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Structure and stoichiometry in new nitride catalysts; anion mobility, chemica...
Our studies focus on the use of Co3Mo3N (331) as a catalyst in ammonia synthesis. During synthesis, N is lost and the compound is transformed to the new nitride Co6Mo6N (661); a... -
Structural determination of non-stoichiomentric phases Li2+yND for 0<y<1
In a series of in situ neutron diffraction measurements from deuterium up-take in Li3N, the present authors have identified a novel non-stoichiometric 'quasi-imide' of... -
Li3-x-yMxN (M=Cu, Co, Ni) anode materials via novel microwave routes; defect ...
Lithium ternary nitrides are emerging as promising anode materials in lithium ion batteries. In this application we propose a 1 day experiment on POLARIS to determine the... -
Ternary Molybdenum Carbonitrides for anion transfer catalysis; Structure, Mob...
We are undertaking a study of the mobility of nitrogen and carbon atoms in metal carbo-nitride catalysts, specifically in the cobalt molybdenum system: Co-Mo-C-N (where... -
Hydrogen storage: interaction between hydrogen and lithium nitride at high pr...
We apply for beam time on TOSCA to investigate this highly unusual system. Lithium nitride appears unique among storage materials in its ability to take up significant amounts... -
Lithium amide: calcium hydride (1:1) as the basis for a new hydrogen storage ...
A definitive structural model of LiCaN from powder neutron diffraction (PND) is an important first step towards a systematic study of the process and mechanism of hydrogenation... -
Structure and stoichiometry of boron carbides synthesised by microwave heating
A key focus in industrial processing is finding greener routes to well-established, high performance materials. Boron carbide is such a material, with excellent mechanical and... -
Hydrogen Release Systems: MX2.(NH3)n (M=Mg, X=Cl) with LiH and MgH2
The applicants seek 3 days of beam time on POLARIS to study hydrogen release systems comprising M(NH3)6X2 (M=Mg, X=Cl) coupled with LiH and MgH. Mg(NH3)6Cl2 is an important... -
Deammoniation Investigations of the ammines MX2.nNH3 (M= Mg, X= I,Cl,Br)- pot...
The applicants seek 4 days of beam time on POLARIS to study the deammoniation process of synthesised M(NH3)6X2 (M=Mg, X=I, Cl, Br) which are an important class of materials for... -
Structure of beta-Mo2N in the normal and superconducting states; an in-situ r...
A recent experiment (RB820171) unexpectedly revealed that a sample of beta-Mo2N exhibited a number of extra reflections at 4 K; a temperature below the superconducting critical... -
New quaternary nitride catalysts; mapping activity to structure and metal dis...
We propose an experiment on POLARIS to elucidate the changing structure and stoichiometry of mixed metal quaternary molybdenum nitrides, Con(1-x)FenxMonN (n=3, 6; 0 ≤ x... -
Ultra-rapid microwave materials synthesis: in-situ and ex-situ studies of ter...
The proposal consists of two parts. Firstly, we will undertake an ambient temperature ex-situ PND study of some new ternary transition metal carbide phases that have been... -
Defect structures, stoichiometry, ionic mobility and magnetism in lithium nit...
Lithium ternary nitrides are emerging as promising candidates in several applications. They are currently a key focus in the search for improved anode materials in lithium ion... -
Ultra-rapid microwave materials synthesis in-situ; a microwave reactor for ti...
Microwave techniques are of interest to the materials chemistry community as they allow access to new metastable materials, and offer synthetic routes that are considerably... -
Transition metal carbides via novel, ultrafast microwave synthesis; Reaction ...
We are investigating the ultra-rapid synthesis of transition metal carbides using microwave (MW) irradiation. Currently we are establishing an understanding of these reactions... -
Reversible ammonia storage; Structure and stoichiometry of defect imide-amide...
In this proposal we will study the average and local structure changes in Li-N-D imide-amides formed as intermediates during the ammoniation of Li3N and deammoniation of LiND2.... -
Control of defect structure in microwave-synthesised complex nitridometallate...
Lithium transition metal nitrides Li3-xMxN (M=Co, Ni and Cu) have been reported previously as promising anodes for Li-ion batteries. The most promising compound in this family...
