Sharp Kabushiki Kaisha Corporation

Sumitomo Chemical Company, Limited

Hitachi Zosen Corporation

Kazuaki Sasaki

Junichi Nakamura

Saburo Yamamoto

Mitsuhiro Matsumoto

Masaki Kondo

Hiroshi Nakatsu

Osamu Yamamoto

Masanori Watanabe

Taiji Morimoto

Takahiro Suyama

Masafumi Kondo

Shouichi Ohyama

Takayasu Yokobayashi

Masahiro Hosoda

Gohfu Suzukamo

Hidenori Kawanishi

Hiroshi Hayashi

Masami Fukao

Shinji Kaneiwa

Seiki Yano

Hiroyuki Hosoba

Masaru Ishino

Nobuyuki Miyauchi

Shinichi Takeda

Masao Sasaki

Tadashi Takeoka

Takehiro Shiomoto

Ken Ohbayashi

Sadayoshi Matsui

Koji Hagiya

Toshiro Hayakawa

Takahisa Kurahashi

Makoto Itagaki

Kosei Takahashi

Tetsuroh Murakami

Kiyohisa Ohta

Kazuaki Kaneko

Hiroshi Umeda

Ichiro Komoto

Takaaki Agui

Tomohiko Gotou

Goufu Suzukamo

Kunihiko Fujita

Osumu Yamamoto

Junchi Nakamura

Tohru Hosokawa

One object is to provide an electron beam sterilization apparatus including: an inner-surface sterilization chamber () including an inner-surface electron beam application device; and a blocking chamber () for receiving a preform product (P) from the inner-surface sterilization chamber () and blocking X-rays produced by application of the electron beam. The blocking chamber () includes an upstream opening () and a downstream opening () formed therein, the preform product (P) being received through the upstream opening () and transferred through the downstream opening (). The blocking chamber () includes: a gripper () for gripping the preform product (P); a sterilized rotation table () for conveying the gripped preform product (P) in a circular path; and a blocking wall () not in contact with the sterilized rotation table () and configured to block the X-rays.

Electron beam sterilization apparatus

One object is to provide an electron beam sterilization apparatus for sterilizing a preform product (P) by applying an electron beam while conveying the preform product (P), the apparatus comprising: an input star wheel () configured to convey the preform product (P) in a circular path; and an outer-surface electron beam application device and an inner-surface electron beam application device configured to apply an electron beam to the preform product (P) being conveyed by the input star wheel (). A blocking short tube () is provided on a lower surface of the star wheel plate () of the input star wheel () so as to block radioactive rays produced by application of the electron beam and surround a central axis () of the input star wheel (). The blocking short tube () includes a ventilation space () formed therein.

Disclosed is a multijunction compound semiconductor solar cell having a buffer layer between a first cell and a second cell. In the buffer layer, a plurality of semiconductor layers is arranged such that lattice constants thereof have larger values in order from the first cell side to the second cell side. Of the plurality of semiconductor layers, two layers having the largest difference in lattice constant among each two adjacent layers are disposed closer to the first cell than the center in the thickness direction of the buffer layer.

Multijunction compound semiconductor solar cell

A non-destructive inspection device for an oxygen concentration in a bag-shaped container includes: right and left affixing plates provided so as to be moved toward and away from the bag-shaped container; a laser emitting section for measuring an oxygen concentration that is provided on one of the affixing plates; and a laser receiving section on the other affixing plate, wherein the end faces of the emitting section and the receiving section have gas-filled chambers that include gas chambers with a constant length and are made of a translucent material. In the measurement of an oxygen concentration, the affixing plates are brought close to each other, the thickness of a gas phase portion is kept constant, and air is removed between the end faces of the emitting section and the receiving section and the surfaces of the container.

Non-destructive inspection device for oxygen concentration in bag-shaped container

A potassium fluoride dispersion essentially consisting of potassium fluoride and an aprotic organic solvent having a boiling point higher than that of methanol, which is obtainable by mixing a mixture containing potassium fluoride and 5 to 50 parts by weight of methanol per 1 part by weight of potassium fluoride with the aprotic organic solvent followed by concentrating the obtained mixture, and a process for producing a fluorine-containing organic compound comprising contacting an organic compound having at least one group capable of being substituted nucleophilically with a fluorine atom with the potassium fluoride dispersion.

Potassium fluoride dispersion and process for producing fluorine-containing organic compound using the same

A process for producing an imidazo[1,2-b]pyridazine compound represented by the formula (2): wherein R, Rand Rare the same or different and each represents a hydrogen atom, a halogen atom, an alkyl group which may be substituted with a halogen atom or atoms, an alkenyl group which may be substituted with a halogen atom or atoms, or an alkoxy group which may be substituted with a halogen atom or atoms, which comprises reacting a 2,3-dihydropyridazine compound represented by the formula (1): wherein R, Rand Rare the same meanings as defined above, with a phosphorus oxyhalide in the presence of an organic base which is in an amount of 0.5 mole or more relative to 1 mole of the 2,3-dihydropyridazine compound and 1 mole or less relative to 1 mole of the phosphorus oxyhalide.

Process for producing imidazo[1,2-b]pyridazine compound

A process for producing a 2,3-dihydropyridazine compound represented by the formula (2): wherein R, Rand Rare the same or different and each represents a hydrogen atom, a halogen atom, an alkyl group which may be substituted with a halogen atom or atoms, an alkenyl group which may be substituted with a halogen atom or atoms, an alkoxy group which may be substituted with a halogen atom or atoms, an alkylthio group, an alkylsulfenyl group, an alkylsulfonyl group or a dialkylamino group;which comprises reacting a salt consisting of bromoacetic acid and an amine compound with a pyridazine compound represented by the formula (1): wherein R, Rand Rare the same meanings as defined above.

Process for producing 2,3-dihydropyridazine compound

A method for producing an optically active alcohol compound comprising reacting a cyclic ether compound with a phenol compound in the presence of an asymmetric complex obtained by reacting an optically active metal complex represented by the formula (1): wherein R, R, R, R, R, R, Rand Rare the same or different and each independently represent a hydrogen atom, an alkyl group or the like;

Method for producing optically active alcohol compound

A method for producing an optically active alcohol compound comprising reacting a cyclic ether compound with a phenol compound in the presence of an asymmetric complex obtained by reacting an optically active metal complex represented by the formula (1): wherein R, R, R, R, R, R, Rand Rare the same or different and each independently represent a hydrogen atom, an alkyl group or the like;one of Rand Ris a hydrogen group and the other is a substituted or unsubstituted phenyl group or the like;Q represents a single bond, a C1-C4 alkylene group or the like;M represents a metal ion; and when an ionic valency of the metal ion is same as a coordination number of a ligand, A is nonexistent, and when the above-mentioned ionic valency is different from the coordination number, and A represents a counter ion or a ligand, with a zirconium alkoxide or a hafnium alkoxide.

It is an object of the present invention to provides the light emitting diode having a light emitting part of an AlGaInP type, and having a current diffusion layer which includes In on a light emitting side of the light emitting part, so that the generation of hillocks is effectively inhibited and the brightness of the light emitting diode is increased.

Light-emitting diode and its manufacturing method

A semiconductor light-emitting device includes: a semiconductor substrate; a light-emitting layer formed on the semiconductor substrate; a current-blocking layer formed on a part of the light-emitting layer for restricting light-emission; a current-spreading layer formed on the current-blocking layer and the other part of the light-emitting layer; a front electrode formed on the current-spreading layer; and a rear electrode formed on a rear side of the semiconductor substrate. The current-blocking layer is composed of a central region and an outer region which surrounds the central region via a part of the current-spreading layer, so that a light-emitting region that appears on a front surface of the device has an annular shape. The front electrode and the central region of the current-blocking layer are opposed to each other.

Semiconductor light-emitting device having annular shape light emitting region and current blocking layer

A method for producing a III-V group compound semiconductor layer comprises the steps of: forming a first III-V group compound semiconductor layer on a substrate in a reaction chamber; and supplying a III group material gas to the reaction chamber before or after the step of forming the first III-V group compound semiconductor layer to prevent re-evaporation of the III group gas in the reaction chamber.

Method for producing III-IV group compound semiconductor layer, method for producing semiconductor light emitting element, and vapor phase growing apparatus

A semiconductor light emitting element of a monolithic structure, including: a first-conductivity-type semiconductor substrate; an active layer formed on the first-conductivity-type semiconductor substrate; a second-conductivity-type clad layer formed on the active layer; and a current diffusion layer formed on the second-conductivity-type clad layer, wherein the active layer is of a first conductivity type.

Semiconductor light emitting element

There are provided (asymmetric) complex catalysts comprising metal complexes and Lewis acids as components, the metal complex being of formula (1):wherein R, R, R, R, R, R, Rand Rare the same or different and are independently hydrogen, halogen, alkyl or the like; one of Rand Ris hydrogen and the other is alkyl of 1 to 4 carbon atoms or the like; Q is a single bond or alkylene of 1 to 4 carbon atoms; M is a metal ion; and A is a balancing counter ion or ligand; processes for the production of these complex catalysts; processes for the production of (optically active) alcohol derivatives, characterized in that cyclic ether compounds are reacted with phenol derivatives in the presence of these complex catalysts; and further processes for producing (optically active) nitrogen-containing heterocyclic compounds by reacting these alcohol derivatives with halogenated nitrogen-containing heterocyclic compounds in the presence of a base.

Complex catalyst, process for producing the complex catalyst, and process for producing alcohol derivative with the complex catalyst

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Osaka, Japan

Kazuaki Sasaki