Curriculum vitae

Dirk Puetzfeld

employment

02/2011 - now Assistant Professor Tohoku University (Astronomical Institute)
04/2008 - 01/2011 Postdoc Max-Planck-Institute for Gravitational Physics (Albert-Einstein-Institute)
11/2005 - 03/2008 Postdoc University of Oslo (Institute for Theoretical Astrophysics)
01/2004 - 10/2005 Postdoc Iowa State University (Department of Physics and Astronomy)
07/2003 -
12/2003 Postdoc University of Cologne (Institute for Theoretical Physics - Gravity Group)
10/2000 -
06/2003 Stipendiat des Graduiertenkollegs Scientific Computing
04/2000 -
08/2000 Student assistant (SHK), Inst. for Theoretical Physics, Cologne. Tasks: computeralgebra in electrodynamics, lectures on Reduce.
studies

June 2003 Ph.D. (Dr. rer. nat.) in physics with the thesis Building and testing cosmological models: From Friedmann to Weyl-Cartan under Prof. F.W. Hehl
August 2000 Diplom in physics with the thesis Exact solutions in metric-affine gauge theory under Prof. F.W. Hehl
April 1997 Vordiplom in Physics
1994 - 2000 Physics at the University of Cologne, Germany
school education

May 1994 Allgemeine Hochschulreife
1985 - 1994 Rheingymnasium in Koeln-Muelheim, Germany
1981 - 1985 Primary school in Koeln-Muelheim, Germany
presentations May 2011 Invited talk on the problem of motion in General Relativity. Leibniz-Institute for Astrophysics (AIP), Potsdam, Germany. February 2011 Talk on the equations of motion in General Relativity. 3rd GCOE International Symposium, Astronomical Institute, Tohoku University, Sendai, Japan. September 2010 Talk on the motion of extended bodies in General Relativity and the history of multipolar approximation schemes. Astronomical Institute, Tohoku University, Sendai, Japan. March 2010 Invited talk on the motion of extended bodies in General Relativity. Annual meeting of the German Physical Society (DPG), University of Bonn, Germany. October 2009 Talk on the motion of extended bodies in General Relativity. ZARM, University of Bremen, Germany. July 2009 Talk on multipolar approximation schemes and the motion of extended bodies in General Relativity. Institute of Theoretical Physics, University of Cologne, Germany. March 2009 Talk on the motion of extended bodies in General Relativity. SFB/TR7 Meeting, 16 - 17 March, 2009, University of Jena, Germany. December 2008 The problem of motion and the use of multipolar approximation schemes in gravity. 24th Texas Symposium on Relativistic Astrophysics, Vancouver, Canada, December 8 - 12, 2008. December 2008 Multipolar approximation techniques and their use in astrophysics and cosmology. High Energy Theory and Astrophysics Seminar at the Department of Physics, University of Utah, USA. December 2008 Probing the nature of space and time. Nuclear and Particle Theory seminar at the Department of Physics and Astronomy, University of Iowa, USA. November 2008 The problem of motion and the use of approximation schemes in relativistic astrophysics. Astronomy seminar at the Department of Physics and Astronomy, Iowa State University, USA. November 2007 Probing the nature of space and time. Colloquium at the Institute for Theoretical Astrophysics, University of Oslo, Norway. October 2007 Invited talk on the motion of test bodies with microstructure in gauge gravity models. Held at the conference on "Myron Mathisson: his life, work, and influence on current research", Stefan Banach International Mathematical Center, Warsaw, Poland. June 2007 Talk on the motion of test particles and the use of multipole formalisms in gravity. Held at the Institute for Theoretical Astrophysics, University of Oslo, Norway. May 2007 Talk on the problem of motion in alternative gravitational theories. Held at the Institute for Theoretical Physics, University of Geneva, Switzerland. October 2006 Talk on the Newtonian limit of higher-order gravity theories. Held at the cosmology seminar, Institute for Theoretical Astrophysics, University of Oslo, Norway. June 2006 Talk on the problem of motion in General Relativity. Held at the relativity group seminar, Institute for Theoretical Physics, University of Cologne, Germany. May 2006 Talk on the early history of the problem of motion. Held at the cosmology seminar, Institute for Theoretical Astrophysics, University of Oslo, Norway. December 2005 Talk on general relativistic approximation schemes and their application to cosmology. Cosmology 2005: A reality check, Copenhagen, Denmark. October 2005 Invited talk on general relativistic approximation schemes and the PN approximation in cosmology. University of Iowa, Iowa City, USA. September 2005 Invited talk on general relativistic approximation schemes and their application to cosmology. Institute for Theoretical Astrophysics, University of Oslo, Oslo, Norway. August 2005 Talk on the post-Newtonian approximation and its application in cosmology. COSMO-05, Bonn, Germany. June 2005 Invited talk on the post-Newtonian approximation in cosmology and other approximation schemes in General Relativity. Korea Astronomy and Space Science Institute, Daejon, Korea. June 2005 Invited talk on approximation schemes in General Relativity and the first order cosmological post-Newtonian approximation (1CPNA). Kyungpook National University, Taegu, Korea. June 2005 Talk on approximation schemes in cosmology. Held at PASCOS 2005, Gyeongju, Korea. May 2005 Talk on the post-Newtonian approximation in cosmology and the history of approximation schemes in general relativity. Held at the astronomy seminar of the Korea Institute of Advanced Study (KIAS), Seoul, Korea. May 2005 Invited talk on alternative gravity theories and their application in modern cosmology. Held at the KIAS-APCTP-DMRC workshop on "The Dark Side of the Universe", KIAS, Seoul, Korea. May 2005 Talk on approximation schemes in general relativity. Held at the astronomy seminar of the Department of Physics and Astronomy, Iowa State University, USA. December 2004 Talk on the search for a gravitational solution of the dark matter and dark energy problem in cosmology. Held at the University of Utah, Salt Lake City, USA. December 2004 Poster presentation on the status and prospects of non-Riemannian cosmology. Texas Symposium 2004, Stanford University, USA. November 2004 Popular talk on geometric concepts in gravitation and cosmology. Held at the seminar of the ISU Math Club, Iowa State University, Ames, USA. November 2004 Talk on trends in theoretical cosmology. Held at the GNP seminar, Iowa State University, Ames, USA. November 2004 Invited talk on the search for a gravitational solution of the dark matter and dark energy problem in cosmology. Held at University of Iowa, Iowa City, USA. October 2004 Invited talk on the status of Non-Riemannian Cosmology (NRC) and discussion of the impact of current cosmological observations on theoretical model building. Held at Korean Institute for Advanced Study (KIAS), Seoul, South Korea. October 2004 Invited talk on current theoretical landscape in cosmology with particular emphasis on the status of Non-Riemannian Cosmology (NRC). Brief discussion of recent results regarding the type Ia supernovae, X-ray cluster, and FRIIb radio galaxy measurements in the context of a non-standard cosmological model. Held at Ewha Womans University, Seoul, South Korea. October 2004 Invited talk on recent developments in cosmology with particular emphasis on the status of dark matter and dark energy. Discussion of the implications of these concepts on cosmological model building. Discussion of some recent results regarding the type Ia supernovae, X-ray cluster, and FRIIb radio galaxy measurements in the context of a non-standard cosmological model. Held at Beijing Normal University, Beijing, P.R. of China. September 2004 Talk on the current theoretical landscape in cosmology. Held at the astronomy seminar of the Department of Physics and Astronomy, Iowa State University, USA. September 2004 Status and prospects of non-Riemannian cosmology (NRC). Held at COSMO-04, Toronto, Canada. [ pdf ] February 2004 Brief review of the current status of non-Riemannian cosmology (NRC). Latest results from SNIa for a non-standard model. Held at the 6th UCLA Symposium on the sources and detection of Dark Matter and Dark Energy in the universe , Marina Del Rey, CA, USA. [ pdf ] January 2004 A rather broad brushed overview of the advancements in building and testing non-Riemannian cosmological models. In particular I focus on the developments within the framework of metric-affine gravity (MAG) and one of its special cases, the so-called Weyl-Cartan spacetime. Held at the astronomy seminar of the Department of Physics and Astronomy, Iowa State University, USA. [ ps ] December 2002 Talk on the primordial synthesis of light elements with focus on the production of helium-4. Held at the seminar of the Graduiertenkolleg Scientific Computing, University of Cologne, Germany. [ ps ] July 2002 Talk on the cosmic microwave background with focus on the different types of experiments.Held at the seminar of the Graduiertenkolleg Scientific Computing, University of Cologne,Germany. [ ps | pdf ] February 2002 Talk on parameter estimation from recent type Ia supernova data in a non-standard cosmological model. Originally designated for Dark Matter 2002. [ ps | pdf ] January 2002 Talk on the estimation of cosmological parameters from the magnitude-redshift relation by using type Ia supernova data. Held at the seminar of the Graduiertenkolleg Scientific Computing, University of Cologne, Germany. [ ps | pdf ] September 2001 Talk on a new cosmological model in Weyl-Cartan spacetime. Held at the Journees Relativistes, University College Dublin, Ireland. [ ps | pdf ] June 2001 Talk on the cosmological standard model and on a cosmological solution in an alternative theory of gravity at the seminar of the Graduiertenkolleg Scientific Computing, University of Cologne, Germany [ gzipped ps | ps | pdf ] March 2001 Talk on a cosmological solution in Weyl-Cartan spacetime at the annual meeting of the German Physical Society (DPG), University of Bonn, Germany. [ gzipped ps | ps | pdf ] November 2000 Invited lecture on an exact plane-fronted wave solution in metric-affine gravity at a Conference in honour of Heinz Dehnen's 65th and Dietrich Kramer's 60th birthday." Held at CINVESTAV-IPN, Mexico City. September 2000 Talk on cosmological solutions in metric-affine gravity at the seminar of the Graduiertenkolleg Scientific Computing, University of Cologne, Germany. Partly based on an article on a cosmological model in Weyl-Cartan spacetime.

02/2011 - now	Assistant Professor Tohoku University (Astronomical Institute)
04/2008 - 01/2011	Postdoc Max-Planck-Institute for Gravitational Physics (Albert-Einstein-Institute)
11/2005 - 03/2008	Postdoc University of Oslo (Institute for Theoretical Astrophysics)
01/2004 - 10/2005	Postdoc Iowa State University (Department of Physics and Astronomy)
07/2003 - 12/2003	Postdoc University of Cologne (Institute for Theoretical Physics - Gravity Group)
10/2000 - 06/2003	Stipendiat des Graduiertenkollegs Scientific Computing
04/2000 - 08/2000	Student assistant (SHK), Inst. for Theoretical Physics, Cologne. Tasks: computeralgebra in electrodynamics, lectures on Reduce.

June 2003	Ph.D. (Dr. rer. nat.) in physics with the thesis Building and testing cosmological models: From Friedmann to Weyl-Cartan under Prof. F.W. Hehl
August 2000	Diplom in physics with the thesis Exact solutions in metric-affine gauge theory under Prof. F.W. Hehl
April 1997	Vordiplom in Physics
1994 - 2000	Physics at the University of Cologne, Germany

May 1994	Allgemeine Hochschulreife
1985 - 1994	Rheingymnasium in Koeln-Muelheim, Germany
1981 - 1985	Primary school in Koeln-Muelheim, Germany

May 2011	Invited talk on the problem of motion in General Relativity. Leibniz-Institute for Astrophysics (AIP), Potsdam, Germany.
February 2011	Talk on the equations of motion in General Relativity. 3rd GCOE International Symposium, Astronomical Institute, Tohoku University, Sendai, Japan.
September 2010	Talk on the motion of extended bodies in General Relativity and the history of multipolar approximation schemes. Astronomical Institute, Tohoku University, Sendai, Japan.
March 2010	Invited talk on the motion of extended bodies in General Relativity. Annual meeting of the German Physical Society (DPG), University of Bonn, Germany.
October 2009	Talk on the motion of extended bodies in General Relativity. ZARM, University of Bremen, Germany.
July 2009	Talk on multipolar approximation schemes and the motion of extended bodies in General Relativity. Institute of Theoretical Physics, University of Cologne, Germany.
March 2009	Talk on the motion of extended bodies in General Relativity. SFB/TR7 Meeting, 16 - 17 March, 2009, University of Jena, Germany.
December 2008	The problem of motion and the use of multipolar approximation schemes in gravity. 24th Texas Symposium on Relativistic Astrophysics, Vancouver, Canada, December 8 - 12, 2008.
December 2008	Multipolar approximation techniques and their use in astrophysics and cosmology. High Energy Theory and Astrophysics Seminar at the Department of Physics, University of Utah, USA.
December 2008	Probing the nature of space and time. Nuclear and Particle Theory seminar at the Department of Physics and Astronomy, University of Iowa, USA.
November 2008	The problem of motion and the use of approximation schemes in relativistic astrophysics. Astronomy seminar at the Department of Physics and Astronomy, Iowa State University, USA.
November 2007	Probing the nature of space and time. Colloquium at the Institute for Theoretical Astrophysics, University of Oslo, Norway.
October 2007	Invited talk on the motion of test bodies with microstructure in gauge gravity models. Held at the conference on "Myron Mathisson: his life, work, and influence on current research", Stefan Banach International Mathematical Center, Warsaw, Poland.
June 2007	Talk on the motion of test particles and the use of multipole formalisms in gravity. Held at the Institute for Theoretical Astrophysics, University of Oslo, Norway.
May 2007	Talk on the problem of motion in alternative gravitational theories. Held at the Institute for Theoretical Physics, University of Geneva, Switzerland.
October 2006	Talk on the Newtonian limit of higher-order gravity theories. Held at the cosmology seminar, Institute for Theoretical Astrophysics, University of Oslo, Norway.
June 2006	Talk on the problem of motion in General Relativity. Held at the relativity group seminar, Institute for Theoretical Physics, University of Cologne, Germany.
May 2006	Talk on the early history of the problem of motion. Held at the cosmology seminar, Institute for Theoretical Astrophysics, University of Oslo, Norway.
December 2005	Talk on general relativistic approximation schemes and their application to cosmology. Cosmology 2005: A reality check, Copenhagen, Denmark.
October 2005	Invited talk on general relativistic approximation schemes and the PN approximation in cosmology. University of Iowa, Iowa City, USA.
September 2005	Invited talk on general relativistic approximation schemes and their application to cosmology. Institute for Theoretical Astrophysics, University of Oslo, Oslo, Norway.
August 2005	Talk on the post-Newtonian approximation and its application in cosmology. COSMO-05, Bonn, Germany.
June 2005	Invited talk on the post-Newtonian approximation in cosmology and other approximation schemes in General Relativity. Korea Astronomy and Space Science Institute, Daejon, Korea.
June 2005	Invited talk on approximation schemes in General Relativity and the first order cosmological post-Newtonian approximation (1CPNA). Kyungpook National University, Taegu, Korea.
June 2005	Talk on approximation schemes in cosmology. Held at PASCOS 2005, Gyeongju, Korea.
May 2005	Talk on the post-Newtonian approximation in cosmology and the history of approximation schemes in general relativity. Held at the astronomy seminar of the Korea Institute of Advanced Study (KIAS), Seoul, Korea.
May 2005	Invited talk on alternative gravity theories and their application in modern cosmology. Held at the KIAS-APCTP-DMRC workshop on "The Dark Side of the Universe", KIAS, Seoul, Korea.
May 2005	Talk on approximation schemes in general relativity. Held at the astronomy seminar of the Department of Physics and Astronomy, Iowa State University, USA.
December 2004	Talk on the search for a gravitational solution of the dark matter and dark energy problem in cosmology. Held at the University of Utah, Salt Lake City, USA.
December 2004	Poster presentation on the status and prospects of non-Riemannian cosmology. Texas Symposium 2004, Stanford University, USA.
November 2004	Popular talk on geometric concepts in gravitation and cosmology. Held at the seminar of the ISU Math Club, Iowa State University, Ames, USA.
November 2004	Talk on trends in theoretical cosmology. Held at the GNP seminar, Iowa State University, Ames, USA.
November 2004	Invited talk on the search for a gravitational solution of the dark matter and dark energy problem in cosmology. Held at University of Iowa, Iowa City, USA.
October 2004	Invited talk on the status of Non-Riemannian Cosmology (NRC) and discussion of the impact of current cosmological observations on theoretical model building. Held at Korean Institute for Advanced Study (KIAS), Seoul, South Korea.
October 2004	Invited talk on current theoretical landscape in cosmology with particular emphasis on the status of Non-Riemannian Cosmology (NRC). Brief discussion of recent results regarding the type Ia supernovae, X-ray cluster, and FRIIb radio galaxy measurements in the context of a non-standard cosmological model. Held at Ewha Womans University, Seoul, South Korea.
October 2004	Invited talk on recent developments in cosmology with particular emphasis on the status of dark matter and dark energy. Discussion of the implications of these concepts on cosmological model building. Discussion of some recent results regarding the type Ia supernovae, X-ray cluster, and FRIIb radio galaxy measurements in the context of a non-standard cosmological model. Held at Beijing Normal University, Beijing, P.R. of China.
September 2004	Talk on the current theoretical landscape in cosmology. Held at the astronomy seminar of the Department of Physics and Astronomy, Iowa State University, USA.
September 2004	Status and prospects of non-Riemannian cosmology (NRC). Held at COSMO-04, Toronto, Canada. [ pdf ]
February 2004	Brief review of the current status of non-Riemannian cosmology (NRC). Latest results from SNIa for a non-standard model. Held at the 6th UCLA Symposium on the sources and detection of Dark Matter and Dark Energy in the universe , Marina Del Rey, CA, USA. [ pdf ]
January 2004	A rather broad brushed overview of the advancements in building and testing non-Riemannian cosmological models. In particular I focus on the developments within the framework of metric-affine gravity (MAG) and one of its special cases, the so-called Weyl-Cartan spacetime. Held at the astronomy seminar of the Department of Physics and Astronomy, Iowa State University, USA. [ ps ]
December 2002	Talk on the primordial synthesis of light elements with focus on the production of helium-4. Held at the seminar of the Graduiertenkolleg Scientific Computing, University of Cologne, Germany. [ ps ]
July 2002	Talk on the cosmic microwave background with focus on the different types of experiments.Held at the seminar of the Graduiertenkolleg Scientific Computing, University of Cologne,Germany. [ ps \| pdf ]
February 2002	Talk on parameter estimation from recent type Ia supernova data in a non-standard cosmological model. Originally designated for Dark Matter 2002. [ ps \| pdf ]
January 2002	Talk on the estimation of cosmological parameters from the magnitude-redshift relation by using type Ia supernova data. Held at the seminar of the Graduiertenkolleg Scientific Computing, University of Cologne, Germany. [ ps \| pdf ]
September 2001	Talk on a new cosmological model in Weyl-Cartan spacetime. Held at the Journees Relativistes, University College Dublin, Ireland. [ ps \| pdf ]
June 2001	Talk on the cosmological standard model and on a cosmological solution in an alternative theory of gravity at the seminar of the Graduiertenkolleg Scientific Computing, University of Cologne, Germany [ gzipped ps \| ps \| pdf ]
March 2001	Talk on a cosmological solution in Weyl-Cartan spacetime at the annual meeting of the German Physical Society (DPG), University of Bonn, Germany. [ gzipped ps \| ps \| pdf ]

November 2000	Invited lecture on an exact plane-fronted wave solution in metric-affine gravity at a Conference in honour of Heinz Dehnen's 65th and Dietrich Kramer's 60th birthday." Held at CINVESTAV-IPN, Mexico City.
September 2000	Talk on cosmological solutions in metric-affine gravity at the seminar of the Graduiertenkolleg Scientific Computing, University of Cologne, Germany. Partly based on an article on a cosmological model in Weyl-Cartan spacetime.

Curriculum vitae

employment

studies

school education

presentations