Publications

Preprints

• "(NH4)2Sx passivation of the (311)A GaAs surface in AlGaAs/GaAs heterostructures", D.J. Carrad, A.M. Burke, P.J. Reece, R.W. Lyttleton, D.E.J. Waddington, A. Rai, D. Reuter, A.D. Wieck and A.P. Micolich, Submitted to Physical Review B, available at arXiv:1212.0930.

2012

• "Origin of gate hysteresis in p-type Si-doped AlGaAs/GaAs heterostructures", A.M. Burke, D.E.J. Waddington, D.J. Carrad, R.W. Lyttleton, H.H. Tan, P.J. Reece, O. Klochan, A.R. Hamilton, A. Rai, D. Reuter, A.D. Wieck and A.P. Micolich, Physical Review B 86, 165309 (2012).
• "Extreme Sensitivity of the Spin-Splitting and 0.7 Anomaly to Confining Potential in One-Dimensional Nanoelectronic Devices", A.M. Burke, O. Klochan, I. Farrer, D.A. Ritchie, A.R. Hamilton and A.P. Micolich, Nano Letters 12, 4495 (2012).
• "Is it the boundaries of disorder that dominates electron transport in semiconductor 'billiards'?", A.P. Micolich, A.M. See, B.C. Scannell, C.A. Marlow, T.P. Martin, I. Pilgrim, A.R. Hamilton, H. Linke and R.P. Taylor, Invited paper in press for Fortschritte der Physik.
• "Impact of Small-angle Scattering on Ballistic Transport in Quantum Dots", A.M. See, I. Pilgrim, B.C. Scannell, R.D. Montgomery, O. Klochan, A.M. Burke, M. Aagesen, P.E. Lindelof, I. Farrer, D.A. Ritchie, R.P. Taylor, A.R. Hamilton and A.P. Micolich, Physical Review Letters 108, 196807 (2012).
  This paper was highlighted by news articles in Science Daily, PhysOrg and Science Alert, and a podcast for Materials Today.
• "Probing the Sensitivity of Electron Wave Interference to Disorder-Induced Scattering in Solid-State Devices", B.C. Scannell, I. Pilgrim, A.M. See, R.D. Montgomery, P.K. Morse, M.S. Fairbanks, C.A. Marlow, H. Linke, I. Farrer, D.A. Ritchie, A.R. Hamilton, A.P. Micolich, L. Eaves and R.P. Taylor, Physical Review B 85, 195319 (2012).
• * "Fabrication and characterization of ambipolar devices on an undoped AlGaAs/GaAs heterostructure", J.C.H. Chen, D.Q. Wang, O. Klochan, A.P. Micolich, A.R. Hamilton, K. Das Gupta, F. Sfigakis, D.A. Ritchie, D. Reuter, A.D. Wieck and A.R. Hamilton, Applied Physics Letters 100, 052101 (2012).
• "Realizing lateral wrap-gated nanowire FETs: Controlling gate length with chemistry rather than lithography", K. Storm, G. Nylund, L. Samuelson and A.P. Micolich, Nano Letters 12, 1 (2012).
  This paper is the cover article for the Jan. 2012 edition of Nano Letters
  This paper was highlighted by news articles in Materials Today, PhysOrg and Zeitnews.

2011

• "What lurks below the last plateau: experimental studies of the 0.7 x 2e2/h conductance anomaly in one-dimensional systems", A.P. Micolich, J. Phys.: Condens. Matter 23, 443201 (2011).
• "Tracking the energies of one-dimensional subband edges in quantum point contacts using dc conductance measurements", A.P. Micolich and U. Zülicke, J. Phys.: Condens. Matter 23, 362201 (2011).
• * "Observation of the Kondo Effect in a Spin-3/2 Hole Quantum Dot", O. Klochan, A.P. Micolich, A.R. Hamilton, K. Trunov, D. Reuter and A.D. Wieck, Phys. Rev. Lett. 107, 076805 (2011).
• * "Resistively Detected Nuclear Magnetic Resonance in n- and p-type GaAs Quantum Point Contacts", Z.K. Keane, M.C. Godfrey, J.C.H. Chen, S. Fricke, O. Klochan, A.M. Burke, A.P. Micolich, H.E. Beere, D.A. Ritchie, K.V. Trunov, D. Reuter, A.D. Wieck and A.R. Hamilton, Nano Lett. 11, 3147 (2011).
• "A tunable metal-organic resistance thermometer", A.P. Stephenson, A.P. Micolich, K.H. Lee, P. Meredith and B.J. Powell, ChemPhysChem 12, 116 (2011).
  This Communication was highlighted by news articles in Materials Today, Wired, PhysOrg, TCE Today, and Chemistry Views.
  This Communication made Chem.Phys.Chem.'s list of 25 most downloaded papers for 2011.

2010

• * "Piezoelectric rotator for studying quantum effects in semiconductor nanostructures at high magnetic fields and low temperatures", L.A. Yeoh, A. Srinivasan, T.P. Martin, O. Klochan, A.P. Micolich and A.R. Hamilton, Rev. Sci. Instrum. 81, 113905 (2010).
• * "Origin of the hysteresis in bilayer two-dimensional systems in the quantum Hall regime", L.H. Ho, L.J. Taskinen, A.P. Micolich, A.R. Hamilton, P. Atkinson and D.A. Ritchie, Phys. Rev. B 82, 153305 (2010).
• * "Electrometry using the quantum Hall effect in a bilayer 2D electron system", L.H. Ho, L.J. Taskinen, A.P. Micolich, A.R. Hamilton, P. Atkinson and D.A. Ritchie, Appl. Phys. Lett. 96, 212102 (2010).
• "Competition between superconductivity and weak localization in metal-mixed ion-implanted polymers", A.P. Stephenson, A.P. Micolich, U. Divakar, P. Meredith and B.J. Powell, Phys. Rev. B 81, 144520 (2010).
• * "AlGaAs/GaAs single electron transistors fabricated without modulation doping", A.M. See, O. Klochan, A.R. Hamilton, A.P. Micolich, M. Aagesen and P.E. Lindelof, Appl. Phys. Lett. 96, 112104 (2010).
• * "Fabrication and characterization of an induced GaAs single hole transistor", O. Klochan, J.C.H. Chen, A.P. Micolich, A.R. Hamilton, K. Muraki and Y. Hirayama, Appl. Phys. Lett. 96, 092103 (2010).
• * "Observation of orientation- and k-dependent Zeeman spin-splitting in hole quantum wires on (100)-oriented AlGaAs/GaAs heterostructures", J.C.H. Chen, O. Klochan, A.P. Micolich, A.R. Hamilton, T.P. Martin, L.H. Ho, U. Zuelicke, D. Reuter and A.D. Wieck, New J. Phys. 12, 033043 (2010).
• * "Field orientation dependence of the Zeeman spin-splitting in (In,Ga)As quantum point contacts", T.P. Martin, A. Szorkovszky, A.P. Micolich, A.R. Hamilton, C.A. Marlow, R.P. Taylor, H. Linke and H.Q. Xu, Phys. Rev. B 81, 041403 (2010).
• * "Ground-plane screening of Coulomb interactions in 2D systems - How effectively can one 2D system screen interactions in another?", L.H. Ho, A.P. Micolich, A.R. Hamilton and O.P. Sushkov, Phys. Rev. B 80, 155412 (2010).

* indicates papers completed in close association with Quantum Electronic Devices group