Results 71 to 80 of about 819,094 (305)

Altered deposition of inhaled nanoparticles in subjects with chronic obstructive pulmonary disease

BMC Pulmonary Medicine, 2018
Background Respiratory tract deposition of airborne particles is a key link to understand their health impact. Experimental data are limited for vulnerable groups such as individuals with respiratory diseases.
Jonas K F Jakobsson, H Laura Aaltonen, Hanna Nicklasson, Anders Gudmundsson, Jenny Rissler, Per Wollmer, Jakob Löndahl   +6 more
doaj   +1 more source

VaPOrS v1.0.1: an automated model for functional group detection and property prediction of organic compounds via SMILES notation [PDF]

Geoscientific Model Development
Volatile organic compounds play a significant role in atmospheric chemistry, influencing air quality and climate change. Accurate prediction of their physical properties is essential for understanding their behavior.
M. Bezaatpour, M. Dal Maso, M. Rissanen, M. Rissanen   +3 more
doaj   +1 more source

Estimating errors in vehicle secondary aerosol production factors due to oxidation flow reactor response time [PDF]

Atmospheric Measurement Techniques
Oxidation flow reactors used in secondary aerosol research do not immediately respond to changes in the inlet concentration of precursor gases because of their broad transfer functions.
P. Simonen, M. Dal Maso, P. Prauda, A. Hoilijoki, A. Karppinen, P. Matilainen, P. Karjalainen, J. Keskinen   +7 more
doaj   +1 more source

Analysis of meteorology-chemistry interactions during air pollution episodes using online coupled models within AQMEII Phase-2 [PDF]

, 2014
This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/3.0/).This study reviews the top ranked meteorology and chemistry interactions in online coupled models recommended by an experts’ survey conducted
Ackermann, Ahmadov, Alessandra Balzarini, Alexander Baklanov, Baklanov, Baklanov, Bangert, Bianconi, Byun, Carlton, Charles Chemel, Chen, Chen, Chenevez, Chubarova, Dominik Brunner, Fahey, Fast, Forkel, Forkel, Gabriele Curci, Galmarini, Galmarini, George Tsegas, Giordano, Grell, Grell, Grell, Grell, Guido Pirovano, Gustafson, Hong, Iacono, Im, Im, Inness, IPCC, Jacobson, Jacobson, Jacobson, Johannes Werhahn, Juan L. Pérez, K. Heinke Schlünzen, Kaminski, Konovalov, Korsholm, Kuenen, Lin, Luka Honzak, Makar, Makar, Marcus Hirtl, Mathur, Mathur, Michael Gauss, Moran, Morrison, Paolo Tuccella, Pedro Jiménez-Guerrero, Peter Suppan, Pleim, Pérez, Rahela Žabkar, Ranjeet S. Sokhi, Renate Forkel, Roberto San Jose, Rocìo Barò, San José, Schaap, Schell, Shao, Simpson, Skamarock, Stefano Galmarini, Stern, Stockwell, Stockwell, Ulas Im, Vogel, Walcek, Whitten, Wong, Xin Kong, Zaveri, Zaveri, Zhang, Zhang   +86 more
core   +1 more source

Nicotine Microaerosol Inhaler

Canadian Respiratory Journal, 1999
OBJECTIVE: To measure the droplet size distribution of a nicotine pressurized metered-dose inhaler using a nicotine in ethanol solution formulation with hydrofluoroalkane as propellant.
Paul G Andrus, Rod Rhem, Jack Rosenfeld, Myrna B Dolovich   +3 more
doaj   +1 more source

Near-Field Single-Scattering Calculations of Aerosols: Sensitivity Studies

Optics, 2023
We model the effects of the photosensitive parameters of aerosols on their optical properties to provide a solid framework for further experimental and theoretical studies.
Nkongho Ayuketang Arreyndip, Konrad Kandler, Aryasree Sudharaj   +2 more
doaj   +1 more source

Organosulfate Formation in Biogenic Secondary Organic Aerosol [PDF]

, 2008
Organosulfates of isoprene, α-pinene, and β-pinene have recently been identified in both laboratory-generated and ambient secondary organic aerosol (SOA).
Chan, Arthur W. H., Claeys, Magda, Edney, Edward O., Flagan, Richard C., Gómez-González, Yadlan, Jaoui, Mohammed, Kleindienst, Tadeusz E., Lewandowski, Michael, Maenhaut, Willy, Offenberg, John H., Seinfeld, John H., Shahgholi, Mona, Surratt, Jason D., Vermeylen, Reinhilde   +13 more
core   +1 more source

Characteristics of Black Carbon Aerosol during the Chinese Lunar Year and Weekdays in Xi’an, China

Atmosphere, 2015
Black carbon (BC) aerosol plays an important role in climate forcing. The net radiative effect is strongly dependent on the physical properties of BC particles.
Qiyuan Wang, Suixin Liu, Yaqing Zhou, Junji Cao, Yongming Han, Haiyan Ni, Ningning Zhang, Rujin Huang   +7 more
doaj   +1 more source

Plasmonic aerosols

Physical Review B, 2019
Plasmonic nanoparticles resonantly couple to and confine light below the diffraction limit. This mechanism has enabled a modern renaissance in optical materials, with potential applications ranging from sensing and circuitry to renewable energies and medicines.
Geldmeier, Jeffrey, Johns, Paul, Greybush, Nicholas J., Naciri, Jawad, Fontana, Jake   +4 more
openaire   +3 more sources

Observations of heterogeneous reactions between Asian pollution and mineral dust over the Eastern North Pacific during INTEX-B [PDF]

, 2009
In-situ airborne measurements of trace gases, aerosol size distributions, chemistry and optical properties were conducted over Mexico and the Eastern North Pacific during MILAGRO and INTEX-B.
Anderson, B. E., Clarke, A. D., Cohen, R. C., Crounse, J. D., DeCarlo, P. F., Dibb, J., Dunlea, E. J., Flocke, F., Howell, S. G., Huey, L G., Jimenez, J. L., Kapustin, V., Kim, S., McNaughton, C. S., Perring, A., Scheuer, E., Shinozuka, Y., Weinheimer, A. J., Wennberg, P. O., Winstead, E., Wooldridge, P.   +20 more
core   +3 more sources