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Identification of complex energy hierarchy in the coupled trimer spin system ...
The weakly coupled spin cluster systems provide a fertile ground to study both zero-dimensional quantum and three-dimensional collective magnetism. Such spin cluster systems... -
Giant spin fluctuations and their effect on the first order magnetic transiti...
A giant enhancement of the heat capacity in La(Fe13-xSix) indicates the presence of large spin fluctuations at the paramagnetic to ferromagnetic phase transition. The nature of... -
Defect perturbation of the rotational states of NH4 in octahedral environments
The (NH4)0.02 Rbx K0.98-x I system offers advantages for the systematic study of tunnelling species and how they interact. Currently there are two models to explain the dynamics... -
Chemically Tailorable Frustrated Systems, Magnetic order in the J1/J1 rectan...
This proposal forms part of an exploratory study of new mixed anion coordination compounds. We have prepared a family of oxalate-fluorides, which are anticipated to have... -
Spin excitations in the candidate Weyl semimetal EuCuAs
Very recently, EuCuAs was proposed as an example of a topological semimetal. Our measurements on Wish show that the Eu magnetic structure is incommensurate with a propagation... -
Local structure in defect fluorite disordered Er2Zr2O7 and pyrochlore ordered...
Cubic A2B2O7 oxides with A standing for a rare-earth element and B for a transition or main block metal have been systematically studied for their frequently exotic... -
Magnetic excitations from optimally doped BSCCO in the pseudogap phase
We plan to study the temperature dependence of magnetic excitations in the optimally doped high-Tc superconductor Bi$2$Sr$_2$CaCu$_2$O${8+\delta}$ (BSCCO). We have previously... -
An Investigation on the Effects of B-site disorder on the CF scheme of Rare E...
We propose to use MARI to (1) compare the properties of the crystal field (CF) scheme between Yb2GaSbO7 (YGSO) and its parent compound Yb2Ti2O7, in hopes of elucidating the... -
The Metal to Insulator Transition (MIT) in Bi1.7V8O16 probed with neutron spe...
We propose to investigate the low energy spin and orbital fluctuations in Bi1.7V8O16 which displays a metal to insulator transition. This work will be performed in conjunction... -
Which is it? ¿ Neutrons distinguish monolayers xrays can¿t.
We have obtained the monolayer structure diffraction patterns from several iodoalkanes adsorbed on graphite, of interest in the study of non-covalent bonding. However, it is... -
A powder neutron diffraction study of the noncentrosymmetric superconductors ...
Noncentrosymmetric (NCS) materials have attracted attention because of their broken inversion symmetry, leading to unconventional superconducting properties including spin... -
Unveiling the role of phonons in reaching very high blocking temperatures in ...
One of the main goals of the research in Molecular Magnetism is to increase the blocking temperature TB of Single-Molecule Magnets (SMMs). A significant breakthrough was... -
Investigation of magnetic excitations of spin-chain oxides Sr4-xCaxMn2CoO9
The Sr(4-x)Ca(x)Mn2CoO9 compounds are geometrically frustrated transition metal (TM) oxide, which present a variety of interrelated magnetic behavior. The (Mn,Co) TM form a... -
Magnetoelastic coupling effect on multiferroic behaviors in different types o...
We propose to perform high resolution neutron diffraction on powder samples of the frustrated antiferromagnets Ag1-xCuxFe1-yGayO2 using HRPD. CuFe1-yGayO2 and AgFeO2 have... -
Magnetic Structure of a New Strontium Ruthenate: Resubmission
We have recently prepared a new strontium ruthenate, SrRu2O6, using hydrothermal chemistry. The material shows magnetic order, probably ferromagnetic, than persists above, and... -
Ground state selection in quantum spin ice pyrochlores
In condensed matter physics, the search for new exotic quantum ground states has become a central theme over the past few years. Among the 3D quantum spin liquid candidates, the... -
Interplay between the spin dimer and the triangular lattice in the 6H-perovsk...
The recently discovered 6H-perovskite Ba3PrRu2O9 is comprised of the triangular layers formed by Pr4+ ions and the Ru2O9 dimer units located between the triangular layers. Three... -
Uptake of Molecular Hydrogen by High-performance Carbon Nanostructures (NIMROD)
High sorption capacities and enhanced interaction strengths are the two most fundamental prerequisites for the deployment of carbon-based materials as hydrogen-storage media. In... -
Investigation of Induced Magnetism at Graphene/EuO Interfaces
Interface effects are attracting a renewed interest in recent years. It resides in the fact that when an interface is formed the break of symmetry gives rise to entirely new... -
Interface induced magnetization in LSMO/BFO heterostructures
Recently multiferroic materials have been studied for possible potential application in next-generation information technologies and systems, which possess a higher memory speed...
