Search Results - "Schoenenberger, Christian"
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Spin cross-correlation experiments in an electron entangler
Published in Nature (London) (15-12-2022)“…Correlations are fundamental in describing many-body systems. However, in experiments, correlations are notoriously difficult to assess on a microscopic scale,…”
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2
Hybrid superconductor-quantum dot devices
Published in Nature nanotechnology (01-10-2010)“…Advances in nanofabrication techniques have made it possible to make devices in which superconducting electrodes are connected to non-superconducting…”
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3
Quantum Hall Effect in Graphene with Superconducting Electrodes
Published in Nano letters (11-04-2012)“…We have realized an integer quantum Hall system with superconducting contacts by connecting graphene to niobium electrodes. Below their upper critical field of…”
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4
Magnetic-Field-Independent Subgap States in Hybrid Rashba Nanowires
Published in Physical review letters (03-07-2020)“…Subgap states in semiconducting-superconducting nanowire hybrid devices are controversially discussed as potential topologically nontrivial quantum states. One…”
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5
Scalable tight-binding model for graphene
Published in Physical review letters (23-01-2015)“…Artificial graphene consisting of honeycomb lattices other than the atomic layer of carbon has been shown to exhibit electronic properties similar to real…”
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6
Molecular junctions based on aromatic coupling
Published in Nature nanotechnology (01-09-2008)“…If individual molecules are to be used as building blocks for electronic devices, it will be essential to understand charge transport at the level of single…”
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7
Ballistic interferences in suspended graphene
Published in Nature communications (15-08-2013)“…The low-energy electronic excitations in graphene are described by massless Dirac fermions that have a linear dispersion relation. Taking advantage of this…”
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Mobility Enhancement in Graphene by in situ Reduction of Random Strain Fluctuations
Published in Physical review letters (17-04-2020)“…Microscopic corrugations are ubiquitous in graphene even when placed on atomically flat substrates. These result in random local strain fluctuations limiting…”
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Current–Phase Relation of a WTe2 Josephson Junction
Published in Nano letters (24-05-2023)“…When a topological insulator is incorporated into a Josephson junction, the system is predicted to reveal the fractional Josephson effect with a 4π-periodic…”
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10
Origin of Subgap States in Normal-Insulator-Superconductor van der Waals Heterostructures
Published in Nano letters (12-04-2023)“…Superconductivity in van der Waals materials, such as NbSe2 and TaS2, is fundamentally novel due to the effects of dimensionality, crystal symmetries, and…”
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Snake trajectories in ultraclean graphene p–n junctions
Published in Nature communications (03-03-2015)“…Snake states are trajectories of charge carriers curving back and forth along an interface. There are two types of snake states, formed by either inverting the…”
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Low-Bias Active Control of Terahertz Waves by Coupling Large-Area CVD Graphene to a Terahertz Metamaterial
Published in Nano letters (10-07-2013)“…We propose an hybrid graphene/metamaterial device based on terahertz electronic split-ring resonators directly evaporated on top of a large-area single-layer…”
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13
Graphene Transistors Are Insensitive to pH Changes in Solution
Published in Nano letters (14-09-2011)“…We observe very small gate-voltage shifts in the transfer characteristic of as-prepared graphene field-effect transistors (GFETs) when the pH of the buffer is…”
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14
Gate tuneable beamsplitter in ballistic graphene
Published in Applied physics letters (21-12-2015)“…We present a beam splitter in a suspended, ballistic, multiterminal, bilayer graphene device. By using local bottomgates, a p-n interface tilted with respect…”
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15
Entanglement witnessing and quantum cryptography with nonideal ferromagnetic detectors
Published in Physical review. B, Condensed matter and materials physics (05-03-2014)“…We investigate theoretically the use of nonideal ferromagnetic contacts as a means to detect quantum entanglement of electron spins in transport experiments…”
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16
Guiding of Electrons in a Few-Mode Ballistic Graphene Channel
Published in Nano letters (09-09-2015)“…In graphene, the extremely fast charge carriers can be controlled by electron-optical elements, such as waveguides, in which the transmissivity is tuned by the…”
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Graphene spintronics: the European Flagship perspective
Published in Current opinion in chemical engineering (2015)“…We review current challenges and perspectives in graphene spintronics, which is one of the most promising directions of innovation, given its room-temperature…”
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Understanding the Electrolyte Background for Biochemical Sensing with Ion-Sensitive Field-Effect Transistors
Published in ACS nano (23-10-2012)“…Silicon nanowire field-effect transistors have attracted substantial interest for various biochemical sensing applications, yet there remains uncertainty…”
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Sensing with Advanced Computing Technology: Fin Field-Effect Transistors with High‑k Gate Stack on Bulk Silicon
Published in ACS nano (26-05-2015)“…Field-effect transistors (FETs) form an established technology for sensing applications. However, recent advancements and use of high-performance multigate…”
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Rendering graphene supports hydrophilic with non-covalent aromatic functionalization for transmission electron microscopy
Published in Applied physics letters (31-03-2014)“…Amorphous carbon films have been routinely used to enhance the preparation of frozen-hydrated samples for transmission electron microscopy (TEM), either in…”
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