Jens Müller

activity

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

collaborators

20 papers

cond-mat.mtrl-sci2026

Epitaxial growth and magnetic phase transitions in non-centrosymmetric EuPdSi $_{3}$ thin films

Sebastian Kölsch, Alfons G. Schuck, Olena Fedchenko +9

Non-centrosymmetric magnetic materials are a promising platform for stabilizing chiral spin textures, such as skyrmions and cycloidal magnetic states. This is particularly true in…

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.mes-hall2016★ 23 cited

Spin correlations and colossal magnetoresistance in HgCr $_{2}$ Se $_{4}$

Chaojing Lin, Changjiang Yi, Youguo Shi +4

This study aims to unravel the mechanism of colossal magnetoresistance (CMR) observed in n-type HgCr $_{2}$ Se $_{4}$ , in which low-density conduction electrons are exchange-coupled to a…

cond-mat.supr-con2015★ 43 cited

Evidence for eight node mixed-symmetry superconductivity in a correlated organic metal

Daniel Guterding, Sandra Diehl, Michaela Altmeyer +10

We report a combined theoretical and experimental investigation of the superconducting state in the quasi-two-dimensional organic superconductor $κ$ -(ET) $_{2}$ Cu[N(CN) $_{2}$ ]Br. Applyi…

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…

cond-mat.mes-hall2011★ 2 cited

Domain wall dynamics in a single CrO $_{2}$ grain

P Das, F Porrati, S Wirth +5

Recently we have reported on the magnetization dynamics of a single CrO $_{2}$ grain studied by micro Hall magnetometry (P. Das \textit{et al.}, Appl. Phys. Lett. \textbf{97} 042507,…

cond-mat.supr-con2001★ 81 cited

High-resolution ac-calorimetry studies of the quasi-2D organic superconductor $κ$ -(BEDT-TTF) $_{2}$ Cu(NCS) $_{2}$

J. Müller, M. Lang, R. Helfrich +2

We report high-resolution specific heat measurements on the quasi-2D organic superconductor $κ$ -(BEDT-TTF) $_{2}$ Cu(NCS) $_{2}$ , performed by using a most sensitive ac-modulation techniq…

Epitaxial growth and magnetic phase transitions in non-centrosymmetric EuPdSi3​ thin films

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

Spin correlations and colossal magnetoresistance in HgCr2​Se4​