Roles and responsibilities
Radio Instrumentation Team Lead
Responsible for management and scientific leadership of a group of engineers and technicians involved in the research and development of new technologies for radio-astronomical instrumentation, their construction, and deployment.
Senior Research Officer
Observational radio astronomer with scientific interests in the galactic interstellar medium and star formation, single-dish and interferometric radio astronomy systems, and instrument and systems for radio astronomy observatories.
Current research and/or projects
Instrumentation – Radio receiver development for ALMA (Atacama Large Millimetre Array), the ngVLA (next generation Very Large Array), and CCAT (Cerro Chajnantor Atacama Telescope).
Science – Star formation and the interstellar medium in our Galaxy using single-dish and interferometric radio telescopes.
Research and/or project statements
- ALMA observatory commissioning
- ALMA Band 3 receiver upgrades
- Q-band receiver development for ngVLA
- Instrumentation for CCAT
- Testing of composite-materials radio telescopes
- Star formation studies using the James Clerk Maxwell Telescope Legacy Surveys
- Studies of southern star-forming regions with ALMA
Education
- Ph.D. Radio and Space Science, Chalmers University of Technology, 1991
- M.Sc. Astronomy, University of Victoria, 1985
- B.Sc. (Hons.) Physics, Memorial University of Newfoundland, 1983
Professional activities/interests
- Chair of Commission J (Radio Astronomy) of URSI Canadian National Committee
- Member, CASCA Board of Directors (Treasurer)
- Member, Canadian National Committee for the IAU
- Member, ngVLA Technical Advisory Committee
- Expertise in radio telescope commissioning, operations, and calibration
- Interests in the areas of atomic and molecular spectroscopy and radiative transfer
- Interests in the area of microwave engineering
Affiliations
- International Astronomical Union (IAU)
- International Union of Radio Science (URSI)
- Canadian Astronomical Society (CASCA)
Awards
NRC Outstanding Achievement Award (2010)
Key publications
The Canadian galactic plane survey
AR Taylor, SJ Gibson, M Peracaula, PG Martin, TL Landecker, CM Brunt, ...
The Astronomical Journal 125 (6), 3145
The James Clerk Maxwell Telescope Legacy Survey of Nearby Star‐forming Regions in the Gould Belt
D Ward‐Thompson, J Di Francesco, J Hatchell, MR Hogerheijde, D Nutter, ...
Publications of the Astronomical Society of the Pacific 119 (858), 855
The Molecular Outflows in NGC1333
LBG Knee, G Sandell
Astronomy and Astrophysics 361, 671-684
NGC 1333—Protostars, Dust Shells, and Triggered Star Formation
G Sandell, LBG Knee
The Astrophysical Journal 546 (1), L49
K Pattle, D Ward-Thompson, JM Kirk, GJ White, E Drabek-Maunder, ...
Monthly Notices of the Royal Astronomical Society 450 (1), 1094-1122
A molecular jet and bow shock in the low mass protostellar binary NGC 1333-IRAS2
G Sandell, LBG Knee, C Aspin, IE Robson, APG Russell
Astronomy and Astrophysics 285
The structure of the molecular outflow near SSV 13 and HH 7-11 in the NGC 1333 region
R Liseau, G Sandell, LBG Knee
Astronomy and Astrophysics 192, 153-164
SEST observations of extragalactic radio sources at 3mm and 1.3 mm.
M Tornikoski, E Valtaoja, H Teräsranta, K Karlamaa, M Lainela, K Nilsson, ...
Astronomy and Astrophysics Supplement Series 116, 157-165
A HIGH-RESOLUTION STUDY OF THE H i–H2 TRANSITION ACROSS THE PERSEUS MOLECULAR CLOUD
MY Lee, S Stanimirović, KA Douglas, LBG Knee, J Di Francesco, ...
The Astrophysical Journal 748 (2), 75
Intensive monitoring of OJ 287
T Pursimo, LO Takalo, A Sillanpää, M Kidger, HJ Lehto, J Heidt, ...
Astronomy and Astrophysics Supplement Series 146 (1), 141-155
The JCMT Gould Belt Survey: a quantitative comparison between SCUBA-2 data reduction methods
S Mairs, D Johnstone, H Kirk, S Graves, J Buckle, SF Beaulieu, DS Berry, ...
Monthly Notices of the Royal Astronomical Society 454 (3), 2557-2579
The JCMT Gould Belt Survey: evidence for dust grain evolution in Perseus star-forming clumps
MCY Chen, J Di Francesco, D Johnstone, S Sadavoy, J Hatchell, ...
The Astrophysical Journal 826 (1), 95
JE Pesce, CM Urry, L Maraschi, A Treves, P Grandi, RI Kollgaard, E Pian, ...
The Astrophysical Journal 486 (2), 770
A massive cloud of cold atomic hydrogen in the outer Galaxy
LBG Knee, CM Brunt
Nature 412 (6844), 308-310
The JCMT Gould Belt survey: a first look at Southern Orion A with SCUBA-2
S Mairs, D Johnstone, H Kirk, J Buckle, DS Berry, H Broekhoven-Fiene, ...
Monthly Notices of the Royal Astronomical Society 461 (4), 4022-4048
CD Wilson, LW Avery, M Fich, D Johnstone, G Joncas, LBG Knee, ...
The Astrophysical Journal 513 (2), L139
A molecular disk and dense outflow in Corona Australis.
IM Anderson, J Harju, LBG Knee, LK Haikala
Astronomy and Astrophysics 321, 575-590
The JCMT Gould Belt Survey: SCUBA-2 observations of circumstellar discs in L 1495
JV Buckle, E Drabek-Maunder, J Greaves, JS Richer, BC Matthews, ...
Monthly Notices of the Royal Astronomical Society 449 (3), 2472-2488
The JCMT Gould Belt Survey: Dense Core Clusters in Orion A
J Lane, H Kirk, D Johnstone, S Mairs, J Di Francesco, S Sadavoy, ...
The Astrophysical Journal 833 (1), 44
The JCMT Gould Belt survey: a first look at dense cores in Orion B
H Kirk, J Di Francesco, D Johnstone, A Duarte-Cabral, S Sadavoy, ...
The Astrophysical Journal 817 (2), 167
Molecular outflows associated with HH 52-54 and IRAS 12496-7650
LBG Knee
Astronomy and Astrophysics 259, 283-295
The JCMT Gould Belt Survey: Dense Core Clusters in Orion B
H Kirk, D Johnstone, J Di Francesco, J Lane, J Buckle, DS Berry, ...
The Astrophysical Journal 821 (2), 98
D Rumble, J Hatchell, RA Gutermuth, H Kirk, J Buckle, SF Beaulieu, ...
Monthly Notices of the Royal Astronomical Society 448 (2), 1551-1573
The JCMT Gould Belt Survey: constraints on prestellar core properties in Orion A North
CJ Salji, JS Richer, JV Buckle, J Hatchell, H Kirk, SF Beaulieu, DS Berry, ...
Monthly Notices of the Royal Astronomical Society 449 (2), 1769-1781
The JCMT Gould Belt Survey: first results from SCUBA-2 observations of the Cepheus Flare region
K Pattle, D Ward-Thompson, JM Kirk, J Di Francesco, H Kirk, JC Mottram, ...
Monthly Notices of the Royal Astronomical Society, stw2648
Sequential and spontaneous star formation around the mid-infrared halo H ii region KR 140
CR Kerton, K Arvidsson, LBG Knee, C Brunt
Monthly Notices of the Royal Astronomical Society 385 (2), 995-1002
The JCMT Gould Belt Survey: the effect of molecular contamination in SCUBA-2 observations of Orion A
S Coudé, P Bastien, H Kirk, D Johnstone, E Drabek-Maunder, S Graves, ...
Monthly Notices of the Royal Astronomical Society 457 (2), 2139-2150
The JCMT Gould Belt Survey: a first look at IC 5146
D Johnstone, S Ciccone, H Kirk, S Mairs, J Buckle, DS Berry, ...
The Astrophysical Journal 836 (1), 132
The JCMT Gould Belt Survey: evidence for radiative heating and contamination in the W40 complex
D Rumble, J Hatchell, K Pattle, H Kirk, T Wilson, J Buckle, DS Berry, ...
Monthly Notices of the Royal Astronomical Society 460 (4), 4150-4175
The molecular outflow very near L1551 IRS5
CVM Fridlund, LBG Knee
Astronomy and Astrophysics 268, 245-248
1993
Molecular line observations of southern S stars
JH Bieging, LBG Knee, WB Latter, H Olofsson
Astronomy and astrophysics 339, 811-821
The Circumstellar Disk and Asymmetric Outflow of the EX Lup Outburst System
AS Hales, S Pérez, M Saito, C Pinte, LBG Knee, I de Gregorio-Monsalvo, ...
The Astrophysical Journal 859 (2), 111
The JCMT Gould Belt Survey: low-mass protoplanetary discs from a SCUBA-2 census of NGC 1333
P Dodds, JS Greaves, A Scholz, J Hatchell, WS Holland, ...
Monthly Notices of the Royal Astronomical Society 447 (1), 722-727
Molecular gas near HD 104237 and ε Chamaeleontis.
LBG Knee, T Prusti
Astronomy and Astrophysics 312, 455-462
System performance testing of the DVA1 radio telescope
LBG Knee, LA Baker, AD Gray, GJ Hovey, MJ Kesteven, G Lacy, ...
Ground-based and Airborne Telescopes VI 9906, 1368-1383
A new model of the eclipsing system RZ Ophiuchi
LBG Knee, CD Scarfe, M Mayor, BW Baldwin, SJ Meatheringham
Astronomy and Astrophysics 168, 72-80
IRAS 20188+ 3928-A molecular cloud with a very dense bipolar outflow
LT Little, P Bergman, CT Cunningham, BD Heaton, LBG Knee, ...
Astronomy and Astrophysics 205, 129-134
Previous work experience
January, 2014 - Present
NRC Herzberg Astronomy and Astrophysics
Radio Astronomer/Team Lead, Radio Instrumentation Team
November, 2007 – December 2013
National Radio Astronomy Observatory/Joint ALMA Observatory
Team Lead, System Integration Science Team
January, 2004 – October, 2007
NRC Herzberg Astronomy and Astrophysics
Group Leader, Millimetre Astronomy Group
August, 1996 – December 2003
NRC Herzberg Astronomy and Astrophysics
Radio Astronomer
July, 1992 – July, 1996
European Southern Observatory/Chalmers University of Technology
Post-Doctoral Fellow, Swedish-ESO Submillimetre Telescope
July 1991 – June 1992
Chalmers University of Technology
Post-Doctoral Research Fellow
International experience and/or work
Head of System Integration Science Team, Joint ALMA Observatory, Chile (2007-2013)
Post-Doctoral Fellow, Swedish-ESO Submillimetre Telescope, Chile (1992-1996)
Post-Doctoral Fellow, Onsala Sapace Observatory, Sweden (1991-1992)