Search Results 1-20 of 147314

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Electrochemical Surface Analysis of LiMn2O4 Thin-film Electrodes in LiPF6/Propylene Carbonate at Room and Elevated Temperatures

INAMOTO Junichi , FUKUTSUKA Tomokazu , MIYAZAKI Kohei , ABE Takeshi

… The spectroscopic analyses suggested that properties of the surface film depended the operation temperature (30 °C and 55 °C); …

Electrochemistry 89(1), 19-24, 2021

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2

Double Fail-Safe Attitude Control System for Artificial Meteor Microsatellite ALE-1

FUJITA Shinya , SATO Yuji , KUWAHARA Toshinori , SAKAMOTO Yuji , SHIBUYA Yoshihiko , KAMACHI Koh

… We could confirm the correct operation of the pellet release control using our HILS evaluation environment. …

TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES, AEROSPACE TECHNOLOGY JAPAN 19(1), 9-16, 2021

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3

Simulation and Evaluation of a Space Station Operational Plan Considering Launch Delay of Cargo Vehicles

GUO Shuai , ZHANG Jin , LUO Yazhong

… Efficient operation is important to make full use of the capabilities of China's space station. …

TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES 64(1), 50-62, 2021

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Report on the Satellite Communication Lectures with Practical Training of Simple Receivers Conducted by the KOSEN Space Group

TOKUMITSU Masahiro , ASAI Fumio , TAKADA Taku , WAKABAYASHI Makoto , KITAMURA Kentaro , IMAI Kazumasa

… In the January lecture, students learned satellite communication theories, and practical training on the assembly and operation of simple receivers. …

TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES, AEROSPACE TECHNOLOGY JAPAN 19(1), 123-129, 2021

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5

Computational Study of Discharge Process in Plasma Actuator for Enhanced Electrohydrodynamic Force Generation toward Low-Voltage Operation

SATO Shintaro , FURUKAWA Haruki , TAKAHASHI Masayuki , OHNISHI Naofumi

… Numerical simulations of discharge process in two types of actuator modules were conducted to obtain better understanding of the process of electrohydrodynamic (EHD) force generation toward the low-voltage operation. …

TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES, AEROSPACE TECHNOLOGY JAPAN 19(1), 17-23, 2021

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6

Overview of Hayabusa2 Asteroid Proximity Operation Planning and Preliminary Results

SAIKI Takanao , ONO Go , YOSHIKAWA Kent , TAKEUCHI Hiroshi , FUJII Atsushi , MASUDA Tetsuya , YASUDA Seiji , MATSUSHIMA Kota , YOSHIKAWA Makoto , NAKAZAWA Satoru , TSUDA Yuichi , TAKEI Yuto , Hayabusa2 Project Team , TAKAHASHI Tadateru , KIKUCHI Shota , SAWADA Hirotaka , HIROSE Chikako , TERUI Fuyuto , OGAWA Naoko , MIMASU Yuya

… Detailed operation planning of the asteroid proximity phase started after the launch, and lots of training for the proximity phase were conducted from one year before the arrival. … This paper summarizes the overview of the asteroid proximity operation plan of Hayabusa2 and its preliminary results. …

TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES, AEROSPACE TECHNOLOGY JAPAN 19(1), 52-60, 2021

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7

Performance Evaluation of Centimeter-Level Augmentation Positioning L6-CLAS/MADOCA at the Beginning of Official Operation of QZSS

Namie Hiromune , Kubo Nobuaki

… This study evaluated the performance of the Quasi-Zenith Satellite System (QZSS) in Japan at an early stage for its future sustainable operation. … After the four satellites of QZSS Michibiki started their official operation, the fixed-position and moving vehicles simultaneously received centimeter-class positioning augmentation signals, L6D-CLAS (Centimeter-Level Augmentation Service), and L6E-MADOCA (Multi-GNSS Advanced Demonstration tool for Orbit and Clock Analysis) from Michibiki. …

IEEJ Journal of Industry Applications 10(1), 27-35, 2021

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8

Mathematical-model-based Simulation of an Automotive Alternator Considering the Operation of a Rectifying Circuit

Hidaka Yuki , Kometani Haruyuki , Yoshizawa Toshiyuki , Fujita Masahiko

… Moreover, a power correction factor is introduced for considering the operation of the rectifier. …

IEEJ Journal of Industry Applications 10(1), 62-68, 2021

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9

Online Education and Copyright : Enforcement of Article 35 of the Revised Copyright Act and Issues [in Japanese]

HAGA Takahiro

… The handling of copyright will be explained referring to the "Points of Discussion on the Formulation of Guidelines for the Operation of the Revised Copyright Act, Article 35" published by the "Forum of Interested Parties on Educational Use of Copyrighted Works" in January 2020. …

IEICE ESS Fundamentals Review 14(3), 205-216, 2021

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10

An Ontology-based Approach for Semantic Interoperability in Air Traffic Information Management [in Japanese]

Egami Shusaku , Lu Xiaodong , Koga Tadashi , Sumiya Yasuto

… With the advancement of information and communication technologies, to improve the interoperability between heterogeneous information systems by regularizing the syntax for information exchange is essential to achieve global seamless air traffic management operation. … The concept of System Wide Information Management (SWIM) has been promoted by the International Civil Aviation Organization (ICAO) to implement interoperability and harmonization in a global operation. …

Transactions of the Japanese Society for Artificial Intelligence 36(1), WI2-F_1-12, 2021

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11

Explorative Study of a Ru/CeO2 Catalyst for NH3 Synthesis from Renewable Hydrogen and Demonstration of NH3 Synthesis under a Range of Reaction Conditions

NANBA Tetsuya , TSUJIMURA Taku , MATSUMOTO Hideyuki , FUJIMOTO Takayoshi , SUZUKI Koichi , OOUCHI Takahiro , KAMEDA Sho , HOSHINO Yuki , FUJIMOTO Sho , KAI Mototaka , FUJIMURA Yasushi , NAGATA Yuki , KOBAYASHI Keisuke , JAVAID Rahat , ATSUMI Ryosuke , NISHI Masayasu , MOCHIZUKI Takehisa , MANAKA Yuichi , KOJIMA Hirokazu

… The effects of operation load on the response of NH3 …

Journal of the Japan Petroleum Institute 64(1), 1-9, 2021

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12

Human Induced Pluripotent Stem Cell-Based Skin for Assessing Transdermal Drug Permeability and Irritancy

Naito Chihiro , Yamaguchi Tomoko , Katsumi Hidemasa , Kimura Suyo , Kamei Sachi , Morishita Masaki , Kawabata Kenji , Yamamoto Akira

… Moreover, the irritancy of various chemicals (non-irritants: ultrapure water, allyl phenoxy-acetate, isopropanol, and hexyl salicylate and irritants: 5% sodium dodecyl sulfate (SDS), heptanal, potassium hydroxide (5% aq.) and cyclamen aldehyde) to iPSC-based skin was almost met the irritation criteria of the Organisation for Economic Co-operation and Development (OECD) guideline. …

Biological and Pharmaceutical Bulletin 44(1), 140-143, 2021

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13

Operation Point Decision Method for Improvement of Regenerative Efficiency in Power Generation System Using Helical Motor [in Japanese]

Makimura Ayame , Koyama Masato

Since the world faces to the realization of "the low-carbon world", renewable energies have been attracting attention. Due to the estimated ocean-wave power capacity is large, wave power gene …

IEEJ Transactions on Electronics, Information and Systems 141(1), 68-75, 2021

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14

Characteristics of Corona Discharge and Ion Flow of 200kV DC Overhead Transmission Lines [in Japanese]

Miyajima Kiyotomi , Shiina Takeo , Hirata Naoki , Kitamura Toshio

… Ion flow electrification is an important considerations in the construction and operation of DC overhead transmission lines, and the charged voltage due to ion flow is the item that determines the height of DC overhead transmission lines. …

IEEJ Transactions on Power and Energy 141(1), 36-42, 2021

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15

A Shunt Capacitor Equipped with a Series Inverter for Compensating Harmonics along with Existing Equipment [in Japanese]

Sano Kenichiro , Leandro Guilherme Cirilo , Okada Naotaka

… The proposed method controls the equivalent impedance of the ISC in the normal operation range to be equal to the conventional shunt capacitors equipped with a series inductor (LSC). … The control increases the impedance to enhance its harmonic compatibility when the harmonic voltage increases beyond the normal operation range. …

IEEJ Transactions on Power and Energy 141(1), 27-35, 2021

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16

Energy saving and nitrogen removal enhancement by reduction of air supply and optimal combination of blowers in a wastewater treatment plant [in Japanese]

MINAKAWA Tadasaburo , ISHIWATARI Yoshiyuki , YAMAGUCHI Daiki , ARAI Jun

… As a study on energy saving in sewage treatments, we examined the extent to which the combination of the following measures can contribute to reduction in blower electricity consumption: airflow rate reduction operation such as reduction in DO setting of the reaction tank, reduction in the opening rate of the air valve and converting one of the multiple aerobic tanks into a pseudo-anoxic tank; …

Journal of Japan Sewage Works Association 58(699), 95-103, 2021

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17

Effect of Tunnel Pits Radius Variation on the Electric Characteristics of Aluminum Electrolytic Capacitor

MUKAIYAMA Daisaku , YAMAMOTO Masayoshi

… In the case of the low-temperature operation of the power converters, e.g., photovoltaic inverters, the impedance of the smoothing Aluminum Electrolytic Capacitor is the key to avoid the switching element failure due to the switching surge. …

IEICE Transactions on Electronics E104.C(1), 22-33, 2021

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18

Integration of Experts' and Beginners' Machine Operation Experiences to Obtain a Detailed Task Model

CHEN Longfei , NAKAMURA Yuichi , KONDO Kazuaki , DAMEN Dima , MAYOL-CUEVAS Walterio

… Beginners can provide valuable information for operation guidance and task design; …

IEICE Transactions on Information and Systems E104.D(1), 152-161, 2021

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19

Determination of Mogroside V in Luohanguo Extract for Daily Quality Control Operation Using Relative Molar Sensitivity to Single-Reference Caffeine

Masumoto Naoko , Sato Kyoko , Ishizuki Kyoko , Nishizaki Yuzo , Ohtsuki Takashi , Kuroe Miho , Yamazaki Taichi , Numata Masahiko , Matsufuji Hiroshi , Sugimoto Naoki

Mogroside V is one of the characteristic and effective components of luohanguo extract, a food additive used as a sweetener in Japan as per Japan's Standards and Specifications for Food Addit …

Chemical and Pharmaceutical Bulletin 69(1), 18-25, 2021

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20

Strongly Secure Identity-Based Key Exchange with Single Pairing Operation

TOMIDA Junichi , FUJIOKA Atsushi , NAGAI Akira , SUZUKI Koutarou

… However, our scheme is realized with a single asymmetric pairing operation for each party, and this is an advantage in efficiency. …

IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences E104.A(1), 58-68, 2021

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