activity
20152022
most citedEpitaxial graphene on SiC: Modification of structural and electron transport properties by substrate pretreatment

39 citations · 40 across the 9 of their papers we have counts for

collaborators

10 papers

physics.ins-det20221 cited

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…

cond-mat.mes-hall2022

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…

cond-mat.mes-hall2022

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…

cond-mat.mes-hall2022

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…

cond-mat.mes-hall2022

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…

cond-mat.mes-hall2022

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…