Personal

Dr. Benjamin Winkel
Dipl.-Physiker (Master of physics)
Support Scientist (Spectroscopy) at the
100-m telescope Effelsberg

Project Euler Level 8

Personal Information

Benjamin Winkel
Max-Planck-Institut für Radioastronomie
Radioobservatorium Effelsberg
Max-Planck-Strasse 28
D-53902 Bad Münstereifel
Germany
+49 02257 301-167 (Effelsberg)
+49 0228 73-3393 (Bonn)
bwinkel at mpifr.de

* 27.01. 1978, Forst (Lausitz)
Alumni of the International Max Planck Research School (IMPRS) for Radio and Infrared Astronomy of Bonn/Cologne

Publications

B. Winkel, H. Wiesemeyer, K. M. Menten et al., Hydrogen in diffuse molecular clouds in the Milky Way, A&A, 600, A2, 2017

T. Röhser, J. Kerp, D. Lenz et al., An all-sky census of Galactic high-latitude molecular intermediate-velocity clouds, A&A, 596, A94, 2016

HI4PI Collaboration et al. (corresponding authors: B. Winkel and P. Kalberla), HI4PI: A full-sky HI survey based on EBHIS and GASS, A&A 594, A116, 2016, press release

T. Röhser, J. Kerp, N. Ben Bekhti et al., High-resolution HI and CO observations of high-latitude intermediate-velocity clouds, A&A, 592, A142, 2016

B. Winkel, D. Lenz, and L. Flöer, Cygrid: A fast Cython-powered convolution-based gridding module for Python, A&A 591, 12W, 2016

P. Kalberla, et al., Cold Milky Way HI Gas in Filaments, ApJ 821, 117, 2016

J. Kerp, et al., A survey of HI gas toward the Andromeda Galaxy, A&A 589, 120K, 2016

H. Wiesemeyer, et al., Far-infrared study of tracers of oxygen chemistry in diffuse clouds, A&A 585, A76, 2016

B. Winkel, J. Kerp, L. Flöer, et al., The Effelsberg-Bonn HI Survey: Milky Way gas. First data release, A&A 585, A41, 2016, press release

P. Serra, et al., SOFIA: a flexible source finder for 3D spectral line data, MNRAS 448, 1922, 2015

D. Lenz, et al., Far-infrared excess emission as a tracer of disk-halo interaction, A&A 573, 83, 2015

N. Indriolo, et al., Herschel Survey of Galactic OH+, H2O+, and H3O+: Probing the Molecular Hydrogen Fraction and Cosmic-Ray Ionization Rate, ApJ 800, 40, 2014

Planck collaboration, Planck 2013 results. XXX. Cosmic infrared background measurements and implications for star formation, A&A 571, 30, 2014

Planck collaboration, Planck 2013 results. I. Overview of products and scientific results, A&A 571, 1, 2014

L. Flöer, B. Winkel, and J. Kerp, Source finding, parametrization and classification for the extragalactic Effelsberg-Bonn HI Survey, A&A 569, 101, 2014

P. Schilke et al., Ubiquitous argonium (ArH+) in the diffuse interstellar medium - a molecular tracer of almost purely atomic gas, A&A, 566, 29, 2014

Planck collaboration, Planck intermediate results. XVII. Emission of dust in the diffuse interstellar medium from the far-infrared to microwave frequencies, A&A, 566, 23, 2014

T. Röhser, J. Kerp, B. Winkel et al., A dynamical transition from atomic to molecular intermediate-velocity clouds, A&A, 564, 71, 2014

P. Schmidt et al., Structure and Kinematics of the Nearby Dwarf Galaxy UGCA 105, A&A, 561, 28, 2014

S. A. Levshakov et al., Limits on the spatial variations of the electron-to-proton mass ratio in the Galactic plane, A&A, 559, 91, 2013

A. K. Hernandez et al., A Low Metallicity Molecular Cloud In The Lower Galactic Halo, ApJ, 777, 19, 2013

M. E. Filho, B. Winkel, J. Sanchez Almeida et al., Extremely Metal-Poor Galaxies: The HI Content, A&A, 558, 18, 2013

J. M. Dickey et al., GASKAP - The Galactic ASKAP Survey, PASA, 30, 3D, 2013

B. Winkel, L. Flöer, A. Kraus, Efficient least-squares basket-weaving, A&A, 547, A119, 2012

N. Ben Bekhti, B. Winkel, P. Richter et al., An absorption-selected survey of neutral gas in the Milky Way halo, A&A, 542, A110, 2012

B. Winkel, A. Kraus, U. Bach, Unbiased flux calibration methods for spectral-line radio observations, A&A, 540, A140, 2012

L. Flöer and B. Winkel, 2D-1D Wavelet Reconstruction As A Tool For Source Finding In Spectroscopic Imaging Surveys, PASA, 29, 244, 2012

B. Winkel, N. Ben Bekhti, V. Darmstädter et al., The high-velocity cloud complex Galactic center negative as seen by EBHIS and GASS. I. Cloud catalog and global properties , A&A (highlight), 533, 105, 2011

J. Kerp, B. Winkel, N. Ben Bekhti et al., The Effelsberg-Bonn HI Survey (EBHIS), AN, 332, 637, 2011

N. Ben Bekhti, B. Winkel, P. Richter et al., On the origin of gaseous galaxy halos - Low-column density gas in the Milky Way halo, Conference proceedings of General Assembly of the Astronomische Gesellschaft, Bonn, 2010

B. Winkel, J. Kerp, P. Kalberla et al., The Effelsberg-Bonn HI Survey: Milky Way data, Conference proceedings of "The Dynamic ISM: A celebration of the Canadian Galactic Plane Survey", Naramata, June 2010

N. Ben Bekhti, P. Richter, B. Winkel et al., Absorption and emission line studies of gas in the Milky Way halo, Conference proceedings of "The Dynamic ISM: A celebration of the Canadian Galactic Plane Survey", Naramata, June 2010

L. Flöer, B. Winkel, J. Kerp, RFI mitigation for the Effelsberg-Bonn HI Survey (EBHIS) , Conference proceedings of "RFI2010 - RFI Mitigation Workshop", Groningen, March 2010

P. Kalberla, N. M. McClure-Griffiths, D. J. Pisano et al., GASS: The Parkes Galactic All-Sky Survey. II. Stray-Radiation Correction and Second Data Release, A&A, 521, A17, 2010

B. Winkel, P. Kalberla, J. Kerp et al., The Effelsberg-Bonn HI Survey: Data reduction, ApJS, 188, 488W, 2010

N. Ben Bekhti, P. Richter, B. Winkel et al., High-resolution 21-cm observations of low-column density small-scale structures in the Milky Way halo, A&A, 503, 483B, 2009

B. Winkel, J. Kerp, P. Kalberla, Data reduction strategy of the Effelsberg-Bonn HI Survey (EBHIS), Conference proceedings of "Panoramic Radio Astronomy", Groningen, June 2009

B. Winkel, The Effelsberg-Bonn HI Survey, Ph.D. thesis (2009)

B. Winkel, J. Kerp, P. Kalberla, R. Keller, The Effelsberg-Bonn HI Survey (EBHIS), Conference proceedings of "The Evolution of Galaxies through the neutral hydrogen window", Puerto Rico, Feb 2008

B. Winkel, J. Kerp, P. Kalberla, R. Keller, The Effelsberg-Bonn HI Survey (EBHIS), Conference proceedings of "Galaxies in the Local Volume", Sydney, July 2007

B. Winkel, J. Kerp, The Robustness of Least-Squares Frequency Switching (LSFS), ApJS 173 (2007), 166-176

B. Winkel, J. Kerp, S. Stanko, RFI detection by automated feature extraction and statistical analysis, Astron. Nachr. 328 (2007) 68-79

B. Winkel, Detektion und Analyse von Interferenzen im Radiofrequenzbereich (German), Diplomarbeit (2005)

Talks

Spectrum management and compatibility studies with Python, Kleinheubacher Tagung KH2017 (U.R.S.I. Germany), Miltenberg, Sep 26, 2017

The HI4PI Survey, ASTRON Colloquium, Dwingeloo, May 11, 2017 (invited)

Astronomical data gridding: cygrid, Python in Astronomy (pyastro) 2017, Leiden, May 10, 2017 (lightning talk)

New ITU-R path propagation models, 60th CRAF Meeting, Bonn/Effelsberg, May 4, 2017

The Effelsberg 100-m telescope - recent results and current developments, AG Annual Meeting, Splinter Workshop: Advances in Radio Astronomy, Kiel, Sept 17, 2015 (invited)

Unbiased flux calibration for single-sish telescopes: dealing with frequency-dependence, URSI Atlantic Radio Science Conference, Commission J: New telescopes, techniques, and observations, Gran Canaria, May 19, 2015

Unbiased flux calibration for single-dish telescopes: using advanced observing techniques, URSI Atlantic Radio Science Conference, Commission J: New telescopes, techniques, and observations, Gran Canaria, May 19, 2015

The Effelsberg-Bonn HI Survey: Enabling great new science, URSI General Assembly and Scientific Symposium, Commission J: Probing the Hydrogen Universe, Beijing, Aug 20, 2014

Unbiased flux calibration for single-dish radio telescopes, RadioNet ERATec Workshop: Calibration of Multi-Beam Receivers, Bologna, Oct 29, 2013 (invited)

The Effelsberg-Bonn HI Survey: Toward the first data release, AG Annual Meeting, Splinter Workshop: Gaseous Galactic Haloes in the Context of Galaxy Evolution, Tübingen, Sept 26, 2013 (invited)

Supplementing HALOGAS with single-dish observations, HALOGAS workshop 2013, Ghent, Jun 24, 2013

The Effelsberg-Bonn HI Survey: First data release, Modern Radio Universe 2013, Bonn, Apr 26, 2013

The Effelsberg-Bonn HI Survey, Kleinheubacher Tagung 2012, U.R.S.I. Deutschland, Miltenberg, Sep 26, 2012

The new Milky Way HI Surveys, AG Annual Meeting, Splinter Workshop: Surveys and Survey Instruments, Heidelberg, Sept 22, 2011

HVC Complex GCN. An example for ongoing warm accretion?, Gas in Galaxies: from Cosmic Web to Molecular Clouds, Kloster Seeon, June 17, 2011

Data analysis (Talk + Hands-on session), European Single Dish School in the Era of Arrays (ESSEA), Bonn, Sept 30, 2010

The Effelsberg-Bonn HI Survey: First results, AG Annual Meeting, Splinter Workshop: LOFAR/SKA, Bonn, Sept 15, 2010

The Effelsberg-Bonn HI Survey: Milky Way data, The Dynamic ISM: A celebration of the Canadian Galactic Plane Survey, Naramata, June 8, 2010

The Effelsberg-Bonn HI Survey: First results, Lunchcolloquium, Dwingeloo, Nov 25, 2009

Data reduction scheme for the Effelsberg-Bonn HI Survey, Panoramic Radio Astronomy, Groningen, Jun 4, 2009

The Effelsberg-Bonn HI Survey, Ph.D. Colloquium, Bonn, Feb 4, 2009

RFI detection by automated feature extraction and statistical analysis, RadioNet - 7th Engineering Forum Workshop, Bonn, Jun 23, 2008

Bias effects in HI surveys, IMPRS seminar, Bonn, Nov 5, 2007

The Effelsberg-Bonn HI Survey, 1st AIfA retreat, Bad Honnef, Oct 27, 2007

Scientific Aims of the Effelsberg-Bonn HI Survey, YERAC07, Bordeaux, Sep 4, 2007

Single Dish Radio Telescopes, IMPRS Retreat, Diemelsee, Aug 21, 2007

The Effelsberg-Bonn HI Survey, "Galaxy Lunch" Colloquium, ATNF/CSIRO, Sydney, Jul 24, 2007

The Effelsberg-Bonn HI Survey, "Feast and Facts" Colloquium, Mt. Stromlo Observatory, Canberra, Jul 20, 2007

The Interstellar Matter (ISM) – Neutral Gas and Overview, IMPRS lecture series, Bonn, May 7, 2007

HI survey with the new Multi Beam Receiver at the 100-m-telescope, IMPRS seminar, Bonn, Nov 13, 2006

The Gamma test, IMPRS Retreat, Klagenfurt, Aug 29, 2006

RFI mitigation using automated feature detection and statistical analysis, IMPRS application for scholarship, Bonn, Feb 14, 2006

Detektion und Analyse von Interferenzen im Radiofrequenzbereich (RFI), Diploma colloquium, Bonn, Aug 25, 2005

Conferences, Workshops, and Schools

Kleinheubacher Tagung, U.R.S.I. Deutschland, Miltenberg, Sep 25-27, 2017

Python in Astronomy (pyastro) 2017, Leiden, May 8-13, 2017

60th CRAF Meeting, Bonn/Effelsberg, May 3-5, 2017

59th CRAF Meeting, Helsinki, May 31-June 1, 2016

58th CRAF Meeting, Amsterdam, Oct 19, 2016

AG Annual Meeting, Kiel, Sep 14-18, 2015

1st URSI Atlantic Radio Science Conference (URSI AT-RASC), Gran Canaria, May 18-22, 2015

57th CRAF Meeting, Birr, May 12-13, 2015

31st URSI General Assembly and Scientific Symposium (URSI GASS), Beijing, Aug 16-23, 2014

Advancing Astrophysics with the Square Kilometre Array, Giardini Naxos (Sicily), Jun 9-13, 2014

RadioNet ERATec Workshop: Calibration of Multi-Beam Receivers, Bologna, Oct 29-30, 2013

AG Annual Meeting, Tübingen, Sep 24-27, 2013

Lecture on Information Field Theory and NIFTY tutorial, Garching, Jul 10/11, 2013

HALOGAS workshop 2013, Ghent, Jun 24-28, 2013

Modern Radio Universe 2013, Bonn, Apr 22-26, 2013

RadioNet ERATec Workshop: Radio Interference in Large Bandwidth Observations, Bonn, Apr 8-12, 2013

Kleinheubacher Tagung, U.R.S.I. Deutschland, Miltenberg, Sep 24-26, 2012

AG Annual Meeting, Heidelberg, Sep 19-23, 2011

Gas in Galaxies: from Cosmic Web to Molecular Clouds, Kloster Seeon, Jun 14-18, 2011

European Single Dish School in the Era of Arrays, Summer School, Bonn, Sep 27-Oct 1, 2010

AG Annual Meeting, Bonn, Sep 13-17, 2010

The Dynamic ISM: A celebration of the Canadian Galactic Plane Survey, Naramata, Jun 6-10, 2010

RFI2010 - RFI Mitigation Workshop, Groningen, Mar 29-31, 2010

CASA tutorial 2009, Bonn, Oct 5-7, 2009

European Radio Interferometry School 2009, Summer School, Oxford, Sep 7-11, 2009

Panoramic Radio Astronomy, Wide-field 1-2 GHz research on galaxy evolution, Groningen, Jun 2-5, 2009

The Role of Disk-Halo Interaction in Galaxy Evolution: Outflow vs. Infall?, Espinho (Portugal), Aug 18-22, 2008

RadioNet - 7th Engineering Forum Workshop: Digital Backend Implementation: Software vs. Hardware, Bonn, Jun 23, 2008

Astronomy in the next decade: synergies with the square kilometre array, MCCT SKADS Workshop Bonn, Apr 14-18, 2008

First MCCT-SKADS Training School, Bologna, Sep 23-29, 2007

Young European Radio Astronomers Conference (YERAC) 2007, Bordeaux, Sep 3-7, 2007

IMPRS Retreat 2007, Diemelsee, Aug 21-23, 2007

Galaxies in the Local Volume, Sydney, Jul 8-13, 2007

Milky Way Halo - Stars and Gas, Bonn, May 29-Jun 2, 2007

Physics of the Interstellar Medium, IMPRS Summer School, Heidelberg, Sep 25-29, 2006

IMPRS Retreat 2006, Klagenfurt, Aug 28-31, 2006

Evolution of galaxies and their large-scale environment, Summer School, Bad Honnef, July, 2006

Curriculum

Since 01.2011

Support scientist at the 100-m telescope Effelsberg, MPIfR

02.2009 - 12.2010

Postdoc at the AIfA, University of Bonn

Working on the Effelsberg-Bonn HI survey

10.2005 - 02.2009

Ph.D. student (Astronomy), University of Bonn & Max-Planck Institute for Radioastronomy

Thesis title: The Effelsberg-Bonn HI survey (EBHIS)
(Development of data reduction software, simulations, focus on: RFI mitigation; Measurements of the LeoT and NGC2403 galaxy.)
Dr. rer. nat. (Ph.D. in Astronomy), magna cum laude

10.1998 - 09.2005

Studies of physics, University of Bonn

Emphasis on: astronomy
Thesis: Detektion und Analyse von Interferenzen im Radiofrequenzbereich (RFI)
(Detection and Analysis of Radio Frequency Interference)
Diplom-Physiker (Diploma in physics), 1.0

08.1997 - 08.1998

Zivildienst (Civilian Service), Asylum "Pro Seniore" Cottbus

Care of (mentally) disabled people

1991 - 1997

Ludwig Leichhardt Gymnasium, Cottbus (Lausitz)

Abitur (A levels), 1.3