Method for measuring the ratio of in-vehicle to near-vehicle exposure concentrations of airborne fine particles

W Jiao, HC Frey - Transportation research record, 2013 - journals.sagepub.com
Human exposure to fine particulate matter of less than 2.5 microns in aerodynamic diameter
is causally linked to cardiovascular and pulmonary diseases. In-vehicle exposure may …

In-vehicle air pollution exposure measurement and modeling

RJ Delfino, J Wu - 2012 - trid.trb.org
On-road concentrations of traffic-related pollutants are typically much higher than
concentrations measured at ambient monitoring stations. This results in in-vehicle …

Roadside particle number distributions and relationships between number concentrations, meteorology, and traffic along a northern California freeway

MK Nanzetta, BA Holmén - Journal of the air & waste management …, 2004 - Taylor & Francis
Particle number distributions were bimodal, with a primary within 10 m of the traveled lanes.
mode at∼ 10–25 nm, indicating that newly formed particles were sampled. Total downwind …

Variability of personal exposure to fine particulates for urban commuters inside automobiles

SP Greaves - Transportation research record, 2006 - journals.sagepub.com
Over the past decade, a growing body of evidence has emerged to suggest a causal link
between short-duration exposure to elevated levels of fine airborne particulate matter and …

Models for predicting the ratio of particulate pollutant concentrations inside vehicles to roadways

N Hudda, SA Fruin - Environmental science & technology, 2013 - ACS Publications
Under closed-window driving conditions, the in-vehicle-to-outside (I/O) concentration ratio
for traffic-related particulate pollutants ranges from nearly 0 to 1 and varies up to 5-fold …

Outdoor fine and ultrafine particle measurements at six bus stops with smoking on two California arterial highways—Results of a pilot study

WR Ott, V Acevedo-Bolton, KC Cheng… - Journal of the Air & …, 2014 - Taylor & Francis
As indoor smoking bans have become widely adopted, some US communities are
considering restricting smoking outdoors, creating a need for measurements of air pollution …

Exposure to fine particle mass and number concentrations in urban transportation environments of New York City

XR Wang, HO Gao - Transportation Research Part D: Transport and …, 2011 - Elsevier
Travelers' real-time exposure to fine particles is assessed in terms of particle mass and
number concentrations across various transportation-related micro-environments in New …

Near-roadway monitoring of vehicle emissions as a function of mode of operation for light-duty vehicles

D Wen, W Zhai, S Xiang, Z Hu, T Wei… - Journal of the air & …, 2017 - Taylor & Francis
Determination of the effect of vehicle emissions on air quality near roadways is important
because vehicles are a major source of air pollution. A near-roadway monitoring program …

Measurements of ultrafine particles and other vehicular pollutants inside a mobile exposure system on Los Angeles freeways

Y Zhu, DC Fung, N Kennedy, WC Hinds… - Journal of the Air & …, 2008 - Taylor & Francis
A mobile exposure and air pollution measurement system was developed and used for on-
freeway ultrafine particle health effects studies. A nine-passenger van was modified with a …

Variations in exposure to in-vehicle particle mass and number concentrations in different road environments

Z Qiu, W Liu, HO Gao, J Li - Journal of the Air & Waste Management …, 2019 - Taylor & Francis
Road environments significantly affect in cabin concentration of particulate matter (PM). This
study conducted measurements of in-vehicle and on-road concentrations of PM10, PM2. 5 …