Curriculum Vitae

Jens Koch, Northwestern University

„ CONTACT INFORMATION Prof. Jens Koch Assistant Professor, Department of Physics and Astronomy Northwestern University 2145 Sheridan Road Evanston, IL 60208 Phone: (914) 374-9190 Email: [email protected] URL: http://sites.weinberg.northwestern.edu/koch/

„ CURRENT RESEARCH Research in my group at Northwestern focuses on theory of strongly correlated polaritons in circuit QED arrays, their nonequilibrium dynamics and dissipative phase transitions and on quantum coherence in superconducting circuits.

„ SELECTED HONORS & AWARDS Erasmus Mundus Scholarship for guest lectures at Chalmers University (Sweden)

2012

Travel Award by the National Institute for Theoretical Physics in South Africa

2012

NSF CAREER Award

2011 2006 – 2010

Yale Postdoctoral Prize Fellowship Carl Ramsauer Award for outstanding PhD theses in the physical sciences by the Berlin Physical Society

2007

“Physik-Studienpreis der Wilhelm und Else Heraeus Stiftung" (award for outstanding graduates in physics)

2004

PhD scholarship by the German National Academic Foundation (Studienstiftung des deutschen Volkes)

2004 – 2006

Fulbright Scholarship

2002 – 2003

Scholarship by the German National Academic Foundation (Studienstiftung des deutschen Volkes)

2000 – 2003

„ EDUCATION Ph.D. in Physics, summa cum laude Freie Universität Berlin, Germany Thesis: Quantum transport through single-molecule devices Advisor: Felix von Oppen

July 2006

M.S. (“Diplom") in Physics, grade: A (excellent) Freie Universität Berlin, Germany Thesis: Topological quantum numbers and high precision measurements Advisors: David J. Thouless (University of Washington), Felix von Oppen

July 2003

August 2000

B.S. (“Vordiplom") in Physics Universität Kaiserslautern, Germany 1

Jens Koch, Northwestern University

Curriculum Vitae

„ RESEARCH EXPERIENCE Northwestern University (Assistant Professor) Theoretical research on hardware for quantum computation based on superconducting circuits and circuit QED; nonequilibrium states of many-body quantum systems. − developed perturbation theory directly based on the Lindblad master equation, application to finite and infinite circuit QED lattices − demonstrated the use of S(N ) permutation symmetry in the analysis of large superconducting circuits

Evanston, IL since 2010

Yale University (Postdoctoral Associate, Advisor: Steven M. Girvin) New Haven, CT Research in fundamental and applied mesoscopic superconductivity; quantum information 2006 – 2010 processing and quantum optics with circuit quantum electrodynamics. − developed theory and helped design two new superconducting quantum circuits with improved coherence times, now widely used by a number of groups worldwide − worked out field theory for the Jaynes-Cummings lattice and proved existence of multicritical curves in the quantum phase diagram Freie Universität Berlin (Graduate Researcher, Advisor: Felix von Oppen) Berlin, Germany Quantum effects of electron-vibron coupling on electronic transport through single molecules 2003–2006 under nonequilibrium conditions − predicted Franck-Condon blockade of electric current − described exotic bunching effects such as avalanche transport and electron pair hopping University of Washington (Graduate Researcher, Advisor: David J. Thouless ) Josephson effects in charged and neutral superfluids, relation between topological quantum numbers and high precision measurements

Seattle, WA 2002–2003

„ PUBLICATIONS Google Scholar citation metrics [as of February 2015]: h -index=25, total number of citations: 3976 [1] G. Zhu, J. Koch, I. Martin, Nematic Superfluidity and Wigner Crystallization of Bosons in Frustrated Kagome Lattices, arXiv:1411.0043 (2014). [2] J. Dempster, B. Fu, D. G. Ferguson, D. I. Schuster, J. Koch, Understanding degenerate ground states of a protected quantum circuit in the presence of disorder, Phys. Rev. B 90, 094518 (2014). [3] A. C. Y. Li, F. Petruccione, J. Koch, Perturbative approach to Markovian open quantum systems, Sci. Rep. 4, 4887 (2014). [4] A. D. Greentree, J. Koch, J. Larson, Editorial: Fifty years of Jaynes-Cummings physics, J. Phys. B: At. Mol. Opt. Phys. 46, 220201 (2013). [5] G. Zhu, S. Schmidt, J. Koch, Dispersive regime of the Jaynes-Cummings and Rabi lattice, New J. Phys. 15, 115002 (2013). [6] G. Zhu, J. Koch, Asymptotic expressions for charge-matrix elements of the fluxonium circuit, Phys. Rev. B 87, 144518 (2013). [7] S. Schmidt, J. Koch, Circuit QED lattices: towards quantum simulation with superconducting circuits, Ann. Phys. (Berlin) 525, 395–412 (2013). [36 citations] [8] D. G. Ferguson, A. A. Houck, J. Koch, Symmetries and collective excitations in large superconducting circuits, Phys. Rev. X 3, 011003 (2013); with Synopsis in Physics . [11 citations] [9] G. Zhu, D. G. Ferguson, V. E. Manucharyan, J. Koch, Circuit QED with fluxonium qubits: theory of the dispersive regime, Phys. Rev. B 87, 024510 (2013). 2

Jens Koch, Northwestern University

Curriculum Vitae

[10] D. Underwood, W. Shanks, J. Koch, A. A. Houck, Low-Disorder Microwave Cavity Lattices for Quantum Simulation with Photons, Phys. Rev. A 86, 023837 (2012). [55 citations] [11] A. A. Houck, H. E. Türeci, and J. Koch, On-chip quantum simulation with superconducting circuits, Nature Phys. 8, 292–299 (2012). [224 citations] [12] V. E. Manucharyan, . . ., J. Koch, L. I. Glazman, M. H. Devoret, Evidence for coherent quantum phase-slips . across a Josephson junction array, Phys. Rev. B 85, 024521 (2012). Editor’s Suggestion [13] P. Dutt, J. Koch, J. E. Han, K. Le Hur, Effective Equilibrium Theory of Nonequilibrium Quantum Transport, Ann. Phys. 326, 2963 (2011). [14] A. Nunnenkamp, J. Koch, S. M. Girvin, Synthetic gauge fields and homodyne transmission in Jaynes-Cummings lattices, New J. Phys. 13, 095008 (2011). [47 citations] [15] G. Catelani, J. Koch, · · · , L. I. Glazman, Quasiparticle relaxation of superconducting qubits in the presence of flux, Phys. Rev. Lett. 106, 077002 (2011). [16] J. Koch, A. A. Houck, K. Le Hur, S. M. Girvin, Time-reversal symmetry breaking in circuit-QED based photon lattices, Phys. Rev. A 82, 043811 (2010); featured with a Viewpoint in Physics . [111 citations] [17] J. Koch, V. Manucharyan, M. H. Devoret, L. I. Glazman, Charging effects in the inductively shunted Josephson junction, Phys. Rev. Lett. 103, 217004 (2009); featured with a synopsis in Physics . [18] V. Manucharyan, J. Koch, M. Brink, L. I. Glazman, M. H. Devoret, Coherent oscillations between classically separable quantum states of a superconducting loop, arXiv:0910.3039 (2009). [19] J. Koch and K. Le Hur, Superfluid–Mott Insulator Transition of Light in the Jaynes-Cummings Lattice, Phys. Rev. A 80, 023811 (2009). [102 citations] [20] V. Manucharyan, J. Koch, L. I. Glazman, M. H. Devoret, Fluxonium: Single Cooper-Pair Circuit Free of Charge Offsets, Science 326, 113 (2009); featured in: Journal Club for Condensed Matter Physics 02/2010, www.condmatjournalclub.org. [147 citations] [21] L. S. Bishop, · · · , J. Koch, G. Johansson, S. M. Girvin, and R. J. Schoelkopf, Proposal for generating and detecting multi-qubit GHZ states in circuit QED, New J. Phys. 11, 073040 (2009). [22] A. A. Houck, J. Koch, M. H. Devoret, S. M. Girvin, and R. J. Schoelkopf, Life after charge noise: recent results with transmon qubits, Quant. Inf. Proc. 8, 105 (2009). [23] J. M. Chow, J. M. Gambetta, L. Tornberg, J. Koch, . . ., S. M. Girvin, and R. J. Schoelkopf, Randomized benchmarking and process tomography for gate errors in a solid-state qubit, Phys. Rev. Lett. 102, 090502 (2009). [24] L. S. Bishop, J. M. Chow, J. Koch, . . ., S. M. Girvin, and R. J. Schoelkopf, Nonlinear response of the vacuum Rabi resonance, Nature Phys. 5, 105 (2009). [154 citations] [25] J. Koch and K. Le Hur, Discontinuous current-phase relations in small 1D Josephson junction arrays, Phys. Rev. Lett. 101, 097007 (2008). [26] A. A. Houck, J. A. Schreier, B. R. Johnson, J. M. Chow, J. Koch, . . ., S. M. Girvin, and R. J. Schoelkopf, Controlling the spontaneous emission of a superconducting transmon qubit, Phys. Rev. Lett. 101, 080502 (2008). [178 citations] [27] J. A. Schreier, A. A. Houck, J. Koch, . . ., S. M. Girvin, and R. J. Schoelkopf, Suppressing charge noise deco. [245 herence in superconducting charge qubits, Phys. Rev. B 77, 180502(R) (2008); Editor’s Suggestion citations] [28] M. C. Lüffe, J. Koch, and F. von Oppen, Vibrational absorption sidebands in the Coulomb blockade regime, Phys. Rev. B 77, 125306 (2008). 3

Jens Koch, Northwestern University

Curriculum Vitae

[29] J. Majer, J. M. Chow, J. M. Gambetta, J. Koch, . . ., S. M. Girvin, and R. J. Schoelkopf, Coupling Superconducting Qubits via a Cavity Bus, Nature 449, 443 (2007). [693 citations] [30] J. Koch, T. M. Yu, J. Gambetta, . . ., S. M. Girvin, and R. J. Schoelkopf, Charge insensitive qubit design derived from the Cooper pair box, Phys. Rev. A 76, 042319 (2007). [571 citations] [31] J. Koch, E. Sela, Y. Oreg, and F. von Oppen, Nonequilibrium charge-Kondo transport through negative-U molecules, Phys. Rev. B 75, 195402 (2007). [32] J. Koch, F. von Oppen, and A. V. Andreev, Theory of the Franck-Condon blockade, Phys. Rev. B 74, 205438 (2006). [158 citations] [33] F. von Oppen and J. Koch, Novel quantum transport effects in single-molecule transistors, in: Advances in Solid State Physics 46 (Springer-Verlag, Berlin). [34] E. Sela, Y. Oreg, F. von Oppen, and J. Koch, Fractional shot noise in the Kondo regime, Phys. Rev. Lett. 97, 086601 (2006). [35] J. Koch, M. Semmelhack, F. von Oppen, and A. Nitzan, Current-induced nonequilibrium vibrations in singlemolecule devices, Phys. Rev. B 73, 155306 (2006). [72 citations] [36] J. Koch, M. E. Raikh, and F. von Oppen, Pair tunneling through single molecules, Phys. Rev. Lett. 96, 056803 (2006). [91 citations] [37] J. Koch and F. von Oppen, Effects of charge-dependent vibrational frequencies and anharmonicities in transport through molecules, Phys. Rev. B 72, 113308 (2005). [38] J. Koch, M. E. Raikh, and F. von Oppen, Full counting statistics of strongly non-Ohmic transport through single molecules, Phys. Rev. Lett. 95, 056801 (2005). [39] J. Koch and F. von Oppen, Franck-Condon Blockade and Giant Fano Factors in Transport through Single Molecules, Phys. Rev. Lett. 94, 206804 (2005). [338 citations] [40] J. Koch, F. von Oppen, Y. Oreg, and E. Sela, Thermopower of single-molecule devices, Phys. Rev. B 70, 195107 (2004). [132 citations]

„ SELECTED INVITED TALKS 1. Open-system quantum simulation with photons, Colloquium Talk, Institute for Quantum Computation and University of Waterloo (Waterloo, February 2015) 2. Open-system quantum simulation with photons, Invited Keynote Speaker, Quantum Information Processing, Communication and Control (QIPCC) 2014 (Drakensberg, South Africa, November 2014) 3. Degenerate ground states and protection in new superconducting quantum circuits, Workshop Talk, Northwestern University (Evanston, June 2014) 4. Prospects and Challenges of Photon-Based Quantum Simulators, Seminar Talk, University of Notre Dame (Notre Dame, January 2014) 5. What to do if my quantum system is leaking?, Talk for the Society of Physics Students, Northwestern University (Evanston, November 2013) 6. Perturbation Theory for Open-System Quantum Simulators, Invited Talk at Royal Society Workshop on “Many body quantum optics and correlated states of light”, The Royal Society at Chicheley Hall (Chicheley Hall, United Kingdom, October 2013) 7. Perturbation Theory for Open-System Quantum Simulators, Invited Talk at Workshop on “Quantum Simulatons”, Benasque Center for Science (Benasque, Spain, October 2013) 4

Jens Koch, Northwestern University

Curriculum Vitae

8. Superconducting Quantum Circuits: From Artificial Atoms to Interacting Photon Lattices, Colloquium Talk, Los Alamos National Laboratory (Los Alamos, August 2013) 9. Prospects and Challenges of Superconducting Circuits with Many Degrees of Freedom, Seminar Talk, University of Oulu (Oulu, May 2013) 10. Prospects and Challenges of Superconducting Circuits with Many Degrees of Freedom, Seminar Talk, Aalto University (Helsinki, May 2013) 11. Three Lectures on Advanced Superconducting Qubits and Circuit QED Lattices, MC2 Institute for Microtechnology and Nanoscience, Chalmers University (Gothenburg, Sweden, November 2012) 12. Quantum Phases and Nonequilibrium Dynamics in Circuit QED lattices, Seminar Talk, National Institute of Theoretical Physics at Universiteit Stellenbosch (Stellenbosch, South Africa, August 2012) 13. From few to many degrees of freedom: Quantum coherence in superconducting circuits, Seminar Talk, University of KwaZulu-Natal (Durban, South Africa, July 2012) 14. Quantum Phases and Nonequilibrium Dynamics in Circuit QED lattices, Invited Conference Talk, Nonequilibrium Phenomena in Ultra-cold Atoms and Strongly Interacting Photons, Princeton Center of Theoretical Sciences (Princeton, June 2012) 15. From few to many degrees of freedom: Quantum coherence in superconducting circuits, Seminar Talk, Michigan State University (East Lansing, March 2012) 16. Quantum coherence in superconducting circuits: from few to many degrees of freedom, Theoretical Condensed Matter Seminar, University of Chicago (Chicago, December 2011) 17. Superconducting qubits grow up: Quantum coherence in circuits with many degrees of freedom, Colloquium Talk, IQC/University of Waterloo (Waterloo, August 2011) 18. Superconducting qubits grow up: Quantum coherence in circuits with many degrees of freedom, Invited Conference Talk, Frontiers of Quantum and Mesoscopic Thermodynamics (Prague, July 2011) 19. Where is my quantum computer? Lessons from recent research on superconducting qubits, Seminar Talk, Washington University (St. Louis, December 2010) 20. Nonlinear response of the vacuum Rabi resonance, APS March Meeting (Pittsburgh, 2009) 21. Quantum coherence in circuits with Josephson junction arrays, Linnaeus Colloquium, Chalmers University of Technology (Göteborg, February 2009) 22. Quantum Computation and Quantum Optics with Circuit QED, Colloquium Talk, TU Dresden (Dresden, December 2008) 23. The inductively shunted Cooper Pair Box, Conference Talk, Solid State Quantum Information (Pisa, December 2008) 24. Nonlinear response of the vacuum Rabi resonance, Workshop Talk, 2nd International Workshop on Solid State Quantum Computing (Taipei, June 2008) 25. Quantum Computation and Quantum Optics with Circuit QED, Symposium Talk, DPG Meeting (Berlin, February 2008) 26. Introducing the transmon: an improved superconducting qubit based on the Cooper pair box, Seminar, University of Basel (Basel, August 2007) 27. Collective effects in transport through single-molecule devices, Seminar, Argonne National Laboratory (Argonne, March 2006) 28. Collective effects in transport through single-molecule devices, Seminar, Harvard University (Cambridge, February 2006) 5

Jens Koch, Northwestern University

Curriculum Vitae

„ TEACHING EXPERIENCE Evanston, IL Fall 2014 Spring 2014 Winter 2014 Spring 2013 Winter 2013 Spring 2012 Winter 2012 Spring 2011 Winter 2011

Northwestern University Physics 422-1: Condensed Matter Physics I Physics 135-3: General Physics III Physics 422-2: Condensed Matter Physics II Physics 135-3: General Physics III Physics 450: Theory of Open Quantum Systems Physics 333-2: Advanced Electricity and Magnetism Physics 333-1: Advanced Electricity and Magnetism Physics 333-2: Advanced Electricity and Magnetism Physics 333-1: Advanced Electricity and Magnetism

QIPCC 2014 Drakensberg, South Africa Summer School on Quantum Information Processing, Communication and Control November 2014 3 lectures on “Designing quantum hardware: basics and advances in superconducting qubits" Munich, Germany July 2013

FindingNano 2013 Summer School on Nano Science, 15 hours of lectures Yale University Adviser for Jack O’Connor’s Senior Project Teaching Preceptorship, Yale McDougal Graduate Teaching Center Physics 344: Quantum and Nanoscale Physics (filling in for two lectures)

New Haven, CT 2008–2009 2008 2008 Göteborg, Sweden December 2012 February 2009 August 2007

Chalmers University Guest Lecturer (three lectures) Guest Lecturer (two lectures) Invited Lecturer (Linnaeus Summer School)

Taipei, Taiwan June 2008

Quantum Information Science Summer School Invited Lecturer „ ADDITIONAL PROFESSIONAL EXPERIENCE & ASSOCIATIONS

Referee for Physical Review Letters, Physical Review X, Physical Review A&B, Applied Physics Letters, New Journal of Physics, and Europhysics Letters. Reviewer for the National Science Foundation. Member of the American Physical Society. Ally of the Northwestern University LGBTQ Safe Space Program. „ OUTREACH ACTIVITIES AAAS Family Science Days In collaboration with NU Science in Society, we participated in the Family Science Days at the AAAS Meeting in Chicago with a Northwestern booth, showing magnetism and superconductivity demos to the public.

February 2014

Science Club Field Trip to Northwestern Organized and facilitated a field trip for 20 middle school students to Northwestern for an afternoon on Low Temperature Physics

May 2013

Junior Science Club on Magnetism Facilitated a Junior Science Club afternoon on Magnetism at the Boys and Girls Club in Chicago.

May 2012

Outreach Article on Quantum Physics Published an article titled “Why Quantum Physics is Weird – and Stunningly Useful” in collaboration with NU Science in Society.

6

December 2011