Pioneer Electronic Corporation

Nissan Motor Company Limited

Fuji Xerox Co., Ltd.

Pioneer Corporation

Fujitsu Corporation

Honda Giken Kogyo Kabushiki Kaisha

Nippon Steel Chemical & Material Co., Ltd.

Nippon Steel & Sumikin Chemical Co., Ltd.

Fujistu Limited

Ford Motor Company Limited

Daimler Ag

Fujitsu Limied

Clan Systems Ltd.

Shinichi Takahashi

Masayuki Koyama

Tetsuya Mashio

Ko Ishii

Makoto Kawamura

Mitsutoshi Sugano

Akira Miura

Atsushi Ohma

Hirokatsu Nagatake

Aki Yoshioka

Takahiro Miyoshi

Norifumi Horibe

Yuya Yamaguchi

Ken Akizuki

Takehiro Motegi

Yoshihiro Seita

Toshio Suzuki

Atsushi Miki

Takashi Komatsuda

Koichi Miyazaki

Koudai Yoshizawa

Masahiko Abe

Yoshitaka Ono

Yuji Tawaragi

Jun Wakamatsu

Toshihiko Kurihara

Satoshi Fukui

Taichi Akiba

Hiromu Nakamura

Kazuo Ishii

Satoshi Kusano

Nobuhide Kawabata

Yukio Kurosu

Hiroshi Iden

Masaru Enomoto

Kaoru Aoki

Atsushi Horai

Noriko Obitsu

Koki Kanda

Mitsuhisa Yomogisawa

Osamu Ueda

Masaki Sugiyama

Kenji Sawada

Ryouhei Iwasaki

Ryohei Iwasaki

Tetsuya Mizuno

Tsutomu Yamasaki

Takuya Takagi

Yasunori Konishi

Makoto Nakada

Kenji Iga

Keiji Fujiwara

Igor Hansen

Hirokazu Harada

Kosuke Takahara

Kensuke Takahashi

Provided is a catalyst layer for fuel cell which has a high catalytic activity and enables maintaining the high catalytic activity. Disclosed is an electrode catalyst layer for fuel cell including a catalyst containing a catalyst carrier having carbon as a main component and a catalytic metal supported on the catalyst carrier, and a polymer electrolyte having a sulfonic acid group (&#x2014;SOH) as an ion exchange group, in which the catalyst has the R' (D&#x2032;/G intensity ratio) of 0.6 or less, which is the ratio of D&#x2032; band peak intensity (D&#x2032; intensity) measured in the vicinity of 1620 cmrelative to G band peak intensity (G intensity) measured in the vicinity of 1580 cmby Raman spectroscopy, and has BET specific surface area of 900 m/g catalyst carrier or more, and mole number of a sulfonic acid group in the polymer electrolyte relative to weight of the catalyst carrier is 0.7 mmol/g or more and 1.0 mmol/g or less.

Electrode catalyst layer for fuel cell, and fuel cell membrane electrode assembly and fuel cell using the catalyst layer

An information processing apparatus includes an acquisition unit, a classification unit, a calculation unit, and a notification unit. The acquisition unit acquires history information and attribute information on plural apparatuses. The classification unit classifies the apparatuses into plural categories in accordance with the attribute information on the apparatuses. The calculation unit calculates degrees of occurrence of malfunctions for apparatuses of the categories in accordance with the acquired history information, the degrees of occurrence of malfunctions being calculated for the respective categories, into which classification has been performed. The notification unit notifies an apparatus of a possibility of occurrence of malfunctions, the apparatus belonging to a category for which the calculated degree of occurrence of malfunctions for an apparatus exceeds a threshold.

Information processing apparatus and non-transitory computer readable medium

Provided is an electrode catalyst layer excellent in gas transportability by using an electrode catalyst layer for fuel cell comprising a catalyst containing a catalyst carrier and a catalytic metal carried on the catalyst carrier and an electrolyte, wherein the catalyst partially is coated with the electrolyte, and a specific surface area of the catalytic metal which gas can reach without passing through an electrolyte is 50% or more, with respect to the total specific surface area of the catalytic metal.

Electrode catalyst layer for fuel cell, method for producing the same, and membrane electrode assembly and fuel cell using the catalyst layer

Provided is a catalyst for fuel cell which has a high catalytic activity and enables maintaining the high catalytic activity. Disclosed is an electrode catalyst for fuel cell comprising a catalyst carrier containing carbon as a main component and a catalytic metal supported on the catalyst carrier, wherein the catalyst has the R' (D&#x2032;/G intensity ratio) of 0.6 or less, which is the ratio of D&#x2032; band peak intensity (D&#x2032; intensity) measured in the vicinity of 1620 cmrelative to G band peak intensity (G intensity) measured in the vicinity of 1580 cmby Raman spectroscopy, and the volume ratio of a water vapor adsorption amount relative to a nitrogen adsorption amount at a relative pressure of 0.5 in adsorption isotherm is 0.15 or more and 0.30 or less.

Electrode catalyst for fuel cell, method for producing the same, electrode catalyst layer for fuel cell comprising the catalyst, and membrane electrode assembly for fuel cell and fuel cell using the catalyst or the catalyst layer

The present invention relates to an electrode catalyst for fuel cell containing a catalyst carrier having carbon as a main component and a catalytic metal carried on the catalyst carrier, wherein the electrode catalyst for fuel cell has a ratio R' (D&#x2032;/G intensity ratio) of a peak intensity of D&#x2032; band (D&#x2032; intensity) measured in the vicinity of 1620 cmto a peak intensity of G band (G intensity) measured in the vicinity of 1580 cmby Raman spectroscopy of more than 0.6 and 0.8 or less, and satisfies at least one of the (a) to (d). According to the present invention, an electrode catalyst for fuel cell excellent in gas transportability is provided.

Electrode catalyst for fuel cell, electrode catalyst layer for fuel cell, method for producing the same, and membrane electrode assembly and fuel cell using the catalyst layer

The present invention is to provide a carbon powder that can provide a catalyst having excellent durability and a catalyst. A carbon powder for catalyst of the present invention is a carbon powder containing as a main component carbon, which has a BET specific surface area per unit weight of 900 m/g or greater, and a ratio R' (D&#x2032;/G intensity ratio) of peak intensity for a D&#x2032;-band (D&#x2032; intensity) measured in the vicinity of 1620 cmto peak intensity for a G-band (G intensity) measured in the vicinity of 1580 cmby Raman spectroscopy of 0.6 or less.

Carbon powder for catalyst, catalyst, electrode catalyst layer, membrane electrode assembly, and fuel cell using the carbon powder

The present invention has an object to provide a catalyst having excellent oxygen reduction reaction activity. The present invention relates to a catalyst comprising a catalyst support and a catalyst metal supported on the catalyst support, wherein a specific surface area of the catalyst per support weight is 715 m/g support or more or a covering ratio of the catalyst metal with an electrolyte is less than 0.5, and an amount of an acidic group of the catalyst per support weight is 0.75 mmol/g support or less.

Catalyst and electrode catalyst layer, membrane electrode assembly, and fuel cell using the catalyst

An image processing apparatus includes: a receiving unit for receiving an additional image data to be overlaid on an output image, a modification unit for modifying the additional image data received by the receiving unit so as to shorten the processing time of converting the additional image into a binary image compared with before it modified, a storage unit for storing the additional image data modified by the modification unit, a converting unit for converting the modified additional image data stored in the storage unit into a binary image data when instruction of overlaying the additional image on the output image has been done, and a drawing unit for drawing the binarized additional image data converted by the converting unit on the output image.

Image processing apparatus, image forming apparatus, image processing method and computer readable medium storing program

An image forming apparatus includes an image output unit that outputs an image to a continuous paper; a generator that generates an image based on a print instruction by executing drawing processing; a determining unit that determines an image layout to output a plurality of images on the continuous paper in parallel based on at least two print instructions; and a combining unit that combines the plurality of images generated by the generator on the basis of the image layout determined by the determining unit; a controller that controls the image output unit so that the plurality of images combined by the combining unit is output to the continuous paper.

Image forming apparatus and computer program product determining layout of images on continuous paper in parallel based on instructions from different print jobs

A fuel cell system and method of removing impurities from a catalyst are provided. The fuel cell system comprises a fuel cell stack comprising a pair of end plates and at least one unit cell. The unit cell contains a gas diffusion layer in contact with a membrane electrode assembly which is constructed of a polymer electrolyte membrane enclosed between two electrodes. The at least one unit cell is stacked between the end plates. The fuel cell system further comprises a voltage supply means and a means of impressing a cyclically varying voltage from the voltage supply means on the fuel cell stack. The cyclically varying voltage removes impurities that adhere to catalysts on the electrode surfaces in the fuel cell stack.

Fuel cell system and method for removal of impurities from fuel cell electrodes

An image forming system includes: plural printing units each provided for each of different basic printing colors; and plural image processing units each provided in association with each of the printing units, and that generate image data for a basic color of the image processing unit's part and image data for other basic colors than the image processing unit's part required for combining processing of the image data for the basic color of the image processing unit's part, based on input printing data, and output resultant image data to a corresponding one of the printing units.

Image forming system and computer readable medium storing image forming program for processing and combining basic colors

A fuel cell system is provided which generates electricity by supplying fuel gas and oxidant gas to a fuel cell stack comprising a fuel cell stack, a DC power supply, and a controller. The DC power supply comprises at least one of a generator and battery. The controller is programmed to determine whether or not the fuel cell stack is generating electricity, and to supply current to the fuel cell stack by at least one of the generator and the battery when generation of electricity by the fuel cell stack is terminated. The current supplied to the fuel cell stack removes residual water in the fuel cell stack by electrolytically reducing the water into hydrogen and oxygen gasses which are subsequently purged from the fuel cell stack.

Fuel cell system and method for removal of water from fuel cells

A head slider for magnetic disks is lifted above a magnetic disk by airflow generated by rotation of the magnetic disk. The head slider includes an airflow guide part. The airflow guide part guides the airflow along a disk-facing surface of the head slider toward the sides of the disk-facing surface.

Head slider for magnetic disks that prevents adhesion of dust

The present invention provides a magnetic recording medium with a reduced tendency for a free layer to become thicker near an outer periphery than near an inner periphery of a recording zone as well as provides an information reproducing apparatus which is equipped with the magnetic recording medium and reproduces information according to the magnetization at various points on the magnetic recording medium. A magnetic layer carries information in an outer zone outside a predetermined inner zone around a through-hole. That part of the free layer which is located in the outer zone is thinner near the outer periphery than near the inner periphery.

Magnetic recording medium and information reproducing apparatus

A disk apparatus, e.g., a magnetic disk apparatus has a storage medium in the form of a disk which is rotated and accessed, and is designed so as to reduce the occurrence of scratches on the storage medium due to contact between the head and the storage medium while ensuring stable access to the disk-type storage medium. In addition to a main dowel which is provided on a suspension and which supports a magnetic head at a center of the same, an auxiliary dowel is provided on the suspension on the air outflow side relative to the main dowel to limit the tilt of the magnetic head at the time of loading.

Disk apparatus having suspension provided with head support projections

Growing community of inventors

Saitama, Japan

Shinichi Takahashi