Michael Olberg

2023

Utilization of convolutional neural networks for HI source finding: Team FORSKA-Sweden approach to SKA Data Challenge 2

2023

SKA Science Data Challenge 2: analysis and results

Versatile Radiometric Testbed for the Submillimeter Wave Instrument

2022

SEPIA345: A 345 GHz dual polarization heterodyne receiver channel for SEPIA at the APEX telescope

2020

Radio observatories and instrumentation used in space weather science and operations

2020

Monitoring of the evolution of H2O vapor in the stratosphere of Jupiter over an 18-yr period with the Odin space telescope

2018

Vibrationally excited water emission at 658 GHz from evolved stars

2018

SEPIA - A new single pixel receiver at the APEX telescope

Data processing pipeline for Herschel HIFI

2017

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

2017

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

2016

Extragalactic Water Megamasers using ALMA Band 5

2016

Detection of 183 GHz H2O megamaser emission towards NGC 4945

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

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

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

Herschel celestial calibration sources

2014

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

2014

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

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

2013

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

2012

In-orbit performance of Herschel-HIFI

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

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

2011

Herschel observations of the Herbig-Haro objects HH52-54

2010

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

2010

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

2010

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

2010

Water vapor toward starless cores: The Herschel view

2010

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

2010

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

2010

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

2010

Herschel/HIFI deepens the circumstellar NH3 enigma

2010

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

2010

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

2010

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

2010

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

2010

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

2010

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

2010

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

2010

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

2010

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

2010

Herschel observations of deuterated water towards Sgr B2(M)

2010

Ortho-to-para ratio of interstellar heavy water

2010

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

Herschel/HIFI In-flight commissioning and performance

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

2010

Detection of OH+ and H2O+ towards Orion KL

2010

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

2010

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

2010

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

2010

Ground-state ammonia and water in absorption towards Sgr B2

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

2009

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

The chemical composition of 9P/tempel 1 from radio observations

2009

Water and ammonia abundances in S140 with the Odin satellite

Odin observations of water in molecular outflows and shocks

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

2008

A Swedish heterodyne facility instrument for the APEX telescope

HIFI stability as measured during ILT phase

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

Molecular oxygen in the p Ophiuchi cloud

Submillimetre observations of comets with Odin: 2001 - 2005

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

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

2007

Upper limits to the water abundance in starburst galaxies

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

Detection of CS emission towards Cygnus OB2 No. 12

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

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

Facility Heterodyne Receiver for the Atacama Pathfinder Experiment Telescope

2007

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

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

On the progress in Odin´s hunt for molecules

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

APEX - The Atacama Pathfinder Experiment

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

A 0.8 mm heterodyne facility receiver for the APEX telescope

2006

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

Heterodyne Single-Pixel Facility Instrumentation for APEX Telescope

2006

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

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

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

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

W Hya through the Eye of Odin

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

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

Recent astroomy highlights from the Odin satellite

Radioastronomy for students

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

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

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

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

New astronomy results from the Odin satellite

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

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

The Odin satellite - I. Radiometer design and test

Odin water mapping in the Orion KL region

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