Abstract: An optical imaging system for cell culture monitoring is provided. The system includes an illumination segment having an illumination source and a collimating lens positioned between a first surface of a cell culture vessel and the illumination source. The illumination source and the collimating lens are arranged to transmit light through the first surface at an angle oblique to the first surface of the cell culture vessel. The system also includes a detection segment having a detector and a lens positioned between the first surface of the cell culture vessel and the detector. The lens focuses light to the detector through an aperture stop, and the detector receives light that exits the first surface of the cell culture vessel at an angle oblique to the first surface.

Abstract: A silica-based substrate includes a glass phase and a dispersed phase having carbon, such that the silica-based substrate has a thickness of at least 10 gm. Also disclosed is a method of forming a silica-based substrate, the method including contacting a porous silica soot preform with an organic solution having at least one hydrocarbon precursor to form a doped silica soot preform and heating the doped silica soot preform in an inert atmosphere to form the silica-based substrate.

Abstract: A method of plugging channels of a honeycomb body and a honeycomb body including plugged channels. The method includes applying a shear force to a plugging mixture including a plurality of inorganic particles, clay, and a liquid vehicle to alter the viscosity of the plugging mixture from a first viscosity prior to the vibrating to a second viscosity which is less than the first viscosity. A honeycomb body is placed into contact with the plugging mixture such that a portion of the plugging mixture having the second viscosity flows into the plurality of channels. Application of the shear force is stopped or reduced to increase the viscosity of the portion of the plugging mixture in the plurality of channels to greater than the first viscosity.

Abstract: Disclosed herein are modular molten glass delivery apparatuses and glass manufacturing apparatuses including the same. A module of a modular molten glass delivery apparatus includes a lower carriage comprising a plurality of lower carriage rollers. An upper rail system is supported on the lower carriage. The upper rail system includes upper support rails oriented at an elevation angle ? greater than 0 degrees relative to horizontal. The module further includes an upper carriage. The upper carriage includes a base plate oriented at an elevation angle ? greater than 0 degrees relative to horizontal and a plurality of upper carriage rollers engaged with the upper support rails of the upper rail system to facilitate translation of the upper carriage on the upper rail system. A support frame is coupled to the base plate and a molten glass delivery conduit assembly is supported on the base plate within the support frame.

Abstract: Embodiments of a transparent glass-based material comprising a glass phase and a second phase that is different from and is dispersed in the glass phase are provided. The second phase may comprise a crystalline or a nanocrystalline phase, a fiber, and/or glass particles. In some embodiments, the second phase is crystalline. In one or more embodiments, the glass-based material has a transmittance of at least about 88% over a visible spectrum ranging from about 400 nm to about 700 nm and a fracture toughness of at least about 0.9 MPA·m½, and wherein a surface of the glass-based material, when scratched with a Knoop diamond at a load of at least 5 N to form a scratch having a width w, is free of chips having a size of greater than 3 w.

Abstract: Methods of firing ceramic honeycomb bodies are disclosed that include heating the ceramic honeycomb bodies and blocking furnace gases from flowing through the ceramic honeycomb body by placing an aluminum metal layer adjacent an endface of the honeycomb body. Heating removes organic pore-forming material and graphite pore-forming material in the ceramic honeycomb body. The aluminum metal layer oxidizes to form a porous Al2O3 layer after firing to a first temperature, and furnace gases flow through the ceramic honeycomb body.

Abstract: A manufacturing system includes a tape advancing through the manufacturing system and a station of the manufacturing system. The tape includes a first portion having grains of an inorganic material bound by an organic binder. The station of the manufacturing system receives the first portion of the tape and prepares the tape for sintering by chemically changing the organic binder and/or removing the organic binder from the first portion of the tape, leaving the grains of the inorganic material, to form a second portion of the tape and, at least in part, prepare the tape for sintering.

Abstract: Provided herein are measurement systems including a micrometer assembly for receiving a length of tubing, the micrometer assembly including a plurality of non-contact optical micrometers disposed around the length of tubing for measuring an outer diameter (OD) at a first plurality of positions along a circumference of the length of tubing. The measurement system may further include a displacement gauge assembly for receiving the length of tubing from the optical micrometer assembly, the displacement gauge assembly including a plurality of non-contact gauges disposed around the length of tubing for measuring a wall thickness at a second plurality of positions along the circumference of the length of tubing. A controller receives the OD measurements and thickness measurements, and determines an inner diameter and a concentricity of the length of glass tubing based on an index of refraction of the length of glass tubing, the OD measurements, and the thickness measurements.

Abstract: A method of forming a carrier wafer includes the steps of: lapping a first surface and a second surface of the carrier wafer such that the carrier wafer is substantially flat, the carrier wafer comprising a glass, glass-ceramic or ceramic material, wherein the carrier wafer has a diameter of from 250 mm to 450 mm and a thickness of from 0.5 mm to 2 mm after lapping; and polishing the first surface of the carrier wafer with at least one of a differential pressure, a differential speed or a differential time between a center portion and an edge portion of the carrier wafer such that the first surface has a convex or concave shape.

Abstract: A cell culture matrix for a perfusion-flow fixed-bed reactor is provided. The cell culture matrix includes a substrate having a porous sheet for adhering cells thereto. The sheet has a first side, a second side opposite the first side, a thickness separating the first side and the second side, and a plurality of openings formed in the substrate, arrayed in a regular pattern, and passing through the thickness of the substrate. The porous sheet is wound into a cylindrical shape having a plurality of wound layers, and the cell culture matrix does not include a spacer material or physical barrier between the plurality of wound layers of the substrate.

Abstract: Embodiments of a curved vehicle display including a display module having a display surface, a curved glass substrate disposed on the display surface having a first major surface, a second major surface having a second surface area, and a thickness in a range from 0.05 mm to 2 mm, wherein the second major surface comprises a first radius of curvature of 200 mm or greater, wherein, when the display module emits a light, the light transmitted through the glass substrate has a substantially uniform color along 75% or more of the second surface area, when viewed at a viewing angle at a distance of 0.5 meters from the second surface. Methods of forming a curved vehicle display are also disclosed.

Abstract: One or more aspects of the disclosure pertain to an article including a film disposed on a glass substrate, which may be strengthened, where the interface between the film and the glass substrate is modified, such that the article has an improved average flexural strength, and the film retains key functional properties for its application. Some key functional properties of the film include optical, electrical and/or mechanical properties. The bridging of a crack from one of the film or the glass substrate into the other of the film or the glass substrate can be suppressed by inserting a nanoporous crack mitigating layer between the glass substrate and the film.

Abstract: Disclosed herein are glasses that present several advantages over traditional glass compositions used in optical applications. The glasses disclosed herein have a low devitrification tendency and can be processed by melt quenching and formed into macroscopic components. The glasses have high glass thermal stability indices and are chemically durable. The glasses disclosed herein are transparent when heat treated in air or oxygen and have high refractive indices and low density, as well, making them suitable for optical applications.

Abstract: A multi core optical fiber that includes a plurality of cores disposed in a cladding. The plurality of cores include a first core and a second core. The first core has a first propagation constant ?1, the second core has a second propagation constant ?2, the cladding has a cladding propagation constant ?0, and (I).

Abstract: A textured glass article includes: a body comprising an aluminosilicate glass comprising greater than or equal to 16 wt % Al2O3, the body having at least a first surface; and a plurality of polyhedral surface features extending from the first surface, each of the plurality of polyhedral surface features comprising a base on the first surface, a plurality of facets extending from the first surface, and a surface feature size at the base greater than or equal to 10 ?m and less than or equal to 350 ?m, wherein the plurality of facets of each polyhedral surface feature converge toward one another.

Abstract: The disclosure provides high viscosity, organic resin systems incorporating inorganic materials. The resin systems incorporate glasses, glass ceramics, or ceramics in high load levels and are particularly useful for development of three dimensional articles and in additive manufacturing processes. Processes for making the resin systems are also provided.

Abstract: A glass-ceramic includes a silicate-containing glass and crystals within the silicate-containing glass. The crystals include non-stoichiometric tungsten and/or molybdenum sub-oxides, and the crystals are intercalated with dopant cations.

Abstract: A microcavity dish (10) for cultivating cells includes a dish body including a sidewall (16) that encloses a cell culture chamber within the dish body. The dish body has a top and a bottom (12). The bottom includes a cell culturing substrate comprising an array of microcavities (46). The sidewall includes a transition portion (30) that divides the sidewall into an upper portion and a lower portion that is offset inward relative to the upper portion defining a liquid medium delivery surface (26) that extends at least partially along an interior surface (28) of the sidewall and slopes toward the bottom.

Abstract: In embodiments, a glass composition may include: greater than or equal to 71 mol. % and less than or equal to 83 mol. % SiO2; greater than or equal to 1 mol. % and less than or equal to 11 mol. % Al2O3; greater than or equal to 5 mol. % and less than or equal to 18 mol. % alkali oxide, the alkali oxide comprising greater than 3 mol. % Li2O and at least one of Na2O and K2O; greater than or equal to 1 mol. % and less than or equal to 8 mol. % alkaline earth oxide, the alkaline earth oxide comprising MgO and at least one of CaO, BaO, and SrO; and at least one of TiO2, ZrO2, HfO2, La2O3 and Y2O3, wherein TiO2+ZrO2+HfO2+La2O3+Y2O3 is greater than 0 mol. % and less than or equal to 6 mol. % and Al2O3+TiO2+ZrO2+HfO2+La2O3+Y2O3 is greater than or equal to 2 mol. % and less than or equal to 12 mol. %.

Abstract: Glass-based articles comprise stress profiles providing improved fracture resistance. The glass-based articles herein provide high fracture resistance after multiple drops.