188 citations · 294 across the 15 of their papers we have counts for
8 papers · 1 filter
Good practice guide on the graphene-based AC-QHE realization of the farad
Luca Callegaro, Stephan Bauer, Blaise Jeanneret +4
This Good Practice Guide provides information for the realization of the farad from the quantum Hall resistance in graphene devices by using digital impedance bridges. The fabricat…
Large-scale five- and seven-junction epitaxial graphene devices
Dinesh Patel, Martina Marzano, Chieh-I Liu +8
The utilization of multiple current terminals on millimeter-scale graphene p-n junction devices has enabled the measurement of many atypical, fractional multiples of the quantized…
Algorithms for determining resistances in quantum Hall annuli with p-n junctions
Chieh-I Liu, Dominick S. Scaletta, Dinesh K. Patel +4
Just a few of the promising applications of graphene Corbino pnJ devices include two-dimensional Dirac fermion microscopes, custom programmable quantized resistors, and mesoscopic…
Fabrication of quantum Hall p-n junction checkerboards
Dinesh K. Patel, Martina Marzano, Chieh-I Liu +4
Measurements of fractional multiples of the ν=2 plateau quantized Hall resistance (R_H {\approx} 12906 Ω) were enabled by the utilization of multiple current terminals on millimetr…
Quantum Hall Junction Dartboards Using Graphene Annuli
Chieh-I Liu, Dinesh K. Patel, Martina Marzano +3
The use of multiple current terminals on millimeter-scale graphene junction devices fabricated with Corbino geometries, or quantum Hall resistance dartboards, have enabled th…
Nonconventional Quantized Hall Resistances Obtained with Equilibration in Epitaxial Graphene Junctions
Albert F. Rigosi, Dinesh Patel, Martina Marzano +9
We have demonstrated the millimeter-scale fabrication of monolayer epitaxial graphene junction devices using simple ultraviolet photolithography, thereby significantly reduci…
Algorithm for constructing customized quantized resistances in graphene junctions
Albert F. Rigosi, Martina Marzano, Antonio Levy +6
An algorithm is introduced for predicting quantized resistances in graphene p-n junction devices that utilize more than a single entry and exit point for electron flow. Depending o…
Designs for programmable quantum resistance standards based on epitaxial graphene p-n junctions
Jiuning Hu, Albert F. Rigosi, Mattias Kruskopf +13
We report the fabrication and measurement of top gated epitaxial graphene p-n junctions where exfoliated hexagonal boron nitride (h-BN) is used as the gate dielectric. The four-ter…