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Publications (75)

cond-mat.str-el2024

High-entropy magnetism of murunskite

D. Tolj, P. Reddy, I. Å½ivkoviÄ +16

Murunskite (K $_{2}$ FeCu $_{3}$ S $_{4}$ ) is a bridging compound between the only two known families of high-temperature superconductors. It is a semiconductor like the parent compounds of c…

cond-mat.mtrl-sci2013

Chemical pressure effects on structural, dielectric and magnetic properties of solid solutions Mn3-xCoxTeO6

S. A. Ivanov, R. Mathieu, P. Nordblad +6

The effects of Co2+ doping on the structural, magnetic and dielectric properties of the multiferroic frustrated antiferromagnet Mn3TeO6 have been investigated. Ceramic samples of t…

cond-mat.str-el2020

Pressure-Induced Antiferromagnetic Dome in the Heavy-Fermion $Y b_{2} P d_{2} I n_{1 - x} S n_{x}$ System

G. Lamura, I. J. Onuorah, P. BonfÃ +17

In the heavy-fermion system $Y b_{2} P d_{2} I n_{1 - x} S n_{x}$ , the interplay of crystal-field splitting, Kondo effect, and Ruderman-Kittel-Kasuya-Yosida interactions leads to complex chemical…

cond-mat.str-el2015

Nd2Sn2O7: an all-in-all-out pyrochlore magnet with no divergence-free field and anomalously slow paramagnetic spin dynamics

A. Bertin, P. Dalmas de Reotier, B. Fak +9

We report measurements performed on a polycrystalline sample of the pyrochlore compound Nd2Sn2O7. It undergoes a second order magnetic phase transition at Tc ~ 0.91 K to a noncopla…

cond-mat2001

Correlation Functions and Corner Transfer Matrix of the Chiral Potts Model

C. Ritter, G. von Gehlen

We use the Density Matrix Renormalization Group technique to compute correlation functions of the Z_3-chiral Potts quantum chain in the massive regimes. Chains of up to 70 sites ar…

cond-mat.str-el2022

Quantum critical spin-liquid-like behavior in S = 1/2 quasikagome lattice CeRh1-xPdxSn investigated using muon spin relaxation and neutron scattering

Rajesh Tripathi, D. T. Adroja, C. Ritter +18

We present the results of muon spin relaxation ( $I^¼$ SR) and neutron scattering on the Ce-based quasikagome lattice CeRh $_{1 - x}$ Pd $_{x}$ Sn ( $x = 0.1$ to 0.75). Our ZF- $I^¼$ SR results r…

cond-mat.str-el2011

Muon spin relaxation and neutron diffraction investigations of quadrupolar and magnetically ordered states of YbRu2Ge2

H. S. Jeevan, D. T. Adroja, A. D. Hillier +3

The magnetic and quadrupolar ordered states of polycrystalline YbRu2Ge2 have been investigated using zero-field muon spin relaxation (Î¼SR) and neutron diffraction measurements. Sp…

cond-mat.str-el2016

Direct determination of the spin structure of Nd $_{2}$ Ir $_{2}$ O $_{7}$ by means of neutron diffraction

H. Guo, C. Ritter, A. C. Komarek

We report on the spin structure of the pyrochlore iridate Nd $_{2}$ Ir $_{2}$ O $_{7}$ that could be directly determined by means of powder neutron diffraction. Our magnetic structure refinem…

cond-mat.mtrl-sci2020

Structural, magnetic and electronic properties of CaBaCo4-xMxO7 (M= Fe, Zn)

V. Cuartero, J. Blasco, G. SubÃas +3

The effect of substituting iron and zinc for cobalt in CaBaCo $_{4}$ O $_{7}$ has been investigated using neutron diffraction and x-ray absorption spectroscopy. The orthorhombic distortio…

cond-mat.str-el2022

Magnetic structures of geometrically frustrated SrGd $_{2}$ O $_{4}$ derived from powder and single-crystal neutron diffraction

N. Qureshi, B. Z. Malkin, S. X. M. Riberolles +5

We present the low-temperature magnetic structures of SrGd $_{2}$ O $_{4}$ combining neutron diffraction methods on polycrystalline and single-crystal samples containing the $^{160}$ Gd is…

astro-ph.SR2016

NuGrid stellar data set I. Stellar yields from H to Bi for stars with metallicities Z = 0.02 and Z = 0.01

M. Pignatari, F. Herwig, R. Hirschi +16

We provide a set of stellar evolution and nucleosynthesis calculations that applies established physics assumptions simultaneously to low- and intermediate-mass and massive star mo…

cond-mat.str-el2019

Muon spin rotation and neutron scattering investigations of the B-site ordered double perovskite Sr2DyRuO6

D. T. Adroja, Shivani Sharma, C. Ritter +7

The magnetic ground state of double perovskite Sr2DyRuO6 has been investigated using muon spin rotation and relaxation (muSR), neutron powder diffraction (NPD) and inelastic neutro…

cond-mat.mtrl-sci2001

Magnetic-field -induced structural changes in the electron doped manganites: CaxSm1-xMnO3 (x = 0.8, 0.85)

R. Mahendiran, P. A. Algarabel, L. Morellon +7

We studied the correlation between magnetic, electrical, structural, and magnetostriction properties of the electron doped manganites Ca $_{x}$ Sm $_{1 - x}$ MnO $_{3}$ (x = 0.85, 0.8). The p…

cond-mat.str-el2020

Investigation of the magnetic ground state of the ordered double perovskite Sr2YbRuO6: a tale of two transitions

Shivani Sharma, D. T. Adroja, C. Ritter +8

Comprehensive muon spin rotation/relaxation (muSR) and neutron powder diffraction (NPD) studies supported via bulk measurements have been performed on the ordered double perovskite…

cond-mat.str-el2010

Long-range magnetic order in CeRu2Al10 evidenced by muSR and neutron diffraction

D. D. Khalyavin, A. D. Hillier, D. T. Adroja +9

The low temperature state of CeRu2Al10 has been studied by neutron powder diffraction and muon spin relaxation (muSR). By combining both techniques, we prove that the transition oc…

cond-mat.supr-con2010

From antiferromagnetism to superconductivity in Fe 1+y(Te1-x,Sex) (0 < x < 0.20): a neutron powder diffraction analysis

A. Martinelli, A. Palenzona, M. Tropeano +6

The nuclear and magnetic structure of Fe1+y(Te1-x,Sex) (0 < x < 0.20) compounds was analyzed between 2 K and 300 K by means of Rietveld refinement of neutron powder diffraction dat…

cond-mat.supr-con2016

Experimental Evidences for Static Charge Density Waves in Iron Oxy-pnictides

A. Martinelli, P. Manfrinetti, A. Provino +5

In this Letter we report high-resolution synchrotron X-ray powder diffraction and transmission electron microscope analysis of Mn-substituted LaFeAsO samples, demonstrating that a…

cond-mat.mtrl-sci2010

Structural and magnetic properties of the ordered perovskite Pb2CoTeO6

S. A. Ivanov, P. Nordblad, R. Mathieu +2

The complex perovskite Pb2CoTeO6 (PCTO) has been prepared as polycrystalline powders by solid state reaction route, and the crystal structure and magnetic properties have been inve…

cond-mat.str-el2026

Microscopic origin of hard-plane antiferromagnetism in the Kondo lattice Ce2Rh3Ge5

Rajesh Tripathi, Ewan Scott, D. T. Adroja +16

Hard plane antiferromagnetic order where ordered moments lie perpendicular to the single-ion crystal electric field easy axis is rare in Ce-based Kondo lattices and is a subject of…

cond-mat.str-el2024

Magnetic structure and crystal field states of antiferromagnetic CeNiGe $_{3}$ : Neutron scattering and $I^¼$ SR investigations

A. Kataria, R. Kumar, D. T. Adroja +9

We present the results of microscopic investigations of antiferromagnetic CeNiGe $_{3}$ , using neutron powder diffraction (NPD), inelastic neutron scattering (INS), and muon spin rela…

cond-mat.str-el2024

Growth of Ba_2CoWO_6 Single Crystals and their Magnetic, Thermodynamic and Electronic Properties

Abanoub R. N. Hanna, A. T. M. N. Islam, C. Ritter +3

This study explores the bulk crystal growth, structural characterization, and physical property measurements of the cubic double perovskite Ba_2CoWO_6(BCWO). In BCWO, Co+2 ions for…

cond-mat.str-el2010

Ferromagnetically coupled Shastry-Sutherland quantum spin singlets in (CuCl)LaNb $_{2}$ O $_{7}$

C. Tassel, J. Kang, C. Lee +10

Using inelastic neutron scattering, x-ray, neutron diffraction, and the first-principle calculation techniques, we show that the crystal structure of the two-dimensional quantum sp…

cond-mat.str-el2002

First Order Transition in the Spin Dynamics of Geometrically Frustrated Yb2Ti2O7

J. A. Hodges, P. Bonville, A. Forget +10

Using neutron diffraction, 170Yb Mossbauer and muSR spectroscopies, we have examined the pyrochlore Yb2Ti2O7 where the Yb3+ S'=1/2 ground state has planar anisotropy. Below ~0.24K,…

cond-mat.str-el2019

Multi-phase competition in quantum $X Y$ pyrochlore antiferromagnet CdYb $_{2}$ Se $_{4}$ : zero and applied magnetic field study

K. Guratinder, Jeffrey G. Rau, V. Tsurkan +9

We study magnetic behaviour of the Yb $^{3 +}$ ions on a frustrated pyrochlore lattice in the spinel {\CYS}. The crystal-electric field parameters deduced from high-energy inelastic…

cond-mat.str-el2018

Impact of Rare-earth site Substitution on the Structural, Magnetic and Thermal Properties of Ce $_{1 - x}$ Eu $_{x}$ CrO $_{3}$ Orthochromite Solid-solutions

M. Taheri, F. S. Razavi, Z. Yamani +4

The role of slight changes of the chemical composition on antiferromagnetic ordering of Cr in rare-earth orthochoromites was investigated on a series of ceramic solid-solutions Ce$…

cond-mat.str-el2026

Unveiling the magnetic ground states in the iridate double perovskite Pr(2-x)SrxMgIrO6 (x = 0 and 0.5) series

Abhisek Bandyopadhyay, Debu Das, Dheeraj Kumar Pandey +3

We report here the results of a detailed magnetic, thermodynamic, and neutron powder diffraction (NPD) studies carried out on the double perovskite iridates Pr(2-x)SrxMgIrO6 (x = 0…

cond-mat.str-el2016

Dimensional Reduction in Quantum Dipolar Antiferromagnets

P. Babkevich, M. Jeong, Y. Matsumoto +7

We report ac susceptibility, specific heat, and neutron scattering measurements on a dipolar-coupled antiferromagnet LiYbF $_{4}$ . For the thermal transition, the order-parameter crit…

cond-mat.str-el2018

Nuclear and Magnetic Structures of the Frustrated Quantum Antiferromagnet Barlowite, Cu $_{4}$ (OH) $_{6}$ FBr

K. Tustain, G. J. Nilsen, C. Ritter +2

Barlowite, Cu $_{4}$ (OH) $_{6}$ FBr, has attracted much attention as the parent compound of a new series of quantum spin liquid candidates, Zn $_{x}$ Cu $_{4 - x}$ (OH) $_{6}$ FBr. While it i…

cond-mat.str-el2010

Spin dynamics in the frustrated three-dimensional hyperkagom{Ã©} compound $G d_{3} G a_{5} O_{12}$

P. P. Deen, O. A. Petrenko, G. Balakrishnan +5

We present the first neutron inelastic scattering results on the low temperature magnetic state of the three dimensional hyperkagomÃ© compound Gd $_{3}$ Ga $_{5}$ O $_{12}$ (GGG). GGG i…

cond-mat.str-el2022

Neutron diffraction in MnSb2O6: Magnetic and structural domains in a helicoidal polar magnet with coupled chiralities

E. Chan, J. PÃ¡sztorovÃ¡, R. D. Johnson +10

MnSb $_{2}$ O $_{6}$ is based on the structural chiral $P$ 321 space group #150 where the magnetic Mn $^{2 +}$ moments ( $S = 5/2$ , $L \approx 0$ ) order antiferromagnetically at $T_\mathrm{N…

astro-ph.SR2016

Application of a Theory and Simulation based Convective Boundary Mixing model for AGB Star Evolution and Nucleosynthesis

U. Battino, M. Pignatari, C. Ritter +8

The $s$ -process nucleosynthesis in Asymptotic Giant Branch (AGB) stars depends on the modeling of convective boundaries. We present models and s-process simulations that adopt a tr…

cond-mat.mtrl-sci2013

Spin and Dipole Ordering in Ni_2InSbO_6 and Ni_2ScSbO_6 with corundum-related structure

S. A. Ivanov, R. Mathieu, P. Nordblad +7

The complex metal oxides Ni2InSbO6 (NISO) and Ni2ScSbO6 (NSSO) have been prepared in form of polycrystalline powders by a solid state reaction route. The crystal structure and magn…

cond-mat.str-el2019

Magnetic order in Nd $_{2}$ PdSi $_{3}$ investigated using neutron scattering and muon spin relaxation

M. Smidman, C. Ritter, D. T. Adroja +4

The rare-earth based ternary intermetallic compounds $R_{2} T X_{3}$ ( $R$ = rare-earth, $T$ = transition-metal, $X$ = Si, Ge, Ga, In) have attracted considerable interest due to a wide r…

cond-mat.str-el2016

Zigzag antiferromagnetic ground state with anisotropic correlation lengths in the quasi-2D honeycomb lattice compound Na2Co2TeO6

A. K. Bera, S. M. Yusuf, Amit Kumar +1

The crystal structure, magnetic ground state, and the temperature dependent microscopic spin-spin correlations of the frustrated honeycomb lattice antiferromagnet Na2Co2TeO6 have b…

cond-mat.str-el2018

Suppression of ferromagnetic order by Ag-doping: A neutron scattering investigation on Ce2(Pd1-xAgx)2In (x = 0.20, 0.50)

A. Martinelli, M. Giovannini, J. G. Sereni +1

The ground state magnetic behaviour of Ce2(Pd0.8Ag0.2)2In and Ce2(Pd0.5Ag0.5)2In, found in the ferromagnetic branch of Ce2Pd2In, has been investigated by neutron powder diffraction…

cond-mat.str-el2023

Experimental Evidence for the Spiral Spin Liquid in LiYbO $_{2}$

J. N. Graham, N. Qureshi, C. Ritter +3

Spiral spin liquids are an exotic class of correlated paramagnets with an enigmatic magnetic ground state composed of a degenerate manifold of fluctuating spin spirals. Experimenta…

astro-ph.IM2013

Nuclear astrophysics with radioactive ions at FAIR

R. Reifarth, S. Altstadt, K. GÃ¶bel +317

The nucleosynthesis of elements beyond iron is dominated by neutron captures in the s and r processes. However, 32 stable, proton-rich isotopes cannot be formed during those proces…

astro-ph.SR2015

The i-process and CEMP-r/s stars

L. Dardelet, C. Ritter, P. Prado +10

We investigate whether the anomalous elemental abundance patterns in some of the C-enhanced metal-poor-s+r (CEMP-r/s) stars are consistent with predictions of nucleosynthesis yield…

cond-mat.str-el2017

Long-range dynamical magnetic order and spin tunneling in the cooperative paramagnetic states of the pyrochlore analogous spinel antiferromagnets CdYb2X4 (X = S, Se)

P. Dalmas de Reotier, C. Marin, A. Yaouanc +6

Magnetic systems with spins sitting on a lattice of corner sharing regular tetrahedra have been particularly prolific for the discovery of new magnetic states for the last two deca…

cond-mat.other2005

Neutron inelastic scattering investigation of the magnetic excitations in Cu_2Te_2O_5X_2 (X=Br, Cl)

S. J. Crowe, S. Majumdar, M. R. Lees +4

Neutron inelastic scattering investigations have been performed on the spin tetrahedral system Cu_2Te_2O_5X_2 (X = Cl, Br). We report the observation of magnetic excitations with a…

cond-mat.mtrl-sci2011

New type of incommensurate magnetic ordering in Mn3TeO6

S. A. Ivanov, P. Nordblad, R. Mathieu +5

The complex metal oxide Mn3TeO6 exhibits a corundum related structure and has been prepared both in forms of single crystals by chemical transport reactions and of polycrystalline…

cond-mat.str-el2017

Ground state selection under pressure in the quantum pyrochlore magnet Yb2Ti2O7

E. Kermarrec, J. Gaudet, K. Fritsch +6

A quantum spin liquid is a novel state of matter characterized by quantum entanglement and the absence of any broken symmetry. In condensed matter, the frustrated rare-earth pyroch…

astro-ph.SR2015

H ingestion into He-burning convection zones in super-AGB stellar models as a potential site for intermediate neutron-density nucleosynthesis

S. Jones, C. Ritter, F. Herwig +4

We investigate the evolution of super-AGB thermal pulse (TP) stars for a range of metallicities (Z) and explore the effect of convective boundary mixing (CBM). With decreasing meta…

cond-mat.str-el2025

Signatures of Orbital Order and Disorder in Fluoro-Perovskites with $t_{2 g}$ Electronic Degeneracies

C. A. Crawford, C. I. Hiley, J. Gainza +3

A detailed high-resolution, variable temperature powder diffraction study of the fluoro-perovskites NaFeF $_{3}$ and NaCoF $_{3}$ is performed to probe their orbital ordering transitions…

cond-mat.str-el2019

Signatures of low-dimensional magnetism and short-range magnetic order in Co-based trirutiles

R. Baral, H. S. Fierro, C. Rueda +11

Features of low dimensional magnetism resulting from a square-net arrangement of Co atoms in trirutile CoTa $_{2}$ O $_{6}$ is studied in the present work by means of density functional t…

cond-mat.str-el2015

Contrasting chemical pressure effect on the moment direction in the Kondo semiconductor CeT $_{2}$ Al $_{10}$ (T = Ru,Os)

D. T. Adroja, A. D. Hillier, C. Ritter +12

The opening of a spin gap in the orthorhombic compounds CeT $_{2}$ Al $_{10}$ (T = Ru and Os) is followed by antiferromagnetic ordering at $T_{N}$ = 27 K and 28.5 K, respectively, with a…

astro-ph.SR2017

Convective-reactive nucleosynthesis of K, Sc, Cl and p-process isotopes in O-C shell mergers

C. Ritter, R. Andrassy, B. CÃ´tÃ© +4

We address the deficiency of odd-Z elements P, Cl, K and Sc in galactic chemical evolution models through an investigation of the nucleosynthesis of interacting convective O- and C…

cond-mat.supr-con2013

Structural properties and phase diagram of the $L a (F e_{1 - x} R u_{x}) A s O$ system

A. Martinelli, A. Palenzona, I. Pallecchi +5

Structural refinement, lattice microstrain and spontaneous strain analyses have been carried out and a phase diagram has been drawn.

cond-mat.str-el2020

Structure and magnetism of the skyrmion hosting family GaV $_{4}$ S $_{8 - y}$ Se $_{y}$ with low levels of substitutions between $0 \leq y \leq 0.5$ and $7.5 \leq y \leq 8$

S. J. R. Holt, A. Å tefanÄiÄ, C. Ritter +3

Polycrystalline members of the GaV $_{4}$ S $_{8 - y}$ Se $_{y}$ family of materials with small levels of substitution between $0 \leq y \leq 0.5$ and $7.5 \leq y \leq 8$ have been synthesized…

astro-ph.SR2018

NuGrid Stellar Data Set. II. Stellar Yields from H to Bi for Stellar Models with Mzams = 1 to 25Msun and Z = 0.0001 to 0.02

C. Ritter, F. Herwig, S. Jones +3

We provide here a significant extension of the NuGrid Set 1 models in mass coverage and toward lower metallicity, adopting the same physics assumptions. The combined data set now i…

cond-mat.str-el2021

Investigation of the magnetic ground state of GaV $_{4}$ S $_{8}$ using powder neutron diffraction

S. J. R. Holt, C. Ritter, M. R. Lees +1

The magnetic ground state of polycrystalline NÃ©el skyrmion hosting material GaV $_{4}$ S $_{8}$ has been investigated using ac susceptibility and powder neutron diffraction. In the absen…

cond-mat.mtrl-sci2005

Structural phase separation in La2/3Ba1/3MnO3: macroscopic and microscopic aspects

A. B. Beznosov, E. L. Fertman, P. P. Pal-Val +4

The structural phase transformation in the La2/3Ba1/3MnO3 perovskite manganite was studied by ultrasound, neutron diffraction and electron microscopy techniques. Minima of the velo…

cond-mat.str-el2015

Observation of long range magnetic ordering in pyrohafnate Nd2Hf2O7: A neutron diffraction study

V. K. Anand, A. K. Bera, J. Xu +3

We have investigated the physical properties of a pyrochlore hafnate Nd2Hf2O7 using ac magnetic susceptibility Ï_ac(T), dc magnetic susceptibility Ï(T), isothermal magnetization…

cond-mat.mtrl-sci2009

Neutron powder diffraction investigation of the structural and magnetic properties of (La1-yYy)FeAsO

A. Martinelli, A. Palenzona, M. Tropeano +3

The structural, magnetic and resistive properties of (La1-yYy)FeAsO compounds (y = 0.10, 0.20, 0.30) have been investigated by means of X-ray and neutron powder diffraction as well…

cond-mat.str-el2011

120Â° Helical Magnetic Order in the Distorted Triangular Antiferromagnet alpha-CaCr2O4

S. TÃ³th, B. Lake, S. A. J. Kimber +9

Î±-CaCr2O4 is a distorted triangular antiferromagnet. The magnetic Cr3+ ions which have spin-3/2 and interact with their nearest neighbors via Heisenberg direct exchange interactio…

cond-mat.mtrl-sci2010

Magnetic Structure of CaBaCo4O7: Lifting of Geometrical Frustration towards Ferrimagnetism

V. Caignaert, V. Pralong, V. Hardy +2

CaBaCo4O7 represents a new class of ferrimagnets whose structure is built up of CoO4 tetrahedra only, similarly to other members LnBaCo4O7 of the 114 series, forming an alternate s…

cond-mat.str-el2014

Anomalous change of the magnetic moment direction by hole doping in CeRu $_{2}$ Al $_{10}$

A. Bhattacharyya, D. Khalyavin, D. T. Adroja +6

We present a detailed investigation of the hole (3\% Re) doping effect on the polycrystalline CeRu $_{2}$ Al $_{10}$ sample by magnetization, heat capacity, resistivity, muon spin rot…

cond-mat.str-el2022

Magnetically ordered and kagome quantum spin liquid states in the Zn-doped claringbullite series

M. Georgopoulou, B. FÃ¥k, D. Boldrin +5

Neutron scattering measurements have been performed on deuterated powder samples of claringbullite and Zn-doped claringbullite (Zn $_{x}$ Cu $_{4 - x}$ (OD) $_{6}$ FCl). At low temperatures,…

cond-mat.mtrl-sci2025

Goldstone-mediated polar instability in hexagonal barium titanate

S. Simpson, U. Dey, R. J. SjÃ¶kvist +5

We discover a rare structural manifestation of the Goldstone paradigm in a hexagonal polytype of the archetypal ferroelectric BaTiO3. First-principles calculations confirm the Gold…

astro-ph.SR2016

Sensitivity study for s process nucleosynthesis in AGB stars

A. Koloczek, B. Thomas, J. Glorius +6

In this paper we present a large-scale sensitivity study of reaction rates in the main component of the $s$ process. The aim of this study is to identify all rates, which have a gl…

cond-mat.supr-con2012

Negative thermal expansion and antiferromagnetism in the actinide oxypnictide NpFeAsO

T. Klimczuk, H. C. Walker, R. Springell +12

A neptunium analogue of the LaFeAsO tetragonal layered compound has been synthesized and characterized by a variety of experimental techniques. The occurrence of long-range magneti…

cond-mat.mtrl-sci2011

Temperature-dependent multi-k magnetic structure in multiferroic Co3TeO6

S. A. Ivanov, R. Tellgren, C. Ritter +6

A complex magnetic order of the multiferroic compound Co3TeO6 has been revealed by neutron powder diffraction studies on ceramics and crushed single crystals. The compound adopts a…

astro-ph.SR2017

Observing the metal-poor solar neighbourhood: a comparison of galactic chemical evolution predictions

T. Mishenina, M. Pignatari, B. Cot'e +14

Atmospheric parameters and chemical compositions for ten stars with metallicities in the region of -2.2< [Fe/H] <-0.6 were precisely determined using high resolution, high signal t…

cond-mat.str-el2019

First order valence transition: Neutron diffraction, inelastic neutron scattering and x-ray absorption investigations on the double perovskite Ba2PrRu0.9Ir0.1O6

J. Sannigrahi, D. T. Adroja, C. Ritter +8

Bulk studies have revealed a first-order valence phase transition in Ba $_{2}$ PrRu $_{1 - x}$ Ir $_{x}$ O $_{6}$ ( $0.10 \leq x \leq 0.25$ ), which is absent in the parent compounds with $x = 0$ (Pr…

cond-mat.mtrl-sci2006

High and low-temperature crystal and magnetic structures of epsilon-Fe2O3 and their correlation to its magnetic properties

M. Gich, C. Frontera, A. Roig +10

The crystal and magnetic structures of the orthorhombic e-Fe2O3 have been studied by simultaneous Rietveld refinement of X-ray and neutron powder diffraction data in combination wi…

cond-mat.str-el2021

Distinct magnetic ground states of $R_{2}$ ZnIrO $_{6}$ ( $R$ = La and Nd) determined by neutron powder diffraction

H. Guo, C. Ritter, Y. Su +2

Double perovskite iridates $A_{2}$ ZnIrO $_{6}$ ( $A$ = alkaline or lanthanide) show complex magnetic behaviors ranging from weak ferromagnetism to successive antiferromagnetic transition…

cond-mat.str-el2008

Toward Perfection: Kapellasite, Cu3Zn(OH)6Cl2, a New Model S = 1/2 Kagome Antiferromagnet

R. H. Colman, C. Ritter, A. S. Wills

The search for the resonating valence bond (RVB) state continues to underpin many areas of condensed matter research. The RVB is made from the dimerisation of spins on different si…

cond-mat.mtrl-sci2011

Structural and magnetic properties of Mn3-xCdxTeO6 (x = 0, 1, 1.5 and 2)

S. A. Ivanov, R. Mathieu, P. Nordblad +4

Mn3TeO6 exhibits a corundum-related A3TeO6 structure and a complex magnetic structure involving two magnetic orbits for the Mn atoms [*]. Mn3-xCdxTeO6 (x=0, 1, 1.5 and 2) ceramics…

cond-mat.str-el2021

Magnetic structure and low temperature properties of geometrically frustrated SrNd $_{2}$ O $_{4}$

N. Qureshi, A. Wildes, C. Ritter +4

We report the low-temperature properties of SrNd $_{2}$ O $_{4}$ , a geometrically frustrated magnet. Magnetisation and heat capacity measurements performed on polycrystalline samples indi…

cond-mat.mtrl-sci2014

Magnetic properties of the RbMnPO4 zeolite-ABW type material: a frustrated zigzag spin chain

The crystal structure and magnetic properties of the RbMnPO4 zeolite-ABW type material have been studied by temperature-dependent neutron powder diffraction, low temperature magnet…

cond-mat.mtrl-sci2010

Neutron diffraction studies and the magnetism of an ordered perovskite: Ba2CoTeO6

S. A. Ivanov, P. Nordblad, R. Mathieu +2

The complex perovskite Ba2CoTeO6 (BCTO) has been synthesised, and the crystal structure and magnetic properties have been investigated using a combination of X-ray and neutron powd…

cond-mat.str-el2021

Crystal Electic Field and Possible Coupling with Phonon in Kondo lattice CeCuGa3

V. K. Anand, A. Fraile, D. T. Adroja +8

We investigate the magnetic and crystal electric field (CEF) states of the Kondo lattice system CeCuGa3 by muon spin relaxation (muSR), neutron diffraction, and inelastic neutron s…

cond-mat.str-el2025

Quasi-two-dimensional magnetism and antiferromagnetic ground state in Li $_{2}$ FeSiO $_{4}$

W. Hergett, N. Bouldi, M. Jonak +7

Our experimental (neutron diffraction, MÃ¶ssbauer spectroscopy, magnetic susceptibility, specific heat) and numerical studies on the evolution of short- and long-range magnetic ord…

cond-mat.str-el2017

Evolution of spin correlations in SrDy2O4 in an applied magnetic field

O. A. Petrenko, O. Young, D. Brunt +4

The development of short- and long-range magnetic order induced in a frustrated zig-zag ladder compound SrDy2O4 by an applied field is studied using neutron diffraction techniques.…

cond-mat.mtrl-sci2000

Magnetic and structural properties of the double-perovskite Ca_2FeReO_6

W. Westerburg, O. Lang, C. Felser +6

We suceeded in the preparation of polycrystalline Ca_2FeReO_6 which has a Curie temperature of 540 K, the highest value of all magnetic perovskites investigated up to now. This mat…

Publications (75)

High-entropy magnetism of murunskite

Chemical pressure effects on structural, dielectric and magnetic properties of solid solutions Mn3-xCoxTeO6

Pressure-Induced Antiferromagnetic Dome in the Heavy-Fermion Yb2​Pd2​In1−x​Snx​ System

Nd2Sn2O7: an all-in-all-out pyrochlore magnet with no divergence-free field and anomalously slow paramagnetic spin dynamics

Correlation Functions and Corner Transfer Matrix of the Chiral Potts Model

Quantum critical spin-liquid-like behavior in S = 1/2 quasikagome lattice CeRh1-xPdxSn investigated using muon spin relaxation and neutron scattering

Muon spin relaxation and neutron diffraction investigations of quadrupolar and magnetically ordered states of YbRu2Ge2

Direct determination of the spin structure of Nd2​Ir2​O7​ by means of neutron diffraction

Structural, magnetic and electronic properties of CaBaCo4-xMxO7 (M= Fe, Zn)

Magnetic structures of geometrically frustrated SrGd2​O4​ derived from powder and single-crystal neutron diffraction

NuGrid stellar data set I. Stellar yields from H to Bi for stars with metallicities Z = 0.02 and Z = 0.01

Muon spin rotation and neutron scattering investigations of the B-site ordered double perovskite Sr2DyRuO6

Magnetic-field -induced structural changes in the electron doped manganites: CaxSm1-xMnO3 (x = 0.8, 0.85)

Investigation of the magnetic ground state of the ordered double perovskite Sr2YbRuO6: a tale of two transitions

Long-range magnetic order in CeRu2Al10 evidenced by muSR and neutron diffraction

From antiferromagnetism to superconductivity in Fe 1+y(Te1-x,Sex) (0 < x < 0.20): a neutron powder diffraction analysis

Experimental Evidences for Static Charge Density Waves in Iron Oxy-pnictides

Structural and magnetic properties of the ordered perovskite Pb2CoTeO6

Microscopic origin of hard-plane antiferromagnetism in the Kondo lattice Ce2Rh3Ge5

Magnetic structure and crystal field states of antiferromagnetic CeNiGe3​: Neutron scattering and I^¼SR investigations

Growth of Ba_2CoWO_6 Single Crystals and their Magnetic, Thermodynamic and Electronic Properties

Ferromagnetically coupled Shastry-Sutherland quantum spin singlets in (CuCl)LaNb2​O7​

First Order Transition in the Spin Dynamics of Geometrically Frustrated Yb2Ti2O7

Multi-phase competition in quantum XY pyrochlore antiferromagnet CdYb2​Se4​: zero and applied magnetic field study

Impact of Rare-earth site Substitution on the Structural, Magnetic and Thermal Properties of Ce1−x​Eux​CrO3​ Orthochromite Solid-solutions

Unveiling the magnetic ground states in the iridate double perovskite Pr(2-x)SrxMgIrO6 (x = 0 and 0.5) series

Dimensional Reduction in Quantum Dipolar Antiferromagnets

Nuclear and Magnetic Structures of the Frustrated Quantum Antiferromagnet Barlowite, Cu4​(OH)6​FBr

Spin dynamics in the frustrated three-dimensional hyperkagom{Ã©} compound Gd3​Ga5​O12​

Neutron diffraction in MnSb2O6: Magnetic and structural domains in a helicoidal polar magnet with coupled chiralities

Application of a Theory and Simulation based Convective Boundary Mixing model for AGB Star Evolution and Nucleosynthesis

Spin and Dipole Ordering in Ni_2InSbO_6 and Ni_2ScSbO_6 with corundum-related structure

Magnetic order in Nd2​PdSi3​ investigated using neutron scattering and muon spin relaxation

Zigzag antiferromagnetic ground state with anisotropic correlation lengths in the quasi-2D honeycomb lattice compound Na2Co2TeO6

Suppression of ferromagnetic order by Ag-doping: A neutron scattering investigation on Ce2(Pd1-xAgx)2In (x = 0.20, 0.50)

Experimental Evidence for the Spiral Spin Liquid in LiYbO2​

Nuclear astrophysics with radioactive ions at FAIR

The i-process and CEMP-r/s stars

Long-range dynamical magnetic order and spin tunneling in the cooperative paramagnetic states of the pyrochlore analogous spinel antiferromagnets CdYb2X4 (X = S, Se)

Neutron inelastic scattering investigation of the magnetic excitations in Cu_2Te_2O_5X_2 (X=Br, Cl)

New type of incommensurate magnetic ordering in Mn3TeO6

Ground state selection under pressure in the quantum pyrochlore magnet Yb2Ti2O7

H ingestion into He-burning convection zones in super-AGB stellar models as a potential site for intermediate neutron-density nucleosynthesis

Signatures of Orbital Order and Disorder in Fluoro-Perovskites with t2g​ Electronic Degeneracies

Signatures of low-dimensional magnetism and short-range magnetic order in Co-based trirutiles

Contrasting chemical pressure effect on the moment direction in the Kondo semiconductor CeT2​Al10​ (T = Ru,Os)

Convective-reactive nucleosynthesis of K, Sc, Cl and p-process isotopes in O-C shell mergers

Structural properties and phase diagram of the La(Fe1−x​Rux​)AsO system

Structure and magnetism of the skyrmion hosting family GaV4​S8−y​Sey​ with low levels of substitutions between 0≤y≤0.5 and 7.5≤y≤8

NuGrid Stellar Data Set. II. Stellar Yields from H to Bi for Stellar Models with Mzams = 1 to 25Msun and Z = 0.0001 to 0.02

Investigation of the magnetic ground state of GaV4​S8​ using powder neutron diffraction

Structural phase separation in La2/3Ba1/3MnO3: macroscopic and microscopic aspects

Observation of long range magnetic ordering in pyrohafnate Nd2Hf2O7: A neutron diffraction study

Neutron powder diffraction investigation of the structural and magnetic properties of (La1-yYy)FeAsO

120Â° Helical Magnetic Order in the Distorted Triangular Antiferromagnet alpha-CaCr2O4

Magnetic Structure of CaBaCo4O7: Lifting of Geometrical Frustration towards Ferrimagnetism

Anomalous change of the magnetic moment direction by hole doping in CeRu2​Al10​

Magnetically ordered and kagome quantum spin liquid states in the Zn-doped claringbullite series

Goldstone-mediated polar instability in hexagonal barium titanate

Sensitivity study for s process nucleosynthesis in AGB stars

Negative thermal expansion and antiferromagnetism in the actinide oxypnictide NpFeAsO

Temperature-dependent multi-k magnetic structure in multiferroic Co3TeO6

Observing the metal-poor solar neighbourhood: a comparison of galactic chemical evolution predictions

First order valence transition: Neutron diffraction, inelastic neutron scattering and x-ray absorption investigations on the double perovskite Ba2PrRu0.9Ir0.1O6

High and low-temperature crystal and magnetic structures of epsilon-Fe2O3 and their correlation to its magnetic properties

Distinct magnetic ground states of R2​ZnIrO6​ (R = La and Nd) determined by neutron powder diffraction

Toward Perfection: Kapellasite, Cu3Zn(OH)6Cl2, a New Model S = 1/2 Kagome Antiferromagnet

Structural and magnetic properties of Mn3-xCdxTeO6 (x = 0, 1, 1.5 and 2)

Magnetic structure and low temperature properties of geometrically frustrated SrNd2​O4​

Magnetic properties of the RbMnPO4 zeolite-ABW type material: a frustrated zigzag spin chain

Neutron diffraction studies and the magnetism of an ordered perovskite: Ba2CoTeO6

Crystal Electic Field and Possible Coupling with Phonon in Kondo lattice CeCuGa3

Quasi-two-dimensional magnetism and antiferromagnetic ground state in Li2​FeSiO4​

Evolution of spin correlations in SrDy2O4 in an applied magnetic field

Magnetic and structural properties of the double-perovskite Ca_2FeReO_6

Pressure-Induced Antiferromagnetic Dome in the Heavy-Fermion $Y b_{2} P d_{2} I n_{1 - x} S n_{x}$ System

Direct determination of the spin structure of Nd $_{2}$ Ir $_{2}$ O $_{7}$ by means of neutron diffraction

Magnetic structures of geometrically frustrated SrGd $_{2}$ O $_{4}$ derived from powder and single-crystal neutron diffraction

Magnetic structure and crystal field states of antiferromagnetic CeNiGe $_{3}$ : Neutron scattering and $I^¼$ SR investigations

Ferromagnetically coupled Shastry-Sutherland quantum spin singlets in (CuCl)LaNb $_{2}$ O $_{7}$

Multi-phase competition in quantum $X Y$ pyrochlore antiferromagnet CdYb $_{2}$ Se $_{4}$ : zero and applied magnetic field study

Impact of Rare-earth site Substitution on the Structural, Magnetic and Thermal Properties of Ce $_{1 - x}$ Eu $_{x}$ CrO $_{3}$ Orthochromite Solid-solutions

Nuclear and Magnetic Structures of the Frustrated Quantum Antiferromagnet Barlowite, Cu $_{4}$ (OH) $_{6}$ FBr

Spin dynamics in the frustrated three-dimensional hyperkagom{Ã©} compound $G d_{3} G a_{5} O_{12}$

Magnetic order in Nd $_{2}$ PdSi $_{3}$ investigated using neutron scattering and muon spin relaxation

Experimental Evidence for the Spiral Spin Liquid in LiYbO $_{2}$

Signatures of Orbital Order and Disorder in Fluoro-Perovskites with $t_{2 g}$ Electronic Degeneracies

Contrasting chemical pressure effect on the moment direction in the Kondo semiconductor CeT $_{2}$ Al $_{10}$ (T = Ru,Os)

Structural properties and phase diagram of the $L a (F e_{1 - x} R u_{x}) A s O$ system

Structure and magnetism of the skyrmion hosting family GaV $_{4}$ S $_{8 - y}$ Se $_{y}$ with low levels of substitutions between $0 \leq y \leq 0.5$ and $7.5 \leq y \leq 8$

Investigation of the magnetic ground state of GaV $_{4}$ S $_{8}$ using powder neutron diffraction

Anomalous change of the magnetic moment direction by hole doping in CeRu $_{2}$ Al $_{10}$

Distinct magnetic ground states of $R_{2}$ ZnIrO $_{6}$ ( $R$ = La and Nd) determined by neutron powder diffraction

Magnetic structure and low temperature properties of geometrically frustrated SrNd $_{2}$ O $_{4}$

Quasi-two-dimensional magnetism and antiferromagnetic ground state in Li $_{2}$ FeSiO $_{4}$