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19962026
most citedDirect Measurement of the Exciton Binding Energy and Effective Masses for Charge carriers in an Organic-Inorganic Tri-halide Perovskite

2.1k citations

Showing 2010 · cond-mat.str-elShow all

12 papers · 2 filters

cond-mat.str-el2010★ 46 cited

Superconductivity Reinforced by Magnetic Field and the Magnetic Instability in Uranium Ferromagnets

Dai Aoki, Tatsuma D. Matsuda, Frederic Hardy +8

We review our recent results on ferromagnetic superconductors, URhGe and UCoGe. High quality single crystals of both compounds were successfully grown. The specific heat shows a cl…

cond-mat.str-el2010★ 8 cited

NMR and NQR study of the tetrahedral frustrated quantum spin system Cu2Te2O5Br2 in its paramagnetic phase

Arnaud Comment, Hadrien Mayaffre, Vesna Mitrovic +4

The quantum antiferromagnet Cu2Te2O5Br2 was investigated by NMR and NQR. The 125Te NMR investigation showed that there is a magnetic transition around 10.5K at 9T, in agreement wit…

cond-mat.str-el2010★ 33 cited

First Observation of Quantum Oscillations in the Ferromagnetic Superconductor UCoGe

Dai Aoki, Ilya Sheikin, Tatsuma D. Matsuda +3

We succeeded in growing high quality single crystals of the ferromagnetic superconductor UCoGe and measured the magnetoresistance at fields up to 34T. The Shubnikov-de Haas signal…

cond-mat.str-el2010★ 143 cited

Statics and dynamics of weakly coupled antiferromagnetic spin-1/2 ladders in a magnetic field

Pierre Bouillot, Corinna Kollath, Andreas M. Läuchli +9

We investigate weakly coupled spin-1/2 ladders in a magnetic field. The work is motivated by recent experiments on the compound (C5H12N)2CuBr4 (BPCB). We use a combination of numer…

cond-mat.str-el2010★ 23 cited

Acoustic Faraday effect in TbGaO

A. Sytcheva, U. Loew, S. Yasin +5

The transverse acoustic wave propagating along the [100] axis of the cubic TbGaO (acoustic mode) is doubly degenerate. A magnetic field applied in the direc…

cond-mat.str-el2010★ 5 cited

Condon Domain Phase Diagram and Hysteresis Size for Beryllium

R. B. G. Kramer, V. S. Egorov, A. G. M. Jansen +1

The Condon domain phase diagram for beryllium is determined in magnetic fields up to 10 T and at temperatures down to 1.3 K using a standard ac pick-up coil method to measure the d…

cond-mat.str-el2010★ 35 cited

Anisotropy of Magnetic Interactions in the Spin-Ladder Compound (CHN)CuBr

E. Čižmár, M. Ozerov, J. Wosnitza +8

Magnetic excitations in the spin-ladder material (CHN)CuBr [BPCB] are probed by high-resolution multi-frequency electron spin resonance (ESR) spectroscopy. Our e…

cond-mat.str-el2010★ 17 cited

Convergence of the enhancement of the effective mass under pressure and magnetic field in heavy-fermion compounds: CeRu2Si2, CeRh2Si2, and CeIn3

J. Flouquet, D. Aoki, W. Knafo +6

Emphasis is given on the observation of a convergence to a critical value of the effective mass of a heavy fermion compound by tuning it through a quantum instability either by app…

cond-mat.str-el2010★ 38 cited

Phase diagram of bismuth in the extreme quantum limit

Huan Yang, Benoit Fauque, Liam Malone +4

Elemental bismuth provides a rare opportunity to explore the fate of a three-dimensional gas of highly mobile electrons confined to their lowest Landau level. Coulomb interaction,…

cond-mat.str-el2010★ 14 cited

Colossal magnetoresistance in an ultra-clean weakly interacting 2D Fermi liquid

Xiaoqing Zhou, B. A. Piot, M. Bonin +5

We report the observation of a new phenomenon of colossal magnetoresistance in a 40 nm wide GaAs quantum well in the presence of an external magnetic field applied parallel to the…

cond-mat.str-el2010★ 6 cited

Magnetic phase diagram of the S=1/2 triangular layered compound NaNiO2: a single crystal study

Sophie De Brion, Markus Bonda, Céline Darie +2

Using magnetic torque measurement on a NaNiO2 single crystal, we have established the magnetic phase diagram of this triangular compound. It presents 5 different phases depending o…

cond-mat.str-el2010★ 3 cited

Condon Domain Phase Diagram for Silver

R. B. G. Kramer, V. S. Egorov, V. A. Gasparov +2

We present the Condon domain phase diagram for a silver single crystal measured in magnetic fields up to 28 T and temperatures down to 1.3 K. A standard ac method with a pickup coi…