Abstract: A glass article layer is provided that includes at least two cylindrical glass articles arranged side by side in an x-direction and extending in a z-direction. Spacers are arranged between the cylindrical glass articles. The spacers are provided at least at two spaced apart spacer positions in the z-direction longitudinally of the cylindrical glass article. The spacers are thread-like elements and at least one thread-like element is provided at each position.

Abstract: A method of making glass products includes: heating material to obtain a glass melt; heating the glass melt in a melting tank having a melting tank bottom, the glass melt having a melt volume, a melt surface, and a viscosity of 102 dPas at a temperature above 1580° C. The glass melt is heated such that at least some of the glass melt has a viscosity of 102.5 dPas or less. An amount of thermal energy introduced directly into the melt volume is more than 60% of a total amount of thermal energy introduced into the glass melt. A maximum difference between a temperature at a location on the melt surface and a temperature at a location at the melting tank bottom vertically underneath the location on the melt surface is such that a difference in glass melt densities is less than 0.05 g/cm3 per meter distance between the locations.

Abstract: A coating for a glass substrate is a multilayer coating including at least one silicon layer. The at least one silicon layer has a carbon content gradient over its layer thickness.

Abstract: The present disclosure relates to light isolating arrays (can also be called “light pipes” or “light pipe arrays”) that enable high transmission efficiency and isolation of light from one location, for example a lens, to another location, for example an array of photodetector diodes (each a “PD”). The light isolating arrays can provide optical isolation of the input light and can eliminate cross talk thus enhancing the resolution via increased contrast of the incoming signal. The light isolating arrays can also protect the PD's from contamination when used in outdoor devices.

Abstract: An optoelectronic module is provided that has a carrier element, an optoelectronic element on the carrier element, a cover, and a cavity. The cover has a frame surrounding the optoelectronic element and connected to the carrier element. A glass element is on the frame lying substantially opposite the carrier element for the input and/or output of electromagnetic radiation. The cavity is inside a volume that is delimited by an inner surface of the cover and a surface of the carrier element. The optoelectronic element is arranged in the cavity and enclosed by the cover hermetically and/or in an autoclavable fashion. A filler material is in the cavity to compensate for an expansion of a volume occupied by the filler material and has a first deformable compensation volume, which is arranged adjacent to a subregion of the cover and/or of the carrier element.

Abstract: A device for drawing glass ribbons is provided. The device includes a drawing tank and a nozzle in the drawing tank. The drawing tank holds a glass melt. The nozzle has a nozzle slot through which the glass melt emerges downward. The nozzle slot has two ends, a length, and a width, the length being greater than the width. The nozzle slot is curved downward toward the two ends in a drawing direction so that the two ends are lower than a center of the nozzle slot. The width changes from the center towards the two ends.

Abstract: A precision component has an average coefficient of thermal expansion (CTE) of at most 0±0.1×10?6/K in a range of from 0 to 50° C. and a thermal hysteresis of <0.1 ppm, at least in a temperature range of from 10° C. to 35° C., and an index F of <1.2, wherein F=TCL (0; 50° C.)/|expansion (0; 50° C.)|. TCL is a total change of length.

Abstract: A light source is provided that includes a laser operable to emit laser light at a wavelength in a range from 460 nanometers to 470 nanometers and a converter assembly arranged so as to absorb the laser light emitted by the laser and to emit photoluminescent light produced by the laser light and having a longer wavelength than the laser light. The converter assembly has a converter element with a ceramic doped with Eu3+ such that under irradiation of the laser light the converter assembly emits photoluminescent light in the red spectral range.

Abstract: A multi-laser arrangement, in particular an RGB laser module, having a housing with a housing cap having at least one opening formed therein and a transparent element associated therewith for the passing of electromagnetic radiation. The housing cap coupled to a base plate. A first laser emitting in the red spectral range, a second laser emitting in the green spectral range, and a third laser emitting in the blue spectral range are arranged in the housing. An electrical connection line is routed through the housing to each respective laser. During operation of a laser, a majority of its emitted light passes through the transparent element. Each laser is arranged on a pedestal; spaced apart from the lower surface of the base plate; and is aligned with one another. The main direction of laser emission is substantially parallel to the base plate of the housing.

Abstract: A glass article is provided that has two plane-parallel main sides, a thickness between the two plane-parallel main sides of less than 3.0 mm, an average near-surface level of damage (ONSL) on each of the two plane-parallel main sides, and an average location-thickness variation (ODS) normalized with respect to the thickness on the specified measuring area. The average near-surface level of damage is less than 2000 damages with an extension of less than 1.0 ?m. The specified measuring area is 2×2 mm2. The average location-thickness variation (ODS) normalized is less than 10 nm per Rm thickness of the glass article. The average location-thickness variation (ODS) is a difference between a highest thickness and a lowest thickness within the specified measuring area.

Abstract: A method is provided for scoring glasses. The method includes the steps of generating a deep crack in the glass along an intended separation line by exerting pressure onto the glass surface using a rigid scoring tool, wherein the scoring tool, by being pressed against the glass surface and due to the advancement force while introducing the deep crack generates a zone of elastic strain in the glass in a direction along the glass surface and perpendicular to the separation line, which extends in an arc in the plane defined by the separation line perpendicular to the glass surface such that one leg of the arc is located close to the contact point of the scoring tool on the glass surface and another leg is located inside the glass. The arc being open towards the advancement/advancement direction of the scoring tool.

Abstract: A method for producing structured glass articles is provided by removing glass material from a glass element. The method includes the step of etching the glass element to remove the glass material from using an etching medium. The etching medium has a basic aqueous etching solution with a pH of more than 12 and a complexing agent. The complexing agent complexes a leached constituent of the glass element.

Abstract: The present disclosure relates to a lithium ion-conducting glass ceramic which comprises a residual glass phase that is also ion-conducting, a process for the production thereof as well as its use in a battery. The glass ceramic according to the present disclosure comprises a main crystal phase which is isostructural to the NaSICon crystal phase, wherein the composition can be described with the following formula: Li1+x?yMy5+Mx3+M2?x?y4+(PO4)3?, wherein x is greater than 0 and at most 1, as well as greater than y. Y may take values of between 0 and 1. Here, the following boundary condition has to be fulfilled: (1+x?y)>1. Here, M represents a cation with the valence of +3, +4 or +5. M3+ is selected from Al, Y, Sc or B, wherein at least Al as trivalent cation is present. Independently thereof, M4+ is selected from Ti, Si or Zr, wherein at least Ti as tetravalent cation is present. Independently thereof, M5+ is selected from Nb or Ta.

Abstract: An apparatus for forming glass tubes is provided. The apparatus includes a Danner-pipe, a heating device, and a heating chamber having the Danner-pipe and the heating device arranged therein. The Danner-pipe is inclined with respect to a horizontal plane by a Danner-angle. The heating device is inclined with respect to the horizontal plane by a heating-angle. The Danner-angle and/or the heating angle are in a range of 1° to 45°.

Abstract: The disclosure relates to a bond produced with an at least partially crystallized glass, such as a metal-to-glass bond, in particular a metal-to-glass bond in a feed-through element or connecting element, and to a method for producing such a bond, in particular in a feed-through element or connecting element. The at least partially crystallized glass includes at least one crystal phase and pores which are distributed in the at least partially crystallized glass in a structured manner.

Abstract: The present disclosure provides a device and a method with which flat glasses with particularly uniform thickness can be obtained. The methods are drawing methods in which a glass ribbon is drawn. In the method an aperture is used which allows a defined very small slit between the glass ribbon and the aperture also in the case of a change of the position of the glass ribbon.

Abstract: A receptacle for a plurality of light-guiding fibres is provided. The receptacle has a glass part with a first end face, a second end face, a plurality of rectilinear channels extending between the first and second end faces, and a lateral surface between the first and second end faces along a longitudinal direction. The glass part has a length defined between the first and second end faces where the length is greater than a largest transverse dimension of the glass part. The rectilinear channels are open at the first end face and/or the second end face so that the light-guiding fibres are receivable therein, respectively. The rectilinear channels have a channel length that is greater than a channel transverse dimension. The lateral surface has a parting surface thereon.

Abstract: A pharmaceutical packaging including a silicone-free lubricating film of crosslinked organic molecules, and a method for producing same.

Abstract: An inlay for a sleeve shaft for collecting particles originating from a material of the sleeve shaft at least in part, at least one fluid being flowable through the sleeve shaft along an axial direction which is parallel to a main extension of the sleeve shaft, the inlay includes at least one first wall section and the inlay is inserted or insertable at least in part into the sleeve shaft such that at least one part of the first wall section has a radial distance from at least one first area of an inner surface of the sleeve shaft, and, hence, that the inlay together with the first area of the inner surface of the sleeve shaft encloses at least one volume domain, which volume domain is limited in the axial direction by a limiting element.