Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Hacene Boudries"'
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
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
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,
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
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
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
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
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
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
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