A dielectric composition that contains a first complex oxide represented by (Bi.sub.xNa.sub.1−x)TiO.sub.3—CaTiO.sub.3 and having a perovskite structure as a main component; and at least one second complex oxide having a perovskite structure selected from the group consisting of BaZrO.sub.3, SrZrO.sub.3, CaZrO.sub.3, NaNbO.sub.3, and NaTaO.sub.3 as an auxiliary component. A tolerance factor t when the at least one second complex oxide is BaZrO.sub.3, NaNbO.sub.3, or NaTaO.sub.3 is 0.9016≤t≤0.9035, a tolerance factor t when the at least one second complex oxide is SrZrO.sub.3 is 0.9005≤t≤0.9025, and a tolerance factor t when the at least one second complex oxide is CaZrO.sub.3 is 0.9000 t<0.9020.

An amorphous dielectric includes a compound represented by A.sub.1+αBO.sub.xN.sub.y. −0.3≤α≤0.3, 0<x≤3.50, 0≤y≤1.00, and 6.70≤2x+3y≤7.30 are satisfied. A sum of an average valence of A-site ions and an average valence of B-site ions is 6.70 to 7.30.

A mould for manufacturing a packing member from a liquid ceramic composition. The mould including a first part and a second part, wherein the first part and/or the second part comprise an open mould cavity and wherein the first and second parts are operable to engage to form a closed mould cavity, wherein the mould further includes a reservoir forming member, and wherein the mould is operable to be moved from an open position in which the first and second parts are at least partially spaced such that the reservoir member forms a reservoir cavity and the mould cavity is open, to a partially closed position in which the location of the reservoir cavity has moved with respect to the mould cavity and/or the volume of the reservoir cavity has reduced, and then to a closed position in which the first and second parts are engaged such that the mould cavity is closed.

A solid electrolyte, in which a part of an element contained in a mobile ion-containing material is substituted, and an occupied impurity level that is occupied by electrons or an unoccupied impurity level that is not occupied by electrons is provided between a valence electron band and a conduction band of the mobile ion-containing material, and a smaller energy difference out of an energy difference between a highest level of energy in the occupied impurity level and an energy and a LUMO level difference between a lowest level of energy in the unoccupied impurity level and a HOMO level is greater than 0.3 eV.

The present invention relates to a conductive porous ceramic substrate and a method of manufacturing the same, and more particularly to a conductive porous ceramic substrate, in which a porous ceramic substrate used as a chuck or stage for fixing a thin semiconductor wafer substrate or display substrate through vacuum adsorption is imparted with antistatic performance so as to prevent the generation of static electricity, and a method of manufacturing the same.

The present invention relates to a conductive porous ceramic substrate and a method of manufacturing the same, and more particularly to a conductive porous ceramic substrate, in which a porous ceramic substrate used as a chuck or stage for fixing a thin semiconductor wafer substrate or display substrate through vacuum adsorption is imparted with antistatic performance so as to prevent the generation of static electricity, and a method of manufacturing the same.

The present invention relates to a conductive porous ceramic substrate and a method of manufacturing the same, and more particularly to a conductive porous ceramic substrate, in which a porous ceramic substrate used as a chuck or stage for fixing a thin semiconductor wafer substrate or display substrate through vacuum adsorption is imparted with antistatic performance so as to prevent the generation of static electricity, and a method of manufacturing the same.

A ceramic electronic component includes a ceramic body and an external electrode including an end surface region on an end surface of the ceramic body and a side surface region on a side surface of the ceramic body. The side surface region includes a first end portion electrically connected to the end surface region, and a second end portion opposite to the first end portion. At at least a portion where an internal electrode is led out, the end surface region includes a high glass content layer in contact with the ceramic body. At least the second end portion and a vicinity thereof includes a low glass content layer in contact with the ceramic body. At least a portion of the side surface region includes a surface with the low glass content layer exposed.

A ceramic electronic component includes a ceramic body and an external electrode including an end surface region on an end surface of the ceramic body and a side surface region on a side surface of the ceramic body. The side surface region includes a first end portion electrically connected to the end surface region, and a second end portion opposite to the first end portion. At at least a portion where an internal electrode is led out, the end surface region includes a high glass content layer in contact with the ceramic body. At least the second end portion and a vicinity thereof includes a low glass content layer in contact with the ceramic body. At least a portion of the side surface region includes a surface with the low glass content layer exposed.

A method for forming a sintered composition including providing a slurry precursor including a lithium-, sodium-, or magnesium-based compound; tape casting the slurry precursor to form a green tape; and sintering the green tape at a temperature in a range of 500° C. to 1350° C. for a time in a range of less than 60 min to form a sintered composition, such that the slurry precursor further includes a solvent and dispersant. The dispersant may include an amine compound, a carboxylic acid compound, or combinations, mixtures, or salts thereof.