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4834results about How to "Prevent peeling" patented technology

Light-emitting device of gallium nitride compound semiconductor

A light-emitting diode of GaN compound semiconductor emits a blue light from a plane rather than dots for improved luminous intensity. This diode includes a first electrode associated with a high-carrier density n+ layer and a second electrode associated with a high-impurity density [iH-layer] H-layer. These electrodes are made up of a first Ni layer (110 ANGSTROM thick), a second Ni layer (1000 ANGSTROM thick), an Al layer (1500 ANGSTROM thick), a Ti layer (1000 ANGSTROM thick), and a third Ni layer (2500 ANGSTROM thick). The Ni layers of dual structure permit a buffer layer to be formed between them. This buffer layer prevents the Ni layer from peeling. The direct contact of the Ni layer with GaN lowers a drive voltage for light emission and increases luminous intensity.
Owner:TOYODA GOSEI CO LTD +1

Light emitting element mounting member, and semiconductor device using the same

ActiveUS20060198162A1Efficiently dissipateSuperior cooling propertyLaser detailsDischarge tube luminescnet screensEngineeringSemiconductor
The object of the present invention is to provide a light-emitting element mounting member and a semiconductor device using the same that is easy to process and that allows adequate heat dissipation. A light-emitting element mounting member 200 includes: a substrate 2 including an element mounting surface 2a mounting a semiconductor light-emitting element 1 and first and second conductive regions 21, 22 disposed on the element mounting surface 2a and connected to the semiconductor light-emitting element 1; a reflective member 6 including a reflective surface 6a defining an internal space 6b for housing the semiconductor light-emitting element 1 and containing a metal disposed on the element mounting surface 1a; and a metal layer 13 disposed on the reflective surface 6a. The reflective surface 6a is sloped relative to the element mounting surface 2a so that a diameter of the internal space 6b is greater away from the element mounting surface 2a.
Owner:SUMITOMO ELECTRIC IND LTD

Semiconductor device and method of manufacturing the same

To provide a method for manufacturing a semiconductor device including a transfer step that is capable of controlling the adhesiveness of a substrate and an element-formed layer in the case of separating the element-formed layer including a semiconductor element or an integrated circuit formed over the substrate from the substrate and bonding it to another substrate. An adhesive agent made of a good adhesiveness material is formed between the semiconductor element or the integrated circuit comprising plural semiconductor elements formed over the substrate (a first substrate) and the substrate, and thus it is possible to prevent a semiconductor element from peeling off a substrate in manufacturing the semiconductor element, and further, to make it easier to separate the semiconductor element from the substrate by removing the adhesive agent after forming the semiconductor element.
Owner:SEMICON ENERGY LAB CO LTD

Case for portable equipment

A case of a portable equipment for communication to an external system comprises a body portion and an operation portion acting as a function member. At least a portion of the case is provided with a decorative film having a resin film having transparency and a print layer printed on a back surface of the resin film in a predetermined pattern, and a resin base member formed on a back surface of the decorative film so as to contact the print layer. The front surface of the decorative layer is exposed as a most outside surface of the case.
Owner:DENSO CORP

Lithium ion battery with improved safety

A lithium battery with improved safety that utilizes one or more additives in the battery electrolyte solution wherein a lithium salt is dissolved in an organic solvent, which may contain propylene, carbonate. For example, a blend of 2 wt % triphenyl phosphate (TPP), 1 wt % diphenyl monobutyl phosphate (DMP) and 2 wt % vinyl ethylene carbonate additives has been found to significantly enhance the safety and performance of Li-ion batteries using a LiPF6 salt in EC / DEC electrolyte solvent. The invention relates to both the use of individual additives and to blends of additives such as that shown in the above example at concentrations of 1 to 4-wt % in the lithium battery electrolyte. This invention relates to additives that suppress gas evolution in the cell, passivate graphite electrode and protect it from exfoliating in the presence of propylene carbonate solvents in the electrolyte, and retard flames in the lithium batteries.
Owner:UCHICAGO ARGONNE LLC

Pixel structure, display panel, eletro-optical apparatus, and method thererof

A pixel structure disposed on a substrate including a thin film transistor (TFT), a bottom capacitor electrode, a dielectric layer, an upper capacitor electrode, a passivation layer, and a pixel electrode is provided. The TFT having a source / drain and the bottom capacitor electrode are disposed on the substrate. The dielectric layer is disposed on the bottom capacitor electrode. The upper capacitor electrode has a semiconductor layer, a barrier layer, and a metal layer. The semiconductor layer is disposed on the dielectric layer above the bottom capacitor electrode. The barrier layer is disposed on the semiconductor layer. The metal layer whose material includes copper, a copper alloy, or a combination thereof is disposed on the barrier layer. The passivation layer covers the TFT and the upper capacitor electrode and has a first opening exposing the source / drain. The pixel electrode is electrically connected to the TFT through the first opening.
Owner:AU OPTRONICS CORP
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