Abstract: A method of forming a plurality of defects within a substrate with a laser beam focal line using a laser beam, each defect of the plurality of defects being a damage track within the substrate with a diameter of about 10 microns or less, the plurality of defects forming a contour line on the substrate. The substrate having a first surface and a second surface that is opposite from the first surface. The method further includes exerting (i) a first force on the first surface of the substrate at a location that is adjacent to the contour line and (ii) a second force on the second surface of the substrate at a location that is on the contour line. Additionally, the method includes breaking the substrate along the contour line and into a first substrate portion and a second substrate portion.

Abstract: A system for producing articles from glass tube includes a converter having a base with a plurality of processing stations and a turret moveable relative to the base. The turret indexes a plurality of holders for holding the glass tubes successively through the processing stations. The system further includes a thermal imaging system that includes a thermal imager coupled to the turret for movement with the turret. The thermal imaging system may also include a mirror coupled to the thermal imager and positioned to reflect infrared light from one of the plurality of holders to the thermal imager. The thermal imaging system may measure one or more characteristics of the glass tube during the conversion process. Processes for controlling the converter using the thermal imaging system to measure one or more process variables are also disclosed.

Abstract: A method of manufacturing an optical fiber, the method including mounting a glass sleeve in a selective etching apparatus. The sleeve comprising one or more axial through-holes, and the etching apparatus comprising a first end cap with a central aperture disposed therethrough, the first end cap being attached to a first surface of the sleeve. The method further including exposing the sleeve to an acid solution such that a first portion of the first surface is exposed to the acid solution and a second portion of the first surface is not exposed to the acid solution. The first portion being adjacent to the central aperture when the sleeve is mounted in the selective etching apparatus, and the second portion being covered by the first end cap when the sleeve is mounted in the selective etching apparatus.

Abstract: A lithium-sulfur battery includes a substrate; a sulfur cathode disposed on the substrate; a coating layer disposed on the cathode; a first interlayer disposed on the coating layer; a solid-state electrolyte disposed on the first interlayer; a second interlayer disposed on the electrolyte; and a lithium anode disposed on the second interlayer, such that the coating layer is further disposed within pores of the cathode.

Abstract: A system and methods are described herein for preheating a preform in a preheater furnace and then transferring the preheated preform to a consolidation furnace for chemical treatment and sintering the preform into a clear glass which can be drawn into optical fiber. In addition, the preheater furnace is described herein which is configured to heat the preform per a predetermined heat-profile until the preform is uniformly heated to a temperature above 1000° C.

Abstract: A curing apparatus for curing a coating composition disposed on an optical fiber, the curing apparatus including a first light source and a second light source such that the second light source is spaced from the first light with a gap. The curing apparatus further including a first reflector and a second reflector such that the second reflector is spaced from the first reflector with the gap. Furthermore, a spacer is disposed within the gap, the spacer being formed of a material configured to reflect at least about 90% of light emitted from the first light source and from the second light source, and incident on the spacer, to an optical fiber such that the reflected light has sufficient intensity to cure a coating on the optical fiber.

Abstract: An optical element can include a substrate comprising a Group VIA or fluoride-based non-oxide material and an adhesion layer disposed directly on the substrate. An anti-reflective coating stack is disposed directly on the adhesion layer. Methods for forming an optical element are also provided. The density and stress of the adhesion layer and layers of the anti-reflective coating stack are controlled to provide corrosion-resistant coatings on Group VIA or fluoride-based non-oxide substrates. Preferred substrate materials are materials that exhibit high transparency in the infrared.

Abstract: According to one or more embodiments disclosed herein, a glass sheet may be formed by a method which includes supplying a feed of molten glass to an upper surface of a pair of forming rolls, and rotating the pair of forming wheels to continuously form a glass sheet from the molten glass. The pair of forming rolls may be spaced apart by a forming gap, and the forming gap may have a width of less than or equal to about 800 microns. The molten glass may have a viscosity of less than or equal to about 200 poise. The glass sheet may have a thickness of less than or equal to about 800 microns immediately upon passing though the forming gap.

Abstract: Disclosed herein are glass pharmaceutical vials having sidewalls of reduced thickness. In embodiments, the glass pharmaceutical vial may include a glass body comprising a sidewall enclosing an interior volume. An outer diameter D of the glass body is equal to a diameter di of a glass vial of size X as defined by ISO 8362-1, wherein X is one of 2R, 3R, 4R, 6R, 8R, 10R, 15R, 20R, 25R, 30R, 50R, and 100R as defined by ISO 8362-1. However, the sidewall of the glass pharmaceutical vial comprises an average wall thickness Ti that is less than or equal to 0.85*s1, wherein s1 is a wall thickness of the glass vial of size X as defined by ISO 8362-1 and X is one of 2R, 3R, 4R, 6R, 8R, 10R, 15R, 20R, 25R, 30R, 50R, and 100R as defined by ISO 8362-1.

Abstract: Integrated circuit packages having electrical and optical connectivity and methods of making the same are disclosed herein. According to one embodiment, an integrated circuit package includes a glass substrate, an optical channel, and redistribution layers. The integrated circuit package further includes an integrated circuit chip positioned on the glass substrate and in optical communication with the optical channel and in electrical continuity with the redistribution layers.

Abstract: An electrical heater, an exhaust treatment assembly, and method of manufacture. The heater includes a resistive portion configured to generate heat when electrical current is passed therethrough. A plurality of slots extend into the resistive portion from an outer periphery of the resistive portion and define a serpentine current-carrying path extending through the resistive portion between a pair of electrode attachment portions. Each of the electrode attachment portions is connected to a respective end segment that is bounded between an outer periphery of the resistive portion and a respective first slot of the plurality of slots. At least one auxiliary slot in each of the end segments that extends from the outer periphery toward the first slot in a direction transverse to the first slot to bias current flow through a concentrated region adjacent to and extending along the first slot in each end segment.

Abstract: Methods, systems, devices, and substrates are described. In some examples, an apparatus may include optical components configured to adjust an input to a laser cutting optic for modifying a substrate (e.g., an optically transmissive substrate). In some examples, the optical components may include a beam deflector, a first optic configured to output a first laser beam with a first beam width, and a second optic configured to output a second laser beam with a second beam width. In some examples, the beam deflector may modify an optical path of a pulsed laser (e.g., through the first optic or through the second optic), which may result in an input to the laser cutting optic having a beam width corresponding to the first optic or the second optic. The different input beam widths may modify a line focus intensity of an output of the laser cutting optic when modifying the substrate.

Abstract: Methods and systems are described herein for inspection of a workpiece, such as a honeycomb body. The methods and systems include collecting a plurality of images of the honeycomb body, extracting measurement data from each of the plurality of images, converting the measurement data extracted from each image into a common frame of reference, and combining the measurement data together.

Abstract: An exhaust treatment method and apparatus for treating an exhaust stream flowing through an exhaust line housing in a downstream direction, the apparatus comprising a first particulate filter, an SCR unit, and a second particulate filter downstream of the SCR unit, all serially positioned in the exhaust line.

Abstract: A method includes heating a glass preform having a plurality of glass layers and drawing the glass preform in a distal direction to form a drawn glass sheet extending distally from the glass preform and having the plurality of glass layers. The drawn glass sheet is thinner than the glass preform. The drawn glass sheet can be rolled onto a collection spool. At least a portion of a glass layer can be removed from the drawn glass sheet. An exemplary glass sheet includes a first glass layer, a second glass layer adjacent to the first glass layer, and a thickness of at most about 0.1 mm. An exemplary ion exchanged glass sheet includes a thickness of at most about 0.1 mm and a surface layer that is under a compressive stress and extends into an interior of the glass sheet to a depth of layer.

Abstract: A method for inspecting a transparent workpiece comprises: directing light from an illumination source onto a plurality of defects formed in the transparent workpiece, wherein the plurality of defects extends in a defect direction, wherein the transparent workpiece comprises a first surface and a second surface; detecting a scattering image signal from light scattered by the plurality of defects using an imaging system, wherein an imaging axis of the imaging system extends at a non-zero imaging angle relative to the defect direction, wherein entireties of at least a subset of the plurality of defects are within a depth of field of the imaging system; and generating a three-dimensional image of at least one of the plurality of defects based on the scattering signal.

Abstract: A method of manufacturing a ceramic honeycomb structure by mixing a ceramic precursor batch composition having a median particle diameter less than or equal to about 10 ?m and at least one starch-based pore former having a median particle diameter greater than or equal to about 10 ?m. The method also includes forming a mixture of ceramic precursor batch composition and a starch-based pore former into a green ceramic structure having a web structure, and firing the green ceramic structure to yield a ceramic honeycomb structure.

Abstract: An electrical heater and method for heating a catalyst. The electrical heater includes a honeycomb body having a central axis extending longitudinally therethrough. The honeycomb body includes a matrix of intersecting walls forming a plurality of cells extending axially through the honeycomb body. A plurality of electrodes are positioned about an outer periphery of the honeycomb body. The plurality of electrodes are arranged into a plurality of pairs of electrodes that comprises at least a first pair of electrodes and a second pair of electrodes. Each pair of electrodes includes a first electrode and a second electrode. An electrode length of the electrodes along the outer periphery is proportional to a central current path length between center points of the electrodes of that pair of electrode. The electrode lengths of the electrodes of the first and second pairs of electrode are different.

Abstract: A method for firing a green honeycomb body and for manufacturing a cordierite honeycomb body. The honeycomb body is heated from an initial kiln temperature to a first kiln temperature that is from about 300° C. to 400° C., at an oxygen concentration greater than 16%. The honeycomb body is heated to a second kiln temperature that is from about 600° C. to 700° C. at a second heating rate of greater than 125° C./hr. The honeycomb body is heated to a third kiln temperature that is from about 800° C. to 900° C. at a third heating rate that is less than or equal to the second heating rate. The honeycomb body is heated to a fourth kiln temperature that is from about 1300° C. to 1450° C. at a fourth heating rate that is less than or equal to the third heating rate.

Abstract: The embodiments described herein relate to chemically and mechanically durable glass compositions and glass articles formed from the same. In embodiments, the glass composition may include 74-78 mol. % SiO2; X mol. % Al2O3, wherein X is 5-7; alkaline earth oxide comprising MgO and CaO, wherein: CaO is 0.1-1.0 mol. %; MgO is 4-7 mol. %; and a ratio (CaO (mol. %)/(CaO (mol. %)+MgO (mol. %)) is less than or equal to 0.5. The glass composition may further include Y mol. % alkali oxide, wherein the alkali oxide comprises 9-13 mol. % Na2O and less than or equal to 0.4 mol. % of a fining agent. The glass composition may be free of boron and compounds of boron.