Abstract: A method of using a metal powder in an additive manufacturing process. The method includes providing the metal powder, and using the metal powder in the additive manufacturing process. The metal powder is a metal which is selected from tantalum and impurities, titanium and impurities, niobium and impurities, an alloy of tantalum, niobium and impurities, an alloy of titanium, niobium and impurities, and an alloy of tantalum, titanium, niobium and impurities. Particles of the metal powder have a dendritic microstructure. Particles of the metal powder have an average aspect ratio ?A of from 0.7 to 1, where ?A=XFeret min/XFeret max.

Abstract: A three-dimensional article is obtained by a process which includes providing a metal powder, and using the metal powder to build up the three-dimensional article layer by layer. The metal powder is a metal which is selected from the group of tantalum and impurities, titanium and impurities, niobium and impurities, an alloy of tantalum, niobium and impurities, an alloy of titanium, niobium and impurities, and an alloy of tantalum, titanium, niobium and impurities. Particles of the metal powder have a dendritic microstructure. Particles of the metal powder have an average aspect ratio TA of from 0.7 to 1, where ?A=xFeret min/xFeret max.

Abstract: The present invention relates to metal powders which are suitable to be employed in 3D printing processes as well as a process for the production of said powders.

Abstract: An alloy powder which has a composition AlxScy, where 0.1?y?0.9 and x=1?y. The allow powder has purity of 99% by weight or more, based on metallic impurities, and an oxygen content of less than 0.7% by weight, based on a total weight of the alloy powder, as determined by a carrier gas hot extraction.

Abstract: A tungsten(VI) oxytetrachloride having a chemical purity of greater than 99.95%. The tungsten(VI) oxytetrachloride has a fraction of compounds selected from WCl6, WO2Cl2, WO3 and WO2, as defined as a ratio of a reflection having a highest intensity of one of WCl6, WO2Cl2, WO3 and WO2, (I(P2)100) in an x-ray diffraction pattern to a reflection having a highest intensity of the tungsten(VI) oxytetrachloride (I(WOCl4)100) in the x-ray diffraction pattern, expressed as I(P2)100/I(WOCl4)100, of less than 0.03.

Abstract: A spherical powder for manufacturing a three-dimensional component. The spherical powder is an alloy powder which has at least two refractory metals. The alloy powder has a homogeneous microstructure and at least two crystalline phases.

Abstract: A powder for producing a superconducting component. The powder includes NbxSny, where 1?x?6 and 1?y?5. The powder does not have any separate NbO phases and/or SnO phases.

Abstract: A powder for the production of a superconducting component. The powder includes NbxSny, where 1?x?6 and 1?y?5, and three-dimensional agglomerates having a particle size D90 of less than 400 ?m, as determined via a laser light scattering. The three-dimensional agglomerates have primary particles which have an average particle diameter of less than 15 ?m, as determined via a scanning electron microscopy, and pores of which at least 90% have a diameter of from 0.1 to 20 ?m, as determined via a mercury porosimetry.

Abstract: The present invention relates to metal powders which are suitable to be employed in 3D printing processes as well as a process for the production of said powders.

Abstract: A refractory metal compound agglomerate powder having a product of a BET surface area in m2/g and a sliding coefficient of ? of 0.33 to 0.95, wherein the refractory metal compound agglomerate powder is selected from niobium agglomerate powder, niobium suboxide agglomerate powder, and tantalum agglomerate powder.

Abstract: A process for producing an anode for an electrolytic capacitor includes pressing a tantalum powder around a tantalum wire, a tantalum ribbon, or a tantalum sheet to form a pressed body. The pressed body is sintered to form a porous sintered body. The porous sintered body is cooled to form a cooled porous sintered body. The cooled porous sintered body is treated with at least one oxidant comprising at least one of a gaseous oxidant and a liquid oxidant to form a treated sintered body. The treated sintered body is anodically oxidized in an electrolyte to form a dielectric layer.

Abstract: A niobium suboxide powder comprising niobium suboxide particles having a bulk nitrogen content of between 500 to 20,000 ppm. The nitrogen is distributed in the bulk of the powder particles. The nitrogen at least partly is present in the form of at least one of Nb2N crystals or niobium oxynitride crystals.

Abstract: A refractory metal compound agglomerate powder having a product of a BET surface area in m2/g and a sliding coefficient of ? of 0.33 to 0.95, wherein the refractory metal compound agglomerate powder is selected from niobium agglomerate powder, niobium suboxide agglomerate powder, and tantalum agglomerate powder.

Abstract: The invention comprises semifinished products with a structured surface, the semifinished product comprising an oxidized and subsequently re-reduced surface containing at least one refractory metal, and also a process for their production and their use for producing high-capacitance components.

Abstract: At least one of a valve metal sintered capacitor anode body and a suboxide valve metal sintered capacitor anode body with a particle density of >88% of a theoretical density.

Abstract: A process for producing an anode for an electrolytic capacitor includes pressing a tantalum powder around a tantalum wire, a tantalum ribbon, or a tantalum sheet to form a pressed body. The pressed body is sintered to form a porous sintered body. The porous sintered body is cooled to form a cooled porous sintered body. The cooled porous sintered body is treated with at least one oxidant comprising at least one of a gaseous oxidant and a liquid oxidant to form a treated sintered body. The treated sintered body is anodically oxidized in an electrolyte to form a dielectric layer.

Abstract: A niobium suboxide powder comprising niobium suboxide particles having a bulk nitrogen content of between 500 to 20,000 ppm. The nitrogen is distributed in the bulk of the powder particles. The nitrogen at least partly is present in the form of at least one of Nb2N crystals or niobium oxynitride crystals.

Abstract: Disclosed is a niobium suboxide powder for the manufacture of capacitors with higher break down voltages, higher temperatures of operation and elongated lifetimes. The powder is doped with nitrogen which is at least partly present in the form homogeneously distributed, x-ray detectable Nb2N-crystal domains. The niobium suboxide powder contains niobium suboxide particles having a bulk nitrogen content of between 500 to 20,000 ppm.

Abstract: Porous anode bodies suitable for use in solid state capacitors, the porous anode bodies prepared by processes which include providing a niobium suboxide powder comprising niobium suboxide particles having a bulk nitrogen content of 500 to 20,000 ppm, and agglomerating and coalescing the powder; and capacitors incorporating such anode bodies.

Abstract: At least one of a valve metal sintered capacitor anode body and a suboxide valve metal sintered capacitor anode body with a particle density of >88% of a theoretical density.