Jens Müller

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20012026

most citedMultiferroicity in an organic charge-transfer salt: Electric-dipole-driven magnetism

233 citations · 620 across the 20 of their papers we have counts for

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15 papers · 1 filter

cond-mat.str-el2024★ 5 cited

Thermodynamic evidence for polaron stabilization inside the antiferromagnetic order of Eu $_{5}$ In $_{2}$ Sb $_{6}$

H. Dawczak-Dębicki, M. Victoria Ale Crivillero, M. S. Cook +6

Materials exhibiting electronic inhomogeneities at the nanometer scale have enormous potential for applications. Magnetic polarons are one such type of inhomogeneity which link the…

cond-mat.str-el2024

Ferroelectric and Multiferroic Properties of Quasi-2D Organic Charge-Transfer Salts

Michael Lang, Peter Lunkenheimer, Owen Ganter +2

In conventional ferroelectrics the electric dipoles are generated by off-center displacements of ions. In recent years, a new type of so-called electronic ferroelectrics has attrac…

cond-mat.str-el2023

Slow and Non-Equilibrium Dynamics due to Electronic Ferroelectricity in a Strongly-Correlated Molecular Conductor

Tatjana Thomas, Yassine Agarmani, Steffi Hartmann +7

Using a combination of resistance fluctuation (noise) and dielectric spectroscopy we investigate the nature of relaxor-type electronic ferroelectricity in the organic conductor $κ$ …

cond-mat.str-el2023★ 31 cited

Colossal magnetoresistance in EuZn $_{2}$ P $_{2}$ and its electronic and magnetic structure

Sarah Krebber, Marvin Kopp, Charu Garg +15

We investigate single crystals of the trigonal antiferromagnet EuZn $_{2}$ P $_{2}$ ( $P 3 m 1$ ) by means of electrical transport, magnetization measurements, X-ray magnetic scatte…

cond-mat.str-el2022

Comparison of the charge-crystal and charge-glass state in geometrically frustrated organic conductors studied by fluctuation spectroscopy

Tatjana Thomas, Tim Thyzel, Hungwei Sun +4

We present a systematic investigation of the low-frequency charge carrier dynamics in different charge states of the organic conductors $θ$ -(BEDT-TTF) $_{2}$ $M$ Zn(SCN) $_{4}$ with $M$ =Rb…

cond-mat.str-el2021★ 9 cited

Involvement of structural dynamics in the charge-glass formation in molecular metals

Tatjana Thomas, Yohei Saito, Yassine Agarmani +5

We present a combined study of thermal expansion and resistance fluctuation spectroscopy measurements exploring the static and dynamic aspects of the charge-glass formation in the…

cond-mat.str-el2020★ 27 cited

Evolution of the structural, magnetic and electronic properties of the triple perovskite Ba $_{3}$ CoIr $_{2}$ O $_{9}$

Charu Garg, Deepak Roy, Martin Lonsky +5

We report a comprehensive investigation of the triple perovskite iridate Ba $_{3}$ CoIr $_{2}$ O $_{9}$ . Stabilizing in the hexagonal $P 6_{3} / mm c$ symmetry at room temperature, this sys…

cond-mat.str-el2019★ 13 cited

Lattice dynamics coupled to charge and spin degrees of freedom in the molecular dimer-Mott insulator $κ$ -(BEDT-TTF) $_{2}$ Cu[N(CN) $_{2}$ ]Cl

Masato Matsuura, Takahiko Sasaki, Satoshi Iguchi +11

Inelastic neutron scattering measurements on the molecular dimer-Mott insulator $κ$ -(BEDT-TTF) $_{2}$ Cu[N(CN) $_{2}$ ]Cl reveal a phonon anomaly in a wide temperature range. Starting…

cond-mat.str-el2017★ 15 cited

Insights from experiment and $ab ini t i o$ calculations into the glass-like transition in the molecular conductor $κ$ -(BEDT-TTF) $_{2}$ Hg(SCN) $_{2}$ Cl

Elena Gati, Stephen M. Winter, John A. Schlueter +3

We present high-resolution measurements of the relative length change as a function of temperature of the organic charge-transfer salt $κ$ -(BEDT-TTF) $_{2}$ Hg(SCN) $_{2}$ Cl. We identify…

cond-mat.str-el2015★ 28 cited

Origin of the glass-like dynamics in molecular metals $κ$ -(BEDT-TTF) $_{2}$ X: implications from fluctuation spectroscopy and $ab initio$ calculations

J. Müller, B. Hartmann, R. Rommel +3

We have studied the low-frequency dynamics of the charge carriers in different organic charge-transfer salts $κ$ -(BEDT-TTF) $_{2}$ X with polymeric anions X by using resistance noise s…

cond-mat.str-el2014★ 31 cited

Mott metal-insulator transition induced by utilizing a glass-like structural ordering in low-dimensional molecular conductors

B. Hartmann, J. Müller, T. Sasaki

We utilize a glass-like structural transition in order to induce a Mott metal-insulator transition in the quasi-two-dimensional organic charge-transfer salt $κ$ -(BEDT-TTF) $_{2}$ Cu[N(…

cond-mat.str-el2014★ 40 cited

Ferroelectric properties of charge-ordered alpha-(BEDT-TTF)2I3

P. Lunkenheimer, B. Hartmann, M. Lang +4

A detailed investigation of the out-of-plane electrical properties of charge-ordered alpha-(BEDT-TTF)2I3 provides clear evidence for ferroelectricity. Similar to multiferroic alpha…

cond-mat.str-el2014★ 33 cited

Lattice strain accompanying the colossal magnetoresistance effect in EuB $_{6}$

Rudra Sekhar Manna, Pintu Das, Mariano de Souza +4

The coupling of magnetic and electronic degrees of freedom to the crystal lattice in the ferromagnetic semimetal EuB $_{6}$ , which exhibits a complex ferromagnetic order and a colossa…

cond-mat.str-el2012★ 6 cited

Electronic phase separation due to magnetic polaron formation in the semimetallic ferromagnet EuB $_{6}$ - A weakly-nonlinear-transport study

A. Amyan, P. Das, J. Müller +1

We report measurements of weakly nonlinear electronic transport, as measured by third-harmonic voltage generation $V_{3 ω}$ , in the low-carrier density semimetallic ferromagnet EuB$…

cond-mat.str-el2011★ 233 cited

Multiferroicity in an organic charge-transfer salt: Electric-dipole-driven magnetism

P. Lunkenheimer, J. Müller, S. Krohns +8

Multiferroics, showing simultaneous ordering of electrical and magnetic degrees of freedom, are remarkable materials as seen from both the academic and technological points of view…

Thermodynamic evidence for polaron stabilization inside the antiferromagnetic order of Eu5​In2​Sb6​

Ferroelectric and Multiferroic Properties of Quasi-2D Organic Charge-Transfer Salts

Slow and Non-Equilibrium Dynamics due to Electronic Ferroelectricity in a Strongly-Correlated Molecular Conductor

Colossal magnetoresistance in EuZn2​P2​ and its electronic and magnetic structure

Comparison of the charge-crystal and charge-glass state in geometrically frustrated organic conductors studied by fluctuation spectroscopy

Involvement of structural dynamics in the charge-glass formation in molecular metals

Evolution of the structural, magnetic and electronic properties of the triple perovskite Ba3​CoIr2​O9​

Lattice dynamics coupled to charge and spin degrees of freedom in the molecular dimer-Mott insulator κ-(BEDT-TTF)2​Cu[N(CN)2​]Cl

Insights from experiment and abinitio calculations into the glass-like transition in the molecular conductor κ-(BEDT-TTF)2​Hg(SCN)2​Cl

Origin of the glass-like dynamics in molecular metals κ-(BEDT-TTF)2​X: implications from fluctuation spectroscopy and ab initio calculations