Nanoscale Research in Quantum Materials


John Wei GROUP   CONTACT
Condensed Matter Physics
University of Toronto
 
                   
Select Publications:

1. Atomic-scale identification of novel planar defect phases in heteroepitaxial YBa2Cu3O7-x thin films
    AIP Advances 8, no. 5, 055022 (2018). pdf

2. Synthesis of high-oxidation Y-Ba-Cu-O phases in superoxygenated thin films
    Physical Review Materials 2, 033803 (2018). pdf

3. Superconducting epitaxial YBa2Cu3O7-x on SrTiO3-buffered Si(001)
    Bulletin of Materials Science 41, no. 1, p.23 (2018). pdf

4. Pseudo-Landau levels of Bogoliubov quasiparticles in strained nodal superconductors
    Physical Review B 96, 224516 (2017). pdf

5. Atomic-Scale study of proximity effect in manganite/cuprate thin-film heterostructures
    Ceramics Transactions 255, 261 (2016). pdf


6. Point-Contact Andreev Reflection Spectroscopy on Bi2Se3 Single Crystals
    International Journal of Modern Physics B, Vol. 30, 1642002 (2016). pdf 


7. Attenuation of superconductivity in manganite/cuprate thin-film heterostructures by epitaxially induced CuO
   
intergrowths

    Applied Physics Letters 103, 052606 (2013). pdf 

8. Observation of In-Plane Vortex Lattice Transition in the Multiband Superconductor 2H-NbSe2 by Scanning
    Tunneling Spectroscopy
   
    Preprint, arXiv:1303.3559 (2013).
pdf  


9. Spectroscopic signatures of the Larkin-Ovchinnikov state in the conductance characteristics of a normal-
   
metal/superconductor junction

    Physical Review B 85 014503 (2012). pdf


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0. Scanning tunneling spectroscopy study of c-axis proximity effect in epitaxial bilayer manganite/cuprate thin films
      Physical Review B 84 104522 (2011).  pdf

1
1. Lateral Imaging of the Superconducting Vortex Lattice using Doppler Modulated Scanning Tunneling Microscopy
      Applied Physics Letters 99, 192505 (2011).  pdf

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2. Andreev Nanoprobe of Half-Metallic CrO2 Films using Superonducting Cuprate Tips
      Applied Physics Letters 99, 192508 (2011).  pdf

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3. Local tunneling probe of (110) Y0.95Ca0.05Ba2Cu3O7-d thin films in a magnetic field
      Physical Review B 82, 054505 (2010).  pdf
 
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4. STM Spectroscopy on Superconducting FeSe1−xTex Single Crystals at 300 mK
      Journal of Physics and Chemistry of Solids, Volume 72-5, 483 (2011). pdf

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5. Andreev Spectroscopy Study of Multigap Pairing in PrOs4Sb12
      Journal of the Physical Society of Japan 77, 21 (2008).  pdf

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6. Tunneling Spectroscopy on c-axis Y1-xCaxBa2Cu3O7-d Thin Films
      Physical Review Letters 98, 177003 (2007).  pdf

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7. Conductance characteristics between a normal metal and a 2D Fulde-Ferrell-Larkin-
      Ovchnnikov superconductor: the Fulde-Ferrell state
      Physical Review B 73, 214514 (2006). pdf

18. Spectroscopic Evidence for Multiple Order Parameter Components in the Heavy Fermion Superconductor CeCoIn5
      Physical Review Letters 94, 107005 (2005). pdf
People:   Prof. John Wei  Students 

Labs:       Cryomagnetics  Laser Deposition  Nanofabrication 

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