Michael Olberg

Förste forskningsingenjör at Chalmers, Space, Earth and Environment, Onsala Space Observatory

Projects

2015–2016

From the beginning to the end of planetary systems: their birth, life and death

René Liseau Radio Astronomy and Astrophysics
Per Bjerkeli Radio Astronomy and Astrophysics
Kay Justtanont Radio Astronomy and Astrophysics
Michael Olberg Onsala Space Observatory
Wouter Vlemmings Radio Astronomy and Astrophysics
Swedish National Space Board

There might be more projects where Michael Olberg participates, but you have to be logged in as a Chalmers employee to see them.

Publications

2017

Simultaneous 183 GHz H2O maser and SiO observations towards evolved stars using APEX SEPIA Band 5

E. M. L. Humphreys, K. Immer, M. D. Gray et al
Astronomy & Astrophysics. Vol. 603, p. A77
Scientific journal article - peer reviewed
2017

Odin observations of ammonia in the Sgr A +50 km s-1 cloud and circumnuclear disk

Aa Sandqvist, Åke Hjalmarson, U. Frisk et al
Astronomy and Astrophysics. Vol. 599
Scientific journal article - peer reviewed
2016

Extragalactic Water Megamasers using ALMA Band 5

Liz Humphreys, Maud Galametz, Wouter Vlemmings et al
ALMA meeting
Conference poster
2016

Detection of 183 GHz H2O megamaser emission towards NGC 4945

E. M. L. Humphreys, Wouter Vlemmings, C. M. V. Impellizzeri et al
Astronomy & Astrophysics. Vol. 592 (L13)
Scientific journal article - peer reviewed
2016

Ortho-to-para ratio of NH2. Herschel-HIFI observations of ortho- and para-NH2 rotational transitions towards W31C, W49N, W51 and G34.3+0.1

Carina M. Persson, Henrik Olofsson, R. Le Gal et al
Astronomy and Astrophysics. Vol. 586, p. Art Nr. A128
Scientific journal article - peer reviewed
2016

On the accretion process in a high-mass star forming region - A multitransitional THz Herschel-HIFI study of ammonia toward G34.26+0.15

Mitra Hajigholi, Carina M. Persson, Eva Wirström et al
Astronomy and Astrophysics. Vol. 585 (A158), p. 20
Scientific journal article - peer reviewed
2015

Gas and dust in the star-forming region ρ Oph A ∗, ∗∗, ∗∗∗: The dust opacity exponent β and the gas-to-dust mass ratio g2d

René Liseau, B. Larsson, Tuomas Lunttila et al
Astronomy and Astrophysics. Vol. 578
Scientific journal article - peer reviewed
2014

Hydroxyl, water, ammonia, carbon monoxide and neutral carbon towards the Sgr A complex

R.L. Karlsson, A.A. Sandqvist, A. Hjalmarson et al
Proceedings of the International Astronomical Union: Symposium S303. Vol. 9 (S303), p. 97-99
Conference paper - peer reviewed
2014

Herschel celestial calibration sources

T. Muller, Z. Balog, M. Nielbock et al
Experimental Astronomy. Vol. 37 (2), p. 253-330
Scientific journal article - peer reviewed
2014

The effect of sideband ratio on line intensity for Herschel/HIFI

R. Higgins, D. Teyssier, C. Borys et al
Experimental Astronomy. Vol. 37 (2), p. 433-452
Scientific journal article - peer reviewed
2014

First detection of [NII] 205 μm absorption in interstellar gas. Herschel-HIFI observations towards W31C, W49N, W51, and G34.3+0.1.

Carina M. Persson, Maryvonne Gerin, Bhaswati Mookerjea et al
Astronomy and Astrophysics. Vol. 568, p. 37
Scientific journal article - peer reviewed
2014

Upper limits to interstellar NH+ and para-NH2- abundances. Herschel-HIFI observations towards Sgr B2 (M) and G10.6-0.4 (W31C)

Carina M. Persson, Mitra Hajigholi, G.E. Hassel et al
Astronomy and Astrophysics. Vol. 567, p. Art. no. A130
Scientific journal article - peer reviewed
2013

Hydroxyl, water, ammonia, carbon monoxide and neutral carbon towards the Sgr A complex: VLA, Odin and SEST observations

R. Karlsson, Aa. Sandqvist, Åke Hjalmarson et al
Astronomy and Astrophysics. Vol. 554
Scientific journal article - peer reviewed
2012

Odin space telescope monitoring of water vapor in the stratosphere of Jupiter

T. Cavalie, N. Biver, P. Hartogh et al
Planetary and Space Science. Vol. 61 (1), p. 3-14
Scientific journal article - peer reviewed
2012

In-orbit performance of Herschel-HIFI

P. R. Roelfsema, F. P. Helmich, D. Teyssier et al
Astronomy and Astrophysics. Vol. 537, p. Article Number: A17
Scientific journal article - peer reviewed
2011

Herschel observations of the Herbig-Haro objects HH52-54

Per Bjerkeli, René Liseau, B. Nisini et al
Astronomy and Astrophysics. Vol. 533
Scientific journal article - peer reviewed
2011

Water in Star-forming Regions with the Herschel Space Observatory (WISH). I. Overview of Key Program and First Results

E. F. van Dishoeck, L. E. Kristensen, A. O. Benz et al
Publications of the Astronomical Society of the Pacific. Vol. 123 (900), p. 138-170
Scientific journal article - peer reviewed
2010

The Herschel-Heterodyne Instrument for the Far-Infrared (HIFI)

T. de Graauw, F. P. Helmich, T. G. Phillips et al
Astronomy and Astrophysics. Vol. 518 (7-8)
Scientific journal article - peer reviewed
2010

Herschel/HIFI In-flight commissioning and performance

D. Teyssier, C. Risacher, P. Dieleman et al
21st International Symposium on Space Terahertz Technology 2010, ISSTT 2010; Oxford; United Kingdom; 23 March 2010 through 25 March 2010, p. 23-28
Conference paper - peer reviewed
2010

Reversal of infall in SgrB2(M) revealed by Herschel/HIFI observations of HCN lines at THz frequencies

R. Rolffs, P. Schilke, C. Comito et al
Astronomy and Astrophysics. Vol. 521, p. Article Number: L46
Scientific journal article - peer reviewed
2010

Herschel/HIFI detections of hydrides towards AFGL 2591 Envelope emission versus tenuous cloud absorption

S. Bruderer, A. O. Benz, E. F. van Dishoeck et al
Astronomy and Astrophysics. Vol. 521, p. Article Number: L44
Scientific journal article - peer reviewed
2010

Ortho-to-para ratio of interstellar heavy water

C. Vastel, C. Ceccarelli, E. Caux et al
Astronomy and Astrophysics. Vol. 521, p. Article Number: L31
Scientific journal article - peer reviewed
2010

Herschel observations of EXtra-Ordinary Sources (HEXOS): detecting spiral arm clouds by CH absorption lines

S. L. Qin, P. Schilke, C. Comito et al
Astronomy and Astrophysics. Vol. 521, p. Art. no. L14
Scientific journal article - peer reviewed
2010

Water vapor toward starless cores: The Herschel view

P. Caselli, E. Keto, L. Pagani et al
Astronomy & Astrophysics. Vol. 521
Scientific journal article - peer reviewed
2010

Herschel/HIFI observations of high-J CO lines in the NGC 1333 low-mass star-forming region

U. A. Yildiz, E. F. van Dishoeck, L. E. Kristensen et al
Astronomy & Astrophysics. Vol. 521 (1), p. L40+
Scientific journal article - peer reviewed
2010

Variations in H2O+/H2O ratios toward massive star-forming regions

F. Wyrowski, F. van der Tak, F. Herpin et al
Astronomy & Astrophysics. Vol. 521 (1), p. L34+
Scientific journal article - peer reviewed
2010

Herschel observations of the hydroxyl radical (OH) in young stellar objects

S. F. Wampfler, G. J. Herczeg, S. Bruderer et al
Astronomy & Astrophysics. Vol. 521 (1), p. Art. Nr. L36
Scientific journal article - peer reviewed
2010

Water abundances in high-mass protostellar envelopes: Herschel observations with HIFI

M. G. Marseille, F. F. S. van der Tak, F. Herpin et al
Astronomy & Astrophysics. Vol. 521, p. L32+
Scientific journal article - peer reviewed
2010

Water in low-mass star-forming regions with Herschel. HIFI spectroscopy of NGC 1333

L. E. Kristensen, R. Visser, E. F. van Dishoeck et al
Astronomy & Astrophysics. Vol. 521 (1), p. Art. Nr. L30
Scientific journal article - peer reviewed
2010

Herschel/HIFI spectroscopy of the intermediate mass protostar NGC 7129 FIRS 2

D. Johnstone, M. Fich, C. McCoey et al
Astronomy & Astrophysics. Vol. 521, p. L41+
Scientific journal article - peer reviewed
2010

Detection of OH+ and H2O+ towards Orion KL

H. Gupta, P. Rimmer, J. C. Pearson et al
Astronomy & Astrophysics. Vol. 521, p. L47+
Scientific journal article - peer reviewed
2010

The Herschel-Heterodyne Instrument for the Far-Infrared (HIFI)

T. de Graauw, F. P. Helmich, T. G. Phillips et al
Astronomy and Astrophysics. Vol. 518 (7-8)
Scientific journal article - peer reviewed
2010

Herschel observations of deuterated water towards Sgr B2(M)

C. Comito, P. Schilke, R. Rolffs et al
Astronomy & Astrophysics. Vol. 521, p. L38+
Scientific journal article - peer reviewed
2010

Water in massive star-forming regions: HIFI observations of W3 IRS5

L. Chavarría, F. Herpin, T. Jacq et al
Astronomy & Astrophysics. Vol. 521, p. L37+
Scientific journal article - peer reviewed
2010

Herschel spectral surveys of star-forming regions. Overview of the 555-636 GHz range

C. Ceccarelli, A. Bacmann, A. Boogert et al
Astronomy & Astrophysics. Vol. 521, p. L22+
Scientific journal article - peer reviewed
2010

Sensitive limits on the abundance of cold water vapor in the DM Tauri protoplanetary disk

E. A. Bergin, M. R. Hogerheijde, C. Brinch et al
Astronomy & Astrophysics. Vol. 521, p. L33+
Scientific journal article - peer reviewed
2010

Hydrides in young stellar objects: Radiation tracers in a protostar-disk-outflow system

A. O. Benz, S. Bruderer, E. F. van Dishoeck et al
Astronomy & Astrophysics. Vol. 521, p. L35+
Scientific journal article - peer reviewed
2010

Herschel/HIFI deepens the circumstellar NH3 enigma

K. M. Menten, F. Wyrowski, J. Alcolea et al
Astronomy and Astrophysics. Vol. 521, p. Article Number: L7
Scientific journal article - peer reviewed
2010

HIFI observations of water in the atmosphere of comet C/2008 Q3 (Garradd)

P. Hartogh, J. Crovisier, M. de Val-Borro et al
Astronomy and Astrophysics. Vol. 518 (Article Number: L150 )
Scientific journal article - peer reviewed
2010

Origin of the hot gas in low-mass protostars Herschel-PACS spectroscopy of HH 46

T. A. van Kempen, L. E. Kristensen, G. J. Herczeg et al
Astronomy and Astrophysics. Vol. 518 (Article Number: L121 )
Scientific journal article - peer reviewed
2010

Water cooling of shocks in protostellar outflows Herschel-PACS map of L1157

B. Nisini, M. Benedettini, C. Codella et al
Astronomy and Astrophysics. Vol. 518 (Article Number: L120)
Scientific journal article - peer reviewed
2010

Water abundance variations around high-mass protostars: HIFI observations of the DR21 region

F. F. S. van der Tak, M. G. Marseille, F. Herpin et al
Astronomy and Astrophysics. Vol. 518 (Article Number: L107 )
Scientific journal article - peer reviewed
2010

Herschel-PACS spectroscopy of the intermediate mass protostar NGC 7129 FIRS 2

M. Fich, D. Johnstone, T. A. van Kempen et al
Astronomy and Astrophysics. Vol. 518 (Article Number: L86 )
Scientific journal article - peer reviewed
2010

Ground-state ammonia and water in absorption towards Sgr B2

Eva Wirström, Per Bergman, John H. Black et al
Astronomy and Astrophysics. Vol. 522, p. A19, 1-9
Scientific journal article - peer reviewed
2010

The first spectral line surveys searching for signals from the dark ages

Carina M. Persson, R. Maoli, P. Encrenaz et al
Astronomy & Astrophysics. Vol. 515
Scientific journal article - peer reviewed
2009

Periodic variation in the water production of comet C/2001 Q4 (NEAT) observed with the Odin satellite

N. Biver, D. Bockelée-Morvan, P. Colom et al
Astronomy & Astrophysics. Vol. 501 (1), p. 359-366
Scientific journal article - peer reviewed
2009

Odin observations of water in molecular outflows and shocks

Per Bjerkeli, René Liseau, Michael Olberg et al
Astronomy & Astrophysics. Vol. 507 (3), p. 1455-1466
Scientific journal article - peer reviewed
2009

Circumstellar water vapour in M-type AGB-stars: constraints from H2O(110-101) lines obtained with Odin

Matthias Maercker, Fredrik L. Schöier, Hans Olofsson et al
Astronomy & Astrophysics. Vol. 494, p. 243-252
Scientific journal article - peer reviewed
2009

Water and ammonia abundances in S140 with the Odin satellite

Carina M. Persson, Michael Olberg, Åke Hjalmarson et al
Astronomy & Astrophysics. Vol. 2 (494), p. 637-646
Scientific journal article - peer reviewed
2008

A Swedish heterodyne facility instrument for the APEX telescope

Vessen Vassilev, Denis Meledin, Igor Lapkin et al
Astronomy & Astrophysics. Vol. 490 (3), p. 1157-1163
Scientific journal article - peer reviewed
2008

Observation of water vapor in the stratosphere of Jupiter with the Odin space telescope

T. Cavalié, F. Billebaud, N. Biver et al
Planetary and Space Science. Vol. 56 (12), p. 1573-1584
Scientific journal article - peer reviewed
2008

Odin observations of the Galactic centre in the 118-GHz band. Upper limit to the 02 abundance

Aa. Sandqvist, B. Larsson, Åke Hjalmarson et al
Astronomy & Astrophysics. Vol. 482, p. 849-853
Scientific journal article - peer reviewed
2007

Radio observations of Comet 9P/Tempel 1 before and after Deep Impact

N. Biver, D. Bockelée-Morvan, J. Boissier et al
Icarus. Vol. 191 (2), p. 494-512
Scientific journal article - peer reviewed
2007

The high latitude low mass star forming region Cometary Globule 12: two compact cores and a C180 hot spot

L.K. Haikala, M. Juvela, J. Harju et al
In "Triggered Star Formation in a Turbulent ISM", eds. B.G. Elmegreen and J. Palous, Proceedings of the IAU 2, Symposiunm 237, August 2006, Prague. Vol. 237 (DOI: 10.1017/S1743921307002086), p. 420
Conference paper - peer reviewed
2007

A spectral line survey of Orion KL in the bands 486-492 and 541-577 GHz with the Odin satellite. II. Data analysis

Carina M. Persson, Henrik Olofsson, N. Koning et al
Astronomy & Astrophysics. Vol. 476 (number 2, December III), p. 807-827
Scientific journal article - peer reviewed
2007

A spectral line survey of Orion KL in the bands 486-492 and 541-577 GHz with the Odin satellite. I. The observational data

Henrik Olofsson, Carina M. Persson, N. Koning et al
Astronomy and Astrophysics. Vol. 476 (number 2, December III), p. 791-806
Scientific journal article - peer reviewed
2007

Facility Heterodyne Receiver for the Atacama Pathfinder Experiment Telescope

Victor Belitsky, Igor Lapkin, Vessen Vassilev et al
Proceedings of Joint 32nd International Conference on Infrared Millimeter Waves and 15th International conference on Terahertz Electronics, Sept 3-7, 2007, City Hall, Cardiff, Wales, UK, p. 326-328
Conference paper - peer reviewed
2007

On the progress in Odin´s hunt for molecules

Åke Hjalmarson, Michael Olberg, H.-G. Florén et al
Advances in Space Research. Vol. 40, p. 630-638
Scientific journal article - peer reviewed
2007

Submillimetre observations of comets with Odin: 2001 - 2005

N. Biver, D. Bockelée-Morvan, J. Crovisier et al
Planetary and Space Science. Vol. 55, p. 1058-1068
Scientific journal article - peer reviewed
2007

Upper limits to the water abundance in starburst galaxies

C.D. Wilson, Roy Booth, Åke Olofsson et al
Astronomy & Astrophysics. Vol. 469, p. 121-124
Scientific journal article - peer reviewed
2007

Global observations of middle atmospheric water vapour by the Odin satellite: An overview.

Joachim Urban, Nicolas Lautié, Donal P. Murtagh et al
Planetary and Space Science. Vol. 55 (9), p. 1093-1102
Scientific journal article - peer reviewed
2007

Radio observations of Comet 9P/Tempel 1 before and after Deep Impact

N. Biver, D. Bockelée-Morvan, J. Boissier et al
Icarus. Vol. 187 (1), p. 253-271
Scientific journal article - peer reviewed
2007

Molecular oxygen in the p Ophiuchi cloud

B. Larsson, René Liseau, L. Pagani et al
Astronomy & Astrophysics. Vol. 466, p. 999-1003
Scientific journal article - peer reviewed
2007

Detection of CS emission towards Cygnus OB2 No. 12

F. Scappini, C. Cecchi-Pestellini, S. Casu et al
Astronomy and Astrophysics. Vol. 466, p. 243-246
Scientific journal article - peer reviewed
2007

The structure of the cometary globule CG 12:a high-latitude star-forming region

L.K. Haikala, Michael Olberg,
Astronomy and Astrophysics. Vol. 466, p. 191-200
Scientific journal article - peer reviewed
2006

APEX: the Atacama Pathfinder EXperiment

R. Güsten, Roy Booth, C. Cesarsky et al
Groundbased and Airborne Telescopes, ed. L.M. Stepp, Proceedings of SPIE. Vol. 6267
Conference paper - non peer reviewed
2006

Odin spectral line observations of Sgr A and Sgr B2 at submm wavelengths and in the 118-GHz band

Aa. Sandqvist, Per Bergman, P. Bernath et al
Journal of Physics: Conference Series. Vol. 54, p. 72-76
Conference poster
2006

Odin/SMR Limb Observations of Trace Gases in the Polar Lower Stratosphere during 2004-2005

Joachim Urban, Donal P. Murtagh, Nicolas Lautié et al
Proc. ESA First Atmospheric Science Conference, 8-12 May 2006, Frascati, Italy / editor Lacoste, H.. Vol. ESA-SP-628
Conference paper - non peer reviewed
2006

Heterodyne Single-Pixel Facility Instrumentation for APEX Telescope

Victor Belitsky, Igor Lapkin, Raquel Monje et al
in "Millimeter and Submillimeter Detectors for Astronomy III", eds. J. Zmuidzinas, W.S. Holland, S. Withington, W.D. Duncan, Proceedings of SPIE. Vol. 6275, p. 15
Conference paper - non peer reviewed
2006

A 0.8 mm heterodyne facility receiver for the APEX telescope

Christophe Risacher, Vessen Vassilev, Raquel Monje et al
Astronomy & Astrophysics. Vol. 454, p. L17-L20
Scientific journal article - peer reviewed
2006

Odin * CO and 13CO J=5-4 mapping of Orion KL – a step towards accurate water abundances

Eva Wirström, Per Bergman, Henrik Olofsson et al
Astronomy & Astrophysics. Vol. 453, p. 979-987
Scientific journal article - peer reviewed
2006

Observations of the Circumstellar Water 110-->101 and Ammonia 10-->00 Lines in IRC +10216 by the Odin Satellite

T.I. Hasegawa, S. Kwok, N. Koning et al
The Astrophysical Journal. Vol. 637, p. 791-797
Scientific journal article - peer reviewed
2005

The diffuse clouds towards Cyg OB2 No. 5 and No. 12

S. Casu, F. Scappini, C. Cecchi-Pestellini et al
Monthly Notices of the Royal Astronomical Society. Vol. 359 (1), p. 73-78
Scientific journal article - peer reviewed
2005

Radioastronomy for students

Christer Andersson, Cathy Horellou, Magne Hagström et al
International Amateur-Professional Photoelectric Photometry Communications, Proceedings of `Global Hands-On Universe 2004", St. Petersburg, Russia, July 2004. Vol. 100, p. 49-54
Conference paper - non peer reviewed
2005

Wide-band observations of the 557 GHz water line in Mars with Odin

N. Biver, A. Lecacheux, P. Encrenaz et al
Astronomy & Astrophysics. Vol. 435, p. 765-772
Scientific journal article - peer reviewed
2005

Recent astroomy highlights from the Odin satellite

Åke Hjalmarson, Per Bergman, N. Biver et al
Advances in Space Research (a COSPAR publication). Vol. 36, p. 1031-1047
Scientific journal article - peer reviewed
2005

Comparisons of MIPAS/ENVISAT ozone profiles with SMR/ODIN and HALOE/UARS observations

D.Y. Wang, G.P. Stiller, T. von Clarmann et al
Advances in Space Research. Vol. 36 (5), p. 927-931
Scientific journal article - peer reviewed
2005

Odin/SMR Limb Observations of Stratospheric Trace Gases: Level 2 Processing of ClO, N2O, O3, and HNO3

Joachim Urban, N. Lautié, E. Le Flochmoën et al
Journal of Geophysical Research - Atmospheres. Vol. 110 (D14)
Scientific journal article - peer reviewed
2005

Odin/SMR limb observations of stratospheric trace gases: Validation of N2O

Joachim Urban, N. Lautié, E. Le Flochmoën et al
Journal of Geophysical Research - Atmospheres. Vol. 110, p. D09301
Scientific journal article - peer reviewed
2005

W Hya through the Eye of Odin

Kay Justtanont, Per Bergman, B. Larsson et al
Astronomy & Astrophysics. Vol. 439, p. 627-633
Scientific journal article - peer reviewed
2005

Searching for O2 in the SMC: Constraints on Oxygen Chemistry at Low Metallicities

C.D. Wilson, Henrik Olofsson, L. Pagani et al
Astronomy & Astrophysics. Vol. 433, p. L5-L8
Scientific journal article - peer reviewed
2005

Polar Vortex Evolution during the 2002 Antarctic Major Warming as Observed by the Odin Satellite

P. Ricaud, F. Lefévre, G. Berthet et al
Journal of Geophysical Research - Atmospheres. Vol. 110 (D5)
Scientific journal article - peer reviewed
2004

Odin/SMR Observations of Stratospheric Water Vapour and its Isotopes: Requirements on Spectroscopy

Joachim Urban, Nicolas Lautié, Donal P. Murtagh et al
Proc. Int. Workshop on Critical Evaluation of mm-/submm-wave Spectroscopic Data for Atmos. Observ., 29-30 January 2004, Mito, Japan, edited by Amano, T., Kasai, Y., Manabe, T., p. 69-74
Conference paper - non peer reviewed
2004

Odin/SMR global measurements of water vapour and its isotopes in the stratosphere and the mesosphere

N. Lautié, Joachim Urban, Donal P. Murtagh et al
Proc. XXth Quadrenn. Ozone Symp., Kos, Greece, 1-8 June, p. 215-216
Conference paper - peer reviewed
2004

Strato-mesospheric Measurements of Carbon Monoxide with the Odin Sub-millimetre Radiometer: Retrieval and First Results

E. Dupuy, Joachim Urban, P. Ricaud et al
Geophysical Research Letters. Vol. 31 (20)
Scientific journal article - peer reviewed
2004

The northern hemisphere stratospheric vortex during the 2002-03 winter: Subsidence, chlorine activation and ozone loss observed by the Odin Sub-Millimetre Radiometer

Joachim Urban, Nicolas Lautié, E. Le Flochmoën et al
Geophysical Research Letters. Vol. 31 (7), p. L07103
Scientific journal article - peer reviewed
2004

New astronomy results from the Odin satellite

Åke Hjalmarson, Michael Olberg,
Proceedings of the 4th Cologne-Bonn-Zermatt-Symposium "The Dense Interstellar Medium in Galaxies", Zermatt, September 2003, p. 331-338
Conference paper - non peer reviewed
2003

The Odin satellite - I. Radiometer design and test

U. Frisk, Magne Hagström, J. Ala-Laurinaho et al
Astronomy & Astrophysics. Vol. 402 (3), p. L27-L34
Scientific journal article - peer reviewed
2002

The discovery of clumpy structure in the diffuse gas towards Cyg OB2 No. 12

F. Scappini, S. Casu, C. Cecchi-Pestellini et al
Monthly Notices of the Royal Astronomical Society. Vol. 337 (2), p. 495-498
Scientific journal article - peer reviewed