Herent Control of Condensed Matter with Attosecond Precision Hiroyuki Katsuki, Nobuyuki Takei, Christian Sommer, and Kenji Ohmori Acc
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CURRICULUM VITAE Christian Sommer, postdoc @ Max Planck Institute for the Science of Light Dr. Christian Sommer Personal Data Date of Birth: 22. 01. 1980 Place of Birth: Elmshorn, Germany Marital Status: Single Citizenship: Germany Contact details Werner-von-Siemens-Str. 10 91052 Erlangen +49 (0) 173 6817144 [email protected] [email protected] Google scholar link: google scholar ResearchGate profile: ResearchGate Competencies Laser Spectroscopy, Laser Technology (UV, VIS, IR Lase), Optics, Optical Detectors, and Optical Measurement Methods Microwave Technology, Microwave synthesizer and waveguides Designing Analog and Digital Electronics Data Acquisition and Data Analysis, Presentation of Data Computer Simulations, Machine learning and Software Skills Writing Scientific Publications and Reports Reviewing Scientific Publications Talks and Presentations Command of Languages Mass Spectrometry High- and Ultrahigh Vacuum Technology and Cryogenic Technology Application of High-voltage Devices Work Experience 01/2017 - present Postdoctoral Researcher (theoretical physics) Max Planck Institute for the Science of Light in the group of Dr. Claudiu Genes, Erlangen, Germany. Projects Analytic calculations in the field of open quantum systems with the focus on collective effects, Cavity QED with molecules and cooling of optomechanical systems Machine learning (Reinforcement learning) for controlling stochastic dynamical systems . Emphases and Professional Activities Performing computer simulations Writing scientific publications and project reports Presenting scientific results (talks and poster presentations) at conferences and scientific meetings 04/2014 – 04/2016 Assistant professor (experimental physics) Department of Photo-Molecular Science, Institute for Molecular Science (IMS), National Institutes of Natural Sciences (Prof. K. Ohmori), Okazaki, Japan . Projects Many-body electron dynamics in an ultracold Rydberg gas Bose Einstein Condensation (BEC) of a dilute Rubidium gas ( https://ucan.physics.utoronto.ca/news/all- optical-bec-in-okazaki-japan/ ) 4-f setup for shaping picosecond pulses and development of an automatic beam alignment system (https://www.youtube.com/watch?v=6lku78 cmdRw&t=2s ) . Emphases and Professional Activities Planning, coordination, and management of scientific projects Designing, building, and commissioning of experimental setups Laboratory work, carrying out of scientific experiments, and data acquisition Analysing of experimental data Performing computer simulations Writing scientific publications Peer-reviewing scientific publications Presenting scientific results (talks and poster presentations) at conferences and scientific meetings 01/2012 – 04/2014 Postdoctoral Researcher (experimental physics) Department of Photo-Molecular Science, Institute for Molecular Science (IMS), National Institutes of Natural Sciences (Prof. K. Ohmori), Okazaki, Japan . Projects Many-body electron dynamics in an ultracold Rydberg gas Development of a realistic software model for Rydberg-Rydberg interactions of Rubidium atoms . Emphases and Professional Activities Laboratory work and performance of scientific experiments Data acquisition and data analysis Performing computer simulations Writing scientific publications Presenting scientific results (talks and poster presentations) at conferences and scientific meetings 07/2011 – 12/2011 Postdoctoral Researcher (experimental physics) Max Planck institute of Quantum Optics, Quantum Dynamics Group (Prof. G. Rempe), Garching, Germany . Projects Resonance enhanced multiphoton ionization (REMPI) ultra-violet (UV) spectroscopy Development of a microwave setup (3 – 150 GHz) for molecule spectroscopy . Emphases and Professional Activities Laboratory work and performance of scientific experiments Data acquisition and data analysis Education and Training 09/2006 – 06/2011 PhD (Dr. rer. nat.) (Summa Cum Laude) (experimental physics) Technical University of Munich (TUM), Max Planck institute of Quantum Optics (MPQ), Quantum Dynamics Group (Prof. G. Rempe), Garching, Germany Doctoral Thesis: Construction and Operation of a Cryogenic Source for Cold Polar Molecules Download: http://mediatum.ub.tum.de/?id=1071797 01/2000 – 04/2006 Diploma in Physics (theoretical physics) University of Hamburg, II. Institute for theoretical physics (Prof. K. Fredenhagen), Hamburg, Germany Specialization: Mathematical physics, Quantum Field Theory Diploma Thesis: Algebraic Characterization of Boundary Conditions in Quantum field theory Download: https://unith.desy.de/people/allmembers/fre denha/diploma_theses 09/1996 – 07/1999 Secondary Education Bismarck Gymnasium, Elmshorn, Germany High School Diploma (Abitur) Syllabus Focus: Chemistry, Physics and Mathematics Supplemental Skills Languages German (native) English (full proficiency) Japanese (basic) French (basic) IT Competence Operating systems: Windows XP/7/10 und Linux MS Office package Programming: Matlab, Python, C/C++, C#, Java Software packages: Matlab, Origin, Labview, Mathematica, Igor, Corel Draw Graphics Suite, Adobe Illustrator, SIMION (ion and electron optics simulation), LaTeX Driving License Category B Professional Service Peer-reviewing for scientific journals (APS) Member of the German Physical Society (Deutsche Physikalische Gesellschaft, DPG) Erlangen, 30. 03. 2020 Dr. Christian Sommer | [email protected] | +49 (0)1736817144 List of Publications . Prospects of reinforcement learning for simultaneous damping of many mechanical modes C. Sommer, M. Asjad, C. Genes Sci Rep 10, 2623 (2020) ( arXiv:1905.12344 [quant-ph] ) . Molecule-photon interactions in phononic environments M. Reitz, C. Sommer, B. Gurlek, V. Sandoghdar, D. Martin-Cano, and C. Genes ( arXiv:1912.02635 [quant-ph] ) . Partial Optomechanical Refrigeration via Multimode Cold-Damping Feedback C. Sommer, and C. Genes Phys. Rev. Lett. 123, 203605 (2019) ( arXiv:1908.07348 [quant-ph] ) . Laser refrigeration of gas filled hollow-core fibres C. Sommer, N. Y. Joly, H. Ritsch, and C. Genes AIP Advances 9, 105213 (2019) ( arXiv:1902.01216v1 [quant-ph] ) . Langevin Approach to Quantum Optics with Molecules M. Reitz, C. Sommer, and C. Genes Phys. Rev. Lett. 122, 203602 (2019) ( arXiv:1812.08592v4 [quant-ph] ) . Enhanced collective Purcell effect of coupled quantum emitter systems D. Plankensteiner, C. Sommer, M. Reitz, H. Ritsch, and C. Genes Phys. Rev. A 99, 043843 (2019) ( arXiv:1811.03442v2 [quant-ph] ) . Attosecond Control of Restoration of Electronic Structure Symmetry C. Liu, J. Manz, K. Ohmori, C. Sommer, N. Takei, J. C. Tremblay, and Y. Zhang Phys. Rev. Lett. 121, 173201 (2018) . Ramsey interferometry of Rydberg ensembles inside microwave cavities C. Sommer, and C. Genes J.Phys. B: At. Mol. Opt. Phys. 51, 115502 (2018) ( arXiv:1710.07582 [quant-ph] ) . Ultrafast Coherent Control of Condensed Matter with Attosecond Precision Hiroyuki Katsuki, Nobuyuki Takei, Christian Sommer, and Kenji Ohmori Acc. Chem. Res. 51 (5), 1174-1184 (2018) 6 Dr. Christian Sommer | [email protected] | +49 (0)1736817144 . Cavity Antiresonance Spectroscopy of Dipole Coupled Subradiant Arrays D. Plankensteiner, C. Sommer, H. Ritsch, and C. Genes Physical Review Letters 119, 093601 (2017) ( arXiv:1703.06039 [quant-ph] ) . Time domain Ramsey interferometry with interacting Rydberg atoms C. Sommer, G. Pupillo, N. Takei, S. Takeda, A. Tanaka, K. Ohmori, and C. Genes Physical Review A 94, 053607 (2016) ( arXiv:1604.02314 [cond-mat.quant-gas] ) . Direct observation of ultrafast many-body electron dynamics in a strongly- correlated ultracold Rydberg gas N. Takei, C. Sommer, C. Genes, G. Pupillo, H. Goto, K. Koyasu, H. Chiba, M. Weidemüller, and K. Ohmori Nat. Commun. 7, 13449 (2016) ( arXiv:1504.03635 [physics.atom-ph] ) http://www.2physics.com/2017/03/ultrafast-quantum-simulator.html . Sisyphus cooling of electrically trapped polyatomic molecules M. Zeppenfeld, B.G.U. Englert, R. Glöckner, A. Prehn, M. Mielenz, C. Sommer, L.D. van Buuren, M. Motsch, and G. Rempe Nature 491, 570 (2012) ( arXiv:1208.0046 [physics.atom-ph] ) . Storage and Adiabatic Cooling of Polar Molecules in a Microstructured Trap B. Englert, M. Mielenz, C. Sommer, J. Bayerl, M. Motsch, P.W.H. Pinkse, G. Rempe, and M. Zeppenfeld Physical Review Letters 107, 263003 (2011) ( arXiv:1107.2821 [quant-ph] ) . Velocity-selected molecular pulses produced by an electric guide C. Sommer, M. Motsch, S. Chervenkov, L.D. van Buuren, M. Zeppenfeld, P.W.H. Pinkse, and G. Rempe Physical Review A 82, 013410 (2010) ( arXiv:1004.0968 [physics.chem-ph] ) . Continuous guided beams of slow and internally cold polar molecules C. Sommer, L.D. van Buuren, M. Motsch, S. Pohle, J. Bayerl, P.W.H. Pinkse, and G. Rempe Faraday Discuss. 142, 203 (2009) ( arXiv:0812.1923 [physics.chem-ph] ) . Collisional effects in the formation of cold guided beams of polar molecules M. Motsch, C. Sommer, M. Zeppenfeld, L.D. van Buuren, P.W.H. Pinkse, and G. Rempe New Journal of Physics 11, 055030 (2009) ( arXiv:0812.2850 [physics.chem-ph] ) 7 Dr. Christian Sommer | [email protected] | +49 (0)1736817144 . Cold guided beams of water isotopologs M. Motsch, L.D. van Buuren, C. Sommer, M. Zeppenfeld, G. Rempe, and P.W.H. Pinkse Physical Review A 79, 013405 (2009) ( arXiv:0809.1728 [physics.chem-ph] ) . Electrostatic Extraction of Cold Molecules from a Cryogenic Reservoir L.D. van Buuren, C. Sommer, M. Motsch, S. Pohle, M. Schenk, J. Bayerl, P.W.H. Pinkse, and G. Rempe Physical Review Letters 102, 033001 (2009)