Evidence for a spontaneous gapped state in ultraclean bilayer graphene

W Bao, J Velasco Jr, F Zhang, L Jing… - Proceedings of the …, 2012 - National Acad Sciences
At the charge neutrality point, bilayer graphene (BLG) is strongly susceptible to electronic
interactions and is expected to undergo a phase transition to a state with spontaneously …

Broken symmetry quantum Hall states in bilayer graphene: Landau level mixing and dynamical screening

EV Gorbar, VP Gusynin, VA Miransky… - Physical Review B …, 2012 - APS
For bilayer graphene in a magnetic field at the neutral point, we derive and solve a full set of
gap equations including all Landau levels and taking into account the dynamically screened …

Spontaneous layer-pseudospin domain walls in bilayer graphene

X Li, F Zhang, Q Niu, AH MacDonald - Physical Review Letters, 2014 - APS
Bilayer graphene is susceptible to a family of unusual broken symmetry states with spin and
valley dependent layer polarization. We report on a microscopic study of the domain walls in …

Conductance anomaly near the Lifshitz transition in strained bilayer graphene

DA Gradinar, H Schomerus, VI Fal'Ko - Physical Review B—Condensed Matter …, 2012 - APS
Strain qualitatively changes the low-energy band structure of bilayer graphene, leading to
the appearance of a pair of low-energy Dirac cones near each corner of the Brillouin zone …

[HTML][HTML] Casimir effect and graphene: Tunability, scalability, Casimir rotor

JC Martinez, X Chen, MBA Jalil - AIP Advances, 2018 - pubs.aip.org
We study the combined effects of separated parallel disks, birefringence and surface
currents on the Casimir force and torque. All three contribute to the Casimir force and …

Conductance and shot noise in strained bilayer graphene

AJ Pearce, F Cavaliere, E Mariani - Journal of Physics …, 2013 - iopscience.iop.org
We explore the effect of trigonal warping and of elastic deformations on the electronic
spectrum of bilayer graphene devices, on their ballistic conductance as well as on the shot …

Electron-electron interactions in nonequilibrium bilayer graphene

WE Liu, AH MacDonald, D Culcer - Physical Review B—Condensed Matter …, 2013 - APS
Conducting steady states of doped bilayer graphene have a nonzero sublattice pseudospin
polarization. Electron-electron interactions renormalize this polarization even at zero …

Dynamical charge and pseudospin currents in graphene and possible Cooper pair formation

K Morawetz - Physical Review B, 2016 - APS
Based on the quantum kinetic equations for systems with SU (2) structure, regularization-
free density and pseudospin currents are calculated in graphene realized as the infinite …

Finite-size effects on the minimal conductivity in graphene with Rashba spin–orbit coupling

P Rakyta, L Oroszlány, A Kormányos, J Cserti - Physica E: Low-dimensional …, 2016 - Elsevier
We study theoretically the minimal conductivity of monolayer graphene in the presence of
Rashba spin–orbit coupling. The Rashba spin–orbit interaction causes the low-energy …

Exploring bilayer graphene lateral quantum structures for valley filtering

YJ Lin, FW Chen, BC Huang, YSG Wu - Journal of Applied Physics, 2020 - pubs.aip.org
Energy bands in AB-stacked bilayer graphene are featured by the co-presence of trigonal
warping and a Mexican hat structure around each Dirac point, and electrically modulatable …