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Magnetic and Structural Studies on Oxychalcogenides
In this proposal we request 3 days of beam time on HRPD to study the structures (both atomic and magnetic) of a variety of oxychalcogenide phases: La2O2Se2Fe2O, Ce2O2Se2Mn and... -
Neutron Diffraction Studies on CaCrFe3As3 compound
We propose to obtain 3 days of beam time on SXD equipped with its new top-loading CCR to analyze CaCrFe3As3 single crystals at different temperatures 10 K, 100 K and 300 K (the... -
Measurement of the hydration of B-DNA
Water is intimately entwined structurally with DNA. Depending on its hydration state, DNA can form several forms: A, B, C, D and Z. In addition water bound in the grooves of the... -
Bi0.775Ln0.225O1.5 (Ln = La, Dy) Oxide Ion Conductors: Local Structure, Compl...
Ionic conductivity is a property where a material is able to conduct electricity through the movement of ions. Oxide ion conductors can be used in solid oxide fuel cells, which... -
Tracking spring-type motions in inorganic helices
Materials with helical and double helical structure motifs are prone to display fascinating spring-type behaviour, i.e. a shallow energy surface along the spring-axis in which... -
Structure of oil-in-water microemulsions containing eutectic mixtures of ment...
Although microemulsions have been widely investigated as potential drug delivery vehicles, relatively little work has been performed establishing the detailed molecular... -
Investigating semi-metal superconductivity in a Lu3Os4Ge13 single crystal
Lu3Os4Ge13 is an interesting superconducting system, with potentially unconventional physics. It is a low carrier density semi-metal, exhibiting superconductivity at 3.1 K. This... -
Ozonation of organic films at the air-water interface of atmospheric aerosol
The Earth¿s climate is strongly influenced by atmospheric aerosols. Organic surfactant films on these aerosols influences their size, optical properties and ability to act as... -
Neutron diffraction analysis of alpha- and beta-polymorphs of nanoscale metal...
The hydroxides Me(OH)2 of the bivalent transition metals Co, Cu, Fe, Mn, Ni, Cd and Zn play critical roles as sorbents, catalysts or reductants in many environmental and... -
Homogeneous nucleation in phosphate-based glassy precursors to fast-ion condu...
The structure of the phosphate materials Na_{1+x}Ge_{2-x}Al_x(PO_4)_3 with x = 0, 0.4 and 0.8 will be investigated using high real-space resolution neutron diffraction. In the... -
Local structure variation of polar nano-regions in ultrahigh piezoelectric re...
Relaxor ferroelectrics are a class of locally disordered crystals possessing peculiar structure and electrical properties. The solid solution of a relaxor perovskite and PbTiO3... -
Structure-property relationships in Mo-based oxides for SOFC applications
Molybdenum based-oxides have recently attracted interest for use as electrolyte and electrode materials in Solid Oxide Fuel Cells. This proposal requests 5 days of beamtime on... -
Phase diagram of a switchable dielectric framework near the critical point
The family of hybrid Prussian blue analogues includes many electroactive materials, where organic cations moving within the pores of the cyanide framework cause unusual and... -
Probing the magnetic structure of transition metal pyrovanadate Fe2V2O7
We have synthesized and characterized a new member, namely Fe2V2O7 in the family of 3d transition metal pyrovanadate M2V2O7 (M =Mn, Fe, Co, Ni, Cu). M2V2O7 exist with a great... -
Continuation of "Magnetic excitations in the quantum spin ice Yb2Ti2O7"
We have recently carried out an inelastic neutron scattering experiment at LET in order to investigate the excitations in the quantum spin ice Yb2Ti2O7. The single crystal... -
Influence of cation ordering and Li content on solid solution behavior in LiN...
For energy storage applications, high energy density is an important material characteristic when searching for new types of suitable materials. LiNi0.5Mn1.5O4 (LNMO) is an... -
Compressibility and Tilting of Polyhedra within Sr2NiMoO6 at High Pressure
Ordered double perovskites (also known as elpasolites) have the general formula A2BBO6 where A is generally a rare earth metal or alkaline earth metal and where B and B are... -
Surface segregation and topographical excitation in stoichiometric polymer:fu...
We propose to study the kinetics and thermodynamics of polymer:fullerene composite association to provide insight into engineering increased efficiency organic photovoltaics....