) principle was used. Particle number, ...

journal_title：Indoor air

authors： Stabile L,Scungio M,Buonanno G,Arpino F,Ficco G

更新日期：2017-03-01 00:00:00

abstract：UNLABELLED:Ventilation performance and pollutant distribution in a traditional ceiling-type ventilation system, a top-return (TR)-type and a floor-return (FR)-type underfloor ventilation systems were performed in a controlled experimental room. Tracer gas method was utilized to determine the age of air and the contamin...

journal_title：Indoor air

authors： Chao CY,Wan MP

更新日期：2004-10-01 00:00:00

abstract：:High-efficiency particulate air (HEPA) filtration in combination with an electrostatic precipitator (ESP) can be a cost-effective approach to reducing indoor particulate exposure, but ESPs produce ozone. The health effect of combined ESP-HEPA filtration has not been examined. We conducted an intervention study in 89 v...

journal_title：Indoor air

authors： Day DB,Xiang J,Mo J,Clyde MA,Weschler CJ,Li F,Gong J,Chung M,Zhang Y,Zhang J

更新日期：2018-05-01 00:00:00

abstract：:Dampness affects a substantial percentage of homes and is associated with increased risk of respiratory ailments; yet, the effects of dampness on indoor chemistry are largely unknown. We hypothesize that the presence of water-soluble gases and their aqueous processing alters the chemical composition of indoor air and ...

journal_title：Indoor air

authors： Duncan SM,Sexton KG,Turpin BJ

更新日期：2018-01-01 00:00:00

abstract：:Associations between size-fractionated indoor particulate matter (PM) and black carbon (BC) and heart rate variability (HRV) and heart rate (HR) in elderly women remain unclear. Twenty-nine healthy elderly women were measured for 24-hour HRV/HR indices. Real-time size-fractionated indoor PM and BC were monitored on th...

journal_title：Indoor air

authors： Dong W,Pan L,Li H,Miller MR,Loh M,Wu S,Xu J,Yang X,Shan J,Chen Y,Deng F,Guo X

更新日期：2018-05-01 00:00:00

abstract：:Thermal stratification is established when warmer air rises and cooler air descends under thermal buoyancy. It occurs in indoor environment situations including large warehouse-type buildings, buoyancy-driven ventilated spaces with displacement, underfloor ventilation, and/or natural ventilation, and enclosure fires w...

journal_title：Indoor air

authors： Wang LL,Zhang X,Qi D

更新日期：2019-03-01 00:00:00

abstract：UNLABELLED:Meteorological factors such as relative humidity directly correlate with airborne fungal levels outdoors and indoors. While dehumidification alone is effective at reducing moisture necessary for mold growth, it is inadequate as a single intervention as it does not remove viable and non-viable fungal spores t...

journal_title：Indoor air

authors： Bernstein JA,Levin L,Crandall MS,Perez A,Lanphear B

更新日期：2005-12-01 00:00:00

abstract：:To investigate indoor environmental quality in classrooms, assessments were undertaken in a 'low allergen' school and three standard primary schools in Western Australia. Dust allergens, air pollutants and physical parameters were monitored in the four schools at four times (summer school term, autumn holiday, winter ...

journal_title：Indoor air

authors： Zhang G,Spickett J,Rumchev K,Lee AH,Stick S

更新日期：2006-02-01 00:00:00

abstract：:This study assessed the collection efficiency (CE) of two popularly used sampling devices (BioSampler and Coriolis sampler) for fungal aerosols. Phosphate-buffered saline (PBS) supplemented with or without surfactant (Tween-20, Tween-80, or Triton X-100) and antifoam agent was prepared and used as collection liquids. ...

journal_title：Indoor air

authors： Chang CW,Ting YT,Horng YJ

更新日期：2019-05-01 00:00:00

abstract：UNLABELLED:  Ingestion of indoor dust has been acknowledged as an important route of exposure to organic contaminants (OCs). We investigated the presence of polybrominated diphenyl ethers (PBDEs), novel brominated flame retardants (NBFRs), organophosphate flame retardants (OPFRs), polychlorinated biphenyls (PCBs), and ...

journal_title：Indoor air

authors： Ali N,Van den Eede N,Dirtu AC,Neels H,Covaci A

更新日期：2012-06-01 00:00:00

abstract：UNLABELLED:In case contaminants are found in enclosed environments such as aircraft cabins or buildings, it is useful to find the contaminant sources. One method to locate contaminant sources is by inverse computational fluid dynamics (CFD) modeling. As the inverse CFD modeling is ill posed, this paper has proposed to ...

journal_title：Indoor air

authors： Zhang TF,Chen Q

更新日期：2007-06-01 00:00:00

abstract：UNLABELLED:This paper presents the experimental and numerical modeling of contaminant dispersion in a full-scale environmental chamber with different room air distribution systems. For the experimental modeling, an area source with uniform emissions of a hypothetical contaminant (SF6) from the entire floor surface is d...

journal_title：Indoor air

authors： He G,Yang X,Srebric J

更新日期：2005-10-01 00:00:00

abstract：:This study involved the development of a model for evaluating the potential costs and benefits of ozone control by activated carbon filtration in single-family homes. The modeling effort included the prediction of indoor ozone with and without activated carbon filtration in the HVAC system. As one application, the mod...

journal_title：Indoor air

authors： Aldred JR,Darling E,Morrison G,Siegel J,Corsi RL

更新日期：2016-06-01 00:00:00

abstract：:It is inappropriate to use the assumption of instantaneously well-mixed zones to model airflows and pollutant transport in large indoor spaces. We investigate two approaches for describing the details of airflows in large indoor spaces, for accuracy and suitability for integration with multi-zone infiltration models. ...

journal_title：Indoor air

authors： Mora L,Gadgil AJ,Wurtz E

更新日期：2003-06-01 00:00:00

abstract：:Ventilation is pivotal in terms of securing optimum indoor air quality. In addition, it also has a major impact on energy use in buildings. It is important, therefore, that the role and impact of ventilation is fully understood and that ventilation is employed efficiently. The purpose of this paper is to review these ...

journal_title：Indoor air

authors： Liddament MW

更新日期：2000-09-01 00:00:00

abstract：UNLABELLED:This study examined five schools with different ventilation systems in both urban and rural areas in South Texas. Total particle number concentration, ultrafine particle (UFP, diameter < 100 nm) size distribution, PM(2.5) , and CO(2) were measured simultaneously inside and outside of various school microenvi...

journal_title：Indoor air

authors： Zhang Q,Zhu Y

更新日期：2012-02-01 00:00:00

abstract：:A portion of electronic equipment failures is a consequence of particle deposition on electronic circuits in normal indoor environments. Deposited hygroscopic particles reduce the electrical isolation (EI) between conductors. In laboratory experiments, we investigated the mechanisms, locations, and effects of particle...

journal_title：Indoor air

authors： Litvak A,Gadgil AJ,Fisk WJ

更新日期：2000-03-01 00:00:00

abstract：UNLABELLED:Indoor air organic compounds were continuously monitored during 3 years in new and older homes which were voluntarily selected throughout countries. The levels of volatile organic compounds (VOCs) in the new homes decreased markedly after 1 year, and steady emissions of VOCs were obtained in the initial mont...

journal_title：Indoor air

authors： Park JS,Ikeda K

更新日期：2006-04-01 00:00:00

abstract：:We report results of analysis of a month-long measurement of indoor air and environment quality parameters in one gym during sporting activities such as football, basketball, volleyball, badminton, boxing, and fitness. We have determined an average single person's contribution to the increase of temperature, humidity,...

journal_title：Indoor air

authors： Žitnik M,Bučar K,Hiti B,Barba Ž,Rupnik Z,Založnik A,Žitnik E,Rodrìguez L,Mihevc I,Žibert J

更新日期：2016-06-01 00:00:00

abstract：:A significant number of consumer goods and building materials can act as emission sources of flame retardants (FRs) in the indoor environment. We investigate the relationship between the emission source strength and the levels of 19 brominated flame retardants (BFRs) and seven organophosphate flame retardants (OPFRs) ...

journal_title：Indoor air

authors： Liagkouridis I,Cequier E,Lazarov B,Palm Cousins A,Thomsen C,Stranger M,Cousins IT

更新日期：2017-05-01 00:00:00

abstract：:Personal exposure to total volatile organic compounds (TVOCs), benzene and toluene of 100 Milan office workers was assessed through personal air monitoring at home, in the office, and during commuting. Biological monitoring was performed by measuring blood benzene and toluene concentrations together with urinary trans...

journal_title：Indoor air

authors： Carrer P,Maroni M,Alcini D,Cavallo D,Fustinoni S,Lovato L,Visigalli F

更新日期：2000-12-01 00:00:00

abstract：:Analysis of the dust from heating, ventilation, and air conditioning (HVAC) filters is a promising long-term sampling method to characterize airborne particle-bound contaminants. This filter forensics (FF) approach provides valuable insights about differences between buildings, but does not allow for an estimation of ...

journal_title：Indoor air

authors： Givehchi R,Maestre JP,Bi C,Wylie D,Xu Y,Kinney KA,Siegel JA

更新日期：2019-05-01 00:00:00

abstract：:This study aims to develop an approach to couple a computational fluid dynamics (CFD) solver to the University of California, Berkeley (UCB) thermal comfort model to accurately evaluate thermal comfort. The coupling was made using an iterative JavaScript to automatically transfer data for each individual segment of th...

journal_title：Indoor air

authors： Voelker C,Alsaad H

更新日期：2018-05-01 00:00:00

abstract：:A simple test chamber method to quantify adsorption and desorption of organic compounds on material surfaces is described. Important environmental parameters such as temperature, relative humidity and air velocity were varied and controlled independently around typical indoor values. Experiments were performed with al...

journal_title：Indoor air

authors： Jørgensen RB,Bjørseth O,Malvik B

更新日期：1999-03-01 00:00:00

abstract：UNLABELLED:Moisture accumulation in building structures, the microbial ecology of water-damaged sites and human exposure to biological contaminants are complex phenomena and may result in various types of indoor air pollution and adverse health outcomes. Commonly reported are building-related irritation symptoms, respi...

journal_title：Indoor air

authors： Nevalainen A,Seuri M

更新日期：2005-01-01 00:00:00

abstract：:Dispersion characteristics of expiratory aerosols were investigated in an enclosure with two different idealized airflow patterns: the ceiling-return and the unidirectional downward. A multiphase numerical model, which was able to capture the polydispersity and evaporation features of the aerosols, was adopted. Experi...

journal_title：Indoor air

authors： Chao CY,Wan MP

更新日期：2006-08-01 00:00:00

abstract：UNLABELLED:The aim was to investigate the association between building-related symptoms (BRS) in office buildings and the inflammatory potency of dust (PD). Furthermore, the association between dust potency and various building characteristics was investigated. Occupants of 22 office buildings received a retrospective ...

journal_title：Indoor air

authors： Allermann L,Pejtersen J,Gunnarsen L,Poulsen OM

更新日期：2007-12-01 00:00:00

abstract：:While household air pollution from biomass fuel combustion has been linked to cardiovascular disease, the effects on cardiac structure and function have not been well described. We sought to determine the association between biomass fuel smoke exposure and cardiac structure and function by transthoracic echocardiograp...

journal_title：Indoor air

authors： Burroughs Peña MS,Velazquez EJ,Rivera JD,Alenezi F,Wong C,Grigsby M,Davila-Roman VG,Gilman RH,Miranda JJ,Checkley W

更新日期：2017-07-01 00:00:00

abstract：:Our study conducts a series of investigations in five office buildings chosen according to the types of construction, ventilation, and building age. Formaldehyde was measured by continuous photoacoustic Multi-Gas monitor Type 1302 (Brüel & Kjaer). The 8-h average concentrations in working hours were used to estimate t...

journal_title：Indoor air

authors： Wu PC,Li YY,Lee CC,Chiang CM,Su HJ

更新日期：2003-12-01 00:00:00

abstract：:Occupants of aircraft have reported an array of symptoms related to general discomfort and irritation. Volatile organic compounds (VOCs) have been suggested to contribute to the reported symptoms. VOCs are from products used, bioeffluents from people and oxidation reaction products. Thirty-six healthy, young female su...

journal_title：Indoor air

authors： Weisel CP,Fiedler N,Weschler CJ,Ohman-Strickland PA,Mohan KR,McNeil K,Space DR

更新日期：2017-11-01 00:00:00