Zobrazeno 1 - 10
of 67
pro vyhledávání: '"Itaru ISHII"'
High-SPL Air-Coupled Piezoelectric Micromachined Ultrasonic Transducers Based on 36% ScAlN Thin-Film
Publikováno v:
IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control. 66:1488-1496
In this paper, air-coupled piezoelectric micromachined ultrasonic transducers (PMUTs) using 36% scandium-doped aluminum nitride (ScAlN) thin-film are presented. ScAlN is known to exhibit higher piezoelectric properties compared to pure AlN leading to
Autor:
Tetsuhiko Maeda, S. Yamamoto, Hiroshi Yamaguchi, Junji Kondoh, Hirohisa Aki, Y. Ishikawa, Itaru Ishii, A. Murata
Publikováno v:
IEEE Transactions on Power Systems. 21:1405-1414
Residential fuel cells (FCs) have been recently launched in the commercial markets in Japan. The introduction of FCs in residential homes has become a realistic option. We previously proposed energy networks that enabled the interconnection of homes
Autor:
Akinobu Murata, Shigeo Yamamoto, Junji Kondoh, Tetsuhiko Maeda, Itaru Ishii, Hiroshi Yamaguchi, Hirohisa Aki
Publikováno v:
International Journal of Hydrogen Energy. 31:967-980
Fuel cells for domestic purposes have been recently launched in the commercial markets of Japan. They comprise fuel cell stacks, fuel processors that generate hydrogen from natural gas, heat recovery equipment, and hot-water tanks. These systems do n
Publikováno v:
Journal of Physics: Conference Series. 43:999-1002
A pinning-type superconducting magnetic levitation guide with bulk high-Tc superconductors was studied for use as a goods transportation system, an energy storage system, etc. A superconducting magnetic levitation running test apparatus with a circul
Publikováno v:
IEEJ Transactions on Industry Applications. 126:480-488
The objective of this paper is to indicate the advantages of Silicon Carbide (SiC) devices and to introduce the instruction which type of devices should be developed. For recent years, several-kV-class high voltage SiC devices have been manufactured,
Autor:
Tetsuhiko Maeda, Junji Kondoh, Itaru Ishii, Hiroshi Yamaguchi, Hirohisa Aki, Shigeo Yamamoto, Akinobu Murata
Publikováno v:
International Journal of Hydrogen Energy. 30:943-952
Residential fuel cells will be launched to commercial markets as home appliances in the near future in Japan. In the system, fuel processors to make hydrogen from natural gas are combined with fuel cell stacks. This type of system has limitations in
Publikováno v:
IEEE Transactions on Appiled Superconductivity. 15:1759-1762
This paper describes the advantages of using superconducting cables in low-voltage DC distribution systems, focusing on total cost reduction. Demand for DC electric power has been rapidly increasing, requiring reductions in total costs and power supp
Publikováno v:
IEEE Transactions on Applied Superconductivity. 14:944-947
A pinning-type superconducting magnetic levitation linear guide which consists of bulk high-T/sub c/superconductors and a magnetic linear rail with permanent magnets and steel plates was investigated for a goods transportation system, an energy stora
Publikováno v:
IEEJ Transactions on Power and Energy. 124:1432-1438
Connection of a large number of the dispersed generators to distribution networks is not easy due to various technical considerations. Thus, we have been trying to devise a concept for future electrical distribution systems with many dispersed genera
Publikováno v:
IEEJ Transactions on Power and Energy. 124:431-439
This paper presents analyses on the penetration of polymer electrolyte fuel cells (PEFC) into a group of 10 residential houses and its effects of CO2 emission mitigation and consumers’ cost reduction in next 30 years. The price is considered to be