Výsledky vyhledávání - "Hacene Boudries"

Wireless sensors and sensor networks for homeland security applications

Autor: Cheryl Margaret Surman, Rajesh R. Naik, Radislav A. Potyrailo, Hanh Lai, Nancy Kelley-Loughnane, Joseph M. Slocik, Hacene Boudries, Nandini Nagraj

Publikováno v: TrAC Trends in Analytical Chemistry. 40:133-145

New sensor technologies for homeland security applications must meet the key requirements of sensitivity to detect agents below risk levels, selectivity to provide minimal false-alarm rates, and response speed to operate in high throughput environmen

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e9bc1973d577f66df3a0a533c2be8987
https://doi.org/10.1016/j.trac.2012.07.013

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Estimating Probabilistic Confidence for Mixture Components Identified Using a Spectral Search Algorithm

Autor: Edita Botonjic-Sehic, Sridhar Dasaratha, Thirukazhukundram Subrahmaniam Vignesh, Hacene Boudries, James H. Grassi, Malathi Yarra, Sarat Shanmukh

Publikováno v: Applied Spectroscopy. 66:334-340

Providing a confidence measure associated with the substance(s) identified in an unknown mixture by a spectral search technique is critical for non-expert users of devices and techniques based on spectroscopy. In this work, a technique for estimating

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6f83b63b9eabfb755781addb092d3951
https://doi.org/10.1366/11-06300

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Characterization of the aerosol over the sub-arctic north east Pacific Ocean

Autor: Moire A. Wadleigh, Lisa Phinney, W. Richard Leaitch, Ulrike Lohmann, John T. Jayne, Nicole Shantz, Douglas R. Worsnop, Sangeeta Sharma, Hacene Boudries, D. Toom-Sauntry

Publikováno v: Deep Sea Research Part II: Topical Studies in Oceanography. 53:2410-2433

Time series measurements of the size and composition of aerosol particles made near Ocean Station Papa during the Canadian SOLAS SERIES experiment in July 2002 indicate major contributions to the aerosol mass from the oxidation of dimethyl sulphide,

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2089f5b6b82538efd5e51091683283ba
https://doi.org/10.1016/j.dsr2.2006.05.044

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Hygroscopicity of particles at two rural, urban influenced sites during Pacific 2001: Comparison with estimates of water uptake from particle composition

Autor: D. R. Worsnop, Michael Mozurkewich, Sangeeta Sharma, Kurt G. Anlauf, Jeffrey R. Brook, W.R. Leaitch, Hacene Boudries, James Allan, Y. Aklilu, Anthony J. Prenni, M. R. Alfarra, Sonia M. Kreidenweis

Publikováno v: Atmospheric Environment. 40:2650-2661

Hygroscopicity of particles was measured at Langley (rural) and Eagle Ridge (semi-rural) as part of the Pacific 2001 field campaign. The measured growth factors at the two sites were comparable. However, differences in particle composition as measure

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d582399c7d508e3fead8b63caac05992
https://doi.org/10.1016/j.atmosenv.2005.11.063

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Chemical and physical processes controlling the distribution of aerosols in the Lower Fraser Valley, Canada, during the Pacific 2001 field campaign

Autor: Keith Bower, Sara C. Pryor, James Allan, D. R. Worsnop, J. T. Jayne, M. R. Alfarra, Shao-Meng Li, Manjula R. Canagaratna, Jose L. Jimenez, Hacene Boudries, Hugh Coe, Jeffrey R. Brook

Publikováno v: Atmospheric Environment. 38:5759-5774

High-resolution size-resolved mass concentration of organic and inorganic species present in/on sub-micron particles measured during the PACIFIC 2001 field study in the Lower Fraser Valley (LFV) are presented. The measurements of major particulate sp

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::168a88c544ee3b9a555ef8213856eee5
https://doi.org/10.1016/j.atmosenv.2004.01.057

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Characterization of urban and rural organic particulate in the Lower Fraser Valley using two Aerodyne Aerosol Mass Spectrometers

Autor: Hacene Boudries, Keith Bower, James Allan, Arthur Garforth, Jose L. Jimenez, Hugh Coe, Shao-Meng Li, John T. Jayne, M. Rami Alfarra, Manjula R. Canagaratna, Douglas R. Worsnop

Publikováno v: Atmospheric Environment. 38:5745-5758

Two Aerodyne AerosolMass Spectrometers (AMS) were depl oyed at three sites representing urban, semi-ruraland rural areas during the Pacific 2001 experiment in the Lower Fraser Valley (LFV), British Columbia, Canada in August 2001. The AMS provides on

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6d070e5b21cf53243663c26febfcb1bf
https://doi.org/10.1016/j.atmosenv.2004.01.054

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Towards an understanding of the fine particle variations in the LFV: integration of chemical, physical and meteorological observations

Autor: B.J. Snyder, K.B. Strawbridge, Katherine Hayden, Sangeeta Sharma, Hacene Boudries, Kurt G. Anlauf, Jeffrey R. Brook, D. R. Worsnop, G. Lu

Publikováno v: Atmospheric Environment. 38:5775-5788

Detailed analysis of particle measurements in the Lower Fraser Valley of British Columbia has provided process-related explanations for the elevated PM 2.5 observations. The meteorological conditions from 24–30 August contributed to the build-up of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::788fd342dfa37ce3cbd592ac3e2c6def
https://doi.org/10.1016/j.atmosenv.2004.01.056

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Distribution and trends of oxygenated hydrocarbons in the high Arctic derived from measurements in the atmospheric boundary layer and interstitial snow air during the ALERT2000 field campaign

Autor: Paul B. Shepson, Florent Domine, Stéphan Houdier, Jan W. Bottenheim, Amanda M. Grannas, Sébastien Perrier, Christophe Guimbaud, Hacene Boudries

Publikováno v: Atmospheric Environment. 36:2573-2583

Oxygenated hydrocarbons, including for the first time alcohols, in the atmosphere and snow-pack interstitial air were measured at Alert, Nunavut, Canada from 15 February to 5 May 2000. Unexpectedly high concentrations of oxygenated hydrocarbons were

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::02d9201adc9ec56af8e04ccce612f1e2
https://doi.org/10.1016/s1352-2310(02)00122-x

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A study of photochemical and physical processes affecting carbonyl compounds in the Arctic atmospheric boundary layer

Autor: Florent Domine, Ann Louise Sumner, Paul B. Shepson, Mary R. Albert, Xianliang Zhou, Jan W. Bottenheim, Christophe Guimbaud, Amanda M. Grannas, Hacene Boudries, Richard E. Honrath, William R. Simpson, Harald J. Beine

Publikováno v: Atmospheric Environment. 36:2733-2742

Experiments were conducted during the ALERT 2000 field campaign aimed at understanding the role of air–snow interactions in carbonyl compound chemistry and the associated ozone depletion in the atmospheric boundary layer. Under sunlit conditions, w

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::86d88e6ba244a38892ead0743386d866
https://doi.org/10.1016/s1352-2310(02)00134-6

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Snowpack processing of acetaldehyde and acetone in the Arctic atmospheric boundary layer

Autor: Jan W. Bottenheim, Amanda M. Grannas, Florent Domine, T. Biesenthal, Stéphan Houdier, Jose D. Fuentes, Hacene Boudries, Christophe Guimbaud, Paul B. Shepson, Bryan G. Splawn, Sébastien Perrier

Publikováno v: Atmospheric Environment. 36:2743-2752

Acetaldehyde (CH3CHO) and acetone (CH3C(O)CH3) concentrations in ambient air, in snowpack air, and bulk snow were determined at Alert, Nunavut, Canada, as a part of the Polar Sunrise Experiment (PSE): ALERT 2000. During the period of continuous sunli

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::80ed21f0992766d8607ba6ec74fbc915
https://doi.org/10.1016/s1352-2310(02)00107-3

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