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D. Koelle

Identifiers

  • name variant D. Koelle 0.60 · backfill

Papers (105)

  1. Josephson junctions and SQUIDs created by focused helium ion beam irradiation of YBa$_2$Cu$_3$O$_7$ cond-mat.supr-con · 2019 · author #9
  2. Real-space probing of the local magnetic response of thin-film superconductors using single spin magnetometry cond-mat.supr-con · 2018 · author #6
  3. Coupling ultracold atoms to a superconducting coplanar waveguide resonator cond-mat.quant-gas · 2017 · author #8
  4. NanoSQUID magnetometry of individual cobalt nanoparticles grown by focused electron beam induced deposition cond-mat.supr-con · 2016 · author #7
  5. NanoSQUIDs: Basics & recent advances cond-mat.supr-con · 2016 · author #2
  6. Tunable $\varphi$ Josephson Junction ratchet cond-mat.supr-con · 2016 · author #5
  7. Model $I$--$V$ curves and figures of merit of underdamped deterministic Josephson ratchets cond-mat.mes-hall · 2016 · author #3
  8. Three-Axis Vector Nano Superconducting Quantum Interference Device cond-mat.supr-con · 2016 · author #9
  9. Magnetization reversal of an individual exchange biased permalloy nanotube cond-mat.mes-hall · 2015 · author #16
  10. Effective model for a short Josephson junction with a phase discontinuity cond-mat.supr-con · 2015 · author #5
  11. Tunable $\pm\varphi$, $\varphi_0$ and $\varphi_0\pm\varphi$ Josephson junction cond-mat.supr-con · 2015 · author #2
  12. Sensitivity of ultracold atoms to quantized flux in a superconducting ring physics.atom-ph · 2015 · author #8
  13. Thermal and electromagnetic properties of Bi$_2$Sr$_2$CaCu$_2$O$_8$ intrinsic Josephson junction stacks studied via one-dimensional coupled sine-Gordon equations cond-mat.supr-con · 2014 · author #19
  14. Radiation power and linewidth of a semifluxon-based Josephson oscillator cond-mat.supr-con · 2013 · author #5
  15. The effect of normal metal layers in ferromagnetic Josephson junctions cond-mat.supr-con · 2013 · author #5
  16. Trapping of ultra cold atoms in a 3He/4He dilution refrigerator physics.atom-ph · 2013 · author #14
  17. Dendritic flux avalanches in Niobium single crystal near critical temperature cond-mat.supr-con · 2013 · author #6
  18. Phase retrapping in a pointlike $\varphi$ Josephson junction: the Butterfly effect cond-mat.supr-con · 2013 · author #3
  19. Modeling the linewidth dependence of coherent terahertz emission from intrinsic Josephson junction stacks in the hot-spot regime cond-mat.supr-con · 2013 · author #14
  20. Memory cell based on a $\varphi$ Josephson junction cond-mat.supr-con · 2013 · author #7
  21. Reversal mechanism of an individual Ni nanotube simultaneously studied by torque and SQUID magnetometry cond-mat.mes-hall · 2013 · author #16
  22. Nanoscale multifunctional sensor formed by a Ni nanotube and a scanning Nb nanoSQUID cond-mat.supr-con · 2013 · author #15
  23. Fractional vortex in asymmetric 0-$\pi$ long Josephson junctions cond-mat.supr-con · 2013 · author #3
  24. Manipulation and coherence of ultra-cold atoms on a superconducting atom chip physics.atom-ph · 2013 · author #10
  25. Ferromagnetic planar Josephson junction with transparent interfaces: a {\phi} junction proposal cond-mat.supr-con · 2013 · author #5
  26. The emergence of atomic semifluxons in optical Josephson junctions cond-mat.quant-gas · 2012 · author #4
  27. Electrical Breakdown in a V2O3 device at the Insulator to Metal Transition cond-mat.mtrl-sci · 2012 · author #5
  28. Sub-\mu m Josephson Junctions for Superconducting Quantum Devices cond-mat.supr-con · 2012 · author #9
  29. Broadband electron spin resonance from 500 MHz to 40 GHz using superconducting coplanar waveguides cond-mat.mes-hall · 2012 · author #3
  30. A tunable macroscopic quantum system based on two fractional vortices cond-mat.supr-con · 2012 · author #4
  31. Josephson junction with magnetic-field tunable current-phase relation cond-mat.supr-con · 2012 · author #4
  32. Magnetic field dependence of the critical current in YBa_2Cu_3O_{7-\delta}/Au/Nb ramp-zigzag Josephson junctions cond-mat.supr-con · 2012 · author #7
  33. Experimental evidence of a {\phi} Josephson junction cond-mat.supr-con · 2012 · author #6
  34. Direct current superconducting quantum interferometers with asymmetric shunt resistors cond-mat.supr-con · 2012 · author #7
  35. Hot-spot formation in stacks of intrinsic Josephson junctions in Bi2Sr2CaCu2O8 cond-mat.supr-con · 2012 · author #10
  36. Excess flux stability fingerprints in the I_c(B)-T_c(B) phase boundary of superconducting thin films with quasiperiodic microtopology cond-mat.supr-con · 2012 · author #5
  37. Unusual linewidth dependence of coherent THz emission measured from intrinsic Josephson junction stacks in the hot-spot regime cond-mat.supr-con · 2012 · author #10
  38. Localization of superconductivity in superconductor-electromagnet hybrids cond-mat.supr-con · 2012 · author #9
  39. Phase-sensitive evidence for dx2-y2-pairing symmetry in the parent-structure high-Tc cuprate superconductor Sr1-xLaxCuO2 cond-mat.supr-con · 2012 · author #7
  40. Edge superconductivity in Nb thin film microbridges revealed by integral and spatially resolved electric transport cond-mat.supr-con · 2011 · author #11
  41. Reducing vortex losses in superconducting microwave resonators with microsphere patterned antidot arrays cond-mat.supr-con · 2011 · author #10
  42. Spectroscopy of a fractional Josephson vortex molecule cond-mat.supr-con · 2011 · author #9
  43. Josephson junction with magnetic-field tunable ground state cond-mat.supr-con · 2011 · author #2
  44. Deterministic Josephson Vortex Ratchet with a load cond-mat.supr-con · 2011 · author #4
  45. Superconductor-insulator-ferromagnet-superconductor Josephson junction: From the dirty to the clean limit cond-mat.supr-con · 2011 · author #5
  46. Superconducting quantum interference devices with submicron Nb/HfTi/Nb junctions for investigation of small magnetic particles cond-mat.supr-con · 2011 · author #8
  47. Domain-wall and reverse-domain superconducting states of a Pb thin-film bridge on a ferromagnetic BaFe_{12}O_{19} single crystal cond-mat.supr-con · 2011 · author #8
  48. Crossover between different regimes of inhomogeneous superconductivity in planar superconductor-ferromagnet hybrids cond-mat.supr-con · 2011 · author #7
  49. Mesoscopic cross-film cryotrons: Vortex trapping and dc-Josephson-like oscillations of the critical current cond-mat.supr-con · 2011 · author #10
  50. Enhancing the critical current in quasiperiodic pinning arrays below and above the matching magnetic flux cond-mat.supr-con · 2010 · author #5
  51. Trapped electron coupled to superconducting devices cond-mat.supr-con · 2010 · author #9
  52. YBa2Cu3O7 grain boundary junctions and low-noise superconducting quantum interference devices patterned by a focused ion beam down to 80 nm linewidth cond-mat.supr-con · 2010 · author #11
  53. YBa$_2$Cu$_3$O$_7$/La$_{0.7}$Ca$_{0.3}$MnO$_3$ bilayers: Interface coupling and electric transport properties cond-mat.supr-con · 2010 · author #12
  54. Critical current diffraction pattern of SIFS Josephson junctions with step-like F-layer cond-mat.supr-con · 2010 · author #8
  55. Interaction of hot spots and THz waves in Bi_2Sr_2CaCu_2O_8 intrinsic Josephson junction stacks of various geometry cond-mat.supr-con · 2010 · author #10
  56. Raman light scattering study and microstructural analysis of epitaxial films of the electron-doped superconductor La_{2-x}Ce_{x}CuO_{4} cond-mat.supr-con · 2010 · author #4
  57. Coherent THz emission of Bi_2Sr_2CaCu_2O_8 intrinsic Josephson junction stacks in the hot spot regime cond-mat.supr-con · 2010 · author #11
  58. Interference patterns of multifacet 20x(0-pi-) Josephson junctions with ferromagnetic barrier cond-mat.supr-con · 2010 · author #7
  59. Method for reliable realization of a varphi Josephson junction cond-mat.supr-con · 2009 · author #4
  60. Visualizing supercurrents in ferromagnetic Josephson junctions with various arrangements of 0 and \pi segments cond-mat.supr-con · 2009 · author #7
  61. Magnetic interference patterns in 0-Pi SIFS Josephson junctions: effects of asymmetry between 0 and Pi regions cond-mat.supr-con · 2009 · author #9
  62. Thermal escape of fractional vortices in long Josephson junctions cond-mat.supr-con · 2009 · author #6
  63. Escape Rate Measurements and Microwave Spectroscopy of 0, pi, and 0-pi ferromagnetic Josephson Tunnel Junctions cond-mat.supr-con · 2009 · author #3
  64. Theory of fractional vortex escape in a 0-kappa long Josephson junction cond-mat.supr-con · 2008 · author #4
  65. Quantum tunneling of a single semifluxon in a 0-pi Josephson junction cond-mat.supr-con · 2008 · author #4
  66. Transport, magnetic, and structural properties of La$_{0.7}$Ce$_{0.3}$MnO$_3$ thin films. Evidence for hole-doping cond-mat.str-el · 2008 · author #9
  67. Suppression of dissipation in Nb thin films with triangular antidot arrays by random removal of pinning sites cond-mat.supr-con · 2008 · author #6
  68. Meissner effect in superconducting microtraps physics.atom-ph · 2008 · author #6
  69. Impact of the Meissner effect on magnetic micro traps for neutral atoms near superconducting thin films cond-mat.supr-con · 2008 · author #4
  70. Hot spots and waves in Bi2Sr2CaCu2O8 intrinsic Josephson junction stacks -a study by Low Temperature Scanning Laser Microscopy cond-mat.supr-con · 2008 · author #8
  71. Observation of negative absolute resistance in a Josephson junction nlin.CD · 2008 · author #9
  72. Static and dynamic properties of 0, pi, and 0-pi ferromagnetic tunnel Josephson Junctions cond-mat.supr-con · 2008 · author #3
  73. Semifluxons in Superconductivity and Cold Atomic Gases cond-mat.mes-hall · 2008 · author #4
  74. Andreev bound states at a cuprate grain boundary junction: A lower bound for the upper critical field cond-mat.supr-con · 2007 · author #2
  75. Josephson junctions with negative second harmonic in the current-phase relation: properties of novel varphi-junctions cond-mat.supr-con · 2007 · author #2
  76. Imaging of Thermal Domains in ultrathin NbN films for Hot Electron Bolometers cond-mat.supr-con · 2007 · author #3
  77. Ferromagnetic 0-pi Josephson junctions cond-mat.supr-con · 2007 · author #6
  78. Spectroscopy of the fractional vortex eigenfrequency in a long Josephson 0-kappa junction cond-mat.supr-con · 2006 · author #4
  79. 0-pi Josephson tunnel junctions with ferromagnetic barrier cond-mat.supr-con · 2006 · author #6
  80. Commensurability effects in superconducting Nb films with quasiperiodic pinning arrays cond-mat.supr-con · 2006 · author #8
  81. High quality ferromagnetic 0 and pi Josephson tunnel junctions cond-mat.supr-con · 2006 · author #6
  82. Laser microscopy of tunneling magnetoresistance in manganite grain-boundary junctions cond-mat.str-el · 2005 · author #7
  83. 1/f noise from vortex-antivortex annihilation cond-mat.supr-con · 2005 · author #4
  84. Sheet-current distribution in a dc SQUID washer probed by vortices cond-mat.supr-con · 2005 · author #6
  85. The Ruthenocuprates - Natural Superconductor-Ferromagnet Multilayers cond-mat.supr-con · 2005 · author #4
  86. 3-junction SQUID rocking ratchet cond-mat.supr-con · 2005 · author #3
  87. High efficiency deterministic Josephson Vortex Ratchet cond-mat.supr-con · 2005 · author #6
  88. Observation of Andreev bound states in YBaCuO/Au/Nb ramp-type Josephson junctions cond-mat.supr-con · 2005 · author #5
  89. Quantum tunneling of semifluxons cond-mat.supr-con · 2005 · author #6
  90. Diffraction of a Bose-Einstein condensate from a Magnetic Lattice on a Micro Chip cond-mat.other · 2005 · author #4
  91. Controllable plasma energy bands in a 1D crystal of fractional Josephson vortices cond-mat.supr-con · 2004 · author #3
  92. Oscillatory eigenmodes and stability of one and two arbitrary fractional vortices in long Josephson 0-kappa-junctions cond-mat.supr-con · 2004 · author #3
  93. Non-ideal artificial phase discontinuity in long Josephson 0-kappa-junctions cond-mat.supr-con · 2004 · author #5
  94. Microscopic Analysis of Low-Frequency Flux Noise in YBa$_2$Cu$_3$O$_7$ Direct Current Superconducting Quantum Interference Devices cond-mat.supr-con · 2004 · author #4
  95. Ground states of one and two fractional vortices in long Josephson 0-kappa-junctions cond-mat.supr-con · 2004 · author #2
  96. Fluxon-semifluxon interaction in an annular long Josephson 0-pi-junction cond-mat.supr-con · 2004 · author #3
  97. Observation of Andreev bound states in bicrystal grain-boundary Josephson junctions of the electron doped superconductor LaCeCuO cond-mat.supr-con · 2004 · author #5
  98. Intrinsic Josephson Effects in the Magnetic Superconductor RuSr2GdCu2O8 cond-mat.supr-con · 2004 · author #2
  99. Dynamics of semifluxons in Nb long Josephson 0-pi junctions cond-mat.supr-con · 2003 · author #4
  100. Ground state and bias current induced rearrangement of semifluxons in 0-pi long Josephson junctions cond-mat.supr-con · 2002 · author #2
  101. Semi-fluxons in long Josephson 0-pi-junctions cond-mat.supr-con · 2002 · author #2
  102. Comparison of Josephson vortex flow transistors with different gate line configurations cond-mat.supr-con · 2001 · author #5
  103. Voltage-flux-characteristics of asymmetric dc SQUIDs cond-mat.supr-con · 2000 · author #5
  104. Josephson vortex in a ratchet potential: Theory cond-mat.supr-con · 2000 · author #3
  105. Ratchet effect in dc SQUIDs cond-mat · 2000 · author #2

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Frequent Coauthors