Per Bergman

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

Per is the Swedish APEX Project Scientist and is responsible for the Swedish observations with the APEX-telescope in Chile.

Source: chalmers.se

Showing 61 publications

2018

SEPIA - A new single pixel receiver at the APEX telescope

Victor Belitsky, Igor Lapkin, Mathias Fredrixon et al
Astronomy and Astrophysics. Vol. 612
Journal article
2017

First detection of methanol towards a post-AGB object, HD 101584

Hans Olofsson, Wouter Vlemmings, Per Bergman et al
Astronomy and Astrophysics. Vol. 603, p. L2-
Journal article
2016

G345.45+1.50: An expanding ring-like structure with massive star formation

Cristian López-Calderón, Leonardo Bronfman, L.-Å. Nyman et al
Astronomy and Astrophysics. Vol. 595, p. Art no A88-
Journal article
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 Persson, Eva Wirström et al
Astronomy and Astrophysics. Vol. 585 (A158), p. 20-
Journal article
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
Journal article
2015

First 230? GHz VLBI fringes on 3C 279 using the APEX Telescope (Research Note)

Jan Wagner, A. Roy, T.P. Krichbaum et al
Astronomy and Astrophysics. Vol. 581
Journal article
2015

A new 3 mm band receiver for the Onsala 20 m antenna

Victor Belitsky, Igor Lapkin, Mathias Fredrixon et al
Astronomy and Astrophysics. Vol. 580
Journal article
2015

Detailed Modelling of the Circumstellar Envelope of the S-type AGB Star W Aquilae

Taissa Danilovich, Per Bergman, Kay Justtanont et al
Why Galaxies Care About AGB Stars III: A Closer Look in Space and Time, Conference on Why Galaxies Care About AGB Stars III: A Closer Look in Space and Time, Vienna JUL 28-AUG 01, 2014. Vol. 497, p. 219-220
Paper in proceedings
2015

Detection of Cl line emission from the detached CO shell of the AGB star R Sculptoris

Hans Olofsson, Per Bergman, Michael Lindqvist
Astronomy and Astrophysics. Vol. 582, p. 8-
Journal article
2014

First VLBA observations of 28SiO J=1-0, v=3 maser emission from AGB stars

J. F. Desmurs, V. Bujarrabal, M. Lindqvist et al
Proceedings of Science. 12th European VLBI Network Symposium and Users Meeting, EVN 2014; Cagliari; Italy; 7 - 10 October 2014. Vol. Part F113821, p. 060-
Conference contribution
2014

SiO masers from AGB stars in the vibrationally excited v=1, v=2, and v=3 states

J. F. Desmurs, V. Bujarrabal, Michael Lindqvist et al
Astronomy and Astrophysics. Vol. 565
Journal article
2014

Detailed modelling of the circumstellar molecular line emission of the S-type AGB star W Aquilae

Taissa Danilovich, Per Bergman, Kay Justtanont et al
Astronomy and Astrophysics. Vol. 569, p. Art. no. A76-
Journal article
2014

Characterizing the chemical pathways for water formation - a deep search for hydrogen peroxide

B. Parise, Per Bergman, K. Menten
Faraday Discussions. Vol. 168, p. 349-367
Journal article
2014

The cradle of life and the SKA

M. G. Hoare, L. Perez, T. L. Bourke et al
Proceedings of Science - Advancing Astrophysics with the Square Kilometre Array, AASKA 2014, Giardini Naxos, Italy, 9-13 June 2014
Paper in proceedings
2013

SiO v=3 J=1-0 maser emission from AGB stars

J.F. Desmurs, V. Bujarrabal, Michael Lindqvist et al
Proceedings of Science, 11th European VLBI Network Symposium & Users Meeting
Conference contribution
2013

Physical properties of outflows Comparing CO- and H2O-based parameters in Class 0 sources

Per Bjerkeli, René Liseau, B. Nisini et al
Astronomy and Astrophysics. Vol. 552
Journal article
2013

Class I methanol masers in low-mass star-forming regions

S. V. Kalenskii, S. Kurtz, Per Bergman
Astronomy Reports. Vol. 57 (2), p. 120-127
Journal article
2012

Production of interstellar hydrogen peroxide (H2O2) on the surface of dust grains (vol 538, A91, 2012)

F. Du, B. Parise, Per Bergman
Astronomy and Astrophysics. Vol. 544
Magazine article
2012

H2O line mapping at high spatial and spectral resolution Herschel observations of the VLA 1623 outflow

Per Bjerkeli, René Liseau, B. Larsson et al
Astronomy and Astrophysics. Vol. 546, p. Article Number: A29 -
Journal article
2012

Multi-line detection of O2 toward rho Ophiuchi A

René Liseau, P. F. Goldsmith, B. Larsson et al
Astronomy and Astrophysics. Vol. 541
Journal article
2012

Production of interstellar hydrogen peroxide (H2O2) on the surface of dust grains

F. Du, B. Parise, Per Bergman
Astronomy and Astrophysics. Vol. 538, p. A91-
Journal article
2012

Preliminary results on SiO v=3 J=1−0 maser emission from AGB stars

J. F. Desmurs, V. Bujarrabal, Michael Lindqvist et al
Proceedings of the International Astronomical Union. Vol. 8 (S287), p. 252 - 253
Conference contribution
2012

Detection of the hydroperoxyl radical HO2 toward rho Ophiuchi A

B. Parise, Per Bergman, F. Du
Astronomy and Astrophysics. Vol. 541, p. L11-
Journal article
2012

Class I methanol masers in low-mass star formation regions

S.V. Kalenskii, V.I. Slysh, Lars E B Johansson et al
Proceedings of the International Astronomical Union. Vol. 8 (S287), p. 161 - 165
Conference contribution
2011

Deuterated formaldehyde in rho Ophiuchi A

Per Bergman, B. Parise, René Liseau et al
Astronomy and Astrophysics. Vol. 527 (5), p. A39-
Journal article
2011

Herschel observations of the Herbig-Haro objects HH52-54

Per Bjerkeli, René Liseau, B. Nisini et al
Astronomy and Astrophysics. Vol. 533
Journal article
2011

Detection of interstellar hydrogen peroxide

Per Bergman, B. Parise, René Liseau et al
Astronomy and Astrophysics. Vol. 531, p. L8-
Journal article
2011

A Pilot Imaging Line Survey of RW LMi and IK Tau Using the Expanded Very Large Array

M. J. Claussen, Loránt Olivér Sjouwerman, M. P. Rupen et al
Astrophysical Journal Letters. Vol. 739 (1), p. L5-
Journal article
2011

Observational tests of interstellar methanol formation

Eva Wirström, Wolf D. Geppert, Åke Hjalmarson et al
Astronomy and Astrophysics. Vol. 533
Journal article
2011

X Herculis and TX Piscium: two cases of ISM interaction with stellar winds observed by Herschel

A. Jorissen, A. Mayer, S. Van Eck et al
Astronomy and Astrophysics. Vol. 532
Journal article
2010

Search for Class I methanol masers in low-mass star formation regions

S. V. Kalenskii, Lars E B Johansson, Per Bergman et al
Monthly Notices of the Royal Astronomical Society. Vol. 405 (1), p. 613-620
Journal article
2010

O(18)O and C(18)O observations of rho Ophiuchi A

René Liseau, B. Larsson, Per Bergman et al
Astronomy and Astrophysics. Vol. 510 (1), p. A98 -
Journal article
2010

Kuiper belts around nearby stars

R. Nilsson, René Liseau, A. Brandeker et al
Astronomy and Astrophysics. Vol. 518 (17), p. A40-
Journal article
2010

VLA Observations of Class I Methanol Masers in the Region of Low-Mass Star Formation L1157

S. V. Kalenskii, S. Kurtz, V. I. Slysh et al
Astronomy Reports. Vol. 54 (10), p. 932-939
Journal article
2010

APEX: Five years of operations

A. Lundgren, D. Rabanus, R. Güsten et al
Proceedings of SPIE - The International Society for Optical Engineering. Vol. 7737
Conference contribution
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 (1), p. A19, 1-9
Journal article
2009

Evidence of triggered star formation in G327.3-0.6. Dust-continuum mapping of an infrared dark cloud with P-ArTéMiS

V. Minier, P. André, Per Bergman et al
Astronomy and Astrophysics. Vol. 501 (1), p. 1-4
Journal article
2009

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

Matthias Maercker, Fredrik Schöier, Hans Olofsson et al
Astronomy and Astrophysics. Vol. 494, p. 243-252
Journal article
2008

APEX and ATCA observations of the southern hot core G327.3-0.6 and its environs

F. Wyrowski, Per Bergman, K. Menten et al
Astrophysics and Space Science. Vol. 313 (1-3), p. 69-72
Journal article
2008

A Swedish heterodyne facility instrument for the APEX telescope

Vessen Vassilev, Denis Meledin, Igor Lapkin et al
Astronomy and Astrophysics. Vol. 490 (3), p. 1157-1163
Journal article
2008

Circumstellar water vapour in M-type AGB stars: radiative transfer models, abundances, and predictions for HIFI

Matthias Maercker, Fredrik Schöier, Hans Olofsson et al
Astronomy & Astrophysics. Vol. 479, p. 779-791
Journal article
2008

Observational constraints on the formation of interstellar methanol

Eva Wirström, Carina Persson, Åke Hjalmarson et al
in Proceedings of "Organic Matter in Space", Hong Kong Feb. 18-22, 2008, IAU symposium 251, eds. S. Kwok, S. Sandfjord, Cambridge University Press, p. 143-144
Conference contribution
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
Journal article
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 Persson, Henrik Olofsson, N. Koning et al
Astronomy and Astrophysics. Vol. 476 (number 2, December III), p. 807-827
Journal article
2007

A search for pre-biotic molecules in hot cores

Eva Wirström, Per Bergman, Åke Hjalmarson et al
Astronomy and Astrophysics. Vol. 473, p. 177-180
Journal article
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 Persson, N. Koning et al
Astronomy and Astrophysics. Vol. 476 (number 2, December III), p. 791-806
Journal article
2007

Molecular oxygen in the p Ophiuchi cloud

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

Class I methanol masers in regions of low-mass star formation

S.V. Kalenskii, V.I. Slysh, V.G. Promyslov et al
Proceedings of "Millimeter wave astronomy and star formation", ed. I. Zinchenko, Nizhny Novgorod, Russia, August 2007, Inst. of Applied Physics RAS, p. 10-14
Conference contribution
2007

Modelling of Circumstellar H2O Line Emission from M-type AGB Stars

Matthias Maercker, F.L. Schöier, Hans Olofsson et al
Proceedings of "Why galaxies care about AGB stars: their importance as actors and probes", eds. F. Kerschbaum, C. Charbonnel and R.F. Wing, Vienna, August 2006, ASP Conference Series. Vol. 378, p. 317-318
Conference contribution
2006

APEX: the Atacama Pathfinder EXperiment

R. Güsten, Roy Booth, C. Cesarsky et al
Proceedings of SPIE - The International Society for Optical Engineering. Vol. 6267
Conference contribution
2006

Revealling the environs of the remarkable southern hot core G327.3-0.6

F. Wyrowski, K.M. Menten, P. Schilke et al
Astronomy & Astrophysics. Vol. 454, p. L91-L94
Journal article
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
Journal article
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
Journal article
2006

Methanol in the L1551 Circumbinary Torus

G. White, C.W.M. Fridlund, Per Bergman et al
The Astrophysical Journal. Vol. 651 (1), p. L41-L44
Journal article
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

The detection of class I methanol masers towards regions of low-mass star formation

S.V. Kalenskii, V.G. Promyslov, V.I. Slysh et al
Astronomy Reports. Vol. 50 (4), p. 289-297
Journal article
2005

W Hya through the Eye of Odin

Kay Justtanont, Per Bergman, B. Larsson et al
Astronomy & Astrophysics. Vol. 439, p. 627-633
Journal article
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
Journal article
2004

Large CO Ratio Variations in the NGC 2146

Eva Karlsson, Susanne Aalto, Per Bergman
in Proceedings of "The Neutral ISM in Starburst Galaxies", Marstrand, June 2003, eds. Aalto S., Huettemeister S., Pedlar A., Astronomical Society of the Pacific Conf. Series, San Francisco, p. 158-159
Paper in proceedings
2001

Molecular gas conditions in NGC 4945 and the Circinus galaxy

S.J. Curran, Lars E B Johansson, Per Bergman et al
Astronomy and Astrophysics. Vol. 367, p. 457-469
Journal article
1992

Modelling of molecular clouds

Per Bergman
Doctoral thesis

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