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Novel ground states and spin ordering in iridate pyrochlores
We request four days of beam time to conduct zero and longitudinal field measurements on iridate pyrochlores A2Ir2O7 (A = Y, Lu, Nd) in the temperature range 200 K to 2 K and in... -
mSR study of impurity effects on the Cu-spin correlation and superconductivit...
This dataset has no description
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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... -
Antiferromagnetism and Magnetic Frustration in Ba2MnMoO6
We propose to use muon spin relaxation to examine the anomalous magnetic phase behaviour of Ba2MnMoO6. This compound shares the frustrated geometry that leads to a valence bond... -
Musr studies of the high-distorted double perovskite compounds: La2NaB¿O6 (B¿...
The heat capacity and neutron powder diffraction measurements of the double perovskites La2NaB′O6 (B = Ru5+, Os5+) with S=3/2 on the B¿ reveal an incommensurate magnetic... -
Probing the nature of pairing in superconducting LiFeAs
The iron-based superconductor LiFeAs exhibits a number of unique features distinguishing it from other materials in its class. As yet, these differences are unexplained. This... -
muSR study of the superconducting state in the first nitrogen-containing iron...
Due to a strong competition between other groups doing muSR study, we are submitting this proposal as a Rapid proposal. Recently, Wang et al. found the first nitrogen-containing... -
Magnetic correlations and possible quantum ground state in a pyrochlore osmate
Magnetic order is a property of crystalline materials which contain systems of coupled magnetic moments. In materials known as geometrically frustrated magnets there exist... -
Low Temperature Properties of a Uniform S=1/2 Triangular Lattice System
It is proposed to use ZF and TF muSR to study the low temperature, low field part of the phase diagram of Ba3CuSb2O9, a system with a uniform triangular lattice of S=1/2 Cu ions... -
Time Reversal Symmetry Breaking in Non-Centrosymmetric Superconductor NbOs
There has recently been a great deal of interest in noncentrosymmetric superconductors (NCS) due to the complex nature of their superconducting properties. The lack of inversion... -
Investigation of the spin dynamics of Shastry-Sutherland phase in Ce2-xPd2+yI...
The Shastry-Sutherland lattice (SSL) can be described as a 2D square lattice built up from a network of dimers disposed orthogonally and has been observed in SrCu2(BO2)3.... -
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... -
Muon Spin Relaxation studies of Ni(TCNQ)2
Molecular ferromagnets offer great potential as they are synthesized at low temperatures and offer the possibility functionalization. Ni(TCNQ)2 is such a molecular ferromagnet,... -
Muon spin rotation study of LixFeyAs and NaFeAs superconductors
We will examine the magnetic and superconducting properties of these two novel superconducting systems using muon spin rotation and relaxation experiments. Stoichiometric LiFeAs... -
Investigation of spin-glass behaviour in the cubic compound PrRhSn3 using muSR
Recently we have investigated the cubic compound PrRhSn3 using the dc and ac susceptibilities and the heat capacity. We found an evidence for the cluster-glass behavior with a... -
Time reversal symmetry breaking superconductivity in partially filled skutter...
The unconventional filled skutterudite superconductor, PrPt4Ge12 (Tc~7.9K), was recently discovered, for wihch zero field muon spin relaxation (ZF-MuSR) experiments reveal that... -
Spin dynamics in the new spin ice candidate Nd2Pt2O7
Most of Nd-pyrochlores show all-in-all-out long-ranged order ground state at low temperatures. Nd2Zr2O7 reveals magnetic fragmentation in the spin ice state, and its... -
Spin fluctuations in the hyperkagome quantum antiferromagnet Na4Ir3O8
Spins arranged on the kagome lattice are one of the most widely investigated topics in frustrated magnetism. In this context, the three-dimensional analogue of these systems,... -
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... -
μSR studies of magnetism in alkali-doped polyaromatic hydrocarbons (PAHs)
Superconductivity with Tc=33 K has been reported in alkali-doped polyaromatic hydrocarbons (PAHs). The compositions and structures are unknown owing to the multiphase nature and...