Abstract: A method of connecting an optical element to a mount, the method including attaching a connector to an optical element with a first solder and heating the first solder with an ultrasonic heater to form a first soldering bond between the connector and the optical element, aligning the optical element within an inner opening of a mount, and attaching the connector to the mount with a second bond, wherein the first soldering bond is a polymer-free bond.

Abstract: A glass composition includes: greater than or equal to 40 mol % and less than or equal to 57 mol % SiO2; greater than or equal to 15 mol % and less than or equal to 30 mol % Al2O3; greater than or equal to 0 mol % and less than or equal to 10 mol % B2O3; greater than or equal to 0 mol % and less than or equal to 10 mol % P2O5; greater than or equal to 14 mol % and less than or equal to 17 mol % Na2O; greater than or equal to 0 mol % and less than or equal to 7 mol % K2O; and greater than or equal to 0 mol % and less than or equal to 3 mol % Li2O. R2O/Al2O; is greater than or equal to 0.8. B2O5+P2O5+K2O is greater than or equal to 3 mol % and less than or equal to 25 mol %.

Abstract: The present disclosure is directed to various embodiments of methods for making an optical fiber. The methods may include drawing an optical fiber from a hollow-core preform. The hollow-core preform may include an annular support structure with an inner surface defining an interior cavity. The interior cavity may include a tube in direct contact with the inner surface of the annular support structure. The tube may include a wall defining an internal opening, the internal opening having a sealed end. The drawing may include regulating a pressure of the internal cavity to a predetermined pressure.

Abstract: A pharmaceutical container comprises a glass body enclosing an interior volume of the pharmaceutical container. The glass body comprises a central axis extending through a geometric center of the interior volume, a wall thickness extending between an inner surface and an outer surface, a flange comprising an underside surface, a shoulder, and a neck extending between the flange and the shoulder. Within at least a portion of the neck, the outer surface extends inward toward the central axis such that at least a sloped portion of the outer surface is sloped inward towards the central axis adjacent the flange.

Abstract: Glass compositions include titania (TiO2), lanthanum oxide (La2O3), boron oxide (B2O3), silica (SiO2) as essential components and may optionally include zirconia (ZrO2), niobia (Nb2O5), calcium oxide (CaO), barium oxide (BaO), yttria (Y2O3), zinc oxide (ZnO), gadolinium oxide (Gd2O3), gallia (Ga2O3), tungsten oxide (WO3) and other components. The glasses may be characterized by high refractive index at 587.56 nm at comparably low density at room temperature.

Abstract: Solid lithium-ion ceramic electrolyte membranes have an average thickness of less than 200 micrometers. A constituent electrolyte material has an average grain size of less than 10 micrometers. The solid lithium-ion ceramic electrolyte is free-standing. Alternatively, solid lithium-ion electrolyte membranes have a composition represented by Li1+x?yMxM?2?x?yM?y(PO4)3, where M is a 3+ ion, M? is a 4+ ion, M? is a 5+ ion, 0?x?2 and 0?y?2.

Abstract: A vehicle interior system having a first frame having a first end and a second end and a second frame having a third end and a fourth end. The third end of the second frame is arranged proximal to the second end of the first frame, and the first frame and the second frame define a bending axis between the second end and the third end. A continuous cover material is bonded to the first and second frame and across the bending axis. The vehicle interior system also includes a first display device positioned in a first aperture of the first frame. The system has a first configuration in which the first frame is planar with the second frame and a second configuration in which the first frame is not planar with the second frame. The system is configured to reversibly transition between the first and second configurations.

Abstract: An air stable solid garnet composition, comprising: a bulk composition and a surface protonated composition on at least a portion of the bulk composition as defined herein, and the protonated surface composition is present on at least a portion of the exterior surface of the bulk composition at a thickness of from 0.1 to 10,000 nm. Also disclosed is a composite electrolyte structure, and methods of making and using the composition and the composite electrolyte structure.

Abstract: The disclosure relates to glass compositions having improved thermal tempering capabilities. The disclosed glass compositions have high coefficients of thermal expansion and Young's moduli, and are capable of achieving high surface compressions. A method of making such glasses is also provided.

Abstract: An optical metasurface includes a substrate and a plurality of nanostructures extending from a surface of the substrate and constructed of a material having an index of refraction. The plurality of nanostructures are arranged in a plurality of unit cells comprising a dimension that is less than or equal to twice an effective wavelength of light incident on the optical metasurface, divided by the sinusoid of a deflection angle that the optical metasurface is designed to deflect the light. The plurality of nanostructures are asymmetrically arranged along a deflection direction. A unit cell aspect ratio of the plurality of nanostructures is greater than or equal to 3, and a product of the unit cell aspect ratio and the index of refraction of the material is greater than or equal to 8.

Abstract: Laminates can comprise a substrate and a film. The film can comprise a film thickness from about 5 micrometers to about 400 micrometers and a tri-block copolymer comprising a first block positioned between two second blocks. The first block can be grafted with a first functional group. The first block can comprise a first glass transition temperature of about 0° C. or less. The two second blocks can each comprise a glass transition temperature of about 50° C. or more. A combined weight of the two second blocks can be from about 10 wt % to about 50 wt % of the tri-block copolymer. The film can comprise a refractive index from about 1.48 to about 1.55. Methods of forming a laminate can comprise disposing a film over a substrate. Methods can further comprise heating the film and the substrate to a first temperature and then a second temperature.

Abstract: A photonic lantern includes three or more optical fibers housed within a glass capillary, each optical fiber includes a core and a cladding. The photonic lantern tapers between a first and second end such that a diameter of the glass capillary is greater at the first end than the second end and the cladding of at least two of the three or more optical fibers comprises an up-down doped cladding doped with a dopant combination that includes an up-dopant and a down-dopant. The up-dopant increases and the down-dopant decreases the effective refractive index of the up-down doped cladding. The dopant combination decreases a material viscosity of the up-down doped cladding such that a difference in the effective refractive index between a silica cladding and the up-down doped cladding is greater in a tapered region and at the second end than at the first end.

Abstract: A glass manufacturing apparatus includes a stir chamber disposed on a base. The stir chamber includes an entry port attached to a first connector tube, a chamber conduit, and an elbow conduit. The apparatus also includes a second connector tube connected to the elbow conduit to deliver molten glass therefrom. At least a portion of the second connector tube extends at least partially upward in the vertical direction. The apparatus also includes a delivery vessel connected to the second connector tube. One of the base or the delivery vessel is attached to a reference point that is fixed in the vertical direction. The other one of the base or the delivery vessel is movable in response to thermal expansion of the second connector tube, which is independent of thermal expansion of the other one of the base or the delivery vessel.

Abstract: Apparatus and methods are disclosed which apply inorganic particles to a plugged honeycomb body comprising porous walls, an inlet end and an outlet end. The apparatus comprises a Venturi tube through which the particles flow into a duct system. Filtration articles comprise: a plugged honeycomb body; inorganic deposits disposed within the plugged honeycomb filter body having a porosity in a range of greater than 95% to less than or equal to 99.9% and an average thickness in a range of greater than or equal to 0.5 ?m to less than or equal to 50 ?m; and a clean filtration efficiency of greater than or equal to 85% as measured by a smoke filtration efficiency test.

Abstract: Embodiments of a deadfront article are provided. The deadfront article includes a substrate having a first surface and a second surface. The deadfront article also includes a semi-transparent layer disposed onto the second surface of the substrate. The semi-transparent layer has a region of a solid color or of a design of two or more colors, and the semi-transparent layer has a first optical density. Further, the deadfront article includes a contrast layer disposed onto the region. The contrast layer is configured to enhance visibility of the color(s) of the semi-transparent layer.

Abstract: An article includes a glass ceramic that has an amorphous silicate glass phase and a crystalline phase including a species of MxWO3 with 0<x<1 and M an intercalated dopant cation. The article further includes an aperture configured to be formed via local heating of a portion of the glass ceramic to a temperature that is above the softening point of the glass ceramic. The aperture comprises constituents of the silicate glass phase and the crystalline phase but is substantially free of the species of MxWO3. A ratio of a transmittance of the aperture to a transmittance of the glass ceramic not subject to the local heating is at least 6,000 with transmittance measured in %/mm at wavelengths from 500 nm to 1100 nm.

Abstract: The present disclosure is directed to methods and techniques for gob-pressing a glass part of challenging geometries, such as large surfaces with thin thickness as well as features positioned far from a centroid of the part.

Abstract: Articles and methods for temporary bonding of substrates are described. The articles include a photo-release layer to enable reversal of the temporary bonding upon exposure of the photo-release layer to light to separate the substrates. The method includes plasma treatment of the photo-release layer to increase the bonding energy. Higher bonding energy allows for processing of the article with greater mechanical force before separation. Plasma treatment also allows for temporary bonding with a thinner photo-release layer and a photo-release layer with low total thickness variation (TTV). Once separated from the article, a processed substrate can be bonded to other substrates.

Abstract: A method of forming an optical element is provided. The method includes producing silica-based soot particles using chemical vapor deposition, the silica-based soot particles having an average particle size of between about 0.05 ?m and about 0.25 ?m. The method also includes forming a soot compact from the silica-based soot particles and doping the soot compact with a halogen in a closed system by contacting the silica-based soot compact with a halogen-containing gas in the closed system at a temperature of less than about 1200° C.

Abstract: An optical fiber comprising: a core having an outer radius r1; a cladding having an outer radius r4<45 microns; a primary coating surrounding the cladding and having an outer radius r5 and a thickness tp>8 microns, the primary coating having in situ modulus EP of 0.35 MPa or less and a spring constant ?P<1.6 MPa, where ?P=2EP r4/tP; and a secondary coating surrounding said primary coating, the secondary coating having an outer radius r6, a thickness tS=r6?r5, in situ modulus ES of 1200 MPa or greater, wherein >10 microns and r6?85 microns. The fiber has a mode field diameter MFD greater than 8.2 microns at 1310 nm; a cutoff wavelength of less than 1310 nm; and a bend loss at a wavelength of 1550 nm, when wrapped around a mandrel having a diameter of 10 mm, of less than 1.0 dB/turn.