Publikationen

Preprints

N. Lenzing, D. Krüger, M. Potthoff
Microscopic theory of spin friction and dissipative spin dynamics
arXiv:2410.16003

2024

M. Elbracht, M. Potthoff
Prerelaxation in quantum, classical, and quantum-classical two-impurity models
Phys. Rev. Research 6, 033275 (2024)
doi   pdf   arXiv:2404.18566

C. Plorin, M. Potthoff
Kondo Screening and indirect magnetic exchange through a conventional superconductor studied by the density-matrix renormalization group
Phys. Rev. B 110, 085119 (2024)
doi   pdf   arXiv:2406.05029

S. Michel, A. Fünfhaus, R. Quade, R. Valentí, M. Potthoff
Bound states and local topological phase diagram of classical impurity spins coupled to a Chern insulator
Phys. Rev. B 109, 155116 (2024)
doi   pdf   arXiv:2307.14097

R. Rausch, C. Plorin, M. Peschke, C. Karrasch
Matrix-Product State Approach to the Generalized Nuclear Pairing Hamiltonian
Ann. Phys. (Berlin) 2024, 2300436
doi   pdf   arXiv:2105.07012

2023

N. Lenzing, D. Krüger, M. Potthoff
Geometrical torque on magnetic moments coupled to a correlated antiferromagnet
Phys. Rev. Research 5, L032012 (2023)
doi   pdf   suppl   arXiv:2304.02071

R. Rausch, M. Peschke, C. Plorin, J. Schnack, C. Karrasch
Quantum spin spiral ground state of the ferrimagnetic sawtooth chain
SciPost Phys. 14, 052 (2023)
doi   pdf   arXiv:2207.08273

2022

S. Michel, M. Potthoff
Spin Berry curvature of the Haldane model
Phys. Rev. B 106, 235423 (2022), Editor's Suggestion
doi   pdf   arXiv:2209.13629

M. Potthoff
Dynamical mean-field theory for correlated topological phases
Lecture Notes of the Autumn School on Correlated Electrons 2022, Dynamical Mean-Field Theory of Correlated Electrons, October 4-7, 2022, chapter 10 (Forschungszentrum Jülich, 2022), ISBN 978-3-95806-619-9
pdf   cond-mat

N. Lenzing, A.I. Lichtenstein, M. Potthoff
Emergent non-abelian gauge theory in coupled spin-electron dynamics
Phys. Rev. B 106, 094433 (2022)
doi   pdf   arXiv:2202.04694

R. Rausch, M. Peschke, C. Plorin, C. Karrasch
Magnetic properties of a capped kagome molecule with 60 quantum spins
SciPost Phys. 12, 143 (2022)
doi   pdf   arXiv:2111.04549

R. Quade, M. Potthoff
Controlling the real-time dynamics of a spin coupled to the helical edge states of the Kane-Mele model
Phys. Rev. B 105, 035406 (2022)
doi   pdf   arXiv:2109.10089

2021

D. Krüger, M. Potthoff
Interacting Chern Insulator in Infinite Spatial Dimensions
Phys. Rev. Lett 126, 196401 (2021)
doi   pdf   arXiv:2009.08146

R. Rausch, C. Plorin, M. Peschke
The antiferromagnetic S = 1/2 Heisenberg model on the C60 fullerene geometry
SciPost Phys. 10, 087 (2021)
doi   pdf   arXiv:2011.12083

S. Michel, M. Potthoff
Non-Hamiltonian dynamics of indirectly coupled classical impurity spins
Phys. Rev. B 103, 024449 (2021)
doi   pdf   arXiv:2009.06296

M. Elbracht, M. Potthoff
Long-time relaxation dynamics of a spin coupled to a Chern insulator
Phys. Rev. B 103, 024301 (2021), Editor's Suggestion
doi   pdf   arXiv:2011.00581

2020

M. Elbracht, M. Potthoff
Accessing long timescales in the relaxation dynamics of spins coupled to a conduction-electron system using absorbing boundary conditions
Phys. Rev. B 102, 115434 (2020)
doi   pdf   arXiv:2007.03655

R. Rausch and M. Peschke
Topological phases arising from attractive interaction and pair hopping in the extended Hubbard model
New J. Phys.22, 073051 (2020)
doi   pdf   arXiv:2003.14261

M. Elbracht, S. Michel, M. Potthoff
Topological spin torque emerging in classical-spin systems with different timescales
Phys. Rev. Lett. 124, 197202 (2020)
doi   pdf   suppl   arXiv:2002.01914

2019

R. Rausch, M. Potthoff, N. Kawakami
Magnetic doublon bound states in the Kondo lattice model
Phys. Rev. Lett. 123, 216401 (2019)
doi   pdf   suppl   arXiv:1909.11896

R. Rausch, M. Potthoff
Pump-probe Auger-electron spectroscopy of Mott insulators
Phys. Rev. B 99, 205108 (2019)
doi   pdf   arXiv:1901.02817

M. Peschke, L.-M. Woelk, M. Potthoff
Phase diagram of the Kondo model on the zigzag ladder
Phys. Rev. B 99, 085140 (2019)
doi  pdf  arXiv:1901.01236

2018

M. Potthoff
Cluster Extensions of Dynamical Mean-Field Theory
Lecture Notes of the Autumn School on Correlated Electrons 2018, DMFT: From Infinite Dimensions to Real Materials, September 17-21, 2018, chapter 5 (Forschungszentrum Jülich, 2018), ISBN 978-3-95806-313-6
pdf  

M. Potthoff, M. W. Aulbach, M. Balzer, M. Hänsel, M. Peschke, A. Schwabe and I. Titvinidze
Magnetism of nanostructures on metallic substrates
in: Atomic and Nanoscale Magnetism, NanoScience and Technology, ed. by R. Wiesendanger (Springer, Cham, 2018), [ISBN 978-3-319-99557-1]
doi  pdf

E. Vedmedenko and M. Potthoff
Fluctuations and dynamics of magnetic nanoparticles
in: Atomic and Nanoscale Magnetism, NanoScience and Technology, ed. by R. Wiesendanger (Springer, Cham, 2018), [ISBN 978-3-319-99557-1]
doi  pdf

M. Steinbrecher, R. Rausch, Khai Ton That, J. Hermenau, A.A. Khajetoorians, M. Potthoff, R. Wiesendanger and J. Wiebe
Non-collinear spin states in bottom-up fabricated atomic chains
Nat. Commun. 9, 2853 (2018)
doi  pdf  arXiv:1710.03515

M. Peschke, R. Rausch and M. Potthoff
Frustrated quantum magnetism in the Kondo lattice on the zigzag ladder
Phys. Rev. B 97, 115124 (2018)
doi  pdf  arXiv:1709.05642

2017

C. Stahl and M. Potthoff
Anomalous spin precession under a geometrical torque
Phys. Rev. Lett. 119, 227203 (2017)
doi  pdf  arXiv:1705.01313

F. Lechermann, A. I. Lichtenstein and M. Potthoff
Realistic many-body approaches to materials with strong nonlocal correlations
Eur. Phys. J. Special Topics 226, 2591 (2017)
doi  pdf  arXiv:1704.04176

C. Gramsch and M. Potthoff
Enforcing conservation laws in nonequilibrium cluster perturbation theory
Phys. Rev. B 95, 205130 (2017)
doi  pdf  arXiv:1701.01057

R. Rausch and M. Potthoff
Filling-dependent doublon dynamics in the one-dimensional Hubbard model
Phys. Rev. B 95, 045152 (2017)
doi  pdf  arXiv:1611.05388

2016

M. Sayad, R. Rausch and M. Potthoff
Inertia effects in the real-time dynamics of a quantum spin coupled to a Fermi sea
Europhys. Lett. 116, 17001 (2016)
doi  pdf  arXiv:1609.05526

M. Sayad, R. Rausch and M. Potthoff
Relaxation of a classical spin coupled to a strongly correlated electron system
Phys. Rev. Lett. 117, 127201 (2016)
doi  pdf  arXiv:1602.07317

J. Braun, R. Rausch, M. Potthoff and H. Ebert
One-step theory of two-photon photoemission
Phys. Rev. B 94, 125128 (2016)
doi  pdf  arXiv:1605.08596

F. Hofmann and M. Potthoff
Time-dependent Mott transition in the periodic Anderson model with nonlocal hybridization
Eur. Phys. J. B 89, 178 (2016)
doi  pdf  arXiv:1606.01089

F. Hofmann, M. Eckstein and M. Potthoff
Nonequilibrium self-energy functional approach to the dynamical Mott transition
Phys. Rev. B 93, 235104 (2016)
doi  pdf  arXiv:1603.07177

F. Hofmann, M. Eckstein and M. Potthoff
Nonequilibrium variational-cluster approach to real-time dynamics in the Fermi-Hubbard model
J. Phys.: Conf. Series 696, 012002 (2016)
doi  pdf  arXiv:1510.05866

R. Rausch and M. Potthoff
Multiplons in the two-hole excitation spectra of the one-dimensional Hubbard model
New J. Phys. 18, 023033 (2016)
doi  pdf  arXiv:1510.01162

2015

C. Gramsch and M. Potthoff
Lehmann representation of the nonequilibrium self-energy
Phys. Rev. B 92, 235135 (2015)
doi  pdf  arXiv:1509.05313

M. Aulbach, F. Assaad and M. Potthoff
Dynamical mean-field study of partial Kondo screening in the periodic Anderson model on the triangular lattice
Phys. Rev. B 92, 235131 (2015)
doi  pdf  arXiv:1506.05755

M. Sayad and M. Potthoff
Spin dynamics and relaxation in the classical-spin Kondo-impurity model beyond the Landau-Lifschitz-Gilbert equation
New J. Phys. 17, 113058 (2015)
doi  pdf  arXiv:1507.08227

A. Schwabe, M. Hänsel, M. Potthoff and A. K. Mitchell
Screening mechanisms in magnetic nanostructures
Phys. Rev. B 92, 155104 (2015)
doi  pdf  arXiv:1508.03157

M. Aulbach, I. Titvinidze and M. Potthoff
Crossover from conventional to inverse indirect magnetic exchange in the depleted Anderson lattice
Phys. Rev. B 91, 174420 (2015)
doi  pdf  arXiv:1503.04007

I. Titvinidze, A. Schwabe and M. Potthoff
Strong-coupling limit of depleted Kondo- and Anderson-lattice models
Eur. Phys. J. B 88, 42 (2015)
doi  pdf  arXiv:1408.7018

J. Braun, R. Rausch, M. Potthoff, J. Minar and H. Ebert
One-step theory of pump-probe photoemission
Phys. Rev. B 91, 035119 (2015)
doi  pdf  arXiv:1407.8326

M. Hänsel, W. Nolting and M. Potthoff
Band model for the understanding of ferromagnetism in semiconductors and insulators
Physica B 461, 23 (2015)
doi  pdf  arXiv:1501.00948

2014

A. Schwabe, M. Hänsel and M. Potthoff
Cooperation of different exchange mechanisms in confined magnetic systems
Phys. Rev. A 90, 033615 (2014)
doi  pdf  arXiv:1407.2174

M. Potthoff
Making use of self-energy functionals: The variational cluster approximation
Lecture Notes of the Autumn School on Correlated Electrons 2014, DMFT at 25: Infinite Dimensions, September 15-19, 2014, chapter 9 (Forschungszentrum Jülich, 2014), ISBN 978-3-89336-953-9
pdf  arXiv:1407.4065

I. Titvinidze, A. Schwabe and M. Potthoff
Ferromagnetism of magnetic impurities coupled indirectly via conduction electrons: Insights from various theoretical approaches
Phys. Rev. B 90, 045112 (2014)
doi  pdf  arXiv:1402.6657

2013

P. Blöchl, T. Pruschke and M. Potthoff
Density-matrix functionals from Green's functions
Phys. Rev. B 88, 205139 (2013)
doi  pdf  arXiv:1309.2406

F. Hofmann, M. Eckstein, E. Arrigoni and M. Potthoff
Nonequilibrium self-energy functional theory
Phys. Rev. B 88, 165124 (2013)
doi  pdf  arXiv:1306.6340

A. Schwabe, I. Titvinidze and M. Potthoff
Inverse indirect magnetic exchange
Phys. Rev. B (rapid) 88, 121107(R) (2013)
doi  pdf  arXiv:1305.5504

I. Titvinidze and M. Potthoff
Boundary and finite-size effects in the competition between indirect magnetic exchange and Kondo screening
J. Korean Phys. Soc. 62, 1434 (2013)
doi  pdf  arXiv:1211.6307

P. Jurgenowski and M. Potthoff
Dynamical symmetry between spin and charge excitations studied by a plaquette mean-field approach in two dimensions
Phys. Rev. B 87, 205118 (2013)
doi  pdf  arXiv:1302.5317

2012

A. Schwabe, D. Gütersloh and M. Potthoff
Competition between Kondo screening and indirect magnetic exchange in a quantum box
Phys. Rev. Lett. 109, 257202 (2012)
doi  pdf  arXiv:1208.2209

I. Titvinidze, A. Schwabe, N. Rother and M. Potthoff
Dynamical mean-field theory of indirect magnetic exchange
Phys. Rev. B 86, 075141 (2012)
doi  pdf  arXiv:1204.5111

F. Hofmann and M. Potthoff
Doublon dynamics in the extended Fermi-Hubbard model
Phys. Rev. B 85, 205127 (2012)
doi  pdf  arXiv:1202.5149

M. Sayad, D. Gütersloh and M. Potthoff
Macrospin approximation and quantum effects in models for magnetization reversal
Eur. Phys. J. B 85, 125 (2012)
doi  pdf  arXiv:1111.3900

M. Balzer, N. Gdaniec and M. Potthoff
Krylov-space approach to the equilibrium and the nonequilibrium single-particle Green's function
J. Phys.: Condens. Matter 24, 035603 (2012)
doi  pdf  arXiv:1109.1205

M. Potthoff
Self-energy-functional theory
in: Strongly Correlated Systems: Theoretical Methods, ed. by A. Avella and F. Mancini, Springer Series in Solid-State Sciences, Vol. 171 (2012), pp. 303-339 [ISBN 978-3-642-21830-9]
doi  pdf  arXiv:1108.2183

2011

M. Potthoff
Static and dynamic variational principles for strongly correlated electron systems
AIP Conf. Proc. 1419, 199 (2011)
doi  pdf  arXiv:1202.4907

M. Balzer and M. Potthoff
Non-equilibrium cluster-perturbation theory
Phys. Rev. B 83, 195132 (2011)
pdf  arXiv:1102.3344

E.Y. Vedmedenko, N. Mikuszeit, T. Stapelfeldt, R. Wieser, M. Potthoff, A. Lichtenstein, R. Wiesendanger
Spin-spin correlations in ferromagnetic nanosystems
Eur. Phys. J. B 80, 331 (2011)
pdf  arXiv:1102.3062

M. Busch, J. Lienemann, M. Potthoff, H. Winter
Anomalous magnetic anisotropy of the topmost surface layer of Ni(110)
Phys. Rev. B 83, 060413(R) (2011)
pdf  arXiv:1102.1392

2010

M. Balzer and M. Potthoff
Variational cluster approach to ferromagnetism in infinite dimensions and in one-dimensional chains
Phys. Rev. B 82, 174441 (2010)
pdf  arXiv:1007.2517

M. Balzer, W. Hanke and M. Potthoff
Importance of local correlations for the order parameter of high-Tc superconductors
Phys. Rev. B 81, 144516 (2010)
pdf  arXiv:0912.1282

2009

A. Schwabe and W. Nolting
Interacting spin waves in the ferromagnetic Kondo lattice model
Phys. Rev. B 80, 214408 (2009)
pdf  arXiv:0910.5478

Gang Li, W. Hanke, A.N. Rubtsov, S. Bäse and M. Potthoff
Accessing thermodynamics from dynamical cluster-embedding approaches
Phys. Rev. B 80, 195118 (2009)
pdf  arXiv:0908.0844

M. Balzer, B. Kyung, D. Senechal, A.-M. S. Tremblay, M. Potthoff
First-order Mott transition at zero temperature in two dimensions: Variational plaquette study
Europhys. Lett. 85, 17002 (2009)
pdf  arXiv:0808.2364

2008

M. Balzer, W. Hanke and M. Potthoff
Mott transition in one dimension: Benchmarking dynamical cluster approaches
Phys. Rev. B 77, 045133 (2008)
pdf  cond-mat/0709.4620

2007

M. Aichhorn, E. Arrigoni, M. Potthoff and W. Hanke
Phase separation and competition of superconductivity and magnetism in the two-dimensional Hubbard model: From strong to weak coupling
Phys. Rev. B 76, 224509 (2007)
pdf  cond-mat/0707.3557

J. Ortloff, M. Balzer and M. Potthoff
Non-perturbative conserving approximations and Luttinger's sum rule
Eur. Phys. J. B 58, 37 (2007)
pdf  cond-mat/0704.0249

W. Hanke, M. Aichhorn, E. Arrigoni and M. Potthoff
A controlled route to the competing phases and the single-particle spectral function in the ground state of the 2D Hubbard model
Physica C 460-462, 248 (2007)
pdf

A. Fleszar, M. Potthoff and W. Hanke
Electronic structure of zinc-blende MnTe within the GW approximation
phys. stat. sol. (c) 4, 3270 (2007)
pdf  cond-mat/0704.3967

M. Potthoff and M. Balzer
Self-energy-functional theory for systems of interacting electrons with disorder
Phys. Rev. B 75, 125112 (2007)
pdf  cond-mat/0610217

M. Eckstein, M. Kollar, M. Potthoff and D. Vollhardt
Phase separation in the particle-hole asymmetric Hubbard model
Phys. Rev. B 75, 125103 (2007)
pdf  cond-mat/0610803

2006

M. Aichhorn, E. Arrigoni, M. Potthoff and W. Hanke
Variational cluster approach to the Hubbard model: Phase-separation tendency and finite-size effects
Phys. Rev. B 74, 235117 (2006)
pdf  cond-mat/0607271

M. Aichhorn, E. Arrigoni, M. Potthoff and W. Hanke
Antiferromagnetic to superconducting phase transition in the hole- and electron-doped Hubbard model at zero temperature
Phys. Rev. B 74, 024508 (2006)
pdf  cond-mat/0511460

M. Potthoff
Systematics of approximations constructed from dynamical variational principles
in: Effective models for low-dimensional strongly correlated electrons, Hrsg.: G. Batrouni and D. Poilblanc, p. 41 (AIP Proceedings, Melville, 2006)
pdf  cond-mat/0511729

W. Hanke, M. Aichhorn, E. Arrigoni and M. Potthoff
Correlated band structure and the ground-state phase diagram in high-Tc cuprates
Physica B 378-380, 60 (2006)
pdf  cond-mat/0506364

C. Dahnken, M. Potthoff, E. Arrigoni and W. Hanke
Correlated band structure of electron-doped cuprate materials
Fiz. Niz. Temp. (Low Temp. Phys.) 32, 602 (2006)
pdf  cond-mat/0504618

M. Potthoff
Non-perturbative construction of the Luttinger-Ward functional
Condens. Mat. Phys. 9, 557 (2006)
pdf  cond-mat/0406671

2005

M. Potthoff
Dynamical variational principles for strongly correlated electron systems
Adv. Solid State Phys. 45,135 (2005)
pdf  cond-mat/0503715

M. Balzer and M. Potthoff
Disorder- and correlation-driven metal-insulator transitions
Physica B 359-361, 768 (2005)
pdf  cond-mat/0406266

2004

C. Dahnken, M. Potthoff, E. Arrigoni and W. Hanke
Electron-doping evolution of the quasiparticle band of the cuprates
in: High Performance Computing in Science and Engineering '04, Hrsg.: E. Krause, W. Jäger, M. Resch, p. 141 (Springer, Berlin, 2004)
pdf

M. Aichhorn, H.G. Evertz, W. von der Linden and M. Potthoff
Charge ordering in extended Hubbard models: Variational cluster approach
Phys. Rev. B 70, 235107 (2004)
pdf  cond-mat/0402580

C. Dahnken, M. Aichhorn, W. Hanke, E. Arrigoni and M. Potthoff
Variational cluster approach to spontaneous symmetry breaking: The itinerant antiferromagnet in two dimensions
Phys. Rev. B 70, 245110 (2004)
pdf  cond-mat/0309407

2003

M. Potthoff
Self-energy-functional approach: Analytical results and the Mott-Hubbard transition
Eur. Phys. J. B 36, 335 (2003)
pdf  cond-mat/0306278

M. Potthoff, M. Aichhorn and C. Dahnken
Variational cluster approach to correlated electron systems in low dimensions
Phys. Rev. Lett. 91, 206402 (2003)
pdf  cond-mat/0303136

M. Potthoff
Self-energy-functional approach to systems of correlated electrons
Eur. Phys. J. B 32, 429 (2003)
pdf  cond-mat/0301137

S. Schwieger, M. Potthoff, and W. Nolting
Correlation and surface effects in Vanadium oxides
Phys. Rev. B 67, 165408 (2003)
pdf  cond-mat/0302427

Y. Ono, M. Potthoff, and R. Bulla
Mott transitions in correlated electron systems with orbital degrees of freedom
Phys. Rev. B 67, 035119 (2003)
pdf  cond-mat/0206508

Y. Ono, R. Bulla, and M. Potthoff
Mott transition in the multi-band Hubbard model in infinite dimensions
Physica B 329-333, 942 (2003)
pdf

2002

M. Potthoff
Metal-insulator transitions at surfaces
Adv. Solid State Phys. 42, 121 (2002)
pdf  cond-mat/0204135

2001

Y. Ono, R. Bulla, A. C. Hewson, and M. Potthoff
Critical behaviour near the metal-insulator transition of a doped Mott insulator
Eur. Phys. J. B 22, 283 (2001)
pdf  cond-mat/0103315

R. Pfandzelter and M. Potthoff
Layer-dependent magnetization at the surface of a band-ferromagnet
Phys. Rev. B. (rapid) 64, 140405 (2001)
pdf  cond-mat/0107545

M. Potthoff
Two-site dynamical mean-field theory
Phys. Rev. B 64, 165114 (2001)
pdf  cond-mat/0107502

M. Potthoff
Theory of electron spectroscopies
in: Band-Ferromagnetism, Eds. K. Baberschke, M. Donath, W. Nolting, p.356, Springer, Berlin (2001)
pdf  cond-mat/0107257

W. Nolting, M. Potthoff, T. Herrmann, and T. Wegner
Ferromagnetism in the Hubbard model
in: Band-Ferromagnetism, Eds. K. Baberschke, M. Donath, W. Nolting. p.208, Springer, Berlin (2001)
pdf  cond-mat/0107255

M. Potthoff, T. Wegner, W. Nolting, T. Schlathölter, M. Vonbank, K. Ertl, J. Braun, and M. Donath
Electron-correlation effects in appearance-potential spectra of Ni
Phys. Rev. B 63, 165118 (2001)
pdf  cond-mat/0102331

2000

J. H. Wu, T. Herrmann, M. Potthoff, and W. Nolting
Theoretical approach to the Curie temperature shift in FM1/NM/FM2/SUB (ferromagnetic metal 1/nonmagnetic metal/ferromagnetic metal 2/substrate) systems
J. Phys.: Condens. Matter 12, 2847 (2000)
pdf

C. Meyer, J. Braun, G. Borstel, M. Potthoff, T. Wegner, and W. Nolting
Photoemission theory for nonlocal potentials: application to Ni(100)
Surf. Sci. 454-456, 447 (2000)
pdf

T. Wegner, M. Potthoff, and W. Nolting
Effects of core-hole screening on spin-polarised Auger spectra from ferromagnetic Ni
Acta Phys. Pol. A 97, 567 (2000)
pdf  cond-mat/9910423

R. Bulla and M. Potthoff
„Linearized“ dynamical mean-field theory for the Mott-Hubbard transition
Eur. Phys. J. B 13, 257 (2000)
pdf  cond-mat/9905075

T. Wegner, M. Potthoff, and W. Nolting
Theory of spin-resolved Auger-electron spectroscopy from ferromagnetic 3d-transition metals
Phys. Rev. B 61, 1386 (2000)
pdf  cond-mat/9910421

1999

C. Meyer, M. Potthoff, W. Nolting, G. Borstel, and J. Braun
Relativistic photoemission theory for general nonlocal potentials
phys. stat. sol. (b) 216, 1023 (1999)
pdf  cond-mat/9908294

M. Potthoff and W. Nolting
Metallic surface of a Mott insulator - Mott insulating surface of a metal
Phys. Rev. B 60, 7834 (1999)
pdf  cond-mat/9906412

D. Meyer, T. Wegner, M. Potthoff, and W. Nolting
The asymmetric single-impurty Anderson model - the modified perturbation theory
Physica B 270, 225 (1999)
pdf  cond-mat/9905089

M. Potthoff and W. Nolting
Effective mass at the surface of a Fermi liquid
Physica B 259-261, 760 (1999)
pdf  cond-mat/9811136

M. Potthoff and W. Nolting
Dynamical mean-field study of the Mott transition in thin films
Eur. Phys. J. B 8, 555 (1999)
pdf  cond-mat/9811137

M. Potthoff and W. Nolting
Surface metal-insulator transition in the Hubbard model
Phys. Rev. B 59, 2549 (1999)
pdf  cond-mat/9811135

1998

T. Herrmann, M. Potthoff, and W. Nolting
Ferromagnetism and temperature-driven reorientation transition in thin itinerant-electron films
Phys. Rev. B 58, 831 (1998)
pdf  cond-mat/9804301

M. Potthoff, T. Herrman, T. Wegner, and W. Nolting
The moment sum rule and its consequences for ferromagnetism in the Hubbard model
phys. stat. sol. (b) 210, 199 (1998)
pdf
cond-mat/9809212

M. Potthoff, T. Herrmann, and W. Nolting
Optimization of alloy-analogy-based approaches to the infinite-dimensional Hubbard model
Eur. Phys. J. B 4, 485 (1998)
pdf
cond-mat/9809139

T. Wegner, M. Potthoff, and W. Nolting
Temperature-dependent elctronic structure and ferromagnetism in the d=oo Hubbard model studied by a modified perturbation theory
Phys. Rev. B 57, 6211 (1998)
pdf  cond-mat/9712139

1997

M. Potthoff
Magnetism in low-dimensional metals studied within the Hubbard model
Proceedings of the 11th International Summer School of Condensed Matter Physics (and Chemistry) of Modern Materials, Bialowieza, Poland, July 10-20 (1997)

M. Potthoff, J. Lachnitt, W. Nolting, and J. Braun
One-step model of photoemission for nonlocal potentials
phys. stat. sol. (b) 203, 441 (1997)
pdf
cond-mat/9708094

M. Potthoff and W. Nolting
Weak-coupling approach to the semi-infinite Hubbard model: Non-locality of the self-energy
Z. Phys. B 104, 265 (1997)
pdf
cond-mat/9706007

M. Potthoff, T. Wegner, and W. Nolting
Interpolating self-energy of the infinite-dimensional Hubbard model: Modifying the iterative perturbation theory
Phys. Rev. B 55, 16132 (1997)
pdf  cond-mat/9704005

M. Potthoff and W. Nolting
Curie temperature and layer magnetizations of thin bcc(110) Hubbard films
Surf. Sci. 377-379, 457 (1997)
pdf

M. Potthoff and W. Nolting
Surface magnetism in the strongly correlated Hubbard model
Phys. Rev. B 55, 2741 (1997)
pdf

1996

M. Potthoff and W. Nolting
The large-U Hubbard model for a semi-infinite crystal: A moment approach and an energy-dependent recursion method
J. Phys.: Condens. Matter 8, 4937 (1996)
pdf

S. Parhofer, R. Pfandzelter, and M. Potthoff
Energy shift of the Cu L3M45M45 Auger line excited by proton impact on Cu(110): Enhanced electron correlations at the surface
Phys. Rev. B 53, 10377 (1996)
pdf

1995

M. Potthoff and W. Nolting
Surface magnetism studied within the mean-field approximation of the Hubbard model
Phys. Rev. B 52, 15341 (1995)
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G. Hilgers, M. Potthoff, N. Müller, U. Heinzmann, L. Haunert, J. Braun, and G. Borstel
Necessity of self-energy corrections in LEED theory for Xe(111): Comparison between theoretical and experimental spin-polarized LEED data
Phys. Rev. B 52, 14859 (1995)
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M. Potthoff, J. Braun, G. Borstel, and W. Nolting
Influence of electron correlations on Auger spectra of solids with partially filled bands
J. Elec. Spectr. Rel. Phenom. 72, 163 (1995)
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G. Hilgers, M. Potthoff, N. Müller, and U. Heinzmann
Structure investigations of Xe-adsorbate layers by spin-polarized low-energy electron diffraction, II. Xe/Pd(111)
Surf. Sci. 322, 207 (1995)
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M. Potthoff, G. Hilgers, N. Müller, U. Heinzmann, L. Haunert, J. Braun, and G. Borstel
Structure investigations of Xe-adsorbate layers by spin-polarized low-energy electron diffraction, I. Xe/Pt(111)
Surf. Sci. 322, 193 (1995)
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1994

M. Potthoff, J. Braun, W. Nolting, and G. Borstel
Effects of electron correlations on Auger-electron and appearance-potential spectra of solid surfaces
Surf. Sci. 307-309, 942 (1994)
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M. Potthoff, J. Braun, and G. Borstel
The three-particle ladder approximation as a new approach towards a general theory of electron-correlation effects in CVV Auger-electron and appearance-potential spectroscopy
Z. Phys. B 95, 207 (1994)
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1993

M. Potthoff, J. Braun, W. Nolting, and G. Borstel
VV and CV correlation effects in CVV Auger-electron and appearance-potential spectroscopy: Exact results for limiting cases
J. Phys. C 5, 6879 (1993)
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M. Potthoff, J. Braun, G. Borstel, and W. Nolting
Theory of Auger-electron and appearance-potential spectroscopy from solids with partially filled valence bands: Effects of valence-band core interaction
Phys. Rev. B 47, 12480 (1993)
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G. Hilgers, M. Potthoff, N. Müller, and U. Heinzmann
Structural investigations on Xe/Pd(111) with spin-polarized LEED
Surf. Sci. 287/288, 414 (1993)
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1991

G. Hilgers, M. Potthoff, S. Wirth, N. Müller, U. Heinzmann, L. Haunert, J. Braun, and G. Borstel
Xe-adlayers on Pt(111) and Pd(111): Structure investigation by spin-polarized LEED
Surf. Sci. 251/252, 612 (1991)
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