A mixed silver powder and a conductive paste comprising the powder are disclosed. The mixed silver powder is obtained by mixing two or more spherical silver powders having different properties from each other. The mixed powder may minimize the disadvantages of the respective types of the two or more powders and maximize the advantages thereof, thereby improving the characteristics of products. In addition, by comprehensively controlling the particle size distribution of surface-treated mixed silver powder and the particle diameter and specific gravity of primary particles, a high-density conductor pattern, a precise line pattern, and the suppression of aggregation over time can be simultaneously achieved.

A glass composition comprises a germanosilicate glass containing 5-35 mol % ZnO. The glass composition has a relatively high refractive index, good glass-forming ability, and UV-shielding properties.

A preparation method includes the following steps: Step (1): pressing and then drying body powder to form a green brick; Step (2): applying a ground coat on the surface of the green brick; Step (3): inkjet-printing a pattern on the surface of the green brick having the ground coat, and applying an isolation glaze; Step (4): applying a fully polished glaze on the surface of the green brick having the isolation glaze; and Step (5): drying, firing, and polishing the green brick having the fully polished glaze to obtain a hard wear-resistant polished glazed ceramic tile. The phase composition of the fired fully polished glaze is as follows: 10 to 20 percent by weight of corundum, 20 to 30 percent by weight of hyalophane, 0.5 to 1.0 percent by weight of hematite, and 50 to 68 percent by weight of amorphous phase.

A glass includes: a plurality of components (in wt.-%) as follows:

TABLE-US-00001 Component Proportion (% by weight) SiO.sub.2 50-80  Al.sub.2O.sub.3 0-10 B.sub.2O.sub.3 0-15 Li.sub.2O 0-20 Na.sub.2O 0-20 K.sub.2O 0-25 BaO 0-10 CaO 0-10 MgO 0-10 ZnO 0-10 La.sub.2O.sub.3 0-20 TiO.sub.2 0-5  Cl 0-3  MnO.sub.2 0.2-5.0  Cr.sub.2O.sub.3 0.05-3.0,.sup. 
a sum of a plurality of proportions of Li.sub.2O, Na.sub.2O and K.sub.2O being in a range of from 5.0 to 30.0 wt.-%, a sum of a plurality of amounts of MnO.sub.2 and Cr.sub.2O.sub.3 being at least 0.3 wt.-%, and a ratio of a plurality of proportions of MnO.sub.2 (in wt.-%) and Cr.sub.2O.sub.3 (in wt.-%) being in a range of from 1.5:1 to 12.5:1.

A patterned article that includes: an alkali silicate glass substrate comprising a thickness and a primary surface, the substrate having a bulk composition; a patterned region defined by at least a portion of the primary surface; and a compressive stress region that extends from the at least a portion of the primary surface to a first depth within the substrate. The patterned region comprises a surface roughness (Ra) from about 1 nm to about 600 nm and at least one of a plurality of protrusions and a plurality of depressions. Further, each of the compressive stress region and the patterned region comprises a concentration of at least one alkali metal ion that is different than the concentration of the at least one alkali metal ion in the bulk composition.

A ceramic glass for cooktop includes a glass material having an uneven layer formed on an upper surface of the glass material. A color difference meter value L of the ceramic glass ranges from 90 to 100. The glass material includes Li.sub.2O, Al.sub.2O.sub.3, and SiO.sub.2. A heat shock temperature of the ceramic glass ranges from 525° C. to 575° C. The ceramic glass implements a surface roughness Ra of 0.1 μm or less and surface roughness Rz of 0.8 μm or less through a polishing operation. The surface roughness Ra corresponds to an average length between at least one peak of the uneven layer and at least one valley of the uneven layer. The surface roughness Rz corresponds to a vertical distance between the at least one peak of the uneven layer and the at least one valley of the uneven layer.

Disclosed is a method for producing a sulfide-based solid electrolyte containing an alkali metal, a sulfur element, a phosphorus element and a halogen element, including performing a reaction of an alkali metal sulfide and a substance containing at least one element of a sulfur element, a phosphorus element and a halogen element in an organic solvent having an electron-withdrawing group. The method provides a sulfide-based solid electrolyte having a high ion conductivity.

A chemically temperable borosilicate glass article has a low boron content and a corresponding Na.sub.2O content. The articles have good diffusivities and hydrolytical resistance values. When chemically tempered, the borosilicate glass article exhibits a compressive stress CS >400 MPa and a penetration depth DoL >20 μm. A pharmaceutical primary packaging including the borosilicate glass article is also disclosed.

A housing part for an electrical device, which is an electrical storage device, a sensor housing, a battery, a microbattery, or a capacitor, the housing part including: a feedthrough, the housing part or a base body which is a part of the housing part including the feedthrough, the feedthrough having at least one opening, the at least one opening having a wall with a reduced enclosure length EL.sub.red, the at least one opening configured for receiving a conductive material or a conductor in a glass material or a glass-ceramic material, the reduced enclosure length EL.sub.red being in a range of 0.05 mm to 0.6 mm, 0.1 mm to 0.5 mm, 0.1 mm to 0.4 mm, or 0.15 mm to 0.2 mm.

Embodiments of a article including include a substrate and a patterned coating are provided. In one or more embodiments, when a strain is applied to the article, the article exhibits a failure strain of 0.5% or greater. Patterned coating may include a particulate coating or may include a discontinuous coating. The patterned coating of some embodiments may cover about 20% to about 75% of the surface area of the substrate. Methods for forming such articles are also provided.