Search Results - "Borzenets, I."

Generation and detection of pure valley current by electrically induced Berry curvature in bilayer graphene by Shimazaki, Y., Yamamoto, M., Borzenets, I. V., Watanabe, K., Taniguchi, T., Tarucha, S.

“…Bilayer graphene can host topological currents that are robust against defects and are associated with the electron valleys. It is now shown that electric…”
Get full text

Ballistic Graphene Josephson Junctions from the Short to the Long Junction Regimes by Borzenets, I V, Amet, F, Ke, C T, Draelos, A W, Wei, M T, Seredinski, A, Watanabe, K, Taniguchi, T, Bomze, Y, Yamamoto, M, Tarucha, S, Finkelstein, G

“…We investigate the critical current I_{C} of ballistic Josephson junctions made of encapsulated graphene-boron-nitride heterostructures. We observe a crossover…”
Get full text

Supercurrent in the quantum Hall regime by Amet, F., Ke, C. T., Borzenets, I. V., Wang, J., Watanabe, K., Taniguchi, T., Deacon, R. S., Yamamoto, M., Bomze, Y., Tarucha, S., Finkelstein, G.

“…A promising route for creating topological states and excitations is to combine superconductivity and the quantum Hall (QH) effect. Despite this potential,…”
Get full text

High Efficiency CVD Graphene-lead (Pb) Cooper Pair Splitter by Borzenets, I. V., Shimazaki, Y., Jones, G. F., Craciun, M. F., Russo, S., Yamamoto, M., Tarucha, S.

“…Generation and manipulation of quantum entangled electrons is an important concept in quantum mechanics and necessary for advances in quantum information…”
Get full text

Phonon bottleneck in graphene-based Josephson junctions at millikelvin temperatures by Borzenets, I V, Coskun, U C, Mebrahtu, H T, Bomze, Yu V, Smirnov, A I, Finkelstein, G

“…We examine the nature of the transitions between the normal and superconducting branches in superconductor-graphene-superconductor Josephson junctions. We…”
Get full text

Observation of Majorana quantum critical behaviour in a resonant level coupled to a dissipative environment by Mebrahtu, H. T., Borzenets, I. V., Zheng, H., Bomze, Y. V., Smirnov, A. I., Florens, S., Baranger, H. U., Finkelstein, G.

“…A quantum phase transition is an abrupt change between two distinct ground states of a many-body system, driven by an external parameter. In the vicinity of…”
Get full text

Phase diffusion in graphene-based Josephson junctions by Borzenets, I V, Coskun, U C, Jones, S J, Finkelstein, G

“…We report on graphene-based Josephson junctions with contacts made from lead. The high transition temperature of this superconductor allows us to observe the…”
Get full text

Pb-Graphene-Pb Josephson Junctions: Characterization in Magnetic Field by Borzenets, I. V., Coskun, U. C., Mebrahtu, H., Finkelstein, G.

“…We fabricate superconductor-graphene-superconductor Josephson junctions with superconducting regions made of lead (Pb). The critical current through graphene…”
Get full text

Overdamped phase diffusion in hBN encapsulated graphene Josephson junctions by Tang, J., Wei, M. T., Sharma, A., Arnault, E. G., Seredinski, A., Mehta, Y., Watanabe, K., Taniguchi, T., Amet, F., Borzenets, I.

“…We investigate the zero-bias behavior of Josephson junctions made of encapsulated graphene boron nitride heterostructures in the long ballistic junction…”
Get full text

Anomalous periodicity of magnetic interference patterns in encapsulated graphene Josephson junctions by Ke, C. T., Draelos, A. W., Seredinski, A., Wei, M. T., Li, H., Hernandez-Rivera, M., Watanabe, K., Taniguchi, T., Yamamoto, M., Tarucha, S., Bomze, Y., Borzenets, I. V., Amet, F., Finkelstein, G.

“…We investigate supercurrent interference patterns measured as a function of magnetic field in ballistic graphene Josephson junctions. At high doping, the…”
Get full text

Two-stage Kondo effect and Kondo-box level spectroscopy in a carbon nanotube by Bomze, Yu, Borzenets, I., Mebrahtu, H., Makarovski, A., Baranger, H. U., Finkelstein, G.

Get full text

Observation of the Kondo Screening Cloud of Micron Lengths by Borzenets, I. V, Shim, J, Chen, J, Ludwig, A, Wieck, A, Tarucha, S, Sim, H. -S, Yamamoto, M

“…Nature (London) 579, 210 (2020) When a magnetic impurity exists in a metal, conduction electrons form a spin cloud that screens the impurity spin. This basic…”
Get full text

Chiral Quasiparticle Tunneling Between Quantum Hall Edges in Proximity with a Superconductor by Wei, M. T, Draelos, A. W, Seredinski, A, Ke, C. T, Li, H, Mehta, Y, Watanabe, K, Taniguchi, T, Yamamoto, M, Tarucha, S, Finkelstein, G, Amet, F, Borzenets, I. V

“…Phys. Rev. B 100, 121403 (2019) We study a two-terminal graphene Josephson junction with contacts shaped to form a narrow constriction, less than 100nm in…”
Get full text

Ballistic graphene Josephson junctions from the short to the long regime by Borzenets, I. V, Amet, F, Ke, C. T, Draelos, A. W, Wei, M. T, Seredinski, A, Watanabe, K, Taniguchi, T, Bomze, Y, Yamamoto, M, Tarucha, S, Finkelstein, G

“…Phys. Rev. Lett. 117, 237002 (2016) We investigate the critical current, $I_C$, of ballistic Josephson junctions made of encapsulated graphene/boron-nitride…”
Get full text

Ballistic Graphene Josephson Junctions from the Short to the Long Junction Regimes by Borzenets, I. V., Amet, F., Ke, C. T., Draelos, A. W., Wei, M. T., Seredinski, A., Watanabe, K., Taniguchi, T., Bomze, Y., Yamamoto, M., Tarucha, S., Finkelstein, G.

“…Not provided…”
Get full text

Pb-graphene-Pb Josephson junctions: characterization in B field by Borzenets, I. V, Coskun, U. C, Mebrahtu, H, Finkelstein, G

“…We fabricate superconductor-graphene-superconductor Josephson junctions with superconducting regions made of lead (Pb). The critical current through grapehene…”
Get full text

Phase diffusion in graphene-based Josephson junctions by Borzenets, I. V, Coskun, U. C, Jones, S. J, Finkelstein, G

“…Physical Review Letters 107, 137005 (2011) We report on graphene-based Josephson junctions with contacts made from lead. The high transition temperature of…”
Get full text

Phonon bottleneck in graphene-based Josephson junctions at millikelvin temperatures by Borzenets, I. V, Coskun, U. C, Mebrahtu, H. T, Bomze, Yu. V, Smirnov, A. I, Finkelstein, G

“…We examine the nature of the transitions between the normal and the superconducting branches of superconductor-graphene-superconductor Josephson junctions. We…”
Get full text

Observation of Majorana Quantum Critical Behavior in a Resonant Level Coupled to a Dissipative Environment by Mebrahtu, H. T, Borzenets, I. V, Zheng, H, Bomze, Y. V, Smirnov, A. I, Florens, S, Baranger, H. U, Finkelstein, G

“…Nature Physics 9, 732 (2013) We investigate experimentally an exotic state of electronic matter obtained by fine-tuning to a quantum critical point (QCP),…”
Get full text

Raman signal enhancement via a microring resonator by Sharma, A, Li, Y, Prasad, M. K, Ho, W. L, Chu, S. T, Borzenets, I. V

“…Micro-ring resonators (MRRs) "trap" incoming light, and therefore, have been shown to achieve extremely high local intensities of light. Thus, they can be used…”
Get full text