The present invention relates to a glass-ceramic article comprising at least one substrate, such as a plate, made of glass-ceramic, said substrate being coated in at least one area with at least one enamel coating such that:

1) said enamel has a gloss at 60 of less than 40,

2) the coverage rate of said enamel in said area coated with said coating is 40 to 80%,

3) said enamel preferably: 3a) is free of pigments in the form of mica or aluminum oxide or silica particles coated with metal oxides or combinations of metal oxides, and 3b) has a roughness Ra greater than or equal to 0.4 m and/or a luminosity L* greater than 50.

A light generator comprises a light conversion device and a light source arranged to apply a light beam to the light conversion element. The light conversion device includes an optoceramic or other solid phosphor element comprising one or more phosphors embedded in a ceramic, glass, or other host, a metal heat sink, and a solder bond attaching the optoceramic phosphor element to the metal heat sink. The optoceramic phosphor element does not undergo cracking in response to the light source applying a light beam of beam energy effective to heat the optoceramic phosphor element to the phosphor quenching point.

A nanocomposite includes: a matrix phase; and a functional area disposed in the matrix phase. The functional area contains monocrystal fine particles.

The present disclosure describes spill retention mechanisms for cooktops and other substrates. The spill retention mechanisms can hinder the movement of liquids primarily due to the physical attributes of the mechanisms, unlike hydrophobic mechanisms which hinder movement primarily due to the chemical attributes of the hydrophobic material.

The present disclosure relates to a conductive Solid Oxide Fuel Cell (SOFC) electrolyte composition that is compatible with Low Temperature Co-fired Ceramic (LTCC). The conductive SOFC electrolyte composition comprises gadolinium doped ceria, glass composite and additives. The conductive SOFC electrolyte composition is physically and chemically compatible with the LTCC. A process for preparing a conductive SOFC electrolyte composition is also provided in the present disclosure.

A method for locally introducing a light emitter or a plasmonic element into a light guide is provided. The method (300) comprising the acts of: applying (302) a printing head (100) to a surface (204) of the light guide (202, 404), the printing head (100, 200) comprising an insertion portion (102) comprising the light emitter (106) or the plasmonic element and a heating element (108), heating (304) the heating element (108) such that a portion (205) of the surface (204) of the light guide (202, 404) is locally heated, pressing (306) the printing head (100, 200) into the light guide (202, 404) such that at least a portion (208) of the insertion portion (102) is inserted into the light guide (202, 404), introducing (308) the light emitter (106) or the plasmonic element (500) into the light guide (202, 404) via the insertion portion (102). A printing head (100, 200) for locally introducing a light emitter (106) or a plasmonic element (500) into a light guide (202, 404) is also provided. A light guide (202, 404) comprising a light emitter (106) or a plasmonic element (200) introduced into the light guide (202, 404) by use of the method (300) or the printing head (100, 200) is further provided.

A lithium ion conductor includes a first lithium ion conductor that contains at least one selected from among oxide crystals and glass ceramics, and a second lithium ion conductor that has a sintering temperature of not more than 600 C. The lithium ion conductivity of the first lithium ion conductor is higher than the lithium ion conductivity of the second lithium ion conductor.

A chip resistor includes an insulating substrate made of alumina, a pair of electrodes disposed on an upper surface of the insulating substrate, a glass glaze layer made of glass disposed on the upper surface of the insulating substrate, and a resistive element disposed on the upper surface of the glass glaze layer. The resistive element is disposed between the pair of electrodes. The softening point of the glass of the glass glaze layer ranges from 580 C. to 760 C. This chip resistor prevents the resistive element from being peeled off.

A transparent timepiece component, in particular a watch glass, has a substantially planar or curved interior surface, and has mainly a transparent material colored by a zone of modified chemical composition within the component through an introduction of at least one coloring chemical element of the transparent material, this zone of modified chemical composition extending in one part only of the total thickness of the timepiece component.

An optical material including: a silica host; and a Praseodymium dopant; wherein the Praseodymium atoms are configured to form nanoclusters in the silica host. In addition, the optical material may include an Ytterbium co-dopant. The nanoclusters include Ge, Te, Ta, Lu and/or F, Cl to minimize multi-phonon quenching. Moreover, the nanoclusters may be encapsulated in a low phonon energy shell to minimize energy transfer to the host matrix.