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Ir-based d-band derived superconductivity in RIr3 (R= Ce, La)
Very recently Sato et al., JPSJ 2018 have investigated superconductivity in the single crystals of CeIr3 (Tc = 3.4 K, which is highest among Ce compounds), which shows a weak... -
Musr study of non-Fermi-liquid behaviour in the layered quasi-2D compound: Ce...
: Recently it has been reported from specific heat, resistivity, and susceptibility measurements that CeRh2Ga exhibits very interesting NFL behaviour. The specific heat divided... -
Magnetic order in weakly coupled molecular magnetic systems
Two molecular magnetic systems are considered which show low-temperature ordered states. One of them is F4BImNN, a nitronyl nitroxide radical magnet, an excellent realization of... -
Isolating exchange pathways in novel molecular magnets
Experimentally exploring the fascinating physics of one- and two-dimensional magnetism continues to rely on the synthesis of novel, model systems with highly anisotropic... -
Investigation of the magnetism and multiferroic properties in the MOF Cu--gua...
Multiferroic materials which exhibit both ferroelectric and (anti)ferromagnetic ordering are of great technological importance offering the potential for the design of novel... -
Muon spin relaxation study of a triangular-lattice NaYbO2: a quantum spin liq...
Quantum spin liquid (QSL) is a novel state of matter where the spins are highly entangled with one another but fluctuate strongly down to zero temperature. It may be associated... -
Spin-Luttinger Liquid phase in a model strong-rung quantum spin ladder
Spin ladders represent a class of low-dimensional quantum magnets that occupy a regime of subtle behaviour which lies between the stark extremes of the one-dimensional chain or... -
Geometrical frustration induced quantum phase transition in single crystal of...
-The quasi-kagome Kondo lattice CeRhSn exhibits quantum criticality induced by geometrical frustration. Divergent Grüneisen ratios provide evidence for a zero-field QCP. The... -
Investigating the superconducting and magnetic properties of two new supercon...
Recently, Eckert and co-authors synthesised osmium based two superconductors, NbOsSi and TaOsSi, and found that these compounds exhibit superconductivity below a transition... -
Searching for unconventional superconductivity in non-centrosymmetric ternary...
The noncentrosymmetric half-Heusler semimetals RTBi (R=rare earth, T=Pt, Pd) have recently been proposed, according to electronic structure calculations, as plausible 3D... -
Muon-spin-rotation study of the noncentrosymmetric superconductors ThIrSi3, T...
Our recent research of various Th-bearing systems revealed bulk superconductivity in ThIrSi3, ThIr2Si2 and ThCoSi. The critical temperatures determined from the resistivity and... -
Understanding the superconductivity in the non-centrosymmetric superconductor...
There has been a great deal of interest in non-centrosymmetric superconductivity, mainly induced by the discovery of CePt3Si. The presence or lack of inversion has important... -
Muon spin relaxation study on frustrated pyrohafnates R2Hf2O7 (R = Nd, Sm, Gd...
With the observations of spin ice behaviour in Dy2Ti2O7 and Ho2Ti2O7 the rare earth pyrochlores R2B2O7 have evolved as a hot topic of current research activities. In our effort... -
Superconductivity and static moments in LuxZr1-xB12
Nonmagnetic impurity substitutions impact on superconducting properties in various ways depending on the pair-breaking mechanism. The aim of the proposed experiment is to... -
Magnetic-field penetration depth in C60 superconductors across the supercondu...
Cs3C60 is driven to a bulk superconductor without symmetry change by the application of pressure. Tc passes through a maximum of 38 K at 6 kbar. We have recently isolated the... -
Time reversal symmetry breaking in superconducting PrOs4Sb12 and its alloys
In 2005 we carried out muon spin relaxation (muSR) experiments in Pr(Os1-xRux)4Sb12 alloys at KEK, Tsukuba, Japan, to investigate the time-reversal symmetry breaking found in... -
Bulk superconductivity in the topological superconductor CuxBi2Se3
Topological insulators are 3D materials with a band gap in the bulk-electronic structure but with gapless, delocalized, surface states. The most studied topological insulator is... -
Low dimensional magnetism from metal-halide hydrogen bond motifs
We will examine the impact of metal-halide hydrogen bond motifs and their ability to provide low-dimensional superexchange pathways. Specifically, we wish to investigate two new... -
Searching for magnetic order in two nitronyl nitroxide isomers
Using nitronyl nitroxide radicals it is possible to prepare purely organic ferromagnets without inclusion of any transition metal or lanthanide ions. Muons are uniquely... -
Na4Ir3O8: a spin liquid, a valence bond crystal, or something else?
Spins on the kagome lattice are one of the most widely investigated topics in frustrated magnetism. This two-dimensional corner sharing triangular lattice offers a...