R. Sahai
R. Sahai
Principal Research Scientist
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TítuloCitado porAño
Multipolar bubbles and jets in low-excitation planetary nebulae: toward a new understanding of the formation and shaping of planetary nebulae
R Sahai, JT Trauger
The Astronomical Journal 116 (3), 1357, 1998
Imaging of the Egg Nebula (CRL 2688) with WFPC2/HST: A History of AGB/Post-AGB Giant Branch Mass Loss
R Sahai, JT Trauger, AM Watson, KR Stapelfeldt, JJ Hester, CJ Burrows, ...
The Astrophysical Journal 493 (1), 301, 1998
Hubble Space Telescope observations of the SN 1987A triple ring nebula
CJ Burrows, J Krist, JJ Hester, R Sahai, JT Trauger, KR Stapelfeldt, ...
Astrophysical Journal 452 (2), 680-684, 1995
Preplanetary Nebulae: a hubble space telescope imaging survey and a new morphological classification system
R Sahai, M Morris, CS Contreras, M Claussen
The Astronomical Journal 134 (6), 2200, 2007
The structure of the prototype bipolar protoplanetary nebula CRL 2688 (Egg Nebula): broadband, polarimetric, and H2 line imaging with NICMOS on the Hubble Space Telescope
R Sahai, DC Hines, JH Kastner, DA Weintraub, JT Trauger, MJ Rieke, ...
The Astrophysical Journal Letters 492 (2), L163, 1997
Method for casting composite ingot
MD Anderson, KT Kubo, TF Bischoff, WJ Fenton, EW Reeves, ...
US Patent 7,472,740, 2009
Young planetary nebulae: hubble space telescope imaging and a new morphological classification system
R Sahai, MR Morris, GG Villar
The Astronomical Journal 141 (4), 134, 2011
A survey of circumstellar CO emission from a sample of IRAS point sources
LÅ Nyman, RS Booth, U Carlstrom, HJ Habing, A Heske, R Sahai, R Stark, ...
Astronomy and Astrophysics Supplement Series 93, 121, 1992
The “Water-Fountain Nebula” IRAS 16342–3814: Hubble Space Telescope/Very Large Array Study of a Bipolar Protoplanetary Nebula
R Sahai, P te Lintel Hekkert, M Morris, A Zijlstra, L Likkel
The Astrophysical Journal Letters 514 (2), L115, 1999
Shaping proto-planetary and young planetary nebulae with collimated fast winds
CF Lee, R Sahai
The Astrophysical Journal 586 (1), 319, 2003
The CHANDRA X-ray survey of planetary nebulae (ChanPlaNS): probing binarity, magnetic fields, and wind collisions
JH Kastner, R Montez Jr, B Balick, DJ Frew, B Miszalski, R Sahai, ...
The Astronomical Journal 144 (2), 58, 2012
The Etched Hourglass Nebula MyCn 18. I. HUBBLE SPACE TELESCOPE Observations
R Sahai, A Dayal, AM Watson, JT Trauger, KR Stapelfeldt, CJ Burrows, ...
The Astronomical Journal 118 (1), 468, 1999
Saturn's hydrogen aurora: Wide field and planetary camera 2 imaging from the Hubble Space Telescope
JT Trauger, JT Clarke, GE Ballester, RW Evans, CJ Burrows, D Crisp, ...
Journal of Geophysical Research: Planets 103 (E9), 20237-20244, 1998
The starfish twins: two young planetary nebulae with extreme multipolar morphology
R Sahai
The Astrophysical Journal Letters 537 (1), L43, 2000
Jet-induced star formation in Centaurus A
JR Mould, A Ridgewell, JS Gallagher III, MS Bessell, S Keller, D Calzetti, ...
The Astrophysical Journal 536 (1), 266, 2000
A Spitzer Space Telescope Infrared Spectrograph Spectral Atlas of Luminous 8 μm Sources in the Large Magellanic Cloud
CL Buchanan, JH Kastner, WJ Forrest, BJ Hrivnak, R Sahai, M Egan, ...
The Astronomical Journal 132 (5), 1890, 2006
Unraveling the Structure of Aspherical Proto-Planetary Nebulae. I. Hubble Space Telescope Imaging and Hydroxyl Maser Line Observations of Roberts 22
R Sahai, A Zijlstra, V Bujarrabal, P te Lintel Hekkert
The Astronomical Journal 117 (3), 1408, 1999
Time-resolved observations of Jupiter's far-ultraviolet aurora
GE Ballester, JT Clarke, JT Trauger, WM Harris, KR Stapelfeldt, D Crisp, ...
Science 274 (5286), 409-413, 1996
The age of the sculptor dwarf spheroidal galaxy from imaging with WFPC2
J Monkiewicz, JR Mould, JS Gallagher III, JT Clarke, JT Trauger, ...
Publications of the Astronomical Society of the Pacific 111 (765), 1392, 1999
Mass loss from giant and supergiant stars
PG Wannier, R Sahai
The Astrophysical Journal 311, 335-344, 1986
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Artículos 1–20