15 citations · 22 across the 10 of their papers we have counts for
10 papers
Electrical manipulation of oxygen stoichiometry in multiterminal YBaCuO junctions
Daniel Stoffels, Caio C. Quaglio-Gomes, Nicolas Lejeune +7
Local manipulation of oxygen stoichiometry offers a route to control the electronic properties of complex oxides, yet the selective modification of individual current-carrying bran…
Time-Resolved Thermal Susceptibility Mapping via Low-Temperature Scanning Laser Microscopy
Nicolas Lejeune, Simon Van der Heyde, Alejandro V. Silhanek
We present a multiharmonic lock-in detection approach that utilizes the inverse Fast Fourier Transform to reconstruct the time evolution of thermal susceptibility with high spatial…
Engineering Magnetic Anisotropy in Permalloy Films via Atomic Force Nanolithography
Abhishek Naik, Cyril Delforge, Nicolas Lejeune +5
Atomic force nanolithography provides a precise method for sculpting magnetic thin films, enabling controlled engineering of magnetic anisotropy in soft ferromagnets at the microsc…
Magnetic landscape of NbTiN superconducting resonators under radio-frequency excitation
J. Baumgarten, N. Lejeune, L. Nulens +3
Planar superconducting resonators are essential components in quantum circuits and highly sensitive sensors. However, their performance is often compromised by magnetic flux penetr…
Nanoscale Spatial Tuning of Superconductivity in Cuprate Thin Films via Direct Laser Writing
Irene Biancardi, Valerio Levati, Jordi Alcalà +9
Cuprate high-temperature superconductors, such as Yttrium Barium Copper Oxide (YBCO), are extremely promising for emerging technologies such as low-power computing, data storage, q…
Anisotropy by design in superconducting Nb thin films via ultrashort pulse laser irradiation
Javier Frechilla, Nicolas Lejeune, Elena Martínez +9
The ability to fabricate anisotropic superconducting layers a la carte is desired in technologies such as fluxon screening or removal in field-resilient devices, flux lensing in ul…
Fast hydrogen atom diffraction through monocrystalline graphene
Pierre Guichard, Arnaud Dochain, Raphaël Marion +5
We report fast atom diffraction through single-layer graphene using hydrogen atoms at kinetic energies from 150 to 1200 eV. High-resolution images reveal overlapping hexagonal patt…
Non-Invasive Readout of the Kinetic Inductance of Superconducting Nanostructures
Lukas Nulens, Davi A. D. Chaves, Omar J. Y. Harb +7
The energy landscape of multiply connected superconducting structures is ruled by fluxoid quantization due to the implied single-valuedness of the complex wave function. The transi…
Dimensional Crossover of Microscopic Magnetic Metasurfaces for Magnetic Field Amplification
N. Lejeune, E. Fourneau, A. Barrera +8
Transformation optics applied to low frequency magnetic systems has been recently implemented to design magnetic field concentrators and cloaks with superior performance. Although…
Catastrophic magnetic flux avalanches in NbTiN superconducting resonators
Lukas Nulens, Nicolas Lejeune, Joost Caeyers +9
Macroscopic superconducting components are an important building block of various quantum circuits. Since several of the envisioned applications require exposure to magnetic fields…