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2016

2016

The $\alpha$-$T_3$ model extrapolates between the pseudospin $S=1/2$ honeycomb lattice of graphene and the pseudospin $S=1$ dice… Expand

Highly Cited

2015

Highly Cited

2015

Chern numbers characterize the quantum Hall effect conductance—non-zero values are associated with topological phases. Previously… Expand

2014

2014

We rely on a recent method for determining edge spectra and we use it to compute the Chern numbers for Hofstadter models on the… Expand

Review

2014

Review

2014

We give a general overview of the high-frequency regime in periodically driven systems and identify three distinct classes of… Expand

Highly Cited

2011

Highly Cited

2011

The Hofstadter butterfly spectral patterns of lattice electrons in an external magnetic field yield some of the most beguiling… Expand

2006

2006

The electronic spectrum of a two-dimensional square lattice in a perpendicular magnetic field has become known as the Hofstadter… Expand

Highly Cited

2003

Highly Cited

2003

We investigate the dynamics of neutral atoms in a 2D optical lattice which traps two distinct internal states of the atoms in… Expand

Highly Cited

1998

Highly Cited

1998

Conceptual integration—“blending”—is a general cognitive operation on a par with analogy, recursion, mental modeling, conceptual… Expand

Highly Cited

1995

Highly Cited

1995

concept (as opposed to the instance thereof found inside the string xyz). Many people, eager to construct a successor to Platonic… Expand

Highly Cited

1995

Highly Cited

1995

Abstract We study integrable vertex models and quantum spin chains with toroidal boundary conditions. An interesting class of… Expand