Members of the group

Jack Engdahl, PhD student, UNSW

Jack Engdahl

Jack Engdahl

Jack’s research - Electron Interactions in Two-dimensional Systems

Aydin C. Keser, Alumni, currently Senior Scientist/Engineer, Quantum Sensors at CSIRO

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Aydin’s research - Topological Materials

Matthew O’Brien, Alumni, currently PhD student at the University of Illinois at Urbana-Champaign, USA 

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Matthew’s research - Quantum Magnetism in Two-dimensional Systems

Zeb Krix, Alumni, currently postdoc at the University of Basel, Switzerland

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Zeb’s research - Artificial Topological Materials

  • Quantum magnetic oscillations in the absence of closed electron trajectories by Z. E. Krix, O. A. Tkachenko, V. A. Tkachenko, D. Q. Wang, O. Klochan, A. R. Hamilton, O. P. Sushkov, arXiv:2404.04592 

  • Formation of Artificial Fermi Surfaces with a Triangular Superlattice on a Conventional Two-Dimensional Electron Gas by Daisy Q. Wang, Zeb Krix, Oleg P. Sushkov, Ian Farrer, David A. Ritchie, Alexander R. Hamilton, and Oleh Klochan, Nano Lett. 2023, 23, 5, 1705 - 1710. DOI: https://doi.org/10.1021/acs.nanolett.2c04358

  • Patterned bilayer graphene as a tunable strongly correlated system by Z. E. Krix, O. P. Sushkov, Phys. Rev. B 107, 165158 (2023)

  • Correlated physics in an artificial triangular anti-dot lattice by Z. E. Krix, H. D. Scammell, O. P. Sushkov, Phys. Rev. B 105, 075120 (2022)

  • Artificial Graphene in a Strong Magnetic Field: Bulk Current Distribution and Quantum Phase Transitions by Zeb E. Krix and Oleg P. Sushkov, Phys. Rev. B 101, 245311 (2020)

  • Near-Field Excited Archimedean-like Tiling Patterns in Phonon-Polaritonic Crystals by Jiong Yang, Zeb E. Krix, Sejeong Kim, Jianbo Tang, Mohannad Mayyas, Yifang Wang, Kenji Watanabe, Takashi Taniguchi, Lu Hua Li, Alex R. Hamilton, Igor Aharonovich, Oleg P. Sushkov, and Kourosh Kalantar-Zadeh, ACS Nano 2021, 15, 5, 9134 - 9142. DOI: https://doi.org/10.1021/acsnano.1c02507

Yaroslav Kharkov, Alumni, currently Applied Scientist at Amazon Web Services (Braket Team), previously Postdoctoral Researcher at Joint Quantum Institute, University of Maryland.

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Yaroslav's research - Quantum Magnetism

  • Scaling, rotation, and channeling behaviour of helical and skyrmion spin textures in thin films  of Te-doped Cu2OSeO3 by M.-G. Han, J. A. Garlow, Y. Kharkov, L. Camacho, R. Rov, J. Sauceda, G. Vats, K. Kisslinger, T. Kato, O. Sushkov, Y. Zhu, C. Ulrich, T. Söhnel, J. Seidel, Science Advances Vol. 6, no. 13, eaax2138 (2020), DOI: 10.1126/sciadv.aax2138.

  • Quantum Lifshitz criticality in a frustrated two-dimensional XY model by Yaroslav A. Kharkov, Jaan Oitmaa, Oleg P. Sushkov, Phys. Rev. B 101, 035114 (2020).

  • The origin of hour-glass magnetic dispersion in underdoped cuprate superconductors by Y. A. Kharkov, O. P. Sushkov, Phys. Rev. B 100, 224510 (2019).

  • Nature of the spin liquid in underdoped cuprate superconductors by Y. A. Kharkov, O. P. Sushkov, Phys. Rev. B 98, 115118 (2018).

  • Properties of the spin-liquid phase in the vicinity of the Lifshitz transition from Néel to spin-spiral state in frustrated magnets by Yaroslav A. Kharkov, Jaan Oitmaa, and Oleg P. Sushkov, Phys. Rev. B 98, 144420 (2018).

  • Unifying static and dynamic properties in three-dimensional quantum antiferromagnets by H. D. Scammell, Y. Kharkov, Yan Qi Qin, Zi Yang Meng, B. Normand, and O. P. Sushkov, Phys. Rev. B 96, 174414 (2017).

  • Bound States of Skyrmions and Merons near the Lifshitz Point by Y. A. Kharkov, O. P. Sushkov, and M. Mostovoy, Phys. Rev. Lett. 119, 207201 (2017).

  • The amplitudes and the structure of the charge density wave in YBCO by Kharkov, Y. A. and Sushkov, O. P., Sci. Rep. 6, 34551; doi: 10.1038/srep34551 (2016).

  • Impurity-induced magnetization in three dimensional antiferromagnet at quantum critical point by Yaroslav A. Kharkov, Ivan S. Terekhov, Oleg P. Sushkov, Phys. Rev. B, 92, 155122 (2015).

  • Casimir effect mechanism of pairing between fermions in the vicinity of a magnetic quantum critical point by Yaroslav A. Kharkov, Oleg P. Sushkov, Phys. Rev. B, 91, 235105 (2015).

Samuel Bladwell, Alumni, currently Senior Editor, Nature Communications Journal, London

Samuel's research - Spintronics

  • Measuring hole g-factor anisotropies using transverse magnetic focusing by Samuel Bladwell and Oleg P. Sushkov, Phys. Rev. B 99, 081401(R) (2019).

  • A quantum point contact as a (near) perfect spin polariser by Samuel Bladwell, arXiv:1811.11354.

  • Interference in spin-orbit coupled transverse magnetic focusing: Emergent phase due to in-plane magnetic fields by Samuel Bladwell and Oleg P. Sushkov, Phys. Rev. B 98, 085438 (2018).

  • Interference effects and Huygens’ principle in transverse magnetic focusing of electrons and holes by Samuel Bladwell and Oleg P. Sushkov, Phys. Rev. B 96, 035413 (2017).

  • Magnetic Focusing of Electrons and Holes in the presence of spin orbit interactions by Samuel Bladwell, Oleg P. Sushkov, Phys. Rev. B, 92, 235416 (2015).

Tommy Li, Alumni, currently postdoc at Dahlem Center for Complex Quantum Systems, Freie Universitat, Berlin (previously Postdoc at Niels Bohr Institute, University of Copenhagen)

Tommy's research - Spintronics, Topological Insulators, Semiconductor Heterostructures, Artificial Topological Materials

Dmitry Miserev, Alumni, Postdoc at The Center for Quantum Science and Quantum Computing, University of Basel, Switzerland

Dmitry's research - Spintronics

  • Electrical control of the g tensor of the first hole in a silicon MOS quantum dot. S. D. Liles, F. Martins, D. S. Miserev, A. A. Kiselev, I. D. Thorvaldson, M. J. Rendell, I. K. Jin, F. E. Hudson, M. Veldhorst, K. M. Itoh, O. P. Sushkov, T. D. Ladd, A. S. Dzurak, and A. R. Hamilton, Phys. Rev. B 104, 235303 (2021).

  • Prediction of the spin triplet two-electron quantum dots in Si: towards controlled quantum simulations of magnetic systems by D. Miserev and O. P. Sushkov, Phys. Rev. B, 100, 205129 (2019).

  • Electrical control of the Zeeman spin splitting in two-dimensional hole systems by E. Marcellina, A. Srinivasan, D. S. Miserev, A. F. Croxall, D. A. Ritchie, I. Farrer, O. P. Sushkov, Dimitrie Culcer, and A. R. Hamilton, Phys. Rev. Lett. 121, 077701 (2018).

  • Detection and control of spin-orbit interactions in a GaAs hole quantum point contact by A. Srinivasan, D. S. Miserev, K. L. Hudson, O. Klochan, K. Muraki, Y. Hirayama, D. Reuter, A. D. Wieck, O. P. Sushkov and A. R. Hamilton, Phys. Rev. Lett. 118, 146801 (2017).

  • Mechanisms for strong anisotropy of in-plane g-factors in hole based quantum point contacts by D. S. Miserev, A. Srinivasan, O. A. Tkachenko, V. A. Tkachenko, I. Farrer, D. A. Ritchie, A. R. Hamilton, and O. P. Sushkov, Phys. Rev. Lett. 119, 116803 (2017).

  • Dimensional reduction of the Luttinger Hamiltonian and g-factors of holes in symmetric two-dimensional semiconductor heterostructures by D. S. Miserev, O. P. Sushkov, Phys. Rev. B 95, 085431 (2017).

  • Electrical control of the sign of the g factor in a GaAs hole quantum point contact by Srinivasan, A., Hudson, K.L., Miserev, D., Yeoh, L. A., Klochan, O., Muraki, K., Hirayama, Y., Sushkov, O. P., Hamilton, A.R. Phys. Rev. B, 94, 041406(R) (2016).

  • G-factors of hole bound states in spherically symmetric potentials in cubic semiconductors by Dmitry Miserev, Oleg Sushkov, European Physical Journal B, 89, 74 (2016).

Harley Scammell, Alumni, currently Senior Lecturer, School of Mathematical and Physical Sciences, University of Technology Sydney

Harley's research - Quantum Magnetism, Topological Materials

  • Exciton condensation in biased bilayer graphene by Harley D. Scammell, Oleg P. Sushkov, Phys. Rev. Research 5, 043176 (2023). DOI: https://doi.org/10.1103/PhysRevResearch.5.043176

  • Dynamical screening and excitonic bound states in biased bilayer graphene by Harley D. Scammell, Oleg P. Sushkov, Phys. Rev. B 107, 085104 (2023) DOI: 10.1103/PhysRevB.107.085104

  • Chiral excitonic order from twofold van Hove singularities in kagome metals by Harley D. Scammell, Julian Ingham, Tommy Li, and Oleg P. Sushkov, Nature Communications 14, 605 (2023)

  • Correlated physics in an artificial triangular anti-dot lattice by Z. E. Krix, H. D. Scammell, O. P. Sushkov, Phys. Rev. B 105, 075120 (2022)

  • Bose-Einstein condensation of deconfined spinons in two dimensions by Adam Iaizzi, Harley D. Scammell, Oleg P. Sushkov, Anders W. Sandvik, Phys. Rev. B 101, 104412 (2020).

  • Interplay of Quantum and Statistical Fluctuations in Critical Quantum Matter by Harley Scammell. Springer International Publishing, xx, 165 pages, 2018. (hardcover ISBN 978-3-319-97531-3)

  • Tuning the topological insulator states of artificial graphene by H. D. Scammell and O. P. Sushkov, Phys. Rev. B 99, 085419 (2019)

  • Unifying static and dynamic properties in three-dimensional quantum antiferromagnets by H. D. Scammell, Y. Kharkov, Yan Qi Qin, Zi Yang Meng, B. Normand, and O. P. Sushkov, Phys. Rev. B 96, 174414 (2017).

  • Multiple universalities in order-disorder magnetic phase transitions by H. D. Scammell, O. P. Sushkov, Phys. Rev B 95, 094410 (2017).

  • Nonequilibrium quantum mechanics: A "hot quantum soup" of paramagnons by H. D. Scammell, O. P. Sushkov, Phys. Rev. B 95, 024420 (2017).

  • Asymptotic freedom in quantum magnets by Harley Scammell, Oleg P. Sushkov, Phys. Rev. B, 92, 220401(R) (2015).

  • Violation of the Spin Statistics Theorem and the Bose-Einstein Condensation of Particles with Half Integer Spin by H. D. Scammell, O. P. Sushkov, Phys. Rev. Lett., 114, 055702 (2015).

Gregoire Vionnet, Alumni, Master of Science Diploma student, Exchange, Institute of Theoretical Physics, Ecole Polytechnique Federale de Lausanne (EPFL), Switzerland.

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Gregoire's research - Electron Correlations, Spintronics

PhD Theses

Full text of the PhD theses is available on the UNSW Library catalogue.

Zeb E. Krix. Controlling interaction effects in artificial crystals. PhD Thesis, University of New South Wales, 2023.

Samuel Bladwell. Transverse magnetic focusing in electron and hole systems with strong spin-orbit interactions. PhD Thesis, University of New South Wales, 2018.

Dmitry Miserev. Effective Hamiltonian approach and symmetry analysis of the low-dimensional semiconductor systems. PhD Thesis, University of New South Wales, 2018.

Harley Scammell. Interplay of quantum and statistical fluctuations in critical quantum matter. PhD Thesis, University of New South Wales, 2017.

Yaroslav Kharkov. Quantum critical matter: Casimir pairing, emergent orders and topological defects. PhD Thesis, University of New South Wales, 2017.

Tommy Li. Spin-orbit coupling and topological phase transitions in semiconductor heterostructures. PhD Thesis, University of New South Wales, 2017.

Michael Holt. Modelling magnetic dynamics in high-temperature superconductors. PhD Thesis, University of New South Wales, 2012.

Clare Sloggett. Electron correlations in mesoscopic systems. PhD Thesis, University of New South Wales, 2007.

Andreas Luscher. Doped quantum antiferromagnets. PhD Thesis, University of New South Wales, 2007.

Timur Mukhamedjanov. Manifestations of fundamental symmetry violation in solids : a theoretical approach. PhD Thesis, University of New South Wales, 2006.

Pavel Schevchenko. Quantum phenomena in strongly correlated electrons systems. PhD Thesis, University of New South Wales, 1999.

Alexander V. Dotsenko. Strongly correlated electrons and high temperature superconductivity. PhD Thesis, University of New South Wales, 1996.

Research group meetings

The Condensed Matter Theory group meets in the School of Physics on Tuesdays at 11:00 am and on Thursdays at 11:00 am. Members of other research groups in the School welcome to participate.

Counting quite good together.

Counting quite good together.