Abstract: A high-temperature component made of a refractory metal or a refractory metal alloy, includes a coating for increasing thermal emissivity. The coating is formed substantially of tungsten and rhenium, i.e. of at least 55 wt. % rhenium and at least 10 wt. % tungsten, and has a Re3W phase of at least 35 wt. %. A process for producing a high-temperature component having a coating for increasing thermal emissivity, is also provided.

Abstract: A rotating X-ray anode for generating X-radiation has an annular main body made of carbon-based material, an annular focal track covering, which is arranged on a focal track side of the main body, and a metal connection component, which is arranged radially inside relative to the main body. A radially outer portion of the connection component is formed by a tubular metal adapter. The radial outside surface of the adapter is at least partly joined, face to face and integrally, to at least a portion of the radial inside surface of the main body. An integral joining zone between the main body and the adapter extends over at least 75 percent of the area of the radial inside surface of the main body.

Abstract: A component has a solid structure that is manufactured using a laser or electron beam in an additive manufacturing process. The solid structure is formed from at least one material selected from the group consisting of molybdenum, a molybdenum-based alloy, tungsten, a tungsten-based alloy, and a molybdenum-tungsten-based alloy. The component includes one or more alloying element which at least in the temperature range ?1500° C. has/have a reducing effect, as follows: in the case of molybdenum and the molybdenum-based alloy, for MoO2 and/or MoO3; in the case of tungsten and the tungsten-based alloy, for WO2 and/or WO3; and, in the case of the molybdenum-tungsten-based alloy, for at least one oxide from the group of MoO2, MoO3, WO2 and WO3. The alloying element, or at least one of the alloying elements, is present both in at least partially unoxidized form and in oxidized form.

Abstract: A rotary x-ray anode with an integrated liquid metal bearing outer shell has an anode disc made of Mo or a Mo-based alloy formed with a hole, which is formed centrally in the region of the axis of rotation and extends in the axial direction at least through part of the anode disc, and a bearing bushing made of Mo or a Mo-based alloy. The bearing bushing is connected to the anode disc via a material bond and its inner wall extends the hole in the anode disc. At least an axial portion of an inner wall of the hole in the anode disc and at least an axial portion of an inner wall of the bearing bushing are formed circumferentially as a liquid metal bearing running surface and they form at least a part of a liquid metal bearing outer shell. There is also described a corresponding production method.

Abstract: A shielding module for a high-temperature furnace has a packet of interconnected shielding plates. The packet of interconnected shielding plates is mounted to a common base body. The base body has fixing points for fixing to base bodies of other shielding modules of the same kind.

Abstract: A casting insert includes a casting insert wall formed substantially of a liquid-phase-sintered refractory metal alloy, a cavity formed by the casting insert wall, and at least one cooling duct, which is different from the cavity and which is formed at least partly within the cavity and/or which is formed at least partly within the casting insert wall. The casting insert wall has a wall thickness which can be defined as a normal distance between a point of the casting insert wall which faces the cavity and a point on an outer surface of the casting insert wall. The wall thickness is, at least in sections, less than 25% of a diameter of the casting insert.

Abstract: A powder-metallurgical sintered molybdenum part which is present as a solid body has the following composition: a molybdenum content of ?99.93% by weight, a boron content “B” of ?3 ppmw and a carbon content “C” of ?3 ppmw, with a total content “BaC” of carbon and boron being in a range of 15 ppmw?“BaC”?50 ppmw, an oxygen content “O” in a range of 3 ppmw?“O”?20 ppmw, a maximum tungsten content of ?330 ppmw and a maximum proportion of other impurities of ?300 ppmw. A powder-metallurgical process for producing such a sintered molybdenum part is also provided.

Abstract: An electrically conductive, oxidic target material includes a proportion of substoichiometric molybdenum oxide phases of at least 60% by volume, an MoO2 phase in a proportion of 2-20% by volume, and optionally an MoO3 phase in a proportion of 0-20% by volume. The substoichiometric molybdenum oxide phase proportion is formed by one or more substoichiometric MoO3-y phase(s), where y is in each case in a range from 0.05 to 0.25. A process for producing the target material and a process for using the target material are also provided.

Abstract: A process for producing a W—Ni sputtering target includes providing the sputtering target with 45 to 75 wt % W and a remainder of Ni and common impurities. The sputtering target contains a Ni(W) phase, a W phase and no or less than 10% by area on average of intermetallic phases measured at a target material cross section.

Abstract: A sputtering target containing molybdenum and at least one metal from the group tantalum and niobium. The average content of tantalum and/or niobium is from 5 to 15 at % and the molybdenum content is greater than or equal to 80 at %. The sputtering target has at least a matrix with an average molybdenum content of greater than or equal to 92 at % and particles which are composed of a solid solution containing at least one metal from the group of tantalum and niobium, and molybdenum, with an average molybdenum content of greater than or equal to 15 at % and are embedded in the matrix. There is also described a method of producing a sputtering target.

Abstract: A component includes a multiplicity of individual powder particles of Mo, a Mo-based alloy, W or a W-based alloy that have been fused together to give a solid structure by a high-energy beam via an additive manufacturing method. The component has an oxygen content of not more than 0.1 at %. An additive manufacturing method includes producing the powder via the melt phase and providing a carbon content in the region of not less than 0.15 at %. The components are crack-free and have high grain boundary strength.

Abstract: A high-temperature component of a refractory metal or a refractory metal alloy has an emissivity-increasing coating. The coating is formed of tantalum nitride and/or zirconium nitride; and tungsten with a tungsten content between 0 and 98 wt. %.

Abstract: A target for a cathode sputtering system has a tubular target body made of a sputtering material and at least one connector piece, which is connected to the target body and projects from the target body, for attaching the target body to the cathode sputtering system. The target body is connected to the at least one connector piece in a vacuum-tight manner and the two are rotationally fixed relative to one another. At least one damper element is provided between the at least one connector piece and the target body.

Abstract: A cathode material for use in a high-pressure discharge lamp contains a matrix based on tungsten having a tungsten content of greater than or equal to 95% by weight, tungsten carbide, and oxides and/or predominantly oxidic phases of one or more emitter elements from the group of rare earth metals, Hf, and Zr. The cathode material additionally contains predominantly carbidic phases of the one or more emitter elements from the group of rare earth metals, Hf, and Zr. A high-pressure discharge lamp would contain such a cathode composed of the above cathode material.

Abstract: A metal powder has a chromium content of at least 90 Ma %, a nanohardness according to EN ISO 14577-1 of ?4 GPa and/or a green strength measured according to ASTM B312-09 of at least 7 MPa at a compression pressure of 550 MPa.

Abstract: A target includes a target plate and a stabilizing layer which is joined to the rear side of the target plate. The stabilizing layer was produced by high-kinetic-energy spraying of stabilizing material onto the target plate. A process for producing a target is also provided.

Abstract: The present invention relates to a conductive target material comprising essentially one lithium compound, preferably lithium phosphate, and carbon, and also typical impurities. The invention further relates to a process for producing a conductive target material and to the use thereof.

Abstract: A process for producing a glass melting component composed of refractory metal. A surface zone of the glass melting component is densified at least in sections by application of local compressive stress. As a result the surface zone has its porosity reduced compared to a volume section which is located underneath the surface zone and which has residual porosity.

Abstract: A slinger, or slinger ring, for a melt spinning apparatus has a cylindrical, mechanically shaped main element that is composed of a refractory metal or a refractory metal-based alloy and has a circumferential surface running in a tangential direction. The circumferential surface is delimited in the axial direction by two end faces. A degree of deformation in the radial direction is greater than the degree of deformation in the axial direction.

Abstract: A metallization for a thin-film component includes at least one layer composed of an Mo-based alloy containing Al and Ti and usual impurities. A process for producing a metallization includes providing at least one sputtering target, depositing at least one layer of an Mo-based alloy containing Al and Ti and usual impurities, and structuring the metallization by using at least one photolithographic process and at least one subsequent etching step. A sputtering target is composed of an Mo-based alloy containing Al and Ti and usual impurities. A process for producing a sputtering target composed of an Mo-based alloy includes providing a powder mixture containing Mo and also Al and Ti and cold gas spraying (CGS) of the powder mixture onto a suitable support material.