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Izak Snyman School of Physics University of the Witwatersrand Phone (office): 011-717-6883 E-mail: [email protected] Nationality: South African Date of birth: 23 July 1980 Education 2008 Ph.D. Leiden University, Condensed Matter Physics. Thesis: Scattering problems involving electrons, photons and Dirac electrons. Advisors: C. W. J. Beenakker (Leiden) and Yu. V. Nazarov (Delft). 2004 M.Sc. Stellenbosch University, Theoretical Physics. 2002 B. Sc. Stellenbosch University, Physics. Employment September 2012 until present Senior Lecturer, School of Physics, University of the Witwatersrand. October 2008 until July 2012. Researcher, National Institute for Theoretical Physics, and extraordinary lecturer, Departement of Physics, Stellenbosch University. Research interests General field: Theoretical Condensed Matter Physics. Area of specialization: Quantum transport. Current projects: o Electron correlations in impurity systems that display a Fermi edge singularity. o Polarons in carbon nanotubes Ongoing interests: o Disorder and localization o Mesoscopic superconductivity o Quantum Hall effects without Landau levels o Dirac electrons in graphene Research Grants 2010 – 2012 NRF Thuthuka Grant (post- Ph.D. track) Title of research proposal: Polarons in suspended carbon nanotubes. Publications Articles published in refereed journals 1. I. Snyman (2013) Electron-electron correlations in a dynamical impurity system with a Fermi edge singularity. Phys. Rev. B 87, 165135. 2. A. Sheikhan and I. Snyman (2012) Fermi edge singularity and finite frequency spectral features in a semi-infinite one-dimensional wire. Phys. Rev. B 86, 085122. 1 Izak Snyman 3. I. Snyman and Yu. V. Nazarov (2012) Polarons in suspended carbon nanotubes. Phys. Rev. Lett. 108, 076805. 4. I. Snyman (2009) Gapped state of a carbon monolayer in periodic magnetic and electric fields. Phys. Rev. B 80, 054303. 5. I. Snyman and Yu. V. Nazarov (2009) Bi-stability in voltage-biased normal-metal/ insulator/ superconductor/ insulator/ normal-metal structures. Phys. Rev. B 79, 014510. 6. I. Snyman, J. Tworzydło and C. W. J. Beenakker (2008) Calculation of the conductance of a graphene sheet using the Chalker-Coddington network model. Phys Rev B 78, 045118. 7. I. Snyman and Y.V. Nazarov (2008) The Keldysh action of a general time-dependent scatterer. Phys Rev B 77, 165118. 8. I. Snyman and Y.V. Nazarov (2007) Polarization of a charge qubit strongly coupled to a voltage-driven quantum point contact. Phys. Rev. Lett. 99, 096802. 9. J. Tworzydło, I. Snyman, A.R. Akhmerov and C.J.W. Beenakker (2007) Valley-isospin dependence of the quantum Hall effect in a graphene p-n junction. Phys. Rev. B 76, 035411. 10. I. Snyman and C.W.J. Beenakker (2007) Ballistic transmission through a graphene bi-layer. Phys. Rev. B 75, 045322. 11. I. Snyman and H.B. Geyer (2006) Strong-coupling limit of the Richardson Hamiltonian analyzed using the Dyson mapping. Phys. Rev. B 73, 144516. 12. J. Tobiska, J. Danon, I. Snyman and Y.V. Nazarov (2006) Quantum tunneling detection of twophoton and two-electron processes. Phys. Rev. Lett. 96, 096801. Refereed Conference Proceedings 1. H.B. Geyer and I. Snyman (2005) The Richardson Hamiltonian in the strong coupling limit: new results from an application of the non-unitary Dyson mapping. Czech. J. Phys. 55, 1091. 2. H.B. Geyer, F.G. Scholtz and I. Snyman (2004) Quasi-hermiticity and the role of a metric in some boson Hamiltonians. Czech. J. Phys. 54, 1069. 3. I. Snyman and H.B. Geyer (2004) A non-unitary mapping from Cooper pairs to bosons. Czech. J. Phys. 54, 1133. 4. I. Snyman (2004) Ambiguities in the regularization of the spiked harmonic oscillator. Czech. J. Phys 54, 139. Pre-prints 1. J. D. Brand and I. Snyman (2011) Hall conductance from Berry curvature in carbon nanotubes. arXiv:1105.4758. Editorial 1. J. Van den Brink and I. Snyman (2007) Advancing science in Africa. Nature Mater. 6, 792. Teaching 2013 Freshman Physics (Electrostatics). (First year Engineering students, University of the Witwatersrand.) 2012 Quantum mechanics and its applications. (Third year B.Sc course, University of the Witwatersrand) 2009 – 2011 Introduction to quantum many body theory. (Honors course, Stellenbosch University). 2 Izak Snyman 2008 Introduction to quantum mechanics. (Second year B.Sc. course, Stellenbosch University). Graduate supervision J. D. Brand M. Sc. H. J. R. van Zyl M. Sc. Thesis: A Quantum Hal effect without Landau Levels in a carbon nanotube. (Graduated 2012) Thesis: Bound states near the interface of a distorted graphene sheet and a superconductor (Graduated 2011) Selected talks and conference contributions o Fingerprints of the Loschmidt echo in the long range correlations induced by a dynamical impurity in a Fermi gas. International workshop on equilibration and thermalization in quantum systems, (NITheP, April 2013). o Hall conductance from Berry curvature in carbon nanotubes. NITheP seminar (2011). o Non-equilibrium quantum transport. International workshop on nonequilibrium quantum many-body correlated systems, (NITheP, October 2010), and Physics seminar, Wits (2010). o One parameter scaling for the massive Dirac equation with scalar disorder. Annual SAIP conference, (Pretoria, 2010). o The gapped state in a carbon mono-layer in periodic electric and magnetic fields. APS March meeting (Portland, Oregon, 2010). Theory seminar, group of Joel Moore, UC Berkeley, (2010). o Bi-stability in a voltage biased superconducting island. Annual SAIP conference, (Durban, 2009). o Quantum tunneling detection of two electron and two photon processes. European Network meeting on nanoscale dynamics and quantum coherence, (Catania, 2005). o A non-unitary mapping from Cooper pairs to bosons, 2nd International workshop on pseudoHermitian Hamiltonians in quantum physics, (Prague, 2004). Academic service o Co-organizer (with Jens Eisert and Michael Kastner ) International workshop on equilibration and thermalization in quantum systems . National Institute for Theoretical Physics, (Stellenbosch, April 2013). o Co-organizer o Co-organizer o External Examiner (with Jan von Delft) International workshop on the quantum physics of low dimensional systems and materials. National Institute for Theoretical Physics, (Stellenbosch, January 2011). (with Jan von Delft) International workshop on new renormalization techniques in condensed matter systems. National Institute for Theoretical Physics, (Stellenbosch, September 2009). Student essays. African Institute for Mathematical Sciences, Muizenberg, (2010). 3