abstract：UNLABELLED:In Japan, organophosphate and polybrominated flame retardants are used in building materials and electric appliances to protect them from fire hazards. In this study, to identify the emission sources of these flame retardants to indoor air, the migration rates (flux) of organophosphate and polybrominated fla...

journal_title：Indoor air

authors： Saito I,Onuki A,Seto H

更新日期：2007-02-01 00:00:00

abstract：UNLABELLED:When considering how people are infected and what can be done to prevent the infections, answers from many disciplines are sought: microbiology, epidemiology, medicine, engineering, and physics. There are many pathways to infection spread, and among the most significant from the epidemiological point of view...

journal_title：Indoor air

authors： Morawska L

更新日期：2006-10-01 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:A comparison study of novel collection methods for airborne bacteria and endotoxin was performed in an environmentally controlled chamber and in pilot-field studies. Airborne particulate matter was collected in swirling liquid impingers, air-monitoring filter cassettes, and with a micro-orifice uniform depos...

journal_title：Indoor air

authors： Kujundzic E,Hernandez M,Miller SL

更新日期：2006-06-01 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：: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：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：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：UNLABELLED:Numerous techniques have been developed over the years for reducing aerosol exposure in indoor air environments. Among indoor air purifiers of different types, ionic emitters have gained increasing attention and are presently used for removing dust particles, aeroallergens and airborne microorganisms from in...

journal_title：Indoor air

authors： Grinshpun SA,Mainelis G,Trunov M,Adhikari A,Reponen T,Willeke K

更新日期：2005-08-01 00:00:00

abstract：UNLABELLED:A field survey of occupants' response to the indoor environment in 10 office buildings with displacement ventilation was performed. The response of 227 occupants was analyzed. About 24% of the occupants in the survey complained that they were daily bothered by draught, mainly at the lower leg. Vertical air t...

journal_title：Indoor air

authors： Melikov A,Pitchurov G,Naydenov K,Langkilde G

更新日期：2005-06-01 00:00:00

abstract：UNLABELLED:Indoor air quality (IAQ) has been a matter of public concern these days whereas air pollution is normally monitored outdoors as part of obligations under the National air quality strategies. Much little is known about levels of air pollution indoors. Simultaneous measurements of indoor and outdoor carbon mon...

journal_title：Indoor air

authors： Lawrence AJ,Masih A,Taneja A

更新日期：2005-04-01 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：UNLABELLED:In this stratified cross-sectional study in eight 'wet' and seven 'dry' schools, 1024 adolescent school children reported potentially building-related symptoms (BRS) in self-administrated questionnaires. From their classrooms dust samples were collected from floors, ventilation ducts, and air; settled dust w...

journal_title：Indoor air

authors： Meyer HW,Würtz H,Suadicani P,Valbjørn O,Sigsgaard T,Gyntelberg F,Members of a Working Group under the Danish Mold in Buildings program (DAMIB).

更新日期：2005-01-01 00:00:00

abstract：UNLABELLED:The aim of this experiment was to test if healthy persons respond to exposures to normal office dust with objective or subjective effects in a dose-related way. If they did, the importance of their personal characteristics should be investigated. This paper presents the results related to respiratory effects...

journal_title：Indoor air

authors： Mølhave L,Kjaergaard SK,Attermann J

更新日期：2004-12-01 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：UNLABELLED:This paper reports on an investigation of the adequacy of computational fluid dynamics (CFD), using a standard Reynolds Averaged Navier-Stokes (RANS) model, for predicting dispersion of neutrally buoyant gas in a large indoor space. We used CFD to predict pollutant (dye) concentration distribution in a water...

journal_title：Indoor air

authors： Finlayson EU,Gadgil AJ,Thatcher TL,Sextro RG

更新日期：2004-08-01 00:00:00

abstract：UNLABELLED:The present paper outlines a modeling approach, which has been developed to model the internal dynamics of heat and moisture transfer in an imperfectly mixed ventilated airspace. The modeling approach, which combines the classical heat and moisture balance differential equations with the use of experimental ...

journal_title：Indoor air

authors： Janssens K,Van Brecht A,Zerihun Desta T,Boonen C,Berckmans D

更新日期：2004-06-01 00:00:00

abstract：:Variable methods of dust collection may lead to uncertainty in the measurement of biomarkers. The purpose of this study was to examine the effect of two different dust collection devices on dust weight, Der p 1, Fel d 1, and endotoxin levels. We compared: (1) a nylon mesh sock inserted between the furniture attachment...

journal_title：Indoor air

authors： Wickens K,Lane J,Siebers R,Ingham T,Crane J

更新日期：2004-06-01 00:00:00

abstract：:The correspondence between impact factor profiles of self-reported skin sensation and of objectively determined skin symptoms was examined using data from the ProKlimA project (1994-1999). A sub-sample of 925 office workers participated in measurements of skin hydration and sebum content and responded to a questionnai...

journal_title：Indoor air

authors： Brasche S,Bullinger M,Schwab R,Gebhardt H,Herzog V,Bischof W

更新日期：2004-04-01 00:00:00

abstract：:Traditionally, houses in the US have been ventilated by passive infiltration in combination with active window opening. However in recent years, the construction quality of residential building envelopes has been improved to reduce infiltration, and the use of windows for ventilation also may have decreased due to a n...

journal_title：Indoor air

authors： Sherman MH,Hodgson AT

更新日期：2004-02-01 00:00:00

abstract：UNLABELLED:In this paper, a method is developed to assess the performance of adsorptive building materials that are used for reducing indoor pollutant concentrations. Mass transfer has a great influence on the materials' performance. To control the mass transfer rate precisely in the performance test, the authors have ...

journal_title：Indoor air

authors： Ataka Y,Kato S,Murakami S,Zhu Q,Ito K,Yokota T

更新日期：2004-01-01 00:00:00

abstract：UNLABELLED:Air movement--good or bad? The question can only be answered by those who are exposed when they are exposed. Human perception of air movement depends on environmental factors including air velocity, air velocity fluctuations, air temperature, and personal factors such as overall thermal sensation and activit...

journal_title：Indoor air

authors： Toftum J

更新日期：2004-01-01 00:00:00

abstract：UNLABELLED:In studying productivity, effects of environmental factors have focused only on performance. However, previous studies of the impact of the environment upon performance of mental tasks generally conclude that productivity research is somewhat confusing because the results are sometimes conflicting. In experi...

journal_title：Indoor air

authors： Tanabe S,Nishihara N

更新日期：2004-01-01 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：:We describe a framework for developing response recommendations to unexpected toxic pollutant releases in commercial buildings. It may be applied in conditions where limited building- and event-specific information is available. The framework is based on a screening-level methodology to develop insights, or rules-of-t...

journal_title：Indoor air

authors： Sohn MD,Sextro RG,Gadgil AJ,Daisey JM

更新日期：2003-09-01 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：:Endotoxin was measured in air and dust samples collected during four commercial aircraft flights. Samples were analyzed for endotoxin biological activity using the Limulus assay. 3-hydroxy fatty acids (3-OH FA) of carbon chain lengths C10:0-C18:0 were determined in dust by gas chromatography-ion trap tandem mass spect...

journal_title：Indoor air

authors： Hines CJ,Waters MA,Larsson L,Petersen MR,Saraf A,Milton DK

更新日期：2003-06-01 00:00:00

abstract：:The most important indoor air pollutants have already been addressed with individual national guidelines or recommendations. However, an international set of guidelines or recommendations for indoor air quality (IAQ) is needed for these pollutants based on general and uniform rules for setting such standards. A major ...

journal_title：Indoor air

authors： Mølhave L

更新日期：2003-01-01 00:00:00

abstract：:Available studies indicate that indoor air pollution (IAP) from household cooking and space heating apparently causes substantial ill-health in developing countries where the majority of households rely on solid fuels (coal or biomass as wood, crop residues, and dung), but there are many remaining uncertainties. To pi...

journal_title：Indoor air

authors： Smith KR

更新日期：2002-09-01 00:00:00

abstract：:The present paper shows that introducing or removing the same pollution source in an office in two independent investigations, one in Denmark and one in Sweden, using similar experimental methodology, resulted in similar and repeatable effects on subjective assessments of perceived air quality, intensity of sick build...

journal_title：Indoor air

authors： Wargocki P,Lagercrantz L,Witterseh T,Sundell J,Wyon DP,Fanger PO

更新日期：2002-06-01 00:00:00

abstract：:This paper reports the comparison of three measuring methods for quantifying the amount of dust on the inner surface of ventilation ducts: 1) a vacuum test method; 2) a gravimetric tape method; and 3) an optical method. Thirteen recently constructed buildings were selected for the field test in the Helsinki metropolit...

journal_title：Indoor air

authors： Holopainen R,Asikainen V,Pasanen P,Seppänen O

更新日期：2002-03-01 00:00:00

abstract：:This study was carried out using various materials (carpet, gypsum board, upholstery, vinyl and wood flooring, acoustic tiles, and fruit) that were exposed to eight gaseous volatile organic compounds (VOCs) (isopropanol, MTBE, cyclohexane, toluene, ethylbenzene, tetrachloroethene, 1,2-dichlorobenzene, and 1,2,4-trichl...

journal_title：Indoor air

authors： Won D,Corsi RL,Rynes M

更新日期：2001-12-01 00:00:00

abstract：:This article reports the results of an investigation, based on fundamental fluid dynamics and mass transfer theory, carried out to obtain a general understanding of the mechanisms involved in the emissions from building materials in ventilated rooms. In addition, a generally applicable method for the prediction of sur...

journal_title：Indoor air

authors： Topp C,Nielsen PV,Heiselberg P

更新日期：2001-09-01 00:00:00

abstract：:Many ice rink arenas have ice resurfacing equipment that uses fossil fuel as power. The combustion byproducts are a major source of contamination. Ventilation along with other pollution source control measures is the most widely applied strategy to lower the contaminant level below the threshold limit and maintain acc...

journal_title：Indoor air

authors： Yang C,Demokritou P,Chen Q,Spengler J

更新日期：2001-06-01 00:00:00

abstract：:This paper characterizes the relationship between occupant activities and indoor air particulate levels in a non-smoking office building. Occupant activities were recorded on video. Particulate concentrations were monitored by three optical particle counters (OPCs) in five size ranges at three heights. Particulate mas...

journal_title：Indoor air

authors： Luoma M,Batterman SA

更新日期：2001-03-01 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：: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：:We determined the moisture levels, relative humidity (RH) or moisture content (MC) of materials, and concentrations of culturable fungi, actinomycetes and total spores as well as a composition of fungal flora in 122 building material samples collected from 18 moisture problem buildings. The purpose of this work was to...

journal_title：Indoor air

authors： Pasanen AL,Rautiala S,Kasanen JP,Raunio P,Rantamäki J,Kalliokoski P

更新日期：2000-06-01 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：:The formaldehyde emission from wood-based building materials is usually determined in large chambers at a defined temperature, humidity and ventilation rate. In this article, a simpler method, the Field and Laboratory Emission Cell (FLEC), is described for determination of the formaldehyde emission and it is compared ...

journal_title：Indoor air

authors： Risholm-Sundman M

更新日期：1999-12-01 00:00:00