Publications
Please have also a look at my Researcher ID
List of papers
2022
-
A. Schellenberger, M. Hörman, and K.P. Schmidt
Dynamic structure factor of the antiferromagnetic Kitaev model in large magnetic fields


cond-mat
[arXiv:2203.13546]
-
A. Langheld, J.A. Koziol, P. Adelhardt, S.C. Kapfer, and K.P. Schmidt
Scaling at quantum phase transitions above the upper critical dimension
cond-mat
[arXiv:2203.08081 ]
-
S.S. Jahromi, M. Hörmann, P. Adelhardt, S. Fey, R. Orus, K.P. Schmidt
Kitaev honeycomb antiferromagnet in a field: quantum phase diagram for general spin
cond-mat
[arXiv:2111.06132 ]
-
J. Rohn, K.P. Schmidt, C. Genes
Phase synchronization in dissipative non-Hermitian coupled quantum systems
cond-mat
[arXiv:2111.02201]
-
M. Mühlhauser and K.P. Schmidt
Linked Cluster Expansions via Hypergraph Decompositions
Physical Review E 105, 064110 (2022)
DOI: [10.1103/PhysRevE.105.064110]
cond-mat
[arXiv:2202.03366 ]
-
L. Schamriss, L. Lenke, M. Mühlhauser and K.P. Schmidt
Quantum phase transitions in the K-layer Ising toric code
Physical Review B 105, 184425 (2022)
DOI: [10.1103/PhysRevB.105.184425]
cond-mat
[arXiv:2201.10384 ]
-
M. Mühlhauser, K.P. Schmidt, M.R. Walther, J. Vidal
Competing topological orders in three dimensions
SciPost Physics 12, 069 (2022)
DOI: [doi: 10.21468/SciPostPhys.12.2.069]
cond-mat
[arXiv:2106.05749 ]
-
T. Hong, T. Ying, Q. Huang, S. E. Dissanayake, Y. Qiu, M. M. Turnbull, A. A. Podlesnyak, Y. Wu, H. Cao, I. Umehara, J. Gouchi, Y. Uwatoko, M. Matsuda, D. A. Tennant, K. P. Schmidt, S. Wessel
Pressure-induced unconventional quantum phase transition with fractionalization in the coupled ladder antiferromagnet C9H18N2CuBr4
Nature Communications 13, 3073 (2022)
DOI: [doi: 10.1038/s41467-022-30769-8]
cond-mat
[arXiv:2011.04477]
2021
-
L. Lenke, M. Mühlhauser, K.P. Schmidt
High-order series expansion of non-Hermitian quantum spin models
Physical Review B 104, 195137 (2021)
DOI: [10.1103/PhysRevB.104.195137]
cond-mat
[arXiv:2108.05760 ]
-
J. A. Koziol, A. Langheld, S. C. Kapfer, K. P. Schmidt
Quantum-critical properties of the long-range transverse-field Ising model from quantum Monte Carlo simulations
Physical Review B 103, 245135 (2021)
DOI: [10.1103/PhysRevB.103.245135]
cond-mat
[arXiv:2103.09469 ]
-
N.S. Bassler and K.P. Schmidt
Effects of domain walls in bilayer graphene in an external magnetic field
Physical Review B 103, 155422 (2021)
DOI: [10.1103/PhysRevB.103.155422]
cond-mat
[arXiv:2009.06315 ]
2020
-
R. Wiedmann, L. Lenke, M. Mühlhauser, M.R. Walther, K.P. Schmidt
Quantum critical phase transition between two topologically-ordered
phases in the Ising toric code bilayer
Physical Review B 102, 214422 (2020)
DOI: [10.1103/PhysRevB.102.174424]
cond-mat
[arXiv:2010.05982]
-
P. Adelhardt, J.A. Koziol, A. Schellenberger, K.P. Schmidt
Quantum criticality and excitations of a long-range anisotropic XY-chain in a transverse field
Physical Review B 102, 174424 (2020)
DOI: [10.1103/PhysRevB.102.174424]
cond-mat
[arXiv:2007.16128 ]
-
M. Hörmann, K.P. Schmidt
Dynamic structure factor of Heisenberg bilayer dimer phases in the presence of quenched disorder and frustration
cond-mat
[arXiv:2004.00565 ]
-
J. Rohn, M. Hörmann, Claudiu Genes, K.P. Schmidt
The Ising model in a light-induced quantized transverse field
Physical Review Research 2, 023131 (2020)
DOI: [10.1103/PhysRevResearch.2.023131]
cond-mat
[arXiv:2003.05804]
-
C. Boos and K. P. Schmidt
Exact plaquette singlet phases in an orthogonal-plaquette model
Physical Review B 101, 144428 (2020)
DOI: [10.1103/PhysRevB.101.144428]
cond-mat
[arXiv:1912.09060]
-
C. Boos, C. J. Ganahl, M. Lajkó, P. Nataf, K. Penc, A. M. Läuchli, K. P. Schmidt, F. Mila
Time-reversal symmetry breaking Abelian chiral spin liquid in Mott phases of three-component fermions on the triangular lattice
Physical Review Research 2, 023098 (2020)
DOI: [10.1103/PhysRevResearch.2.023098]
cond-mat
[arXiv:1802.03179]
-
M. Mühlhauser, M.R. Walther, D.A. Reiss, K.P. Schmidt
Quantum robustness of fracton phases
Physical Review B 101, 054426 (2020)
DOI: [10.1103/PhysRevB.101.054426]
cond-mat
[arXiv:1911.13117]
-
P. Schmoll, S. S. Jahromi, M. Hörmann, M. Mühlhauser, K.P. Schmidt, R. Orus
Fine-Grained Tensor Network Methods
Physical Review Letters 124, 200603 (2020)
DOI: [10.1103/PhysRevLett.124.200603]
cond-mat
[arXiv:1911.04882]
2019
-
J. Koziol, S. Fey, S.C. Kapfer, K.P. Schmidt
Quantum criticality of the transverse-field Ising model with long-range interactions on triangular-lattice cylinders
Physical Review B 100, 144411 (2019)
DOI: [10.1103/PhysRevB.100.144411]
cond-mat
[arXiv:1907.10693]
-
C. Boos, S.P.G. Crone, I.A. Niesen, P. Corboz, K.P. Schmidt, F. Mila
Theory of the intermediate phase of SrCu_2(BO_3)_2 under pressure
Physical Review B 100, 140413(R) (2019)
DOI: [10.1103/PhysRevB.100.140413]
cond-mat
[arXiv:1903.07887]
-
D. Reiss and K.P. Schmidt
Quantum robustness and phase transitions of the 3D Toric Code in a field
SciPost Physics 6, 078 (2019)
DOI: [doi: 10.21468/SciPostPhys.6.6.078]
cond-mat
[arXiv:1902.03908]
-
Tao Ying, Kai Phillip Schmidt, Stefan Wessel
The Higgs Mode of Planar Coupled Spin-Ladders and its Observation in C9H18N2CuBr4
Physical Review Letters 122, 127201 (2019)
(Editors suggestion)
DOI: [10.1103/PhysRevLett.122.127201]
cond-mat
[arXiv:1812.05853]
Article is highlighted on PHYS.ORG
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S. Fey, S.C. Kapfer, K.P. Schmidt
Quantum criticality of two-dimensional quantum magnets with long-range interactions
Physical Review Letters 122, 017203 (2019)
DOI: [10.1103/PhysRevLett.122.017203]
cond-mat
[arXiv:1802.06684]
2018
-
Urban F. P. Seifert, Julian Gritsch, Erik Wagner, Darshan G. Joshi, Wolfram Brenig, Matthias Vojta, Kai P. Schmidt
Bilayer Kitaev models: Phase diagrams and novel phases
Physical Review B 98, 155101 (2018)
DOI: [10.1103/PhysRevB.98.155101]
cond-mat
[arXiv:1806.01852]
-
M. Hörmann, P. Wunderlich, K.P. Schmidt
Dynamic structure factor of disordered quantum spin ladders
Physical Review Letters 121, 167201 (2018)
DOI: [10.1103/PhysRevLett.121.167201]
cond-mat
[arXiv:1806.01717]
-
M. Powalski, K.P. Schmidt, and G.S. Uhrig
Mutually attracting spin waves in the square-lattice quantum antiferromagnet
SciPost Physics 4, 001 (2018)
DOI: [doi: 10.21468/SciPostPhys.4.1.001]
cond-mat
[arXiv:1701.04730]
2017
-
P. Adelhardt, J. Gritsch, M. Hille, D.A. Reiss, K.P. Schmidt
Quantum phase transitions to topological Haldane phases in spin-one chains studied by linked-cluster expansions
Physical Review B 96, 235123 (2017)
DOI: [10.1103/PhysRevB.96.235123]
cond-mat
[arXiv:1710.03105]
-
Tao Hong, M. Matsumoto, Y. Qiu, W. Chen, T.R. Gentile, S. Watson, F.F. Awwadi, M.M. Turnbull, S.E. Dissanayake, H. Agrawal, R. Toft-Petersen, B. Klemke, K. Coester, K.P. Schmidt, D.A. Tennant
Direct observation of the Higgs amplitude mode in a two-dimensional quantum antiferromagnet near the quantum critical point
Nature Physics 13, 638 (2017)
DOI:10.1038/nphys4182
cond-mat
[arXiv:1705.06172]
-
M. Malki and K.P. Schmidt
Magnetic chern bands and triplon Hall effect in an extended Shastry-Sutherland model
Physical Review B 95, 195137 (2017)
DOI: [10.1103/PhysRevB.95.195137]
cond-mat
[arXiv:1703.03566]
-
Tao Hong, Y. Qiu, M. Matsumoto, D. A. Tennant, K. Coester, K. P. Schmidt, F. F. Awwadi, M. M. Turnbull, H. Agrawal, and A. L. Chernyshev
Field-induced spontaneous quasiparticle decay and renormalization of quasiparticle dispersion in a quantum antiferromagnet
Nature Communications 8, 15148 (2017)
DOI:10.1038/ncomms15148
cond-mat
[arXiv:1608.08172]
-
S. Ward, P. Bouillot, C. Kollath, T. Giamarchi, K.P. Schmidt, B. Normand, K.W. Krämer, D. Biner, R. Bewley, T. Guidi, M. Boehm, D.F. McMorrow, Ch. Rüegg
Bound states and field-polarized Haldane modes in a quantum spin ladder
Physical Review Letters 118, 177202 (2017), Editors Suggestion
DOI: [10.1103/PhysRevLett.118.1772021]
cond-mat
[arXiv:1609.00198]
-
S. Sahin, K.P. Schmidt, and R. Orus
Entanglement Continuous Unitary Transformations
European Physics Letters 117, 20002 (2017)
DOI: [10.1209/0295-5075/117/20002]
cond-mat
[arXiv:1607.04645]
-
T. Sikkenk, K. Coester, L. Fritz, and K.P. Schmidt
Emergence of a 2d macro-spin liquid in a highly frustrated 3d quantum magnet
Physical Review B 95, 060401 (R) (2017)
DOI: [10.1103/PhysRevB.95.060401]
cond-mat
[arXiv:1602.05983 ]
2016
-
J. Roechner, L. Balents, and K.P. Schmidt
Spin liquid and quantum phase transition without symmetry breaking in a frustrated three-dimensional Ising model
Physical Review B 94, 201111 (R) (2016)
DOI: [10.1103/PhysRevB.94.201111]
cond-mat
[arXiv:1609.00484]
-
D. Ixert and K.P. Schmidt
Non-perturbative linked-cluster expansions in long-range ordered quantum systems
Physical Review B 94, 195133 (2016)
DOI: [10.1103/PhysRevB.94.195133]
cond-mat
[arXiv:1608.05618]
-
S. Fey and K.P. Schmidt
Critical behavior of quantum magnets with long-range interactions in the thermodynamic limit
Physical Review B 94, 075156 (2016)
DOI: [10.1103/PhysRevB.94.075156]
cond-mat
[arXiv:1606.05111]
-
K. Coester, D.G. Joshi, M. Vojta, and K.P. Schmidt
Linked-cluster expansions for quantum magnets on the hypercubic lattice
Physical Review B 94, 125109 (2016)
DOI: [10.1103/PhysRevB.94.125109]
cond-mat
[arXiv:1605.05848]
-
K. Coester and K.P. Schmidt
Extracting critical exponents for sequences of numerical data via series extrapolation techniques
Physical Review E 94, 022101 (2016)
DOI: [10.1103/PhysRevE.94.022101]
cond-mat
[arXiv:1604.01988]
-
D.A. Schneider, K. Coester, F. Mila, and K.P. Schmidt
Pressure dependence of the magnetization plateaus of SrCu_2(BO_3)_2
Physical Review B 93, 241107 (R) (2016)
DOI: [10.1103/PhysRevB.93.241107]
cond-mat
[arXiv:1601.00793 ]
2015
-
D. Ixert, T. Tischler, and K.P. Schmidt
Non-perturbative linked-cluster expansions for the trimerized ground state of the spin-one Kagome Heisenberg model
Physical Review B 92, 174422 (2015)
DOI: [10.1103/PhysRevB.92.174422]
cond-mat
[arXiv:1508.05200 ]
-
K. Coester and K.P. Schmidt
Optimizing linked cluster expansions by white graphs
Physical Review E 92, 022118 (2015)
DOI: [10.1103/PhysRevE.92.022118]
cond-mat
[arXiv:1505.02975 ]
-
M. Powalski, G.S. Uhrig, and K.P. Schmidt
Roton minimum as fingerprint of magnon-Higgs scattering in ordered quantum antiferromagnets
Physical Review Letters 115, 207202 (2015)
DOI: [10.1103/PhysRevLett.115.207202]
cond-mat
[arXiv:1504.07371 ]
-
Kai Phillip Schmidt und Simon Trebst
Topologische Spinflüssigkeiten
Physik Journal 04/2015
-
K. Coester, S. Clever, F. Herbst, S. Capponi, and K.P. Schmidt
A generalized perspective on non-perturbative linked cluster expansions
European Physics Letters 110, 20006 (2015), Editors choice
DOI: [doi:10.1209/0295-5075/110/20006]
cond-mat
[arXiv:1409.5007 ]
-
D.G. Joshi, K. Coester, K. P. Schmidt, and Matthias Vojta
Non-linear bond-operator theory and 1/d expansion for coupled-dimer magnets I: Paramagnetic phase
Physical Review B 91, 094404 (2015)
DOI: [10.1103/PhysRevB.91.094404]
cond-mat
[arXiv:1407.7870 ]
2014
-
D. Ixert, F.F. Assaad, and K.P. Schmidt
Mott physics in the half-filled Hubbard model on a family of vortex-full square lattices
Physical Review B 90, 195133 (2014)
DOI: [10.1103/PhysRevB.90.195133]
cond-mat
[arXiv:1408.0022 ]
-
T. Verkholyak, J. Strecka, F. Mila, and K.P. Schmidt
Exact ground states of a spin-1/2 Ising-Heisenberg model on the Shastry-Sutherland lattice in a magnetic field
Physical Review B 90, 134413 (2014)
DOI: [10.1103/PhysRevB.90.134413]
cond-mat
[arXiv:1407.8229 ]
-
G.R. Foltin, S.R. Manmana, and K. P. Schmidt
Exotic magnetisation plateaus in a quasi-2D Shastry-Sutherland model
Physical Review B 90, 104404 (2014)
DOI: [10.1103/PhysRevB.90.104404]
cond-mat
[arXiv:1405.3260 ]
-
Tao Hong, K. P. Schmidt, K. Coester, F. F. Awwadi, M. M. Turnbull, Y. Qiu, J. A. Rodriguez-Rivera, M. Zhu, X. Ke, C. P. Aoyama, Y. Takano, Huibo Cao, W. Tian, J. Ma, R. Custelcean, H. D. Zhou, and M. Matsuda
Magnetic ordering induced by interladder coupling in the spin-1/2 Heisenberg two-leg ladder antiferromagnet C9H18N2CuBr4
Physical Review B 89, 174432 (2014)
DOI: [10.1103/PhysRevB.89.174432]
cond-mat
[arXiv:1405.6748 ]
-
S. Capponi, S.S. Jahromi, F. Alet, and K. P. Schmidt
Baxter-Wu model in transverse magnetic field
Physical Review E 89, 062136 (2014)
DOI: [10.1103/PhysRevE.89.062136]
cond-mat
[arXiv:1403.1406 ]
-
M. D. Schulz, S. Dusuel, G. Misguich, K. P. Schmidt, and J. Vidal
Ising Anyons with a string tension
Physical Review B 89, 201103(R) (2014)
DOI: [10.1103/PhysRevB.89.201103]
cond-mat
[arXiv:1401.1033 ]
-
M. Kamfor, S. Dusuel, J. Vidal, and K.P. Schmidt,
Spectroscopy of a topological phase
Physical Review B 89, 045411 (2014)
DOI: [10.1103/PhysRevB.89.045411]
cond-mat
[arXiv:1308.6150]
2013
-
Y. H. Matsuda, N. Abe, S. Takeyama, H. Kageyama, P. Corboz, A. Honecker, S. R. Manmana, G. R. Foltin, K. P. Schmidt, F. Mila,
Magnetization of SrCu2(BO3)2 in ultrahigh magnetic fields up to 118 T
Physical Review Letters 111, 1137204 (2013)
DOI: [doi:10.1103/PhysRevLett.111.137204]
cond-mat
[arXiv:1308.4151]
-
K. Coester, W. Malitz, S. Fey, and K.P. Schmidt,
Quantum disorder and local modes of the fully-frustrated transverse field Ising model on a diamond chain
Physical Review B 88, 184402 (2013)
DOI: [10.1103/PhysRevB.88.184402]
cond-mat
[arXiv:1308.1803]
-
S.S. Jahromi, S Farhad Masoudi, M. Kargarian, and K.P. Schmidt,
Quantum phase transitions out of a Z2 x Z2 topological phase
Physical Review B 88, 214411 (2013)
DOI: [10.1103/PhysRevB.88.214411]
cond-mat
[arXiv:1308.1407]
-
K. P. Schmidt,
Persisting topological order via geometric frustration
Physical Review B 88, 035118 (2013)
DOI: [10.1103/PhysRevB.88.035118]
cond-mat
[arXiv:1305.1521]
-
M. D. Schulz, S. Dusuel, K. P. Schmidt, and J. Vidal
Topological Phase Transitions in the Golden String-Net Model
Physical Review Letters 110, 147203 (2013)
DOI: [doi:10.1103/PhysRevLett.110.147203]
cond-mat
[arXiv:1212.4109 ]
-
S.S. Jahromi, M. Kargarian, S Farhad Masoudi, and K.P. Schmidt,
Robustness of a topological phase: Topological color code in parallel magnetic field
Physical Review B 87, 094413 (2013)
DOI: [10.1103/PhysRevB.87.094413]
cond-mat
[arXiv:1211.1687]
-
M. Powalski, K. Coester, R. Moessner, and K. P. Schmidt,
Disorder by disorder and flat bands in the kagome transverse field Ising model
Physical Review B 87, 054404 (2013)
DOI: [10.1103/PhysRevB.87.054404]
cond-mat
[arXiv:1212.0736 ]
-
R. Orus, H. Kalis, M. Bornemann, and K. P. Schmidt,
Bounds on universal quantum computation with perturbed 2d cluster states
Physical Review A 87, 062312 (2013)
DOI: [10.1103/PhysRevA.87.062312]
quant-ph
[arXiv:1211.4054]
2012
-
M. Nemec, G.R. Foltin, and K.P. Schmidt,
Microscopic mechanism for the 1/8 magnetization plateau in
SrCu_2(BO_3)_2
Physical Review B 86, 174425 (2012)
DOI: [doi:10.1103/PhysRevB.86.174425]
cond-mat
[arXiv:1208.5379]
-
H.-Y. Yang, A.F. Albuquerque, S. Capponi, A. Laeuchli, and K.P. Schmidt,
Effective Spin Couplings in the Mott Insulator of the Honeycomb Lattice
Hubbard Model
New Journal of Physics 14, 115027 (2012)
DOI: [doi:10.1088/1367-2630/14/11/115027]
cond-mat
[arXiv:1207.1072]
-
H. Kalis, D. Klagges, R. Orus, and K. P. Schmidt,
Fate of the cluster state on the square lattice in a magnetic field
Physical Review A 86, 022317 (2012)
DOI: [doi:10.1103/PhysRevA.86.022317]
quant-ph
[arXiv:1205.5185]
-
D. Klagges and K. P. Schmidt,
Constraints on measurement-based quantum computation in effective cluster states
Physical Review Letters 108, 230508 (2012)
DOI: [doi:10.1103/PhysRevLett.108.230508]
quant-ph
[arXiv:1111.5945]
-
M. D. Schulz, S. Dusuel, R. Orus, J. Vidal, and K. P. Schmidt,
Breakdown of a perturbed Z_N topological phase
New Journal of Physics 14, 025005 (2012)
DOI: [doi:10.1088/1367-2630/14/2/025005]
cond-mat
[arXiv:1110.3632]
2011
-
M. Kamfor, S. Dusuel, K. P. Schmidt, and J. Vidal,
Fate of Dirac Points in a Vortex Superlattice
Physical Review B 84, 153404 (2011)
DOI: [doi:10.1103/PhysRevB.84.153404]
cond-mat
[arXiv:1107.0143]
-
Salvatore R. Manmana, Jean-David Picon, Kai P. Schmidt, Frederic Mila,
Unconventional magnetization plateaus in a Shastry-Sutherland spin tube
European Physics Letters 94, 67004 (2011)
DOI: [10.1209/0295-5075/94/67004]
cond-mat
[arXiv:1003.1696]
-
H.Y. Yang and K.P. Schmidt,
Effective models for gapped phases of strongly correlated quantum lattice models
European Physics Letters 94, 17004 (2011)
DOI: [10.1209/0295-5075/94/17004]
cond-mat
[arXiv:1009.0210]
-
S. Dusuel, M. Kamfor, R. Orus, K. P. Schmidt, and J. Vidal,
Robustness of a perturbed topological phase
Physical Review Letters 106 107203 (2011)
DOI: [doi:10.1103/PhysRevLett.106.107203]
cond-mat
[arXiv:1012.1740]
-
F. Mila and K.P. Schmidt,
Strong-coupling expansion and effective hamiltonians
`Introduction to Frustrated Magnetism'
Chapter 20, Springer Series in Solid-State Sciences, Vol. 164, eds. C. Lacroix, F. Mila, and P. Mendels (Springer, 2011)
cond-mat
[arXiv:1005.2495]
2010
-
I. Exius, K. P. Schmidt, B. Lake, D. A. Tennant, and G. S. Uhrig,
Vertex corrections in the dynamic structure factor in spin ladders
Physical Review B 82, 214410 (2010)
DOI: [doi:10.1103/PhysRevB.82.214410]
cond-mat
[arXiv:1010.2459]
-
Tao Hong, Y. H. Kim, C. Hotta, Y. Takano, G. Tremelling, M. M. Turnbull, C. P. Landee, H.-J. Kang, N. B. Christensen, K. Lefmann, K. P. Schmidt, G. S. Uhrig, C. Broholm,
Field-induced Tomonaga-Luttinger liquid phase of a two-leg spin-1/2 ladder with strong leg interactions
Physical Review Letters 105, 137207 (2010)
DOI: [doi:10.1103/PhysRevLett.105.137207]
cond-mat
[arXiv:1008.3922]
-
H.Y. Yang, A. Laeuchli, F. Mila, and K.P. Schmidt,
Effective spin model of the spin-liquid phase of the Hubbard model on the triangular lattice
Physical Review Letters 105, 267204 (2010)
DOI: [doi:10.1103/PhysRevLett.105.267204]
cond-mat
[arXiv:1006.5649]
-
M. Kamfor, S. Dusuel, J. Vidal, and K.P. Schmidt,
Kitaev model and dimer coverings on the honeycomb lattice
J. Stat. Mech. (2010) P08010
DOI: [10.1088/1742-5468/2010/08/P08010]
cond-mat
[arXiv:1005.5103]
-
K. P. Schmidt and M. Laad,
Family of Exactly Solvable Models with an Ultimate Quantum Paramagnetic Ground State
Physical Review Letters104, 237201 (2010)
DOI: [doi:10.1103/PhysRevLett.104.237201]
cond-mat
[arXiv:0912.1959]
-
S. Dusuel, M. Kamfor, K.P. Schmidt, R. Thomale, and J. Vidal,
Bound states in two-dimensional spin systems around the Ising limit: a quantum finite-lattice study
Physical Review B 81, 064412 (2010)
DOI: [doi:10.1103/PhysRevB.81.064412]
cond-mat
[arXiv:0912.1463]
2009
-
J. Vidal, R. Thomale, K.P. Schmidt, and S. Dusuel,
Self-Duality and Bound States of the Toric Code Model in a Transverse Field
Physical Review B 80, 081104 (2009) (Rapid Communication)
DOI: [doi:10.1103/PhysRevB.80.081104]
cond-mat
[arXiv:0902.3547]
-
A.T. Savici, G.E. Granroth, C.L. Broholm, D.M. Pajerowski, C.M. Brown, D.R. Talham, M.W. Meisel, K.P. Schmidt, G.S. Uhrig, S.E. Nagler,
Neutron scattering evidence for isolated spin-1/2 ladders in (C_5 D_12 N)_2 CuBr_4
Physical Review B 80, 094411 (2009)
DOI: [doi:10.1103/PhysRevB.80.094411]
cond-mat
[arXiv:0902.0599]
-
K.P. Schmidt, J. Dorier, and F. Mila,
Magnetization plateaux in an extended Shastry-Sutherland model
Journal of Physics: Conference Series 145, 012047 (2009); Proceedings HFM 2008
DOI: [10.1088/1742-6596/145/1/012047]
cond-mat
[arXiv:0810.1596]
-
J. Vidal, S. Dusuel, and K.P. Schmidt,
Low-energy effective theory of the toric code model in a parallel magnetic field
Physical Review B 79, 033109 (2009)
DOI: [doi:10.1103/PhysRevB.79.033109]
cond-mat
[arXiv:0807.0487]
2008
-
F. Mila, J. Dorier, and K.P. Schmidt,
Supersolid phases of hardcore bosons on the square lattice: Correlated hopping, next-nearest neighbor hopping and frustration
Proceedings of YKIS2007 conference as a special issue of Prog. Theor. Phys. Suppl. HFM 2007 176, 355 (2008)
DOI: [10.1143/PTPS.176.355]
cond-mat
[arXiv:0810.5448]
-
J. Vidal, K.P. Schmidt, and S. Dusuel,
Perturbative approach to an exactly solved problem: the Kitaev honeycomb model
Physical Review B 78, 245121 (2008). Editor's Suggestion
DOI: [doi:10.1103/PhysRevB.78.245121]
cond-mat
[arXiv:0809.1553]
-
J.-D. Picon, F. Albuquerce, K.P. Schmidt, N. Laflorencie, M. Troyer, and F. Mila
Mechanisms for Spin-Supersolidity in S=1/2 Spin-Dimer Antiferromagnets
Physical Review B 78, 184418 (2008). Editor's Suggestion
DOI: [doi:10.1103/PhysRevB.78.184418]
cond-mat
[arXiv:0807.4190]
-
J. Dorier, K.P. Schmidt and F. Mila,
Theory of magnetization plateaux in the Shastry-Sutherland model
Physical Review Letters 101, 250402 (2008)
DOI: [doi:10.1103/PhysRevLett.101.250402]
cond-mat
[arXiv:0806.3406]
-
K.P. Schmidt, J. Dorier, and A. Läuchli,
Solids and supersolids of three-body interacting polar molecules in an optical lattice
Physical Review Letters 101, 150405 (2008)
DOI: [doi:10.1103/PhysRevLett.101.150405]
cond-mat
[arXiv:0805.1408]
-
S. Dusuel, K.P. Schmidt, J. Vidal, and R.L. Zaffino,
Perturbative study of the Kitaev model with spontaneous time-reversal symmetry breaking
Physical Review B 78, 125102 (2008)
DOI: [doi:10.1103/PhysRevB.78.125102]
cond-mat
[arXiv:0804.4775]
-
S. Dusuel, K.P. Schmidt, and J. Vidal,
Creation and manipulation of anyons in the Kitaev model
Physical Review Letters 100, 177204 (2008)
DOI: [doi:10.1103/PhysRevLett.100.177204]
cond-mat
[arXiv:0802.0379]
-
J. Vidal, S. Dusuel, and K.P. Schmidt
Comment on "Anyonic braiding in optical lattices"
(2008)
DOI: [doi:]
cond-mat
[arXiv:0801.4620]
-
K.P. Schmidt, S. Dusuel and J. Vidal,
Emergent fermions and anyons in the Kitaev model
Physical Review Letters 100, 057208 (2008)
DOI: [doi:10.1103/PhysRevLett.100.057208]
cond-mat
[arXiv:0709.3017]
-
K.P. Schmidt, J. Dorier, A. Läuchli and F. Mila,
Supersolid phase induced by correlated hopping in spin-1/2 frustrated quantum magnets
Physical Review Letters 100, 090401 (2008)
DOI: [doi:10.1103/PhysRevLett.100.090401]
cond-mat
[arXiv:0706.1517]
2007
-
K.P. Schmidt and G.S. Uhrig
Two-Dimensionality of Magnetic Excitations on the Trellis Lattice: (La,Sr,Ca)14Cu24O41 and SrCu2O3
Physical Review B 75(22), 224414
(2007)
DOI: [doi:10.1103/PhysRevB.74.224414]
cond-mat
[cond-mat/0701551]
-
K.P. Schmidt, M. Grüninger, and G.S. Uhrig
The fate of orbitons coupled to phonons
Physical Review B 76(7), 075108 (2007)
DOI: [doi:10.1103/PhysRevB.76.075108]
cond-mat
[cond-mat/0603766]
-
S. Notbohm, P. Ribeiro, B. Lake, D.A. Tennant, K.P. Schmidt, G.S. Uhrig, C. Hess, R. Klingeler, G. Behr, B. Büchner, M. Reehuis, R.I. Bewle, C.D. Frost, P.Manuel, and R.S. Eccleston
One- and Two-Triplon Spectra of a Cuprate Ladder
Physical Review Letters 98(2), 027403 (2007)
DOI: [doi:10.1103/PhysRevLett.98.027403]
cond-mat
[cond-mat/0608109]
2006
-
K.P. Schmidt, J. Dorier, A. Läuchli and F. Mila,
Single-particle versus pair condensation of hard-core bosons with correlated hopping
Physical Review B 74(9), 174508 (2006)
DOI: [doi:10.1103/PhysRevB.74.174508]
cond-mat
[cond-mat/0607618]
-
Tao Hong, M. Kenzelmann, M.M. Turnbull, C.P. Landee, B.D. Lewis, K.P. Schmidt, G.S. Uhrig, Y.Qiu, C.Broholm, and D.H. Reich
Neutron scattering from a coordination polymer quantum paramagnet
Physical Review B 74(9), 094434 (2006)
DOI: [doi:10.1103/PhysRevB.74.094434]
cond-mat
[cond-mat/0603592]
-
K.P. Schmidt and G.S. Uhrig
Hard-core magnons in the S=½ Heisenberg model on the square lattice
Physical Review B 73(17), 172407 (2006)
DOI: [doi:10.1103/PhysRevB.73.172407]
cond-mat
[cond-mat/0512244]
-
K.P. Schmidt, A. Reischl, and G.S. Uhrig
Thermodynamics of adiabatically loaded cold bosons in the Mott insulating phase of one-dimensional optical lattices
European Physical Journal D 38(2), 343-352 (2006)
DOI: [doi:10.1140/epjd/e2006-00003-9]
cond-mat
[cond-mat/0510461]
2005
-
A. Reischl, K.P. Schmidt, and G.S. Uhrig
Temperature in one-dimensional bosonic Mott insulators
Physical Review A 72(6), 063609 (2005)
DOI: [doi:10.1103/PhysRevA.72.063609]
cond-mat
[cond-mat/0504724]
-
K.P. Schmidt, A. Gössling, U. Kuhlmann, C. Thomsen, A. Löffert, C. Gross, and W. Assmus,
Raman response of Magnetic Excitations in Cuprate Ladders and Planes
Physical Review B 72, 094419 (2005)
DOI: [doi:10.1103/PhysRevB.74.094419]
cond-mat
[cond-mat/0503558]
-
K.P. Schmidt and G.S. Uhrig
Spectral Properties of Magnetic Excitations in Cuprate Two-Leg Ladder Systems
Modern Physics Letters B 19(24), 1179-1205 (2005)
DOI: [doi:10.1142/S0217984905009237]
cond-mat
[cond-mat/0508349]
-
G.S. Uhrig, K.P. Schmidt, and M. Grüninger
Magnetic Excitations in Bilayer High-Temperature Superconductors with Stripe Correlations
Journal of the Physical Society of Japan 74 (Suppl.), 86-97 (2005)
cond-mat
[cond-mat/0502460]
-
G.S. Uhrig, K.P. Schmidt, and M. Grüninger
Magnetic excitations in the stripe phase of high-Tc superconductors
Journal of Magnetism and Magnetic Materials 290-291, 330-333 (2005)
DOI: [doi:10.1016/j.jmmm.2004.11.230]
cond-mat
[cond-mat/0407648]
2004
-
G.S. Uhrig, K.P. Schmidt, and M. Grüninger
Unifying Magnons and Triplons in Stripe-Ordered Cuprate Superconductors
Physical Review Letter 93(26), 267003 (2004)
DOI: [doi:10.1103/PhysRevLett.93.267003]
cond-mat
[cond-mat/0402659]
-
C. Knetter, K.P. Schmidt, and G.S. Uhrig
High order perturbation theory for spectral densities of multi-particle excitations: S=½ two-leg Heisenberg ladder
European Physical Journal B 36(4), 525-544 (2004)
DOI: [doi:10.1140/epjb/e2004-00008-2]
cond-mat
[cond-mat/0312246]
-
K.P. Schmidt, C. Knetter, and G.S. Uhrig
Spectral properties of the dimerized and frustrated S=½ chain
Physical Review B 69(10), 104417 (2004)
DOI: [doi:10.1103/PhysRevB.69.104417]
cond-mat
[cond-mat/0307678]
2003
-
M. Grüninger, M. Windt, E. Benckiser, T.S. Nunner, K.P. Schmidt, G.S. Uhrig, and T. Kopp
Optical Spectroscopy of Low-Dimensional Quantum Spin Systems
in Advances in Solid State Physics, Vol. 43, 95-112, edited by B. Kramer (Springer, Heidelberg, 2003)
DOI: [doi:10.1007/b12017]
-
C. Knetter, K.P. Schmidt, and G.S. Uhrig
The structure of operators in effective particle-conserving models
Journal of Physics A: Mathematics and General 36(29), 7889-7907 (2003)
DOI: [doi:10.1088/0305-4470/36/29/302]
cond-mat
[cond-mat/0306333]
-
K.P. Schmidt and G.S. Uhrig
Excitations in One-Dimensional S=½ Quantum Antiferromagnets
Physical Review Letters 90(22), 227204 (2003)
DOI: [doi:10.1103/PhysRevLett.90.227204]
cond-mat
[cond-mat/0211627]
-
K.P. Schmidt, H. Monien, and G.S. Uhrig
Rung-singlet phase of the S=½ two-leg spin-ladder with four-spin cyclic exchange
Physical Review B 67(18), 184413 (2003)
DOI: [doi:10.1103/PhysRevB.67.184413]
cond-mat
[cond-mat/0211429]
-
A. Bühler, U. Löw, K.P. Schmidt, and G.S. Uhrig
Thermodynamic properties of spin ladders with cyclic exchange
Physical Review B 67(13), 134428 (2003)
DOI: [doi:10.1103/PhysRevB.67.134428]
cond-mat
[cond-mat/0210669]
-
K.P. Schmidt, C. Knetter, M. Grüninger, and G.S. Uhrig
Charge-Order-Induced Sharp Raman Peak in Sr14Cu24O41
Physical Review Letters 90(16), 167201 (2003)
DOI: [doi:10.1103/PhysRevLett.90.167201]
cond-mat
[cond-mat/0210092]
-
K.P. Schmidt, C. Knetter, and G.S. Uhrig
Novel Extrapolation for Strong Coupling Expansions
Acta Physica Polonica B 34(22), 1481 (2003)
cond-mat
[cond-mat/0208358]
2002
-
M. Grüninger, M. Windt, T. Nunner, C. Knetter, K. Schmidt, G.S. Uhrig, T. Kopp, A. Freimuth, U. Ammerahl, B. Büchner, and A. Revcolevschi
Magnetic excitations in two-leg spin ½ ladders: experiment and theory
Journal of Physics and Chemistry of Solids 63(12), 2335-2173 (2002)
DOI: [doi:10.1016/S0022-3697(02)00251-2]
cond-mat
[cond-mat/0109524]
-
M. Grüninger, M. Windt, T. Nunner, C. Knetter, K.P. Schmidt, G.S. Uhrig, T. Kopp, A. Freimuth, U. Ammerahl, B. Büchner, and A. Revcolevschi
Optical spectroscopy of (La,Ca)14Cu24O41 spin ladders: comparison of experiment and theory
Physica B: Condensed Matter 312-313, 617-618 (2002)
DOI: [doi:10.1016/S0921-4526(01)01199-1]
cond-mat
[cond-mat/0108437]
-
C. Knetter, K.P. Schmidt, and G.S. Uhrig
Multi-particle excitations and spectral densities in quantum spin-systems
Physica B: Condensed Matter 312-313, 527-528 (2002)
DOI: [doi:10.1016/S0921-4526(01)01333-3]
cond-mat
[cond-mat/0107526]
2001
-
K.P. Schmidt, C. Knetter, and G.S. Uhrig
Raman Response in Antiferromagnetic Two-Leg S=½ Heisenberg Ladders
Europhysics Letters 56(6), 877-883 (2001)
DOI: [doi:doi:10.1209/epl/i2001-00601-y]
cond-mat
[cond-mat/0107431]
-
C. Knetter, K.P. Schmidt, M. Grüninger, and G.S. Uhrig
Fractional and Integer Excitations in Quantum Antiferromagnetic Spin ½ Ladders
Physical Review Letters 87(16), 167204 (2001)
DOI: [doi:10.1103/PhysRevLett.87.167204]
cond-mat
[cond-mat/0106077]
-
M. Windt, M. Grüninger, T. Nunner, C. Knetter, K.P. Schmidt, G.S. Uhrig, T. Kopp, A. Freimuth, U. Ammerahl, B. Büchner, and A. Revcolevschi
Observation of Two-Magnon Bound States in the Two-Leg Ladders of (Ca,La)14Cu24O41
Physical Review Letters 87(12), 127002 (2001)
DOI: [doi:10.1103/PhysRevLett.87.127002]
cond-mat
[cond-mat/0103438]