L
Leonard Strachan
Researcher at United States Naval Research Laboratory
Publications - 62
Citations - 3465
Leonard Strachan is an academic researcher from United States Naval Research Laboratory. The author has contributed to research in topics: Corona & Solar wind. The author has an hindex of 28, co-authored 62 publications receiving 3232 citations. Previous affiliations of Leonard Strachan include Smithsonian Institution & Harvard University.
Papers
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Journal ArticleDOI
UVCS/SOHO Empirical Determinations of Anisotropic Velocity Distributions in the Solar Corona
J. L. Kohl,Giancarlo Noci,Ester Antonucci,Giuseppe Tondello,M. C. E. Huber,Steven R. Cranmer,Leonard Strachan,Alexander Panasyuk,L. D. Gardner,Marco Romoli,Silvano Fineschi,D. Dobrzycka,John C. Raymond,Piergiorgio Nicolosi,O. H. W. Siegmund,Daniele Spadaro,Carlo Benna,Angela Ciaravella,Angela Ciaravella,S. Giordano,Shadia Rifai Habbal,Margarita Karovska,Xing Li,R. Martin,J. Michels,A. Modigliani,Giampiero Naletto,R. O'Neal,Claudio Pernechele,Giannina Poletto,P. L. Smith,Raid Suleiman +31 more
TL;DR: In this paper, a self-consistent empirical model for several plasma parameters of a polar coronal hole near solar minimum, derived from observations with the Solar and Heliospheric Observatory Ultraviolet Coronagraph Spectrometer, is presented.
Journal ArticleDOI
An Empirical Model of a Polar Coronal Hole at Solar Minimum
Steven R. Cranmer,J. L. Kohl,Giancarlo Noci,Ester Antonucci,Giuseppe Tondello,M. C. E. Huber,Leonard Strachan,Alexander Panasyuk,L. D. Gardner,Marco Romoli,Silvano Fineschi,D. Dobrzycka,John C. Raymond,Piergiorgio Nicolosi,O. H. W. Siegmund,Daniele Spadaro,Carlo Benna,Angela Ciaravella,S. Giordano,Shadia Rifai Habbal,Margarita Karovska,Xing Li,Randall V. Martin,J. Michels,A. Modigliani,Giampiero Naletto,R. O'Neal,Claudio Pernechele,Giannina Poletto,P. L. Smith,Raid Suleiman +30 more
TL;DR: In this article, the authors present a self-consistent empirical model for several plasma parameters in the extended solar corona above a polar coronal hole, derived from observations with the SOHO Ultraviolet Coronagraph Spectrometer (UVCS/SOHO) during the period between 1996 November and 1997 April.
Book ChapterDOI
First Results from the SOHO Ultraviolet Coronagraph Spectrometer
J. L. Kohl,Giancarlo Noci,Ester Antonucci,Giuseppe Tondello,M. C. E. Huber,L. D. Gardner,Piergiorgio Nicolosi,Leonard Strachan,Silvano Fineschi,John C. Raymond,Marco Romoli,Daniele Spadaro,Alexander Panasyuk,O. H. W. Siegmund,Carlo Benna,Angela Ciaravella,Steven R. Cranmer,S. Giordano,Margarita Karovska,Randall V. Martin,J. Michels,A. Modigliani,Giampiero Naletto,Claudio Pernechele,Giannina Poletto,P. L. Smith +25 more
TL;DR: The SOHO Ultraviolet Coronagraph Spectrometer (UYCS/SOHO) is being used to observe the extended solar corona from 1.25 to 10 R from Sun center as mentioned in this paper.
Book ChapterDOI
The Ultraviolet Coronagraph Spectrometer for the Solar and Heliospheric Observatory
J. L. Kohl,Ruth Esser,L. D. Gardner,Shadia Rifai Habbal,Peter Daigneau,E. F. Dennis,George U. Nystrom,Alexander Panasyuk,John C. Raymond,P. L. Smith,Leonard Strachan,A. A. van Ballegooijen,Giancarlo Noci,Silvano Fineschi,Marco Romoli,Angela Ciaravella,A. Modigliani,M. C. E. Huber,Ester Antonucci,Carlo Benna,S. Giordano,Giuseppe Tondello,Piergiorgio Nicolosi,Giampiero Naletto,Claudio Pernechele,Daniele Spadaro,Giannina Poletto,Stefano Livi,O. von der Lühe,Johannes Geiss,J. G. Timothy,George Gloeckler,A. Allegra,G. Basile,R. Brusa,Brian E. Wood,O. H. W. Siegmund,W. Fowler,Richard R. Fisher,Murzy D. Jhabvala +39 more
TL;DR: The SOHO Ultraviolet Coronagraph Spectrometer (UVCS/SOHO) as mentioned in this paper is composed of three reflecting telescopes with external and internal occultation and a spectrometer assembly consisting of two toric grating spectrometers and a visible light polarimeter.
Book ChapterDOI
Composition of Coronal Streamers from the SOHO Ultraviolet Coronagraph Spectrometer
Jc Raymond,J. L. Kohl,Giancarlo Noci,Ester Antonucci,Giuseppe Tondello,M. C. E. Huber,L. D. Gardner,Piergiorgio Nicolosi,Silvano Fineschi,Marco Romoli,Daniele Spadaro,O. H. W. Siegmund,Carlo Benna,Angela Ciaravella,Steven R. Cranmer,S. Giordano,Margarita Karovska,Randall V. Martin,J. Michels,A. Modigliani,Giampiero Naletto,Alexander Panasyuk,Claudio Pernechele,Giannina Poletto,P. L. Smith,Rm Suleiman,Leonard Strachan +26 more
TL;DR: The SOHO satellite has been used to detect coronal emission lines of H, N, O, Mg, Al, Si, S, Ar, Ca, Fe, and Ni.