Glass-based articles are disclosed having a thickness in a range of from about 0.2 mm to about 4.0 mm, a first compressive stress layer extending from a first surface of the glass-based article to a first depth of compression that is in a range of from about 5% to about 20% of the thickness, a second compressive stress layer extending from a second surface of the glass-based article to a second depth of compression that is in a range of from about 5% to about 20% of the thickness, wherein the second surface is opposite the first surface, and a central region extending from the first depth of compression to the second depth of compression and having a maximum tensile stress in a range of from about 0.5 MPa to about 20 MPa. Electronic devices comprising the glass-based articles and methods of making glass-based articles are also disclosed.

An automotive LiDAR glazing with at least one glass sheet having an absorption coefficient lower than 5 m.sup.−1 in the wavelength range from 750 to 1650 nm and having an external face and an internal face. An infrared-based remote sensing device emitting and/or receiving p-polarized laser signal in the wavelength range from 750 to 1650 nm is placed on the internal face of the glass sheet.

A glass includes SiO.sub.2 in an amount of at least 60.0 wt.-% and an amount of MoO.sub.3 from 0.1 ppm to 30.0 ppm. Molybdenum is present in such oxidation states that a transmittance at a wavelength of 260 nm is at least 65.0% at a reference thickness of 1.0 mm.

A glass includes SiO.sub.2 in an amount of at least 60.0 wt.-% and an amount of MoO.sub.3 from 0.1 ppm to 30.0 ppm. Molybdenum is present in such oxidation states that a transmittance at a wavelength of 260 nm is at least 65.0% at a reference thickness of 1.0 mm.

Aluminosilicate glass, chemically strengthened glass, and an application are provided. After the aluminosilicate glass is chemically strengthened, a glass substrate featuring a good mechanical strength and high chemical stability can be obtained, thereby meeting a requirement of cover glass for a glass material. The aluminosilicate glass does not include a B element and a P element, and includes at least silicon oxide, aluminium oxide, alkali metal oxide, and gallium oxide. The alkali metal oxide is at least one of lithium oxide and sodium oxide. The glass is used for production of the cover glass.

Aluminosilicate glass, chemically strengthened glass, and an application are provided. After the aluminosilicate glass is chemically strengthened, a glass substrate featuring a good mechanical strength and high chemical stability can be obtained, thereby meeting a requirement of cover glass for a glass material. The aluminosilicate glass does not include a B element and a P element, and includes at least silicon oxide, aluminium oxide, alkali metal oxide, and gallium oxide. The alkali metal oxide is at least one of lithium oxide and sodium oxide. The glass is used for production of the cover glass.

The present invention relates to a glass substrate, having a specific matrix composition and including an etched surface having the number of protrusions of 400 or more and 2,000 or less on at least one of main surfaces, in which the number of protrusions is obtained by measuring a region of 285.12 μm×213.77 μm with a laser microscope to obtain XYZ data of a surface shape, and conducting a shape analysis of the XYZ data by using an image processing software SPIP manufactured by Image Metrology.

Provided is a wavelength conversion member that is less decreased in luminescence intensity with time by irradiation with light of an LED or LD and a light emitting device using the wavelength conversion member. A wavelength conversion member is formed of an inorganic phosphor dispersed in a glass matrix, wherein the glass matrix contains, in % by mole, 30 to 85% SiO.sub.2, 0 to 20% B.sub.2O.sub.3, 0 to 25% Al.sub.2O.sub.3, 0 to 3% Li.sub.2O, 0 to 3% Na.sub.2O, 0 to 3% K.sub.2O, 0 to 3% Li.sub.2O+Na.sub.2O+K.sub.2O, 0 to 35% MgO, 0 to 35% CaO, 0 to 35% SrO, 0 to 35% BaO, 0.1 to 45% MgO+CaO+SrO+BaO, and 0 to 4% ZnO, and the inorganic phosphor is at least one selected from the group consisting of an oxide phosphor, a nitride phosphor, an oxynitride phosphor, a chloride phosphor, an oxychloride phosphor, a halide phosphor, an aluminate phosphor, and a halophosphate phosphor.

Provided is a wavelength conversion member that is less decreased in luminescence intensity with time by irradiation with light of an LED or LD and a light emitting device using the wavelength conversion member. A wavelength conversion member is formed of an inorganic phosphor dispersed in a glass matrix, wherein the glass matrix contains, in % by mole, 30 to 85% SiO.sub.2, 0 to 20% B.sub.2O.sub.3, 0 to 25% Al.sub.2O.sub.3, 0 to 3% Li.sub.2O, 0 to 3% Na.sub.2O, 0 to 3% K.sub.2O, 0 to 3% Li.sub.2O+Na.sub.2O+K.sub.2O, 0 to 35% MgO, 0 to 35% CaO, 0 to 35% SrO, 0 to 35% BaO, 0.1 to 45% MgO+CaO+SrO+BaO, and 0 to 4% ZnO, and the inorganic phosphor is at least one selected from the group consisting of an oxide phosphor, a nitride phosphor, an oxynitride phosphor, a chloride phosphor, an oxychloride phosphor, a halide phosphor, an aluminate phosphor, and a halophosphate phosphor.

A laminate sheet article including: a core including an electrical semi-conductor or an electrical conductor; and a continuous glass clad layer on at least four of six sides the core of the sheet article. Also disclosed is an apparatus for making a sheet laminate article as defined herein. Also disclosed is a method of making and using the article.