Z
Zhaoyan Liu
Researcher at Langley Research Center
Publications - 172
Citations - 11473
Zhaoyan Liu is an academic researcher from Langley Research Center. The author has contributed to research in topics: Lidar & Medicine. The author has an hindex of 47, co-authored 124 publications receiving 9764 citations. Previous affiliations of Zhaoyan Liu include National Institute of Aerospace & Hampton University.
Papers
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Journal ArticleDOI
Overview of the CALIPSO Mission and CALIOP Data Processing Algorithms
David M. Winker,Mark A. Vaughan,Ali Omar,Yongxiang Hu,Kathleen A. Powell,Zhaoyan Liu,William H. Hunt,Stuart A. Young +7 more
TL;DR: Cloud-Aerosol Lidar with Orthogonal Polarization (CALIOP) is a two-wavelength polarization lidar that performs global profiling of aerosols and clouds in the troposphere and lower stratosphere as discussed by the authors.
Journal ArticleDOI
The CALIPSO Automated Aerosol Classification and Lidar Ratio Selection Algorithm
Ali Omar,David M. Winker,Mark A. Vaughan,Yongxiang Hu,Charles R. Trepte,Richard Ferrare,Kam-Pui Lee,Chris A. Hostetler,Chieko Kittaka,Raymond R. Rogers,Ralph Kuehn,Zhaoyan Liu +11 more
TL;DR: In this paper, the extinction-to-backscatter ratio (lidar ratio) selection scheme for the Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observations (CALIPSO) aerosol products is described.
Journal ArticleDOI
Asian dust transported one full circuit around the globe
Itsushi Uno,K. Eguchi,Keiya Yumimoto,Toshihiko Takemura,Atsushi Shimizu,Mitsuo Uematsu,Zhaoyan Liu,Zifa Wang,Yukari Hara,Nobuo Sugimoto +9 more
TL;DR: In this article, the authors use measurements from the Cloud-Aerosol Lidar with Orthogonal Polarization (Mie-Lidar) to map the transport of dust clouds generated during a storm in China's Taklimakan Desert during May 2007, and show that the dust-veiled clouds were lofted to the upper troposphere around 8-10 km above the Earth's surface and transported more than one full circuit around the globe in about 13 days.
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Fully Automated Detection of Cloud and Aerosol Layers in the CALIPSO Lidar Measurements
Mark A. Vaughan,Kathleen A. Powell,Ralph Kuehn,Stuart A. Young,David M. Winker,Chris A. Hostetler,William H. Hunt,Zhaoyan Liu,Matthew J. McGill,Brian Getzewich +9 more
TL;DR: An in-depth overview of the architecture and performance of the SIBYL algorithm is provided, which accomplishes its goals by integrating an adaptive context-sensitive profile scanner into an iterated multiresolution spatial averaging scheme.
Journal ArticleDOI
The CALIPSO Lidar Cloud and Aerosol Discrimination: Version 2 Algorithm and Initial Assessment of Performance
Zhaoyan Liu,Mark A. Vaughan,David M. Winker,Chieko Kittaka,Brian Getzewich,Ralph Kuehn,Ali Omar,Kathleen A. Powell,Charles R. Trepte,Chris A. Hostetler +9 more
TL;DR: In this paper, the theoretical basis of the CALIPSO lidar cloud and aerosol discrimination (CAD) algorithm is reviewed and enhancements made to the version 2 algorithm that is used in the current data release (release 2).