Publications (90)
Effect of isoelectronic doping on honeycomb lattice iridate A_2IrO_3
S. Manni, Sungkyun Choi, I. I. Mazin +5
Unique phase diagram with narrow superconducting dome in EuFe$_2$(As$_{1-x}$P$_x$)$_2$ due to Eu$^{2+}$ local magnetic moments
Y. Tokiwa, S. -H. Hübner, O. Beck +2
Na2IrO3 as a spin-orbit-assisted antiferromagnetic insulator with a 340 meV gap
R. Comin, G. Levy, B. Ludbrook +10
Low Temperature Thermodynamic Properties of the Heavy Fermion Compound YbAgGe Close to the Field-Induced Quantum Critical Point
Y. Tokiwa, A. Pikul, P. Gegenwart +3
Multiple metamagnetic quantum criticality in Sr$_3$Ru$_2$O$_7$
Y. Tokiwa, M. Machalwat, R. S. Perry +1
Investigation of unconventional reconstruction and electronic properties on the Na2IrO3 surface
F. Lupke, S. Manni, S. C. Erwin +3
Signatures of quantum criticality in hole-doped and chemically pressurized EuFe_2As_2 single crystals
J. Maiwald, H. S. Jeevan, P. Gegenwart
Magnetic-Field Induced Quantum Critical Point in YbRh$_2$Si$_2$
P. Gegenwart, J. Custers, C. Geibel +5
Scaling of the magnetic entropy and magnetization in YbRh_2(Si_{0.95}Ge_{0.05})_2
P. Gegenwart, Y. Tokiwa, K. Neumaier +2
Origin of the insulating state in honeycomb iridates and rhodates
I. I. Mazin, S. Manni, K. Foyevtsova +3
Effect of nonmagnetic dilution in honeycomb lattice iridates Na$_2$IrO$_3$ and Li$_2$IrO$_3$
S. Manni, Y. Tokiwa, P. Gegenwart
Growth of Sr1-xCaxRuO3 thin films by metalorganic aerosol deposition
M. Schneider, V. Moshnyaga, P. Gegenwart
Quantum oscillations in the anomalous phase in Sr3Ru2O7
J. -F. Mercure, S. K. Goh, E. C. T. O'Farrell +7
Droplet-like Fermi surfaces in the anti-ferromagnetic phase of EuFe$_2$As$_2$, an Fe-pnictide superconductor parent compound
S. de Jong, E. van Heumen, S. Thirupathaiah +15
Magnetization study on the field-induced quantum critical point in YbRh_2Si_2
Y. Tokiwa, C. Geibel, F. Steglich +1
Two-Cannel Kondo Effect in Glass-Like ThAsSe
T. Cichorek, A. Sanchez, P. Gegenwart +7
Specific heat of (Y,Lu)Ni2B2C in the mixed state
D. Lipp, M. Schneider, A. Gladun +7
Non-Fermi liquid normal state of the Heavy Fermion superconductor UBe13
P. Gegenwart, C. Langhammer, R. Helfrich +5
First order superconducting phase transition in CeCoIn$_5$
A. Bianchi, R. Movshovich, N. Oeschler +5
Magnetic structure of the Eu2+ moments in superconducting EuFe2(As1-xPx)2 with x = 0.19
S. Nandi, W. T. Jin, Y. Xiao +8
Low-energy electronic properties of clean CaRuO$_3$: elusive Landau quasiparticles
M. Schneider, D. Geiger, S. Esser +8
Quantum bicriticality in the heavy-fermion metamagnet YbAgGe
Y. Tokiwa, M. Garst, P. Gegenwart +2
Dissimilarities between the electronic structure of chemically doped and chemically pressurized iron pnictides from an angle-resolved photoemission spectroscopy study
S. Thirupathaiah, E. D. L. Rienks, H. S. Jeevan +11
EuFe2(As1-xPx)2: reentrant spin glass and superconductivity
S. Zapf, H. S. Jeevan, T. Ivek +7
Normal-state electrical resistivity and superconducting magnetic penetration depth in Eu0.5K0.5Fe2As2
V. A. Gasparov, H. S. Jeevan, P. Gegenwart
Evidence for a Non-Fermi-Liquid Phase in Ge-Substituted YbRh2Si2
J. Custers, P. Gegenwart, C. Geibel +3
Characteristic signatures of quantum criticality driven by geometrical frustration
Y. Tokiwa, C. Stingl, M. S. Kim +2
Optical investigations of the chemical pressurized EuFe2(As1-xPx)2: an s-wave superconductor with strong interband interaction
D. Wu, G. Chanda, H. S. Jeevan +2
Kondo-Cluster-Glass State near a Ferromagnetic Quantum Phase Transition
T. Westerkamp, M. Deppe, R. Kuechler +5
Magnetic fluctuations and superconductivity in Fe pnictides probed by electron spin resonance
N. Pascher, J. Deisenhofer, H. -A. Krug von Nidda +4
Quantum Criticality in doped CePd_1-xRh_x Ferromagnet
J. G. Sereni, T. Westerkamp, R. Kuechler +3
Experimental Quantification of Entanglement Through Heat Capacity
H. Singh, T. CHakraborty, D. Das +4
Quantum Griffiths phase in CePd(1-x)Rh(x) with x ~ 0.8
M. Brando, T. Westerkamp, M. Deppe +3
Interplay between Kondo suppression and Lifshitz transitions in YbRh$_2$Si$_2$ at high magnetic fields
H. Pfau, R. Daou, S. Lausberg +11
Coexistence of Superconductivity and Ferromagnetism in P-doped EuFe2As2
S. Nandi, W. T. Jin, Y. Xiao +7
Anisotropy of the low-temperature magnetostriction of Sr3Ru2O7
C. Stingl, R. S. Perry, Y. Maeno +1
High-Temperature Superconductivity in Eu0.5K0.5Fe2As2
H. S. Jeevan, Z. Hossain, Deepa Kasinathan +3
Possible re-entrant superconductivity in EuFe2As2 under pressure
C. F. Miclea, M. Nicklas, H. S. Jeevan +6
Persistent detwinning of iron pnictides by small magnetic fields
S. Zapf, C. Stingl, K. W. Post +11
Quantum criticality in a metallic spin liquid
Y. Tokiwa, J. J. Ishikawa, S. Nakatsuji +1
Quantum criticality in layered CeRhIn_{5-x}Sn_x compared with cubic CeIn$_{3-x}Sn_x
J. G. Donath, F. Steglich, E. D. Bauer +3
A uniaxial stress capacitive dilatometer for high-resolution thermal expansion and magnetostriction under multiextreme conditions
R. Kuechler, C. Stingl, P. Gegenwart
Optical properties of the iron-pnictide analog BaMn2As2
A. Antal, T. Knoblauch, Y. Singh +3
Electron-phonon coupling and momentum-dependent electron dynamics in EuFe2As2 using time- and angle-resolved photoemission spectroscopy
L. Rettig, R. Cortés, S. Thirupathaiah +7
Divergence of the Heavy Quasiparticle Mass at the Antiferromagnetic Quantum Critical Point in YbRh_2Si_2
P. Gegenwart, J. Custers, T. Tayama +4
Divergence of the Grueneisen Ratio at Quantum Critical Points in Heavy Fermion Metals
R. Kuechler, N. Oeschler, P. Gegenwart +8
Tuning Heavy Fermion Systems into Quantum Criticality by Magnetic Field
P. Gegenwart, J. Custers, T. Tayama +8
Unconventional magnetic order on the hyperhoneycomb Kitaev lattice in $β$-Li2IrO3: full solution via magnetic resonant x-ray diffraction
A. Biffin, R. D. Johnson, Sungkyun Choi +6
Multiple energy scales at a quantum critical point
P. Gegenwart, T. Westerkamp, C. Krellner +6
Magnetism and superconductivity in Eu0.2Sr0.8(Fe0.86Co0.14)2As2 probed by 75As NMR
R. Sarkar, R. Nath, P. Khuntia +3
Electrical Resistivity and Specific Heat of EuFe2As2 Single Crystals: Magnetic homologue of SrFe2As2
H. S. Jeevan, Z. Hossain, Deepa Kasinathan +3
Spin waves and revised crystal structure of honeycomb iridate Na2IrO3
S. K. Choi, R. Coldea, A. N. Kolmogorov +11
Grueneisen Ratio Divergence at the Quantum Critical Point in CeCu_{6-x}Ag_x
R. Kuechler, P. Gegenwart, K. Heuser +3
The break up of heavy electrons at a quantum critical point
J. Custers, P. Gegenwart, H. Wilhelm +7
Dimensional crossover of quantum critical behavior in CeCoIn$_5$
J. G. Donath, P. Gegenwart, F. Steglich +2
Upper critical magnetic field in K0.83Fe1.83Se2 and Eu0.5K0.5Fe2As2 single crystals
Vitaly A. Gasparov, A. Audouard, L. Drigo +9
Momentum dependent ultrafast electron dynamics in antiferromagnetic EuFe2As2
L. Rettig, R. Cortes, S. Thirupathaiah +5
Thermopower as sensitive probe of electronic nematicity in iron pnictides
Shuai Jiang, H. S. Jeevan, Jinkui Dong +1
Metamagnetic quantum criticality in Sr3Ru2O7 studied by thermal expansion
P. Gegenwart, F. Weickert, M. Garst +2
Electronic Scattering Effects in Europium-Based Iron Pnictides
S. Zapf, D. Neubauer, K. W. Post +8
Electronic nematicity and its relation to quantum criticality in Sr_3Ru_2O_7 studied by thermal expansion
C. Stingl, R. S. Perry, Y. Maeno +1
Magnetic excitation spectrum of Na2IrO3 probed with resonant inelastic x-ray scattering
H. Gretarsson, J. P. Clancy, Yogesh Singh +8
Zero-field Quantum Critical Point in CeCoIn$_5$
Y. Tokiwa, P. Gegenwart, E. D. Bauer
Specific heat and disorder in the mixed state of non-magnetic borocarbides
D. Lipp, M. Schneider, A. Gladun +7
T/B scaling without quasiparticle mass divergence: YbCo2Ge4
A. Sakai, K. Kitagawa, K. Matsubayashi +2
Long range magnetic ordering in Na$_2$IrO$_3$
X. Liu, T. Berlijn, W. -G. Yin +7
Divergence of the Magnetic Grüneisen Ratio at the Field-Induced Quantum Critical Point in YbRh$_2$Si$_2$
Y. Tokiwa, T. Radu, P. Gegenwart +2
Symmetry-breaking lattice distortion in Sr_3Ru_2O_7
C. Stingl, R. S. Perry, Y. Maeno +1
Specific heat of segmented Heisenberg quantum spin chains in (Yb_{1-x}Lu_x)_4As_3
R. Matysiak, P. Gegenwart, A. Ochiai +3
Quantum criticality in the cubic heavy-fermion system CeIn_{3-x}Sn_x
R. Kuechler, P. Gegenwart, J. Custers +5
Reversible Tuning of the Collapsed Tetragonal Phase Transition in CaFe2As2 by Separate Control of Chemical Pressure and Electron Doping
K. Zhao, C. Stingl, R. S. Manna +2
Electron spin resonance in Eu based Fe pnictides
H. -A. Krug von Nidda, S. Kraus, S. Schaile +9
Relevance of the Heisenberg-Kitaev model for the honeycomb lattice iridates A_2IrO_3
Yogesh Singh, S. Manni, J. Reuther +5
Electron-phonon coupling in 122 Fe pnictides analyzed by femtosecond time-resolved photoemission
L. Rettig, R. Cortés, H. S. Jeevan +4
Universal signatures of the metamagnetic quantum critical endpoint: Application to CeRu2Si2
F. Weickert, M. Brando, F. Steglich +2
Field-induced suppression of the heavy-fermion state in YbRh_2Si_2
Y. Tokiwa, P. Gegenwart, T. Radu +4
Quantum oscillations near the metamagnetic transition in Sr3Ru2O7
J. -F. Mercure, A. W. Rost, E. C. T. O'Farrell +8
Ferromagnetic quantum critical fluctuations in YbRh_2(Si_{0.95}Ge_{0.05})_2
P. Gegenwart, J. Custers, Y. Tokiwa +2
Spin glass like behavior in the novel layered material Na_2IrO_3
Yogesh Singh, P. Gegenwart
Non-Fermi-liquid scattering rates and anomalous band dispersion in ferropnictides
J. Fink, A. Charnukha, E. D. L. Rienks +13
Crystal field splitting and correlation effect on the electronic structure of A2IrO3
H. Gretarsson, J. P. Clancy, X. Liu +16
Effects of the magnetic orderings on the dynamical conductivity: optical investigations of EuFe$_2$As$_2$ single crystals
D. Wu, N. BariÅ¡iÄ, N. Drichko +10
Ferromagnetic quantum phase transition in Sr$_{1-x}$Ca$_x$RuO$_3$ thin films
M. Schneider, V. Moshnyaga, P. Gegenwart
Quasiparticle entropy in the high-field superconducting phase of CeCoIn$_5$
Y. Tokiwa, E. D. Bauer, P. Gegenwart
Anomalous reduction of the Lorenz ratio at the quantum critical point in YbAgGe
J. K. Dong, Y. Tokiwa, S. L. Bud'ko +2
Antiferromagnetic Mott insulating state in single crystals of the hexagonal lattice material Na2IrO3
Yogesh Singh, P. Gegenwart
Spin liquid close to a quantum critical point in Na$_4$Ir$_3$O$_8$
Yogesh Singh, Y. Tokiwa, J. Dong +1
Evolution of Quantum Criticality in CeNi_{9-x}Cu_xGe_4
L. Peyker, C. Gold, E. -W. Scheidt +7
Hall-effect evolution across a heavy-fermion quantum critical point
S. Paschen, T. Luhmann, S. Wirth +6
Quantum criticality near the upper critical field of Ce$_2$PdIn$_8$
Y. Tokiwa, P. Gegenwart, D. Gnida +1