Publications (104)
Thermodynamics of the two-dimensional frustrated J1-J2 Heisenberg ferromagnet in the collinear stripe regime: Susceptibility and correlation length
M. Härtel, J. Richter, O. Götze +2
Scaling of normal-state transport properties of 1111 iron-pnictide superconductors
E. Arushanov, C. Hess, G. Behr +6
Electronic structure and magnetic properties of the spin-1/2 Heisenberg system CuSe2O5
O. Janson, W. Schnelle, M. Schmidt +4
Magnetic ordering of weakly coupled frustrated quantum spin chains
A. A. Zvyagin, S. -L. Drechsler
Point-contact spectroscopy of the antiferromagnetic superconductor HoNi2B2C
Yu. G. Naidyuk, O. E. Kvitnitskaya, I. K. Yanson +6
Quantum electric dipole glass and frustrated magnetism near a critical point in Li2ZrCuO4
E. Vavilova, A. S. Moskvin, Y. Arango +7
The J1-J2 Heisenberg model at and close to its z=4 quantum critical point
J. Sirker, V. Y. Krivnov, D. V. Dmitriev +5
Highly Dispersive Spin Excitations in the Chain Cuprate Li2CuO2
W. E. A. Lorenz, R. O. Kuzian, S. -L. Drechsler +11
Spiral correlations in frustrated one-dimensional spin-1/2 Heisenberg J1-J2-J3 ferromagnets
R. Zinke, J. Richter, S. -L. Drechsler
The route of frustrated cuprates from antiferromagnetic to ferromagnetic spin-1/2 Heisenberg chains: Li2ZrCuO4 as a missing link near the quantum critical point
S. -L. Drechsler, O. Volkova, A. N. Vasiliev +8
Specific heat of K071Na0.29Fe2As2 at very low temperatures
A. Reifenberger, M. Hempel, P. Vogt +8
Influence of the van Hove singularity on the specific heat jump in BCS superconductors
T. Mishonov, S. -L. Drechsler, E. Penev
Nonrelativistic Multiferroicity in the Nonstoichiometric Spin s=1/2 Spiral Chain Cuprate LiCu2O2
A. S. Moskvin, Yu. D. Panov, S. -L. Drechsler
Ca2Y2Cu5O10: the first frustrated quasi-1D ferromagnet close to criticality
R. O. Kuzian, S. Nishimoto, S. -L. Drechsler +9
Delta chain with ferromagnetic and antiferromagnetic interactions at the critical point
V. Ya. Krivnov, D. V. Dmitriev, S. Nishimoto +2
Exact one- and two-particle excitation spectra of acute-angle helimagnets above their saturation magnetic field
R. O. Kuzian, S. -L. Drechsler
The Superconducting Gap Behavior in the Antiferromagnetic Nickel-Borocarbide Compounds RNi2B2C (R=Dy, Ho, Er, Tm) Studied by Point-Contacts Spectroscopy
Yu. G. Naidyuk, G. Behr, N. L. Bobrov +7
The upper critical field problem in MgB2
S. V. Shulga, S. -L. Drechsler, H. Eschrig +2
The dynamics of linarite: Observations of magnetic excitations
K. C. Rule, B. Willenberg, M. Schäpers +9
Surface states and their possible role in the superconductivity of MgB2
V. D. P. Servedio, S. -L. Drechsler, T. Mishonov
Point-contact spectroscopy of the antiferromagnetic superconductor HoNi2B2C in the normal and superconducting state
Yu. G. Naidyuk, O. E. Kvitnitskaya, I. K. Yanson +6
Superconductivity with broken time reversal symmetry in ion irradiated Ba$_{0.27}$K$_{0.73}$Fe$_2$As$_2$ single crystals
V. Grinenko, P. Materne, R. Sarkar +7
Point-contact investigations of challenging superconductors: two-band MgB2, antiferromagnetic HoNi2B2C, heavy fermion UPd2Al3, paramagnetic MgCNi3
Yu. G. Naidyuk, O. E. Kvitnitskaya, I. K. Yanson +6
Weak inter-band coupling in Mg$^{10}$B$_{2}$: a specific heat analysis
A. Wälte, S. -L. Drechsler, G. Fuchs +4
Fermi Surfaces of Diborides: MgB2 and ZrB2
H. Rosner, J. M. An, W. E. Pickett +1
Upper critical field measurements up to 60 T in arsenic-deficient LaO_(0.9)F_(0.1)FeAs_(1-delta): Pauli limiting behaviour at high fields vs improved superconductivity at low fields
G. Fuchs, S. -L. Drechsler, N. Kozlova +7
Comment on "Competition between helimagnetism and commensurate quantum spin correlations in LiCu2O2"
S. -L. Drechsler, J. Malek, J. Richter +3
Specific heat of (Y,Lu)Ni2B2C in the mixed state
D. Lipp, M. Schneider, A. Gladun +7
Superconducting specific heat jump $ÎC_{\rm el} \propto T_c^β\ (β\approx 2)$ for K$_{1-x}$Na$_x$Fe$_2$As$_2$
V. Grinenko, D. V. Efremov, S. -L. Drechsler +9
Evidence for a magnetic field-induced unconventional nematic state in the frustrated and anisotropic spin-chain cuprate LiCuSbO$_4$
H. -J. Grafe, S. Nishimoto, M. Iakovleva +12
Electronic structure and magnetic properties of the linear chain cuprates Sr_2CuO_3 and Ca_2CuO_3
H. Rosner, H. Eschrig, R. Hayn +2
Upper critical field pecularities of superconducting YNi2B2C and LuNi2B2C
S. V. Shulga, S. -L. Drechsler, G. Fuchs +4
Point-contact spectroscopy of the borocarbide superconductor YNi2B2C
Yu. G. Naidyuk, D. L. Bashlakov, I. K. Yanson +4
Selective mass enhancement close to the quantum critical point in BaFe$_2$(As$_{1-x}$P$_x$)$_2$
V. Grinenko, K. Iida, F. Kurth +16
Microscopic mechanisms of spin-dependent electric polarization in 3d oxides
A. S. Moskvin, S. -L. Drechsler
Sr$_2$Cu(PO$_4$)$_2$: A real material realization of the 1D nearest neighbor Heisenberg chain
M. D. Johannes, J. Richter, S. -L. Drechsler +1
Crystal water induced switching of magnetically active orbitals in CuCl2
M. Schmitt, O. Janson, M. Schmidt +4
Evidence of d-wave Superconductivity in K_(1-x)Na_xFe_2As_2 (x = 0, 0.1) Single Crystals from Low-Temperature Specific Heat Measurements
M. Abdel-Hafiez, V. Grinenko, S. Aswartham +20
Ginzburg-Landau analysis of the critical temperature and the upper critical field for three-band superconductors
Y. Yerin, S. -L. Drechsler, G. Fuchs
Commensurate Spin Density Wave in LaOFeAs: A Local Probe Study
H. -H. Klauss, H. Luetkens, R. Klingeler +14
Low temperature value of the upper critical field Hc2(0) of isotropic single band metals
S. V. Shulga, S. -L. Drechsler
Optical Study of LaO_0.9F_0.1FeAs: Evidence for a Weakly Coupled Superconducting State
S. -L. Drechsler, M. Grobosch, K. Koepernik +10
Specific heat and upper critical field in KFe2As2 single crystals
M. Abdel-Hafiez, S. Aswartham, S. Wurmehl +6
Complex field-induced states in Linarite PbCuSO$_4$(OH)$_2$ with a variety of high-order exotic SDW$_p$ states
B. Willenberg, M. Schäpers, A. U. B. Wolter +8
Spin polarization of the magnetic spiral in NaCu_2O_2, as seen by NMR
A. A. Gippius, A. S. Moskvin, S. -L. Drechsler
Resistivity scaling in 1111 iron-pnictide superconductors
E. Arushanov, S. Levcenko, G. Fuchs +1
On the electronic structure of CaCuO2 and SrCuO2
H. Rosner, M. Divis, K. Koepernik +2
Magnetic properties and revisited exchange integrals of the frustrated chain cuprate PbCuSO$_4$(OH)$_2$ - linarite
A. U. B. Wolter, F. Lipps, M. Schäpers +12
Peculiarities of the superconducting gaps and the electron-boson interaction in TmNi2B2C as seen by point-contact spectroscopy
Yu. G. Naidyuk, O. E. Kvitnitskaya, L. V. Tiutrina +6
Disordered magnetism in superconducting KFe2As2 single crystals
V. Grinenko, S. -L. Drechsler, M. Abdel-Hafiez +10
Theoretical de Haas-van Alphen Data and Plasma Frequencies of MgB2 and TaB2
S. Elgazzar, P. M. Oppeneer, S. -L. Drechsler +2
Superconducting properties of K$_{1-x}$Na$_x$Fe$_2$As$_2$ under pressure
V. Grinenko, W. Schottenhamel, A. U. B. Wolter +18
The role of carbon for superconductivity in MgC$_{x}$Ni$_{3}$ from specific heat
A. Wälte, G. Fuchs, K. -H. Müller +3
Point-contact spectroscopy of the nickel borocarbide superconductor YNi2B2C in the normal and superconducting state
D. L. Bashlakov, Yu. G. Naidyuk, I. K. Yanson +5
Conventional Superconductivity in Fe-Based Pnictides: the Relevance of Intra-Band Electron-Boson Scattering
M. L. Kulic, S. -L. Drechsler, O. V. Dolgov
Electron-phonon interaction in transition metal diborides TB_2 (T=Zr, Nb, Ta) studied by point-contact spectroscopy
Yu. G. Naidyuk, O. E. Kvitnitskaya, I. K. Yanson +3
Electron-Phonon Coupling Origin of the resistivity in YNi_{2}B_{2}C Single Crystals
R. S. Gonnelli, A. Morello, G. A. Ummarino +5
Thermodynamics of the one-dimensional frustrated Heisenberg ferromagnet with arbitrary spin
M. Haertel, J. Richter, D. Ihle +2
Distribution of the superconducting gap in an YNi2B2C film studied by point contact spectroscopy
D. L. Bashlakov, Yu. G. Naidyuk, I. K. Yanson +4
Resistivity and electron-phonon coupling in YNi$_2$B$_2$C single crystals
R. S. Gonnelli, V. A. Stepanov, A. Morello +5
Multiferroicity due to nonstoichiometry in the chain cuprate LiVCuO_4
A. S. Moskvin, S. -L. Drechsler
Specific heat of Ca$_{0.32}$Na$_{0.68}$Fe$_2$As$_2$ single crystals: unconventional s$_\pm$ multi-band superconductivity with intermediate repulsive interband coupling and sizable attractive intraband couplings
S. Johnston, M. Abdel-Hafiez, L. Harnagea +9
Interplay of inter-chain interactions and exchange anisotropy: Stability of multipolar states in quasi-1D quantum helimagnets
S. Nishimoto, S. -L. Drechsler, R. O. Kuzian +2
MgCNi3 : Complex behavior in a strongly coupled superconductor
A. Waelte, H. Rosner, M. D. Johannes +8
Single 20meV boson mode in KFe2As2 detected by point-contact spectroscopy
Yu. G. Naidyuk, O. E. Kvitnitskaya, N. V. Gamayunova +7
Evidence for Pauli-limiting behaviour at high fields and enhanced upper critical fields near T_c in several disordered FeAs based Superconductors
G. Fuchs, S. -L. Drechsler, N. Kozlova +11
NMR and LDA evidence for spiral magnetic order in the chain cuprate LiCu2O2
A. A Gippius, E. N. Morozova, A. S. Moskvin +5
High-Field Pauli-Limiting Behavior and Strongly Enhanced Upper Critical Magnetic Fields near the Transition Temperature of an Arsenic-Deficient LaO_0.9F_0.1FeAs_(1-δ) Superconductor
G. Fuchs, S. -L. Drechsler, N. Kozlova +14
Bond disorder and breakdown of ballistic heat transport in the spin-1/2 antiferromagnetic Heisenberg chain as seen in Ca-doped SrCuO2
N. Hlubek, P. Ribeiro, R. Saint-Martin +9
On the correllation effect in Peierls-Hubbard chains
J. Malek, S. -L. Drechsler, S. Flach +2
Evidence for CuO conducting band splitting in the nodal direction of Bi-2212
A. A. Kordyuk, S. V. Borisenko, A. N. Yaresko +12
Evidence for strong electron-phonon coupling in MgCNi_3
A. Waelte, G. Fuchs, K. -H. Mueller +7
Thermodynamics of the frustrated ferromagnetic spin-1/2 Heisenberg chain
J. Richter, M. Härtel, D. Ihle +1
Electronic structure and weak electron-phonon coupling in TaB$_2$
H. Rosner, W. E. Pickett, S. -L. Drechsler +6
Coexistence of metallicity and superconductivity in adjacent bilayers of a high-Tc superconductor
V. B. Zabolotnyy, S. V. Borisenko, A. A. Kordyuk +10
The electronic structure of CuSiO3 - a possible candidate for a new inorganic spin-Peierls compound ?
H. Rosner, S. -L. Drechsler, K. Koepernik +2
Field-induced gapless electron pocket in the superconducting vortex phase of YNi2B2C as probed by magnetoacoustic quantum oscillations
J. Nössler, R. Seerig, S. Yasin +7
Orbital and spin effects for the upper critical field in As deficient disordered Fe pnictide superconductors
G. Fuchs, S. -L. Drechsler, N. Kozlova +17
Comment on "Two-spinon and four-spinon continuum in a frustrated ferromagnetic spin-1/2 chain" by M. Enderle et al
S. -L. Drechsler, S. Nishimoto, R. Kuzian +6
Comment on ``Superconducting PrBa_2Cu_3O_x''
V. N. Narozhnyi, S. -L. Drechsler
Analysis of possible field-induced superconductivity in anthracene, other polyacenes, and C60
S. -L. Drechsler, H. Rosner, G. Paasch +3
Thermodynamics of a one-dimensional frustrated spin-1/2 Heisenberg ferromagnet
M. Haertel, J. Richter, D. Ihle +1
Disorder-induced Spin Gap in the Zigzag Spin-1/2 Chain Cuprate Sr_{0.9}Ca_{0.1}CuO_2
F. Hammerath, S. Nishimoto, H. -J. Grafe +6
KFe2As2: coexistence of superconductivity and local moment derived spin-glass
V. Grinenko, M. Abdel-Hafiez, S. Aswartham +9
Specific heat and disorder in the mixed state of non-magnetic borocarbides
D. Lipp, M. Schneider, A. Gladun +7
Electronic structure and magnetic properties of Li_2ZrCuO_4 - a spin 1/2 Heisenberg system in vicinity to a quantum critical point
M. Schmitt, J. Malek, S. -L. Drechsler +1
Unusual disorder effects in superconducting LaFeAs_(1-d)O_0.9F_0.1 as revealed by NMR spectroscopy
F. Hammerath, S. -L. Drechsler, H. -J. Grafe +6
Microscopic mechanisms of spin-dependent electric polarization in 3d oxides
A. S. Moskvin, S. -L. Drechsler
Charge Transfer Excitations in Insulating Copper Oxides
A. S. Moskvin, S. -L. Drechsler, R. Hayn +1
Study of the electron-phonon interaction in metal diborides MeB_2 (Me=Zr, Nb, Ta, Mg) by point-contact spectroscopy
I. K. Yanson, Yu. G. Naidyuk, O. E. Kvitnitskaya +12
Disentangling surface and bulk photoemission using circularly polarized light
V. B. Zabolotnyy, S. V. Borisenko, A. A. Kordyuk +10
Thermodynamics of a two-dimensional frustrated spin-1/2 Heisenberg ferromagnet
M. Härtel, J. Richter, D. Ihle +1
Temperature dependent optical conductivity of undoped cuprates with weak exchange
J. Malek, S. -L. Drechsler, U. Nitzsche +2
Saturation field of frustrated chain cuprates: broad regions of predominant interchain coupling
S. Nishimoto, S. -L. Drechsler, R. O. Kuzian +6
Solitonic approach to the dimerization problem in correlated one-dimensional systems
J. Málek, S. -L. Drechsler, G. Paasch +1
The unusual electronic structure of the "pseudo-ladder" compound CaCu2O3
T. K. Kim, H. Rosner, S. -L. Drechsler +7
New insight into the physics of iron pnictides from optical and penetration depth data
S. -L. Drechsler, H. Rosner, M. Grobosch +12
High-field ESR studies of the quantum spin magnet CaCu2O3
M. Goiran, M. Costes, J. M. Broto +6
Thermodynamic Properties of the Anisotropic Frustrated Spin-chain Compound Linarite PbCuSO$_4$(OH)$_2$
M. Schäpers, A. U. B. Wolter, S. -L. Drechsler +18
Magnetic properties of the low-dimensional spin-1/2 magnet α-Cu_2As_2O_7
Y. C. Arango, E. Vavilova, M. Abdel-Hafiez +11