The Central 300 pc of the Galaxy Probed by Infrared Spectra of {{\rm{H}}}_{3}^{+} and CO. I. Predominance of Warm and Diffuse Gas and High H2 Ionization Rate

Year2019
JournalThe Astrophysical Journal
AuthorOka, Takeshi; Geballe, T. R.; Goto, Miwa; Usuda, Tomonori; Benjamin; McCall, J.; Indriolo, Nick
Bibcode2019ApJ...883...54O
TelescopeGN/GS
InstrumentGNIRS/PHOENIX
PartnerUS/GS
CountryUSA
Program IDGS-2003A-Q-33, GS-2008A-C-2, GS-2009A-C-6, GN-2010A-Q-92, GN-2011A-Q-105, GN-2011B-Q-12, GN-2011B-Q-90, GN-2012A-Q-75, GN-2012A-Q-121, GN-2013A-Q-114, GN-2014A-Q-108, GS-2014A-Q-95, GN-2015A-Q-402, GS-2015A-Q-96, GN-2016A-Q-98, GS-2016A-Q-102, GS-2017A-Q-95

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