Stewart Barnes

Professor

  • 2855 Citations
1971 …2018
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Research Output 1971 2018

  • 2855 Citations
  • 99 Article
  • 7 Conference contribution
  • 1 Chapter
2018
1 Citation (Scopus)

Magnetic anisotropy by rashba spin–orbit coupling in antiferromagnetic thin films

Ieda, J., Barnes, S. & Maekawa, S., Jan 1 2018, In : Journal of the Physical Society of Japan. 87, 5, 053703.

Research output: Contribution to journalArticle

anisotropy
thin films
broken symmetry
inversions
atomic force microscopy
2014

Erratum: Continuous generation of spinmotive force in a patterned ferromagnetic film (Physical Review Letters (2011) 107 (236602))

Yamane, Y., Sasage, K., An, T., Harii, K., Ohe, J., Ieda, J., Barnes, S., Saitoh, E. & Maekawa, S., Oct 20 2014, In : Physical Review Letters. 113, 17, 179901.

Research output: Contribution to journalArticle

88 Citations (Scopus)

Rashba Spin-Orbit Anisotropy and the Electric Field Control of Magnetism

Barnes, S., Ieda, JI. & Maekawa, S., Feb 17 2014, In : Scientific Reports. 4, p. 1-5 5 p., 4105.

Research output: Contribution to journalArticle

orbits
anisotropy
electric fields
conduction electrons
magnets
2013
20 Citations (Scopus)

Evidence for a magnetic seebeck effect

Brechet, S. D., Vetro, F. A., Papa, E., Barnes, S. & Ansermet, J. P., Aug 22 2013, In : Physical Review Letters. 111, 8, 087205.

Research output: Contribution to journalArticle

Seebeck effect
magnetic induction
magnetization
temperature gradients
magnetic dipoles
5 Citations (Scopus)

Local excitation of magnetostatic modes in YIG

Papa, E., Barnes, S. & Ansermet, J. P., 2013, In : IEEE Transactions on Magnetics. 49, 3, p. 1055-1059 5 p., 6466525.

Research output: Contribution to journalArticle

Yttrium
Magnetostatics
Garnets
Iron
Resonant circuits
2012
4 Citations (Scopus)

Noise and topology in driven systems - An application to interface dynamics

Barnes, S., Eckmann, J. P., Giamarchi, T. & Lecomte, V., May 2012, In : Nonlinearity. 25, 5, p. 1427-1441 15 p.

Research output: Contribution to journalArticle

Interface Dynamics
Orbits
topology
Topology
Phase Space
34 Citations (Scopus)

Spin-motive force due to a gyrating magnetic vortex

Tanabe, K., Chiba, D., Ohe, J., Kasai, S., Kohno, H., Barnes, S., Maekawa, S., Kobayashi, K. & Ono, T., 2012, In : Nature Communications. 3, 845.

Research output: Contribution to journalArticle

Electromotive force
Magnetic flux
Vortex flow
Observation
vortices
2011
34 Citations (Scopus)

Continuous generation of spinmotive force in a patterned ferromagnetic film

Yamane, Y., Sasage, K., An, T., Harii, K., Ohe, J., Ieda, J., Barnes, S., Saitoh, E. & Maekawa, S., Nov 30 2011, In : Physical Review Letters. 107, 23, 236602.

Research output: Contribution to journalArticle

ferromagnetic films
ferromagnetic resonance
thin films
14 Citations (Scopus)

Equation-of-motion approach of spin-motive force

Yamane, Y., Ieda, JI., Ohe, J. I., Barnes, S. & Maekawa, S., Apr 1 2011, In : Journal of Applied Physics. 109, 7, 07C735.

Research output: Contribution to journalArticle

equations of motion
magnetization
electromotive forces
misalignment
electron spin
7 Citations (Scopus)

Ferromagnetic resonance with a magnetic Josephson junction

Barnes, S., Aprili, M., Petković, I. & Maekawa, S., 2011, In : Superconductor Science and Technology. 24, 2, 024020.

Research output: Contribution to journalArticle

Ferromagnetic resonance
Spin waves
Magnetic resonance
ferromagnetic resonance
Josephson junctions
7 Citations (Scopus)

Spinmotive force due to intrinsic energy of ferromagnetic nanowires

Yamane, Y., Ieda, J., Ohe, J. I., Barnes, S. & Maekawa, S., Sep 2011, In : Applied Physics Express. 4, 9, 093003.

Research output: Contribution to journalArticle

Domain walls
Nanowires
domain wall
nanowires
electric power
2009

Current-induced domain wall creep in magnetic wires

Ieda, J., Maekawa, S. & Barnes, S., 2009, Proceedings of the 9th International Symposium on Foundations of Quantum Mechanics in the Light of New Technology, ISQM-Tokyo 2008. World Scientific Publishing Co. Pte Ltd, p. 134-137 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

domain wall
wire
magnetic domains
scaling
magnetic fields
22 Citations (Scopus)

Depinning of domain walls with an internal degree of freedom

Lecomte, V., Barnes, S., Eckmann, J. P. & Giamarchi, T., Aug 21 2009, In : Physical Review B - Condensed Matter and Materials Physics. 80, 5, 054413.

Research output: Contribution to journalArticle

Domain walls
domain wall
degrees of freedom
Magnetic domains
Nanowires
19 Citations (Scopus)

Direct dynamical coupling of spin modes and singlet Josephson supercurrent in ferromagnetic Josephson junctions

Petković, I., Aprili, M., Barnes, S., Beuneu, F. & Maekawa, S., Dec 3 2009, In : Physical Review B - Condensed Matter and Materials Physics. 80, 22, 220502.

Research output: Contribution to journalArticle

Josephson junctions
Spin waves
magnons
Josephson effect
dissipation
25 Citations (Scopus)

Electrical measurements of the polarization in a moving magnetic vortex

Ohe, J. I., Barnes, S., Lee, H. W. & Maekawa, S., 2009, In : Applied Physics Letters. 95, 12, 123110.

Research output: Contribution to journalArticle

electrical measurement
vortices
polarization
Permalloys (trademark)
conduction electrons
122 Citations (Scopus)

Electromotive force and huge magnetoresistance in magnetic tunnel junctions

Hai, P. N., Ohya, S., Tanaka, M., Barnes, S. & Maekawa, S., Mar 26 2009, In : Nature. 458, 7237, p. 489-492 4 p.

Research output: Contribution to journalArticle

Magnetic Fields
Electrons
Equipment and Supplies
Magnets
Nanostructures
2007
178 Citations (Scopus)

Generalization of Faraday's law to include nonconservative spin forces

Barnes, S. & Maekawa, S., Jun 15 2007, In : Physical Review Letters. 98, 24, 246601.

Research output: Contribution to journalArticle

electromotive forces
ferromagnetic materials
energy conservation
electron spin
magnetic flux
3 Citations (Scopus)

Spin motive forces, "measurements", and spin-valves

Barnes, S., Mar 2007, In : Journal of Magnetism and Magnetic Materials. 310, 2 SUPPL. PART 3, p. 2035-2037 3 p.

Research output: Contribution to journalArticle

Force measurement
Magnetization
Torque
torque
Experiments

Theory of spin-transfer torque and domain wall motion in magnetic nanostructures

Barnes, S. & Maekawa, S., Sep 1 2007, Concepts in Spin Electronics. Oxford University Press, p. 1-27 27 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

domain wall
torque
magnetic domains
conservation
divergence
111 Citations (Scopus)

Universality classes for domain wall motion in the ferromagnetic semiconductor (Ga,Mn)As

Yamanouchi, M., Ieda, J., Matsukura, F., Barnes, S., Maekawa, S. & Ohno, H., Sep 21 2007, In : Science. 317, 5845, p. 1726-1729 4 p.

Research output: Contribution to journalArticle

Semiconductors
Magnetic Fields
2006
19 Citations (Scopus)
momentum transfer
domain wall
51 Citations (Scopus)

Magnetic memory and current amplification devices using moving domain walls

Barnes, S., Ieda, J. & Maekawa, S., 2006, In : Applied Physics Letters. 89, 12, 122507.

Research output: Contribution to journalArticle

magnetic storage
electromotive forces
domain wall
magnetic circuits
logic circuits

Spinmotive forces and torque transfer in spin valves

Barnes, S., 2006, AIP Conference Proceedings. Vol. 850. p. 1504-1505 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

torque
inductance
electric batteries
thermodynamics
magnetization

Spinons, holons and flux tubes in a SU(3) theory of high Tc superconductors

Barnes, S., 2006, AIP Conference Proceedings. Vol. 850. p. 561-562 2 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

divergence
bosons
tubes
operators
matrices
2005
226 Citations (Scopus)

Current-spin coupling for ferromagnetic domain walls in fine wires

Barnes, S. & Maekawa, S., Sep 2 2005, In : Physical Review Letters. 95, 10, 107204.

Research output: Contribution to journalArticle

domain wall
wire
conduction electrons
angular momentum
ground state
2003

Bi- and tri-layer splittings in a new formulation for the t-J model of cuprates

Barnes, S. & Maekawa, S., May 2003, In : Physica C: Superconductivity and its Applications. 388-389, p. 55-56 2 p.

Research output: Contribution to journalArticle

cuprates
formulations
Fluxes
tubes
5 Citations (Scopus)

Bilayer splitting in overdoped high-Tc cuprates

Barnes, S. & Maekawa, S., Jun 2003, In : Physical Review B - Condensed Matter and Materials Physics. 67, 22, p. 2245131-2245135 5 p., 224513.

Research output: Contribution to journalArticle

Fermi surface
cuprates
Fermi surfaces
condensates
Photoelectron spectroscopy
2002
4 Citations (Scopus)

A Jordan-Wigner transformation for the t-J and Hubbard models with holes

Barnes, S. & Maekawa, S., Jan 14 2002, In : Journal of Physics Condensed Matter. 14, 1

Research output: Contribution to journalArticle

Hubbard model
Jordan
Gages
Fluxes
sectors
2001

Intermediate spin, schrödinger cat states, and nanomagnets

Barnes, S., Sep 28 2001, In : Physical Review Letters. 87, 16

Research output: Contribution to journalArticle

cats
magnetic effects
magnets
magnetic fields
6 Citations (Scopus)

Intermediate spin, Schrödinger cat states, and nanomagnets

Barnes, S., Oct 15 2001, In : Physical Review Letters. 87, 16, 167201.

Research output: Contribution to journalArticle

cats
Kondo effect
Superconductivity
Superconducting materials
divergence
superconductivity
1999

Auxiliary particles and Fumi's theorem

Barnes, S., 1999, In : Physica B: Condensed Matter. 259-261, p. 179-180 2 p.

Research output: Contribution to journalArticle

Ground state
theorems
S matrix theory
Scattering
Phase shift
1 Citation (Scopus)

Electronic structure of vortices in high Tc superconductors

Barnes, S., 1999, In : International Journal of Modern Physics B. 13, 29-31, p. 3478-3481 4 p.

Research output: Contribution to journalArticle

High-Tc Superconductors
Pseudogap
Bosons
Electronic Structure
Superconducting materials
2 Citations (Scopus)

Theory of magnetic structure determination for small ferromagnets

Preda, M. & Barnes, S., Apr 15 1999, In : Journal of Applied Physics. 85, 8 II B, p. 5630-5632 3 p.

Research output: Contribution to journalArticle

harmonic oscillation
ground state
tunnels
formalism
nanoparticles
1998
8 Citations (Scopus)

Intermediate spin and certain small magnets

Barnes, S., Sep 28 1998, In : Journal of Physics Condensed Matter. 10, 38

Research output: Contribution to journalArticle

Magnets
Demonstrations
magnets
integers
examination
1997
13 Citations (Scopus)

Quantum coherence in small antiferromagnets

Barnes, S., Ballou, R., Barbara, B. & Strelen, J., 1997, In : Physical Review Letters. 79, 2, p. 289-292 4 p.

Research output: Contribution to journalArticle

degrees of freedom
integers
tunnels
parity
1996

The ground state of the kagomé lattice - a new auxiliary particle approach

Barnes, S., 1996, In : Czechoslovak Journal of Physics. 46, SUPPL. 4, p. 1907-1908 2 p.

Research output: Contribution to journalArticle

broken symmetry
perturbation theory
dimers
ground state
energy
3 Citations (Scopus)

The possibility of flux flow spectroscopy

Barnes, S., Cohn, J. & Zuo, F., 1996, In : Physical Review Letters. 77, 15, p. 3252-3255 4 p.

Research output: Contribution to journalArticle

magnetic materials
spectroscopy
oxides
probes
excitation
1995
1 Citation (Scopus)

Implications of Fumi's theorem for auxiliary particle methods

Barnes, S., 1995, In : Physical Review B. 51, 15, p. 10213-10216 4 p.

Research output: Contribution to journalArticle

Kondo effect
theorems
Scattering
Impurities
impurities
1994
2 Citations (Scopus)

Application of generalized linear filters in data analysis

Barnes, S., Peter, M., Hoffmann, L., Manuel, A. A. & Shukla, A., Jul 1994, In : Journal of Statistical Physics. 76, 1-2, p. 679-701 23 p.

Research output: Contribution to journalArticle

linear filters
Linear Filter
Data analysis
eigenvalues
Smallest Eigenvalue
7 Citations (Scopus)

New auxiliary particle method for the Hubbard, t-J and Heisenberg models

Vacaru, D. & Barnes, S., 1994, In : Journal of Physics Condensed Matter. 6, 3, p. 719-728 10 p.

Research output: Contribution to journalArticle

Hamiltonians
Ground state
perturbation theory
ground state
Green's function
1992
1 Citation (Scopus)

Nonuniversality in the Kondo effect

Naghashpour, M. & Barnes, S., 1992, In : Physical Review Letters. 69, 26, p. 3824-3826 3 p.

Research output: Contribution to journalArticle

Kondo effect
perturbation
magnetization
expansion
1 Citation (Scopus)

The mixed state of superlattice of superconducting sheets

Barnes, S., 1992, In : Journal of Physics Condensed Matter. 4, 16, p. 4135-4147 13 p., 014.

Research output: Contribution to journalArticle

Superlattices
Screening
cuprates
superlattices
Cuprate superconductors
1991
2 Citations (Scopus)

Flux states for the infinite-U limit of the Hubbard model

Barnes, S., 1991, In : Physical Review B. 44, 2, p. 801-804 4 p.

Research output: Contribution to journalArticle

Hubbard model
Fluxes
Doping (additives)
Magnetic flux
two dimensional models
3 Citations (Scopus)

Theory of positron annihilation in the spinon-holon picture

Barnes, S., 1991, In : Journal of Physics and Chemistry of Solids. 52, 11-12, p. 1525-1533 9 p.

Research output: Contribution to journalArticle

Positron annihilation
positron annihilation
Ground state
ground state
degrees of freedom
1990
3 Citations (Scopus)

All-electronic Peierls instability in the infinite-U mean-field theory for the Hubbard model

Barnes, S., 1990, In : Physical Review B. 41, 16, p. 11701-11704 4 p.

Research output: Contribution to journalArticle

Hubbard model
Mean field theory
Charge density waves
electronics
Doping (additives)
1 Citation (Scopus)

Spin-disordered ground state for a nearly half-filled Hubbard model

Barnes, S., 1990, In : Physical Review B. 41, 13, p. 8991-9002 12 p.

Research output: Contribution to journalArticle

Hubbard model
Ground state
Bosons
Spin waves
magnons
2 Citations (Scopus)

t-J model. Anyons, flux states, spinons, holons, and all that

Barnes, S., Aug 1990, In : Physica B: Condensed Matter. 165-66, 2, p. 987-988 2 p.

Research output: Contribution to journalArticle

Ground state
Fluxes
Bosons
Mean field theory
ground state
1989
5 Citations (Scopus)

Excitations in a nearly half-filled Hubbard model with U=

Barnes, S., 1989, In : Physical Review B. 40, 1, p. 723-726 4 p.

Research output: Contribution to journalArticle

Hubbard model
Bosons
elementary excitations
excitation
divergence
10 Citations (Scopus)

Holon statistics

Barnes, S., 1989, In : Journal of Physics Condensed Matter. 1, 12, p. 2293-2296 4 p., 015.

Research output: Contribution to journalArticle

Mean field theory
Superconductivity
Condensation
superconductivity
condensation