Herschel Space Observatory - Wikipedia
ESA - Instruments
The Herschel-Heterodyne Instrument for the Far-Infrared (HIFI) | Astronomy & Astrophysics (A&A)
PDF) The Herschel-Heterodyne Instrument for the Far-Infrared (HIFI)
Herschel - Gunter's Space Page
ESA Science & Technology - HIFI Instrument
The Herschel-Heterodyne Instrument for the Far-Infrared (HIFI) | Astronomy & Astrophysics (A&A)
PDF) The HIFI Focal Plane Unit
PDF) The Herschel-Heterodyne Instrument for the Far-Infrared (HIFI)
PDF) Astronomy &Astrophysics Herschel/HIFI: first science highlights Special feature Letter to the Editor | P. Planesas - Academia.edu
MPS: Press Release 03/2010
Taking a peek into the hidden universe | Max-Planck-Gesellschaft
ESA Science & Technology - HIFI Instrument
![PDF] Design and Analysis of a Broadband SIS-Mixer for the Heterodyne Instrument for the Far Infrared (HIFI) on the Herschel Space Observatory | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/b02c42bf6ab8bb3fb783e69faf57c7021e74c990/10-Figure1.3-1.png "PDF] Design and Analysis of a Broadband SIS-Mixer for the Heterodyne Instrument for the Far Infrared (HIFI) on the Herschel Space Observatory | Semantic Scholar")
PDF] Design and Analysis of a Broadband SIS-Mixer for the Heterodyne Instrument for the Far Infrared (HIFI) on the Herschel Space Observatory | Semantic Scholar
The Herschel-Heterodyne Instrument for the Far-Infrared (HIFI): Instrument and Pre-launch Testing.
NHSC Documentation
![PDF] Design and Analysis of a Broadband SIS-Mixer for the Heterodyne Instrument for the Far Infrared (HIFI) on the Herschel Space Observatory | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/b02c42bf6ab8bb3fb783e69faf57c7021e74c990/8-Figure1.1-1.png "PDF] Design and Analysis of a Broadband SIS-Mixer for the Heterodyne Instrument for the Far Infrared (HIFI) on the Herschel Space Observatory | Semantic Scholar")
PDF] Design and Analysis of a Broadband SIS-Mixer for the Heterodyne Instrument for the Far Infrared (HIFI) on the Herschel Space Observatory | Semantic Scholar
NRL part of multinational team that launches | EurekAlert!
Herschel
Farewell to Herschel: the space infrared telescope closes its eyes - Mapping Ignorance
Herschel - Universe Missions - NASA Jet Propulsion Laboratory
![PDF] Design and Analysis of a Broadband SIS-Mixer for the Heterodyne Instrument for the Far Infrared (HIFI) on the Herschel Space Observatory | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/b02c42bf6ab8bb3fb783e69faf57c7021e74c990/17-Figure2.1-1.png "PDF] Design and Analysis of a Broadband SIS-Mixer for the Heterodyne Instrument for the Far Infrared (HIFI) on the Herschel Space Observatory | Semantic Scholar")
PDF] Design and Analysis of a Broadband SIS-Mixer for the Heterodyne Instrument for the Far Infrared (HIFI) on the Herschel Space Observatory | Semantic Scholar
THE HETERODYNE INSTRUMENT FOR THE FAR INFRARED (HIFI) HANDBOOK
THE HETERODYNE INSTRUMENT FOR THE FAR INFRARED (HIFI) HANDBOOK
The Herschel-Heterodyne Instrument for the Far-Infrared (HIFI) | Astronomy & Astrophysics (A&A)
