Search Results - "Hackens, B"

Upstream modes and antidots poison graphene quantum Hall effect by Moreau, N., Brun, B., Somanchi, S., Watanabe, K., Taniguchi, T., Stampfer, C., Hackens, B.

“…The quantum Hall effect is the seminal example of topological protection, as charge carriers are transmitted through one-dimensional edge channels where…”
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Synthesis of single crystals of V2AlC phase by high-temperature solution growth and slow cooling technique by Shi, L., Ouisse, T., Sarigiannidou, E., Chaix-Pluchery, O., Roussel, H., Chaussende, D., Hackens, B.

“…Single-crystalline platelets of the nanolaminated V2AlC phase have been produced by high-temperature solution growth followed by a slow cooling process, with…”
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Wigner and Kondo physics in quantum point contacts revealed by scanning gate microscopy by Brun, B., Martins, F., Faniel, S., Hackens, B., Bachelier, G., Cavanna, A., Ulysse, C., Ouerghi, A., Gennser, U., Mailly, D., Huant, S., Bayot, V., Sanquer, M., Sellier, H.

“…Quantum point contacts exhibit mysterious conductance anomalies in addition to well-known conductance plateaus at multiples of 2 e 2 / h . These 0.7 and…”
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Accurate characterization of tip-induced potential using electron interferometry by Iordanescu, A., Toussaint, S., Bachelier, G., Fallahi, S., Gardner, C. G., Manfra, M. J., Hackens, B., Brun, B.

“…Using the tip of a scanning probe microscope as a local electrostatic gate gives access to real-space information on electrostatics as well as charge transport…”
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Current crowding effects in superconducting corner-shaped Al microstrips by Adami, O.-A., Cerbu, D., Cabosart, D., Motta, M., Cuppens, J., Ortiz, W. A., Moshchalkov, V. V., Hackens, B., Delamare, R., Van de Vondel, J., Silhanek, A. V.

“…The superconducting critical current of corner-shaped Al superconducting microstrips has been investigated. We demonstrate that the sharp turns lead to…”
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Transport inefficiency in branched-out mesoscopic networks: an analog of the Braess paradox by Pala, M G, Baltazar, S, Liu, P, Sellier, H, Hackens, B, Martins, F, Bayot, V, Wallart, X, Desplanque, L, Huant, S

“…We present evidence for a counterintuitive behavior of semiconductor mesoscopic networks that is the analog of the Braess paradox encountered in classical…”
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Electron Phase Shift at the Zero-Bias Anomaly of Quantum Point Contacts by Brun, B, Martins, F, Faniel, S, Hackens, B, Cavanna, A, Ulysse, C, Ouerghi, A, Gennser, U, Mailly, D, Simon, P, Huant, S, Bayot, V, Sanquer, M, Sellier, H

“…The Kondo effect is the many-body screening of a local spin by a cloud of electrons at very low temperature. It has been proposed as an explanation of the…”
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Two-dimensional Rutherford-like scattering in ballistic nanodevices by Toussaint, S., Brun, B., Faniel, S., Desplanque, L., Wallart, X., Bayot, V., Hackens, B.

“…Ballistic injection in a nanodevice is a complex process where electrons can be either transmitted or reflected, thereby introducing deviations from the…”
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Multitip scanning gate microscopy for ballistic transport studies in systems with a two-dimensional electron gas by Kolasiński, K., Szafran, B., Hackens, B.

“…We consider conductance mapping of systems based on the two-dimensional electron gas with scanning gate microscopy using two or more tips of an atomic force…”
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Imaging and controlling electron transport inside a quantum ring by Hackens, B, Huant, S, Martins, F, Ouisse, T, Sellier, H, Bollaert, S, Wallart, X, Cappy, A, Chevrier, J, Bayot, V

“…Traditionally, the understanding of quantum transport, coherent and ballistic, relies on the measurement of macroscopic properties such as the conductance…”
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Imaging electron wave functions inside open quantum rings by Martins, F, Hackens, B, Pala, M G, Ouisse, T, Sellier, H, Wallart, X, Bollaert, S, Cappy, A, Chevrier, J, Bayot, V, Huant, S

“…Combining scanning gate microscopy (SGM) experiments and simulations, we demonstrate low temperature imaging of the electron probability density |Psi|(2)(x,y)…”
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Onset, evolution, and magnetic braking of vortex lattice instabilities in nanostructured superconducting films by Adami, O.-A., Jelić, Ž. L., Xue, C., Abdel-Hafiez, M., Hackens, B., Moshchalkov, V. V., Milošević, M. V., Van de Vondel, J., Silhanek, A. V.

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Imaging Coulomb islands in a quantum Hall interferometer by Hackens, B, Martins, F, Faniel, S, Dutu, C.A, Sellier, H, Huant, S, Pala, M, Desplanque, L, Wallart, X, Bayot, V

“…In the quantum Hall regime, near integer filling factors, electrons should only be transmitted through spatially separated edge states. However, in mesoscopic…”
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Scanning gate spectroscopy of transport across a quantum Hall nano-island by Martins, F, Faniel, S, Rosenow, B, Pala, M G, Sellier, H, Huant, S, Desplanque, L, Wallart, X, Bayot, V, Hackens, B

“…We explore transport across an ultra-small quantum Hall island (QHI) formed by closed quantum Hall edge states and connected to propagating edge channels…”
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Classical analogy for the deflection of flux avalanches by a metallic layer by Brisbois, J, Vanderheyden, B, Colauto, F, Motta, M, Ortiz, W A, Fritzsche, J, Nguyen, N D, Hackens, B, Adami, O-A, Silhanek, A V

“…Sudden avalanches of magnetic flux bursting into a superconducting sample undergo deflections of their trajectories when encountering a conductive layer…”
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Coherent tunnelling across a quantum point contact in the quantum Hall regime by Martins, F., Faniel, S., Rosenow, B., Sellier, H., Huant, S., Pala, M. G., Desplanque, L., Wallart, X., Bayot, V., Hackens, B.

“…The unique properties of quantum hall devices arise from the ideal one-dimensional edge states that form in a two-dimensional electron system at high magnetic…”
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Local density of states in mesoscopic samples from scanning gate microscopy by Pala, M. G., Hackens, B., Martins, F., Sellier, H., Bayot, V., Huant, S., Ouisse, T.

“…We study the relationship between the local density of states (LDOS) and the conductance variation $\Delta G$ in scanning-gate-microscopy experiments on…”
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Identifying and abating copper foil impurities to optimize graphene growth by Reckinger, N., Hackens, B.

“…[Display omitted] •The origin of the impurities residing on copper foils after graphene growth by chemical vapor deposition proves both intrinsic (present on…”
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Adsorption of zwitterionic assemblies on Si(111)-7 x 7: A joint tunneling spectroscopy and ab initio study by El Garah, M, Palmino, F, Cherioux, F, Melinte, S, Hackens, B, Rodrigues, M Silveira, Bogdan, D, Duverger, E

“…The adsorption of zwitterionic molecules on Si(111)-7 x 7 substrates has been probed by scanning tunneling microscopy and spectroscopy and studied via…”
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Dwell-time-limited coherence in open quantum dots by Hackens, B, Faniel, S, Gustin, C, Wallart, X, Bollaert, S, Cappy, A, Bayot, V

“…We present measurements of the electron phase coherence time tau(varphi) on a wide range of open ballistic quantum dots (QDs) made from InGaAs…”
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