Publications

[Journals]

Evolution of various quantum transport properties in a suspended disordered graphene device by the high bias voltage exposure 
Jeong-il Lee, Seong Jang, Sungjae Cho, and Eunseong Kim
Current Applied Physics 16, 731 (2016)

Kondo-like zero-bias conductance anomaly in a three-dimensional topological insulator nanowire
Sungjae Cho*
, Ruidan Zhong, John A. Schneeloch, Genda Gu, and Nadya Mason* (co-correspondence authors)
Scientific Reports 6, 21767 (2016)

Aharonov-Bohm Oscillations in a Quasi-Ballistic 3D Topological Insulator Nanowire
Sungjae Cho*, B. Dellabetta, R. D Zhong, J. Schneeloch, T. S. Liu, G. Gu, Matthew J. Gilbert, and Nadya Mason* (co-correspondence authors)
Nature Communications 6, 7634 (2015)

Disorder-Induced Magnetoresistance in a Two Dimensional Electron System
Jinglei Ping, Indra Yudhistira, Navneeth Ramakrishnan, Sungjae Cho, Shaffique Adam, and Michael S. Fuhrer
Physical Review Letters 113, 047206 (2014)

Symmetry protected Josephson supercurrents in three-dimensional topological insulators
Sungjae Cho, Brian Dellabetta, Alina Yang, John Schneeloch, Zhijun Xu, Tonica Valla, Genda Gu, Matthew J Gilbert, and Nadya Mason
Nature Communications 4, 1689 (2013)
  – Press coverage: “Superconducting qualities of topological insulators demonstrated” at Phys.org on Apr 10, 2013, also at Eurekalert, Scienceblog, Ecnmag

Surface conduction of topological Dirac electrons in bulk insulating Bi2Se3
Dohun Kim*, Sungjae Cho*(equal contribution), Nicholas P. Butch, Paul Syers, Kevin Kirshenbaum, Shaffique Adam, Johnpierre Paglione, and Michael S. Fuhrer
Nature Physics 8, 460 (2012)
Press coverage: “Research demonstrates and explains surface conduction in a topological insulator” at Phys.org on July 12, 2012

Topological Insulator Quantum Dot with Tunable Barriers
Sungjae Cho, Dohun Kim, Paul Syers, Nicholas P. Butch, Johnpierre Paglione, and Michael S. Fuhrer,
Nano Letters 12, 469 (2012)

Insulating Behavior in Ultrathin Bismuth Selenide Field Effect Transistors
Sungjae Cho, Nicholas P. Butch, Johnpierre Paglione, and Michael S. Fuhrer
Nano Letters,11, 1925 (2011)
Press coverage: “Topological insulator becomes insulating at the surface” at Physicsworld on March 3, 2011

Massless and massive particle-in-a-box states in single- and bi-layer graphene
Sungjae Cho, and Michael Fuhrer
Nano Research 4 285 (2011)

Density Inhomogeneity Driven Percolation Metal Insulator Transition and Dimensional Crossover is Graphene Nanoribbons
S. Adam, Sungjae Cho, M. S. Fuhrer, and S. Das Sarma
Physical Review Letters 101, 046404 (2008)

Charge transport and inhomogeneity near the minimum conductivity point in graphene
Sungjae Cho, and Michael S. Fuhrer
Physical Review B Rapid Communications  77, 081402(R) (2008)

Gate-tunable graphene spin valve
Sungjae Cho, Yung-Fu Chen, and Michael S. Fuhrer
Applied Physics Letters 91, 123105 (2007)
-selected as top twenty most highly cited  American Institute of Physics (AIP)  journal articles on graphene until the year of 2010 when Nobel prize was awarded for the discovery of graphene