Statistics of an Unstable Barotropic Jet from a Cumulant Expansion (2008)
Marston, J. B., Conover, E., Schneider, Tapio
Low-order equal-time statistics of a barotropic flow on a rotating sphere are investigated. The flow is driven by linear relaxation toward an unstable zonal jet. For relatively short relaxation...
Weak Ferromagnetic Exchange and Anomalous Specific Heat in ZnCu3(OH)6Cl2 (2008)
Experimental evidence for a plethora of low energy spin excitations in the spin-1/2 kagome antiferromagnet ZnCu3(OH)6Cl2 may be understandable in terms of an extended Fermi surface of spinons coupled...
Statistics of an Unstable Barotropic Jet from a Cumulant Expansion (2007)
Marston, J. B., Conover, E., Schneider, Tapio
Low-order equal-time statistics of a barotropic flow on a rotating sphere are investigated. The flow is driven by linear relaxation toward an unstable zonal jet. For relatively short relaxation...
SU(N) quantum spin models: A variational wavefunction study (2006)
Paramekanti, Arun, Marston, J. B.
The study of SU(N) quantum spin models is relevant to a variety of physical systems including ultracold atoms in optical lattices, and also leads to insights into novel quantum phases and phase...
Orbital currents and charge density waves in a generalized Hubbard ladder (2006)
Fjaerestad, J. O., Marston, J. B., Schollwock, U.
We study a generalized Hubbard model on the two-leg ladder at zero temperature, focusing on a parameter region with staggered flux (SF)/d-density wave (DDW) order. To guide our numerical...
Orbital currents and charge density waves in a generalized Hubbard ladder (2006)
Fjaerestad, J. O., Marston, J. B., Schollwock, U.
We study a generalized Hubbard model on the two-leg ladder at zero temperature, focusing on a parameter region with staggered flux (SF)/d-density wave (DDW) order. To guide our numerical...
Transport anomalies in a simplified model for a heavy electron quantum critical point (2005)
Coleman, P., Marston, J. B., Schofield, A. J.
We discuss the transport anomalies associated with the development of heavy electrons out of a neutral spin fluid using the large-N treatment of the Kondo-Heisenberg lattice model. At the phase...
By employing Hopf's functional method, we find the exact characteristic functional for a simple nonlinear dynamical system introduced by Orszag. Steady-state equal-time statistics thus obtained are...
Rectification in one--dimensional electronic systems (2005)
Braunecker, Bernd, Feldman, D. E., Marston, J. B.
Asymmetric current--voltage ($I(V)$) curves, known as the diode or rectification effect, in one--dimensional electronic conductors can have their origin from scattering off a single asymmetric...
Phase diagram of the three band half-filled Cu-O two-leg ladder (2005)
Lee, S., Marston, J. B., Fjaerestad, J. O.
We determine the phase diagram of the half-filled two-leg ladder both at weak and strong coupling, taking into account the Cu d_{x^2-y^2} and the O p_x and p_y orbitals. At weak coupling,...
Phase diagram of the three-band half-filled Cu-O two-leg ladder (2005)
Lee, S., Marston, J. B., Fjaerestad, J. O.
We determine the phase diagram of the half-filled two-leg ladder both at weak and strong coupling, taking into account the Cu d(x)(2)-y(2) and the O p(x) and p(y) orbitals. At weak coupling,...
Phase diagram of the three-band half-filled Cu-O two-leg ladder (2005)
Lee, S., Marston, J. B., Fjaerestad, J. O.
We determine the phase diagram of the half-filled two-leg ladder both at weak and strong coupling, taking into account the Cu d(x)(2)-y(2) and the O p(x) and p(y) orbitals. At weak coupling,...
Orbital currents and charge density waves in a generalized Hubbard ladder (2004)
Fjaerestad, J. O., Marston, J. B., Schollwoeck, U.
We study a generalized Hubbard model on the two-leg ladder at zero temperature, focusing on a parameter region with staggered flux (SF)/d-density wave (DDW) order. To guide our numerical...
Dynamical 1/N approach to time-dependent currents through quantum dots (2004)
A systematic truncation of the many-body Hilbert space is implemented to study how electrons in a quantum dot attached to conducting leads respond to time-dependent biases. The method, which we call...
Dynamical 1/N approach to time-dependent currents through quantum dots (2003)
A systematic truncation of the many-body Hilbert space is implemented to study how electrons in a quantum dot attached to conducting leads respond to time-dependent biases. The method, which we call...
Cazalilla, M. A., Marston, J. B.
Reply to the Comment of Luo, Xiang, and Wang, cond-mat/0212580.
Broken time-reversal symmetry in strongly correlated ladder structures (2003)
Schollwöck, U., Chakravarty, S., Fjærestad, J. O., Marston, J. B., Troyer, M.
Broken time-reversal symmetry in strongly correlated ladder structures (2003)
Schollwock, U., Chakravarty, S., Fjaerestad, J. O., Marston, J. B., Troyer, M.
We provide, for the first time, in a doped strongly correlated system (two-leg ladder), a controlled theoretical demonstration of the existence of a state in which long-range ordered orbital currents...
Broken time-reversal symmetry in strongly correlated ladder structures (2003)
Schollwock, U., Chakravarty, S., Fjaerestad, J. O., Marston, J. B., Troyer, M.
We provide, for the first time, in a doped strongly correlated system (two-leg ladder), a controlled theoretical demonstration of the existence of a state in which long-range ordered orbital currents...
Thermally Enhanced Neutralization in Hyperthermal Energy Ion Scattering (2002)
Sosolik, C. E., Hampton, J. R., Lavery, A. C., Cooper, B. H., Marston, J. B.
Neutralization probabilities are presented for hyperthermal energy Na+ ions scattered from a Cu(001) crystal as a function of surface temperature and scattered velocity. A large enhancement in...
Broken time-reversal symmetry in strongly correlated ladder structures (2002)
Schollwoeck, U., Chakravarty, Sudip, Fjaerestad, J. O., Marston, J. B., Troyer, M.
We provide, for the first time, in a doped strongly correlated system (two-leg ladder), a controlled theoretical demonstration of the existence of a state in which long-range ordered orbital currents...
Violation of the Wiedemann-Franz Law in a Large-N Solution of the t-J Model (2002)
Houghton, A., Lee, S., Marston, J. B.
We show that the Wiedemann-Franz law, which holds for Landau Fermi liquids, breaks down in a large-n treatment of the t-J model. The calculated ratio of the in-plane thermal and electrical...
Staggered Flux Phase in a Model of Strongly Correlated Electrons (2002)
Marston, J. B., Fjaerestad, J. O., Sudbo, Asle
We present numerical evidence for the existence of a staggered flux (SF) phase in the half-filled two-leg t-U-V-J ladder, with true long-range order in the counter-circulating currents. The...
Staggered flux phase in a model of strongly correlated electrons (2002)
Marston, J. B., Fjaerestad, J. O., Sudbo, A.
We present numerical evidence for the existence of a staggered flux (SF) phase in the half-filled two-leg t-U-V-J ladder, with true long-range order in the countercirculating currents. The...
Staggered orbital currents in the half-filled two-leg ladder (2002)
Fjaerestad, J. O., Marston, J. B.
Using Abelian bosonization with a careful treatment of the Klein factors, we show that a certain phase of the half-filled two-leg ladder, previously identified as having spin-Peierls order, instead...
Staggered flux phase in a model of strongly correlated electrons (2002)
Marston, J. B., Fjaerestad, J. O., Sudbo, A.
We present numerical evidence for the existence of a staggered flux (SF) phase in the half-filled two-leg t-U-V-J ladder, with true long-range order in the countercirculating currents. The...
Staggered orbital currents in the half-filled two-leg ladder (2002)
Fjaerestad, J. O., Marston, J. B.
Using Abelian bosonization with a careful treatment of the Klein factors, we show that a certain phase of the half-filled two-leg ladder, previously identified as having spin-Peierls order, instead...
Cazalilla, M. A., Marston, J. B.
The density-matrix renormalization-group (DMRG) algorithm is extended to treat time-dependent problems. The method provides a systematic and robust tool to explore out-of-equilibrium phenomena in...
Staggered orbital currents in the half-filled two-leg ladder (2001)
Fjaerestad, J. O., Marston, J. B.
Using Abelian bosonization with a careful treatment of the Klein factors, we show that a certain phase of the half-filled two-leg ladder, previously identified as having spin-Peierls order, instead...
Staggered Orbital Currents in a Model of Strongly Correlated Electrons (2001)
This preprint has been withdrawn, as the evidence for persistent currents found with the "infinite-size" DMRG algorithm has not been reproduced with the (presumably more accurate) "finite-size"...
Quantum Phases of the Shastry-Sutherland Antiferromagnet (2001)
Chung, C. H., Marston, J. B., Sachdev, Subir
We study possible paramagnetic phases of antiferromagnets on the Shastry-Sutherland lattice by a gauge-theoretic analysis of fluctuations in a theory with Sp(2N) symmetry. In addition to the familiar...
McKenzie, Ross H., Merino, J., Marston, J. B., Sushkov, O. P.
We consider the electronic properties of layered molecular crystals of the type theta-D$_2$A, where A is an anion and D is a donor molecule such as BEDT-TTF [where BEDT-TTF is...
McKenzie, R. H., Merino, J., Marston, J. B., Sushkov, O. P.
We consider the electronic properties of layered molecular crystals of the type theta -D(2)A where A is an anion and D is a donor molecule such as bis-(ethylenedithia-tetrathiafulvalene) (BEDT-TTF),...
Chung, C. H., Marston, J. B., McKenzie, R. H.
We solve the Sp(N) Heisenberg and SU(N) Hubbard-Heisenberg models on the anisotropic triangular lattice in the large-N limit. These two models may describe respectively the magnetic and electronic...
McKenzie, R. H., Merino, J., Marston, J. B., Sushkov, O. P.
We consider the electronic properties of layered molecular crystals of the type theta -D(2)A where A is an anion and D is a donor molecule such as bis-(ethylenedithia-tetrathiafulvalene) (BEDT-TTF),...
Chung, C. H., Marston, J. B., McKenzie, R. H.
We solve the Sp(N) Heisenberg and SU(N) Hubbard-Heisenberg models on the anisotropic triangular lattice in the large-N limit. These two models may describe respectively the magnetic and electronic...
Chung, C. H., Marston, J. B., McKenzie, Ross H.
We solve the Sp(N) Heisenberg and SU(N) Hubbard-Heisenberg models on the anisotropic triangular lattice in the large-N limit. These two models may describe respectively the magnetic and electronic...
Tsai, Shan-Wen, Marston, J. B.
A Hubbard model at half-filling on an anisotropic triangular lattice has been proposed as the minimal model to describe conducting layers of $\kappa-(BEDT-TTF)_2X$ organic materials. The model...
Tsai, Shan-Wen, Marston, J. B.
Motivated by experiments on the layered compounds $\kappa$-(BEDT-TTF)$_2$X, Cs$_2$CuCl$_4$, and very recently Na$_x$CoO$_2 \cdot y$H$_2$O, we present a weak-coupling functional renormalization-group...
Tsai, Shan-Wen, Marston, J. B.
We present a simple method, combining the density-matrix renormalization-group (DMRG) algorithm with finite-size scaling, which permits the study of critical behavior in quantum spin chains. Spin...
Tsai, Shan-Wen, Marston, J. B.
We use the density-matrix renormalization-group (DMRG) algorithm and finite-size scaling to study a supersymmetric (SUSY) spin chain that models plateau transitions in the integer quantum Hall...
Consilience of High-Tc Theories (1999)
Improvements both in the quality and in the variety of experiments on high-temperature superconductors have yielded new insights into the microscopic origins of pairing. A number of competing...
The spin quantum Hall effect in unconventional superconductors (1999)
Senthil, T., Marston, J. B., Fisher, Matthew P. A.
We study the properties of the "spin quantum Hall fluid" - a novel spin phase with quantized spin Hall conductance that is potentially realizable in superconducting systems with unconventional...
The Heisenberg antiferromagnet on an anisotropic triangular lattice: linear spin-wave theory (1998)
Merino, J., McKenzie, Ross H., Marston, J. B., Chung, C. H.
We consider the effect of quantum spin fluctuations on the ground state properties of the Heisenberg antiferromagnet on an anisotropic triangular lattice using linear spin-wave theory. This model...
The Chalker-Coddington Network Model is Quantum Critical (1998)
Marston, J. B., Tsai, Shan-Wen
We show that the localization transition in the integer quantum Hall effect as described by the Chalker-Coddington network model is quantum critical. We first map the anisotropic network model to the...
Multidimensional Bosonization (1998)
Bosonization of degenerate fermions yields insight both into Landau Fermi liquids, and into non-Fermi liquids. We begin our review with a pedagogical introduction to bosonization, emphasizing its...
Room Temperature Kondo effect in atom-surface scattering: dynamical 1/N approach (1998)
The Kondo effect may be observable in some atom-surface scattering experiments, in particular, those involving alkaline-earth atoms. By combining Keldysh techniques with the NCA approximation to...
Supersymmetry and Localization in the Quantum Hall Effect (1996)
We study the localization transition in the integer quantum Hall effect as described by the network model of quantum percolation. Starting from a path integral representation of transport Green's...
Memory Loss and Auger Processes in a Many Body Theory of Charge Transfer (1995)
Onufriev, A. V., Marston, J. B.
Charge transfer between hyperthermal alkali atoms and metallic scattering surfaces is an experimental and theoretical arena for many-body interactions. To model new facets, we use a generalized...
Theory of Fermion Liquids (1995)
We develop a general theory of fermion liquids in spatial dimensions greater than one. The principal method, bosonization, is applied to the cases of short and long range longitudinal interactions,...
Gauge Interactions and Bosonized Fermion Liquids (1994)
We investigate fermion liquids interacting with longitudinal and transverse abelian gauge fields via bosonization. In two spatial dimensions we obtain the fermion propagator for the specific case of...
Coulomb Interaction and the Fermi Liquid State: Solution by Bosonization (1993)
Houghton, A., Marston, J. B., Shankar, R.
We investigate the effects of the Coulomb two-body interaction on Fermi liquids via bosonization. The Coulomb interaction is singular in the limit of low momentum transfer, and recent interest in the...
On the Stability and Single-Particle Properties of Bosonized Fermi Liquids (1993)
We study the stability and single-particle properties of Fermi liquids in spatial dimensions greater than one via bosonization. For smooth non-singular Fermi liquid interactions we obtain Shankar's...
Many Body Theory of Charge Transfer in Hyperthermal Atomic Scattering (1992)
Marston, J. B., Andersson, D. R., Behringer, E. R., Cooper, B. H., DiRubio, C. A., Kimmel, G. A., ...
We use the Newns-Anderson Hamiltonian to describe many-body electronic processes that occur when hyperthermal alkali atoms scatter off metallic surfaces. Following Brako and Newns, we expand the...
Bosonization and Fermion Liquids in Dimensions Greater Than One (1992)
(Revised, with postscript figures appended, corrections and added comments.) We develop and describe new approaches to the problem of interacting Fermions in spatial dimensions greater than one....
Mean-Field Calculations of Fluctuations in Nuclear Collisions (1985)
We apply the new variational principle of Balian and Veneroni to calculate the fluctuations in final-fragment mass, charge, and kinetic energy for the systems 16O + 16O (Elab-160 MeV) and 40Ca + 40Ca...