J. Krieger

activity

20222026

most citedIn-plane magnetic penetration depth in Sr

_{2}

RuO

_{4}

: muon-spin rotation/relaxation study

16 citations · 53 across the 22 of their papers we have counts for

collaborators

23 papers

cond-mat.str-el2026

Lifting the degeneracy of quantum spin liquid phase by uniaxial pressure

Shams Sohel Islam, Zurab Guguchia, Orion Gerguri +13

We report muon spin relaxation/rotation ( $μ$ SR) measurements of the candidate three-dimensional (3D) quantum spin liquid (QSL) PbCuTe $_{2}$ O $_{6}$ , hosting $S = 1/2$ moments, under contr…

cond-mat.str-el2026

Discovery of hidden order in the Shastry-Sutherland magnet Nd2Be2GeO7

Andi Liu, Samuel H. Moody, Thomas J. Hicken +9

Hidden order typically manifests as a thermodynamic phase transition without a conventional order parameter, leaving its true nature concealed even at the lowest temperatures. In t…

cond-mat.mtrl-sci2026

In-Plane Ferromagnetism and Critical Dynamics in Alkali-Deficient K $_{1 - x}$ CrTe $_{2}$ (with $x \approx$ 0.3) Single Crystals

Catherine Witteveen, Felix Eder, Sara A. López-Paz +6

Layered chromium tellurides are model systems for studying low-dimensional magnetism in van der Waals materials. We report the synthesis and characterization of K $_{1 - x}$ CrTe $_{2}$ s…

cond-mat.str-el2026

Dynamical magnetism in the disordered cubic lattice material $γ$ - $Ba_{3} CoNb_{2} O_{9}$

Fanjun Xu, Ralf Feyerherm, Cecilie Glittum +12

$γ$ - $Ba_{3} CoNb_{2} O_{9}$ realizes a disordered simple-cubic spin- $1/2$ lattice in which Co $^{2 +}$ ions randomly occupy one third of the sites, placing the system…

cond-mat.supr-con2026

Unified pressure and field response across distinct charge-order regimes in Ti-doped CsV $_{3}$ Sb $_{5}$

P. Kràl, S. S. Islam, Andrea N. Capa Salinas +10

Understanding the phase diagram of kagome superconductors from a microscopic perspective is crucial for clarifying the interplay between charge order and superconductivity. Ti-dope…

cond-mat.supr-con2026

Correlated charge order intertwined with time-reversal symmetry-breaking nodal superconductivity in the dual flat band kagome superconductor CeRu $_{3}$ Si $_{2}$

O. Gerguri, P. Kràl, M. Spitaler +19

Kagome materials provide a powerful platform for exploring how flat electronic bands promote symmetry-breaking quantum states, yet studies have so far focused mainly on kagome-deri…

physics.ins-det2026

High-Resolution Timing for Vertex-Reconstructed Muon-Spin Spectroscopy Using Plastic Scintillators and MuTRiG

Konrad Briggl, Maxime Lamotte, Marius Snella Köppel +12

Vertex-reconstructed muon-spin spectroscopy (vx-μSR) based on silicon pixel detectors has recently demonstrated unprecedented lateral resolution and operation at muon stop rates ex…

cond-mat.str-el2026

Spin-liquid-like ground states in the double hydroxyperovskites CuSn(OD)6 and MnSn(OD)6 evidenced by μSR spectroscopy

Moumita Naskar, Anton A. Kulbakov, Kaushick K. Parui +9

Double hydroxide perovskites with magnetic transition-metal ions were recently identified as a unique class of materials that combine magnetic frustration with correlated proton di…

cond-mat.mtrl-sci2026

Contrasting impurity-induced magnetism and dynamics in 2H-MoTe2

Jonas A. Krieger, Igor P. Rusinov, Sourabh Barua +13

We investigate the behavior of interstitial $^{8}$ Li $^{+}$ implanted near the surface of 2H-MoTe $_{2}$ using $β$ -detected NMR. We find that, unlike the muon, $^{8}$ Li $^{+}$ does not show any…

cond-mat.supr-con2025★ 2 cited

Muon Knight shift as a precise probe of the superconducting symmetry of Sr $_{2}$ RuO $_{4}$

Hisakazu Matsuki, Rustem Khasanov, Jonas A. Krieger +8

Muon spin rotation ( $μ$ SR) measurements of internal magnetic field shifts, known as the muon Knight shift, is used for determining pairing symmetries in superconductors. While this…

cond-mat.mtrl-sci2025

Inhomogeneous dynamic state in the double trillium lattice antiferromagnet KBaFe $_{2}$ (PO $_{4}$ ) $_{3}$

S. J. Sebastian, S. S. Islam, R. Kolay +11

The three-dimensional (3D) magnet KBaFe $_{2}$ (PO $_{4}$ ) $_{3}$ hosts a double-trillium lattice of Fe $^{3 +}$ (spin, $S = 5/2$ ) ions offering a prototypical platform to study the frustration…

cond-mat.str-el2025

Single-ion anisotropy driven chiral magnetic order in a spin-1 antiferromagnetic chain

S. Vaidya, S. P. M. Curley, P. Manuel +17

Chirality in magnetic systems gives rise to a wide range of exotic phenomena, yet its influence in $S = 1$ chains remains largely unexplored. Here, we present a comprehensive experim…

cond-mat.str-el2025

Vanishing ordered moment in the frustrated triangular lattice antiferromagnet CuNdO $_{2}$

Jonathan Gaudet, Dalmau Reig-i-Plessis, Bogeng Wen +9

We investigate the magnetic ground state of CuNdO $_{2}$ , which is a delafossite with a triangular lattice of magnetic Nd $^{3 +}$ ions that are well separated by non-magnetic Cu spacer…

cond-mat.str-el2025★ 3 cited

Coexistence of anomalous spin dynamics and weak magnetic order in a chiral trillium lattice K2FeSn(PO4)3

J. Khatua, S. Krishnamoorthi, Changhyun Koo +13

Trillium lattices, where magnetic ions form a three-dimensional chiral network of corner-sharing equilateral triangular motifs, offer a prominent platform to explore exotic quantum…

physics.ins-det2025

New Frontiers in Muon-Spin Spectroscopy Using Si-Pixel Detectors

Heiko Augustin, Niklaus Berger, Andrin Doll +9

The study of novel quantum materials relies on muon-spin rotation, relaxation, or resonance (\mSR) measurements. Yet, a fundamental limitation persists: many of these materials can…

cond-mat.str-el2025

Robust Magnetic Polaron Percolation in the Antiferromagnetic CMR System EuCd $_{2}$ P $_{2}$

Marvin Kopp, Charu Garg, Sarah Krebber +16

Antiferromagnetic EuCd $_{2}$ P $_{2}$ has attracted considerable attention due to its unconventional (magneto)transport properties. At a temperature $T_{peak}$ significantly above th…

physics.ins-det2025★ 2 cited

Advanced muon-spin spectroscopy with high lateral resolution using Si-pixel detectors

Lukas Mandok, Pascal Isenring, Heiko Augustin +7

Muon-spin spectroscopy at continuous sources has stagnated at a stopped muons rate of ~40 kHz for the last few decades. The major limiting factor is the requirement of a single muo…

cond-mat.str-el2025

Quantum spin liquid ground state in a rare-earth triangular antiferromagnet SmTa $_{7}$ O $_{19}$

Dhanpal Bairwa, Abhisek Bandyopadhyay, Devashibhai Adroja +9

The rare-earth-based geometrically frustrated triangular magnets have attracted considerable attention due to the intricate interplay between strong spin-orbit coupling and the cry…

cond-mat.supr-con2025★ 7 cited

Effect of Pressure and Oxygen-Isotope Substitution on Density-Wave Transitions in La $_{4}$ Ni $_{3}$ O $_{10}$

Rustem Khasanov, Vahid Sazgari, Thomas J. Hicken +15

Understanding the interplay between magnetism and superconductivity in nickelate systems is a key objective in condensed matter physics. Here, we present a systematic muon-spin rot…

cond-mat.str-el2025★ 1 cited

Exerting chemical pressure on the kagome lattice as frustration control in the kapellasite family $A$ Cu $_{3}$ (OH) $_{6 + x}$ (Cl,Br) $_{3 - x}$

Jonas Andreas Krieger, Thomas James Hicken, Hubertus Luetkens +2

The kapellasite family $A$ Cu $_{3}$ (OH) $_{6 + x}$ (Cl,Br) $_{3 - x}$ forms a series of compounds, wherein the chemical pressure realized by the $A -$ site cation tunes the spin exchange in th…

cond-mat.supr-con2025★ 9 cited

Superconductivity and a van Hove singularity confined to the surface of a topological semimetal

Md Shafayat Hossain, Rajibul Islam, Zi-Jia Cheng +16

The interplay between electronic topology and superconductivity is the subject of great current interest in condensed matter physics. For example, superconductivity induced on the…

cond-mat.supr-con2023★ 16 cited

In-plane magnetic penetration depth in Sr $_{2}$ RuO $_{4}$ : muon-spin rotation/relaxation study

Rustem Khasanov, Aline Ramires, Vadim Grinenko +6

We report on measurements of the in-plane magnetic penetration depth ( $λ_{ab}$ ) in single crystals of Sr $_{2}$ RuO $_{4}$ down to $≃ 0.015$ K by means of muon-spin rotation/rela…

cond-mat.mtrl-sci2022★ 13 cited

Collective topological spin dynamics in a correlated spin glass

Juraj Krempaský, Gunther Springholz, Sunil Wilfred D'Souza +12

The interplay between spin-orbit interaction (SOI) and magnetic order is currently one of the most active research fields in condensed matter physics and leading the search for mat…

Lifting the degeneracy of quantum spin liquid phase by uniaxial pressure

Discovery of hidden order in the Shastry-Sutherland magnet Nd2Be2GeO7

In-Plane Ferromagnetism and Critical Dynamics in Alkali-Deficient K1−x​CrTe2​ (with x≈ 0.3) Single Crystals

Dynamical magnetism in the disordered cubic lattice material γ-Ba3​CoNb2​O9​

Unified pressure and field response across distinct charge-order regimes in Ti-doped CsV3​Sb5​

Correlated charge order intertwined with time-reversal symmetry-breaking nodal superconductivity in the dual flat band kagome superconductor CeRu3​Si2​

High-Resolution Timing for Vertex-Reconstructed Muon-Spin Spectroscopy Using Plastic Scintillators and MuTRiG

Spin-liquid-like ground states in the double hydroxyperovskites CuSn(OD)6 and MnSn(OD)6 evidenced by μSR spectroscopy

Contrasting impurity-induced magnetism and dynamics in 2H-MoTe2

Muon Knight shift as a precise probe of the superconducting symmetry of Sr2​RuO4​

Inhomogeneous dynamic state in the double trillium lattice antiferromagnet KBaFe2​(PO4​)3​

Single-ion anisotropy driven chiral magnetic order in a spin-1 antiferromagnetic chain

Vanishing ordered moment in the frustrated triangular lattice antiferromagnet CuNdO2​

Coexistence of anomalous spin dynamics and weak magnetic order in a chiral trillium lattice K2FeSn(PO4)3

New Frontiers in Muon-Spin Spectroscopy Using Si-Pixel Detectors

Robust Magnetic Polaron Percolation in the Antiferromagnetic CMR System EuCd2​P2​

Advanced muon-spin spectroscopy with high lateral resolution using Si-pixel detectors

Quantum spin liquid ground state in a rare-earth triangular antiferromagnet SmTa7​O19​

Effect of Pressure and Oxygen-Isotope Substitution on Density-Wave Transitions in La4​Ni3​O10​

Exerting chemical pressure on the kagome lattice as frustration control in the kapellasite family ACu3​(OH)6+x​(Cl,Br)3−x​

Superconductivity and a van Hove singularity confined to the surface of a topological semimetal

In-plane magnetic penetration depth in Sr2​RuO4​: muon-spin rotation/relaxation study

Collective topological spin dynamics in a correlated spin glass

In-Plane Ferromagnetism and Critical Dynamics in Alkali-Deficient K $_{1 - x}$ CrTe $_{2}$ (with $x \approx$ 0.3) Single Crystals

Dynamical magnetism in the disordered cubic lattice material $γ$ - $Ba_{3} CoNb_{2} O_{9}$

Unified pressure and field response across distinct charge-order regimes in Ti-doped CsV $_{3}$ Sb $_{5}$

Correlated charge order intertwined with time-reversal symmetry-breaking nodal superconductivity in the dual flat band kagome superconductor CeRu $_{3}$ Si $_{2}$

Muon Knight shift as a precise probe of the superconducting symmetry of Sr $_{2}$ RuO $_{4}$

Inhomogeneous dynamic state in the double trillium lattice antiferromagnet KBaFe $_{2}$ (PO $_{4}$ ) $_{3}$

Vanishing ordered moment in the frustrated triangular lattice antiferromagnet CuNdO $_{2}$

Robust Magnetic Polaron Percolation in the Antiferromagnetic CMR System EuCd $_{2}$ P $_{2}$

Quantum spin liquid ground state in a rare-earth triangular antiferromagnet SmTa $_{7}$ O $_{19}$

Effect of Pressure and Oxygen-Isotope Substitution on Density-Wave Transitions in La $_{4}$ Ni $_{3}$ O $_{10}$

Exerting chemical pressure on the kagome lattice as frustration control in the kapellasite family $A$ Cu $_{3}$ (OH) $_{6 + x}$ (Cl,Br) $_{3 - x}$

In-plane magnetic penetration depth in Sr $_{2}$ RuO $_{4}$ : muon-spin rotation/relaxation study