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Showing 1 to 11 of 11 for “"planar tunneling"”.
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Planar Tunneling Into YBCMO (M = Zinc, Nickel) Thin Films
Planar tunneling spectroscopy of Zn and Ni-doped Y1Ba 2Cu3O7-delta thin films is reported. The tunneling conductance is studied as a function of crystallographic orientation, doping concentration, temperature and applied magnetic field. Tunnel junctions are fabricated with either Bi or Pb as a …
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Planar tunneling into Y1Ba2Cu3-xMxO7-d (M=Zn, Ni) thin films
Submitted by Jenny Wong-Welch (wongwel2@illinois.edu) on 2011-11-08T22:37:34Z No. of bitstreams: 1 2001_badica.pdf: 5363182 bytes, checksum: 896acb8e7679738d941b8d4e04571dc1 (MD5)
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Planar Tunneling Spectroscopy of Thin-Film Niobium, Niobium/normal Metal and Niobium/semicondutor Structures
… between these two materials was utilized as a tunneling barrier. A method was developed to fabricate small area junctions. The tunneling conductance as a function of semiconductor properties and sample temperature have been found to be consistent with results reported in the literature.
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Planar tunneling spectroscopy of thin-film Nb, Nb/normal metal and Nb/semiconductor structures
… between these two materials was utilized as a tunneling barrier. A method was developed to fabricate small area junctions. The tunneling conductance as a function of semiconductor properties and sample temperature have been found to be consistent with results reported in the literature.
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Planar Tunneling and Andreev Bound State Spectroscopy of YBa2Cu3O7- d Thin Films Using Solution-Deposited Zirconia Insulators
Planar tunnel spectroscopic measurements are performed on YBa2Cu3O7-δ (YBCO) thin films at four different crystallographic orientations. Since tunneling is a highly surface-sensitive probe on YBCO, films have been optimized for high surface quality. To fabricate the tunneling insulator, a novel …
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Planar Tunneling and Andreev Bound State Spectroscopy of Yttrium Barium Copper Oxide Thin Films Using Solution-Deposited Zirconia Insulators
… In doing so, various behaviors of the tunneling conductance and its dependence on magnetic field, temperature, and injected current as a function of these counter-electrode deposition techniques has been observed. Modeling of the tunneling conductance has provided insight into the …
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Thermodynamic and tunneling measurements of van der Waals heterostructures
… ground state of an electronic system and planar tunneling measurements that access its quasiparticle excitation spectrum. Both techniques were applied to van der Waals materials, a class of crystals composed of layered atomic sheets with weak interplane bonding which permits the isolation …
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Point-contact Andreev reflection studies on superconductors
… Andreev reflection spectroscopy (PCARS) and planar tunneling spectroscopy are used to investigate the density of states and superconducting gap structure of several novel superconducting systems. Theoretical and experimental background is given with an emphasis on PCARS as applied to various …
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Graphene-Based Nanodevices in the Superconducting and Strongly Correlated Regimes
… of this phenomenon is investigated using planar tunneling spectroscopy. Then, a superconductor-graphene-superconductor junction is coupled to a superconducting circuit to create and manipulate the first graphene-based transmon qubit. In the second part of this dissertation, the electronic …
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Growth, Transport, and Tunneling Spectroscopy of Y(1-X) Pr(x) Ba(2) Cu(3) O(7) Thin Films as a Function of Crystallographic Orientation
The planar tunneling spectroscopy of superconducting, Pr-doped YBa$\rm\sb2Cu\sb3O\sb7$ thin films is reported. The tunneling conductance is studied as a function of both crystallographic orientation and Pr concentration. Tunnel junctions are fabricated on thin films grown by off-axis magnetron …
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Growth, transport, and tunneling spectroscopy of Y1̳-̳x̳Prx̳Ba2̳Cu3̳07̳ thin films as a function of crystallographic orientation
The planar tunneling spectroscopy of superconducting, Pr-doped YBa2Cu301 thin films is reported. The tunneling conductance is studied as a function of both crystallographic orientation and Pr concentration. Tunnel junctions are fabricated on thin films grown by off-axis magnetron sputter deposition …