R. Sahai
R. Sahai
Principal Research Scientist
Dirección de correo verificada de jpl.nasa.gov - Página principal
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
4671998
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
2331998
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
2271995
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
1562007
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
1551997
Method for casting composite ingot
MD Anderson, KT Kubo, TF Bischoff, WJ Fenton, EW Reeves, ...
US Patent 7,472,740, 2009
148*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
1402011
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
1231992
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
931999
Shaping proto-planetary and young planetary nebulae with collimated fast winds
CF Lee, R Sahai
The Astrophysical Journal 586 (1), 319, 2003
892003
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
832012
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
831999
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
731998
The starfish twins: two young planetary nebulae with extreme multipolar morphology
R Sahai
The Astrophysical Journal Letters 537 (1), L43, 2000
712000
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
712000
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
692006
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
681999
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
661996
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
641999
Mass loss from giant and supergiant stars
PG Wannier, R Sahai
The Astrophysical Journal 311, 335-344, 1986
641986
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Artículos 1–20