Interstellar Group : HII Regions & Planetary Nebulae
Harriet Dinerstein, Daniel Jaffe, John Lacy
Planetary nebulae; abundances in gaseous nebulae; infrared, optical, and ultraviolet spectroscopy of emission lines; extragalactic H II regions and star formation in disk galaxies; classical novae.
Stars, Chemical Abundances, Interstellar, HII Regions & Planetary Nebulae
Infrared spectroscopy of young stars, protostars, young planetary systems, and star forming clouds; physics of the dense interstellar medium; observations of young brown dwarfs. Instrumentation for infrared spectroscopy. Fabrication of diffractive devices for ground and space based spectroscopy of astronomical objects and greenhouse gases in the Earth's atmosphere.
Interstellar, HII Regions & Planetary Nebulae, Star Formation & Protoplanetary Disks, Spitzer Legacy Project: c2d, Instrumentation & Device Development, EXES: mid-IR spectrograph, GMTNIRS, IGRINS, Micromachined Silicon Diffractive Optics
Infrared astronomical spectroscopy; infrared studies of interstellar molecules; studies of ionized gas in the Galactic Center; development of high-resolution infrared spectrographs.
Interstellar, HII Regions & Planetary Nebulae, Star Formation & Protoplanetary Disks, Spitzer Legacy Project: Gould's Belt, Instrumentation & Device Development, EXES: mid-IR spectrograph
K band spectrum of the PN Hen 2-436 in
the Sagittarius dwarf spheroidal galaxy, measured
with the GNIRS spectrograph on Gemini South
(from Dinerstein et al. 2009). Both [Kr III] 2.199
and [Se IV] 2.287 µm were detected, and are identified
in the figure.
Improved Neutron-Capture Element Abundances in Planetary Nebulae