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Christophe Pietras
Researcher at École Polytechnique
Publications - 41
Citations - 4932
Christophe Pietras is an academic researcher from École Polytechnique. The author has contributed to research in topics: Aerosol & AERONET. The author has an hindex of 21, co-authored 41 publications receiving 4524 citations. Previous affiliations of Christophe Pietras include Science Applications International Corporation & Université Paris-Saclay.
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Journal ArticleDOI
An emerging ground-based aerosol climatology: Aerosol optical depth from AERONET
Brent N. Holben,Didier Tanré,Alexander Smirnov,Thomas F. Eck,Thomas F. Eck,Thomas F. Eck,Ilya Slutsker,Nader Abuhassan,W. W. Newcomb,Joel Schafer,Joel Schafer,Bernadette Chatenet,F. Lavenu,Yoram J. Kaufman,J. R. Vande Castle,Alberto Setzer,Brian L. Markham,Dennis K. Clark,Robert Frouin,Rangasayi N. Halthore,Rangasayi N. Halthore,A. Karneli,N. T. O'Neill,Christophe Pietras,Christophe Pietras,Rachel T. Pinker,Kenneth J. Voss,Giuseppe Zibordi +27 more
TL;DR: In this paper, the AERONET program of spectral aerosol optical depth, precipitable water, and derived Angstrom exponent were analyzed and compiled into a spectral optical properties climatology.
Ocean Optics Protocols for Satellite Ocean Color Sensor Validation
James L. Mueller,Giulietta S. Fargion,J. L. Mueller,C. Trees,Roswell W. Austin,Christophe Pietras,Stanford B. Hooker,Brent N. Holben,Charles R. McClain,Dennis K. Clark,M. Yuen +10 more
TL;DR: In this paper, the authors present protocols for measuring bio-optical and radiometric data for the SIMBIOS Project, which is organized into four parts: Introductory Background, Instrument Characteristics, Field Measurements and Data Analysis, Data Reporting and Archival.
Journal ArticleDOI
Optical Properties of Atmospheric Aerosol in Maritime Environments
Alexander Smirnov,Brent N. Holben,Yoram J. Kaufman,Oleg Dubovik,Thomas F. Eck,Ilya Slutsker,Christophe Pietras,Rangasayi N. Halthore +7 more
TL;DR: In this paper, the results of a comprehensive optical and physical characterization of ambient aerosol in five key island locations of the Aerosol Robotic Network (AERONET) of sun and sky radiometers, spanning over 2.5 yr.
Journal ArticleDOI
SIRTA, a ground-based atmospheric observatory for cloud and aerosol research
Martial Haeffelin,Laurent Barthès,Olivier Bock,Christophe Boitel,Sandrine Bony,Dominique Bouniol,H. Chepfer,Marjolaine Chiriaco,Juan Cuesta,Julien Delanoë,Philippe Drobinski,Jean-Louis Dufresne,Cyrille Flamant,M. Grall,Alma Hodzic,Frédéric Hourdin,Florian Lapouge,Yvon Lemaître,A. Mathieu,Yohann Morille,Catherine M. Naud,Vincent Noel,W. O'Hirok,Jacques Pelon,Christophe Pietras,Alain Protat,B. Romand,Georges Scialom,Robert Vautard +28 more
TL;DR: The Site Instrumental de Recherche par Teledetection Atmospherique (SIRTA) as discussed by the authors is an atmospheric observatory with a suite of active and passive sensors dedicated to routine monitoring of cloud and aerosol properties, and key atmospheric parameters.
Journal ArticleDOI
Analysis of the performance characteristics of the five-channel Microtops II Sun photometer for measuring aerosol optical thickness and precipitable water vapor
Charles Ichoku,Robert C. Levy,Yoram J. Kaufman,Lorraine A. Remer,Rong-Rong Li,Vanderlei Martins,Vanderlei Martins,Brent N. Holben,Nader Abuhassan,Ilya Slutsker,Thomas F. Eck,Thomas F. Eck,Christophe Pietras +12 more
TL;DR: In this article, five Microtops II sun photometers were studied in detail at the NASA Goddard Space Flight Center (GSFC) to determine their performance in measuring aerosol optical thickness (AOT or Tau(sub alphalambda) and precipitable column water vapor (W).