Research

Interstellar Group

HII Regions & Planetary Nebulae

Star Formation & Protoplanetary Disks

Spitzer Legacy Project: c2d

Spitzer Legacy Project: Gould's Belt

Interstellar Group : HII Regions & Planetary Nebulae

 

Harriet Dinerstein, Daniel Jaffe, John Lacy


ADS | astro-ph

Harriet Dinerstein  

Professor

website

Research Interests

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.

Group Areas

Stars, Chemical Abundances, Interstellar, HII Regions & Planetary Nebulae


ADS | astro-ph

Daniel Jaffe  

Professor

website

Research Interests

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.

Group Areas

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


ADS | astro-ph

John Lacy  

Professor

website

Research Interests

Infrared astronomical spectroscopy; infrared studies of interstellar molecules; studies of ionized gas in the Galactic Center; development of high-resolution infrared spectrographs.

Group Areas

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.

from

Improved Neutron-Capture Element Abundances in Planetary Nebulae astro-ph