TECHNOLOGY FOCUS - CERAMICS AND GLASS - Preferred Composition: The glass frit composition further contains (in weight%) sodium oxide (1-10). The transition-metal oxide is chosen from manganese oxide, manganese dioxide, cobalt oxide (Co3O4, Co2O3 or CoO), titanium oxide, vanadium oxide and copper oxide. The lanthanide oxide is chosen from cerium oxide, praseodymium phosphate, europium oxide, terbium oxide, neodymium oxide and samarium oxide. The glass frit composition is chosen from zinc oxide-silica-boron oxide-alumina-barium oxide-phosphorus pentoxide-cerium oxide-cobalt oxide, zinc oxide-silica-boron oxide-barium oxide-phosphorus pentoxide-manganese oxide-cobalt oxide-cerium oxide-copper oxide, zinc oxide-silica-boron oxide-alumina-barium oxide-phosphorus pentoxide-manganese oxide-cobalt oxide-cerium oxide, zinc oxide-silica-boron oxide-barium oxide-phosphorus pentoxide-manganese oxide-copper oxide, zinc oxide-silica-boron oxide-barium oxide-phosphorus pentoxide-manganese oxide, zinc oxide-silica-boron oxide-alumina-barium oxide-phosphorus pentoxide-sodium oxide-cerium oxide, zinc oxide-silica-boron oxide-barium oxide-phosphorus pentoxide-sodium oxide-cobalt oxide, zinc oxide-silica-alumina-barium oxide-phosphorus pentoxide-manganese oxide-copper oxide, zinc oxide-silica-boron oxide-alumina-barium oxide-phosphorus pentoxide-sodium oxide-manganese oxide-cobalt oxide-cerium oxide, zinc oxide-silica-boron oxide-alumina-barium oxide-phosphorus pentoxide-neodymium oxide-cobalt oxide, zinc oxide-silica-boron oxide-barium oxide-phosphorus pentoxide-manganese oxide-cobalt oxide-terbium oxide-copper oxide, and zinc oxide-silica-boron oxide-alumina-barium oxide-phosphorus pentoxide-manganese oxide-cobalt oxide-praseodymium oxide. Preferred Properties: The glass frit composition has average particle size of 0.5-20 mu m, moisture content of 5% or less, and thermal expansion coefficient of 50x 10-7/ degrees C to 150x 10-7/ degrees C.    TECHNOLOGY FOCUS - ORGANIC CHEMISTRY - Preferred Composition: The organic solvent is chosen from butylcarbitol acetate, butylcarbitol, propyleneglycol monomethylether, dipropyleneglycol monomethylether, propyleneglycol monomethylether propionate, ethylether propionate, propyleneglycol monomethylether acetate, terpenol, texanol, dimethylamino formaldehyde, methyl ethyl ketone, ( gamma )-butyrolactone, and ethyl lactate. The aluminum powder is spherical, non-spherical or flake-shaped, has purity of 80% or more, and average particle size of 1-30 mu m, and includes silver, boron, gallium, indium, thallium and/or silicon. The additive is chosen from oleic acid, maleic acid, palmitic acid, myristic acid, lauric acid, stearic acid, antifoaming agent, dispersant, and plasticizer.    TECHNOLOGY FOCUS - POLYMERS - Preferred Composition: The aluminum paste composition comprises (in weight%) aluminum powder (40-90), inorganic binder (0.1-10) and organic vehicle (1-50). The organic vehicle is a mixture containing organic binder (1-50), organic solvent (45-95), and additive (0.1-10). The organic binder is chosen from methyl cellulose, ethyl cellulose, nitro cellulose, hydroxyl cellulose, acrylic resin, alkyd resin, polypropylene based resin, polyvinyl chloride based resin, polyurethane based resin, epoxy based resin, silicone based resin, rosin based resin, terpene based resin, phenol based resin, aliphatic petroleum resin, acrylate based resin, xylene based resin, coumarone indene based resin, styrene based resin, dicyclopentadiene based resin, polybutene based resin, polyether based resin, urea based resin, melamine based resin, vinyl acetate based resin and polyisobutyl based resin.