The Herschel-Heterodyne Instrument for the Far-Infrared (HIFI): instrument and pre-launch testing

By 7010-5Thijs de Graauw, N. Whyborn, F. Helmich, P. Dieleman, P. Roelfsema, E. Caux, T. Phillips, J. Stutzki, D. Beintema, A. Benz and 65 more. Astronomical Telescopes + Instrumentation, 2008

652 citations recorded by the source corpus.

Subfields: Astronomy and Astrophysics, Mechanical Engineering

View Paper: https://www.semanticscholar.org/paper/70096e5c0e1d051c91ed1caf485c43387bceb44b

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In Astronomy and Astrophysics

1. S. Glover
2. Ralf Klessen
3. Mark R. Krumholz
4. P. Caselli
5. E. Dishoeck
6. Simon Bruderer
7. R. Garrod
8. E. Bergin

In Mechanical Engineering

1. Peter H. Siegel

Citations in the corpus

• THz Instruments for Space (2007, background): “for the Far Infrared (HIFI) [59]–[61] is both extremely complex (seven separate frequency diplexed spectral channels) and technically ambitious (all 4 K operation) with superconducting insulator superconducting (SIS) tunnel junction detectors between”
• Survival of molecular gas in cavities of transition disks - I. CO (2013, methodology): “The Herschel Space Observatory (Pilbratt et al. 2010) has observed the line toward different transition disks with the PACS instrument (Poglitsch et al. 2010) and velocity resolved with the HIFI instrument (de Graauw et al. 2010).”
• A Herschel [C ii] Galactic plane survey - I. The global distribution of ISM gas components (2013, methodology): “We use the kinematic information provided by high velocity resolution observations of [C ii], obtained with the HIFI (de Graauw et al. 2010) instrument on Herschel, together with complementary CO and H i surveys to study the structure of the galaxy and to characterize the distribution of the…”
• Water in star-forming regions with Herschel (WISH). II. Evolution of 557 GHz 110-101 emission in low-mass protostars (2012, methodology): “With its much higher sensitivity and spatial resolution than any previous instrument capable of observing water, the Heterodyne Instrument for the Far-Infrared (HIFI; de Graauw et al. 2010) on Herschel makes it possible to detect water emission from both Class 0 and I sources.”
• Interstellar OH+, H2O+ and H3O+ along the sight-line to G10.6–0.4 (2010, methodology): “The observations were carried out by the HIFI instrument on boardHerschel (Pilbratt et al. 2010; de Graauw et al. 2010), in the double beam switching (DBS) mode.”
• In-orbit performance of Herschel-HIFI (2012, methodology): “A more detailed description of the instrument is given in De Graauw et al. (2010).”
• Herschel Space Observatory - An ESA facility for far-infrared and submillimetre astronomy (2010, background): “The Heterodyne Instrument for the Far Infrared (HIFI, de Graauw et al. 2010), PI: T. de Graauw, in late 2008 succeeded by F. Helmich, SRON Netherlands Institute for Space Research, Groningen.”
• The warm gas atmosphere of the HD 100546 disk seen by Herschel - Evidence of a gas-rich, carbon-poor atmosphere? (2012, methodology): “The HIFI heterodyne spectrometer onboard Herschel (de Graauw et al. 2010) can spectrally resolve lines down to <0.1 km s−1 and covers the frequency range of CO J = 5−4 up to CO J = 16−15.”
• FIRST DETECTION OF WATER VAPOR IN A PRE-STELLAR CORE (2012, methodology): “Caselli et al. (2010) indeed detected an absorption feature at a 5σ level using the wide-band spectrometer (WBS) of the Heterodyne Instrument for the Far Infrared (HIFI; de Graauw et al. 2010) toward the pre-stellar core L1544.”
• COLLISIONAL EXCITATION OF THE [C ii] FINE STRUCTURE TRANSITION IN INTERSTELLAR CLOUDS (2012, methodology): “Such data for Galactic sources have been extremely rare, and only with the HIFI instrument on Herschel (de Graauw et al. 2010) and the GREAT instrument on SOFIA (Heyminck et al. 2012) have high spectral resolution observations of [C ii] become available to the astronomical community.”
• CO-dark gas and molecular filaments in Milky Way-type galaxies (2014, methodology): “This survey consists of 500 evenly distributed lines of sight in the Galactic plane that were observed at 158 μm using the Heterodyne Instrument for the Far Infrared (de Graauw et al. 2010) on board the Herschel space telescope (Pilbratt et al. 2010).”
• GREAT: the SOFIA high-frequency heterodyne instrument (2012, background): “HIFI (de Graauw et al. 2010), the heterodyne spectrometer currently flying on-board Herschel, and GREAT, the subject of this paper, are the most advanced implementations for actual science operation.”
• HERSCHEL SURVEY OF GALACTIC OH+, H2O+, AND H3O+: PROBING THE MOLECULAR HYDROGEN FRACTION AND COSMIC-RAY IONIZATION RATE (2014, methodology): “…Program, and motivated by the astrochemical and astrophysical considerations discussed above, we carried out a survey of OH+ and H2O + line absorption toward nine bright submillimeter continuum sources using the Heterodyne Instrument for the Far-Infrared (HIFI; de Graauw et al. 2010) on Herschel.”