Abstract: The invention relates to a carbon-containing anode material which is capable of the insertion and extraction of alkali metal ions and which has a carbon structure comprising a core comprising one or more primary carbon-containing materials. The invention further relates to the preparation of such carbon-containing anode material.

Abstract: In some examples, the disclosure describes a device that includes a moveable carriage, a chimney coupled to a first side of the moveable carriage to be positioned to receive a print substance when the moveable carriage is in a particular position, and a reservoir coupled to a second side of the moveable carriage to collect the print substance received at the chimney.

Abstract: The invention provides novel non-aqueous electrolyte compositions comprising: a) one or more sodium-containing compounds; and b) a solvent system which comprises: i) a first solvent component which comprises one or more organo carbonate-based solvents; and ii) a second solvent component which comprises one or more surfactants in an amount of >0.5 to ?10% by weight of the solvent system.

Abstract: The invention relates to a process for preparing hard carbon-containing material with a specific surface area of 100 m2/g or less, comprising the utilisation of one or more animal-derived materials.

Abstract: A ladder having rungs hingedly affixed at both terminal ends to a stringer, the ladder operable to collapse across a lateral or widthwise axis spanned by the rungs, the ladder having hingedly affixed stringers operable to collapse on a lengthwise or longitudinal axis. In some embodiments, a cylindrical tube receives the fully collapsed ladder for stowing and porting.

Abstract: The invention relates to a sodium-ion secondary cell comprising a cathode and an anode, wherein the cathode comprises one or more cathode electrode active materials which include at least one layered nickel-containing sodium oxide material, and the anode comprises a layer of anode electrode active material disposed on an anode substrate; where in the layer of anode electrode active material comprises at least one disordered carbon material, and the mass of the layer of anode electrode active material per square metre of the anode substrate is less than 80 gm?2-; further wherein the ratio of the mass of the cathode electrode active material to the mass of the layer of anode electrode active material is from 0.1 to 10, and wherein the thickness of the layer of anode electrode active material on the anode substrate is less than 100 ?m.

Abstract: A ladder that is foldable and collapsible. The ladder includes a first side rail and a second side rail that are spaced apart from one another by a plurality of rungs extending between the first and second side rails. The rungs may be pivotably coupled to the first and second side rails. The ladder is foldable between a plurality of configurations and the ladder is collapsible rail-to-rail.

Abstract: The invention relates to a process for making sodium-ion cells, particularly sodium-ion cells which are capable of safe storage and/or transportation, comprising the steps: a) constructing a sodium-ion cell comprising a positive electrode, a negative electrode and an electrolyte, optionally performing one more charge/discharge operations on the sodium-ion cell; and b) treating the sodium-ion cell to ensure that it is in a state of charge of from 0% to 20%.

Abstract: The invention relates to a process for making sodium-ion cells, particularly sodium-ion cells which are capable of safe storage and/or transportation, comprising the steps: a) constructing a sodium-ion cell comprising a positive electrode, a negative electrode and an electrolyte, optionally performing one more charge/discharge operations on the sodium-ion cell; and b) treating the sodium-ion cell to ensure that it is in a state of charge of from 0% to 20%.

Abstract: A concealed door hingedly-affixed to a concealed door frame adapted to resemble shelving and cabinets, the concealed door assembly simulated permanently-affixed shelving and cabinets, and comprising a playless hinge and various overlapping, double-stacked and interconnected components.

Abstract: The invention relates to novel non-aqueous electrolyte compositions comprising: a) a sodium-containing compounds of the general formula NaMFx and b) a solvent system comprising a first solvent component i) which comprises propylene carbonate and one or more further organo carbonate-containing solvents, and a second solvent component ii) which comprises one or more glycol diethers and/or one or more glycol ether acetates; wherein the molar ratio of propylene carbonate:one or more glycol diethers and/or one or more glycol ether acetates is in the range 1:0.1 to 1:3.

Abstract: The invention relates to O3/P2 mixed-phase sodium-containing doped layered oxide materials which comprise a mixture of a first phase with an O3-type structure and a second phase with a P2-type structure; wherein the O3:P2 mixed-phase sodium-containing doped layered oxide material has the general formula: NaaAbM1c M2 M3eM4f M5 O2±?. The invention also provides a process for making such O3/P2 mixed-phase sodium-containing doped layered oxide materials, and use applications therefor.

Abstract: The invention relates to doped nickelate-containing compounds comprising AaM1VM2WM3XM4yM5ZO2-c wherein A comprises either sodium or a mixed alkali metal in which sodium is the major constituent; M1 is nickel in oxidation state greater than 0 to less than or equal to 4+, M2 comprises a metal in oxidation state greater than 0 to less than or equal to 4+, M3 comprises a metal in oxidation state 2+, M4 comprises a metal in oxidation state greater than 0 to less than or equal to 4+, and M5 comprises a metal in oxidation state 3+ wherein 0?a<1, v>0, at least one of w and y is >0 x?0, z?0 wherein c is determined by a range selected from 0<c?0.1 and wherein (a, v, w, x, y, z and c) are chosen to maintain electroneutrality.

Abstract: The invention relates to novel material comprising X/hard carbon composite and to a process for their preparation, the process comprising the steps: a) forming a mixture comprising i) one or more hard carbon-starting materials, ii) one or more starting materials which comprise one or more of the component elements of X, and optionally iii) one or more secondary carbon-containing materials; and b) heating the resulting mixture at 100° C. to 1500° C. to yield the material comprising the X/hard carbon composite; wherein X comprises one or more component elements selected from antimony, tin, phosphorus, sulfur, boron, aluminium, gallium, indium, germanium, lead, arsenic, bismuth, titanium, molybdenum, selenium, tellurium, cobalt and nickel and wherein X is present in an amount of at least 5% by weight of the material comprising the X/hard carbon composite.

Abstract: The invention relates to electrodes that contain active materials of the formula: AaMbXxOy wherein A is one or more alkali metals selected from lithium, sodium and potassium; M is selected from one or more transition metals and/or one or more non-transition metals and/or one or more metalloids; X comprises one or more atoms selected from niobium, antimony, tellurium, tantalum, bismuth and selenium; and further wherein 0<a?6; b is in the range: 0<b?4; x is in the range 0<x?1 and y is in the range 2?y?10. Such electrodes are useful in, for example, sodium and/or lithium ion battery applications.

Abstract: The invention relates to electrodes comprising doped nickelate-containing compositions comprising a first component-type comprising one or more components with an O3 structure of the general formula: AaM1vM2wM3xM4yM5zO2 wherein A comprises one or more alkali metal selected from sodium, lithium and potassium M1 is nickel in oxidation state 2+, M2 comprises one or more metals in oxidation state 4+, M3 comprises one or more metals in oxidation state 2+, M4 comprises one or more metals in oxidation state 4+, and M5 comprises one or more metals in oxidation state 3+ wherein 0.85?a?1; 0<v<0.

Abstract: The invention relates to doped nickelate-containing material with the general formula: Aa M1v M2w M3x M4y M5z O2-? wherein A comprises one or more alkali metals selected from sodium, lithium and potassium; M1 is nickel in oxidation state 2+, M2 comprises one or more metals in oxidation state 4+, M3 comprises one or more metals in oxidation state 2+, M4 comprises one or more metals in oxidation state 4+, and M5 comprises one or more metals in oxidation state 3+ wherein 0.4?a<0.9, 0<v<0.5, at least one of w and y is >0, x>0, z?0, 0???0.1, and wherein a, v, w, x, y and z are chosen to maintain electroneutrality.

Abstract: A concealed door hingedly-affixed to a concealed door frame adapted to resemble shelving and cabinets, the concealed door assembly simulated permanently-affixed shelving and cabinets, and comprising a playless hinge and various overlapping, double-stacked and interconnected components.