Search Results 1-20 of 2222

  • Feasibility of Paper–based Activated Carbon Fibers as Fried Oil Adsorbing Material

    LIN Han Chien , YANG Miao–Han , FUJIMOTO Noboru

    … This study used corrugated cardboard (CC) as a precursor, and prepared the paper–based activated carbon fibers (PACFs) using steam activation, and evaluated the feasibility of using PACFs as fried oil adsorbing material. … The yield of PACFs prepared under different activation conditions was 16.50–27.16%, the iodine value was 205.77–586.05 mg/g, and the methylene blue adsorption was 226.98-311.61 mg/g. …

    九州大学大学院農学研究院紀要 65(1), 113-122, 2020-02

    IR 

  • The role of PGD<sub>2</sub> in the development of food allergy and its potential for new therapeutic and diagnostic application  [in Japanese]

    Nakamura Tatsuro

    <p>プロスタグランジンD<sub>2</sub>(PGD<sub>2</sub>)は、マスト細胞が起点となるアレルギー性炎症において大量に分泌されるPGである。PGD<sub>2</sub>は長らくアレルギー性炎症を促進すると考えられてきたが、抑制作用を示した報告もあり、その役割には不明な点が多く残っていた。講演 …

    Proceedings for Annual Meeting of The Japanese Pharmacological Society 93(0), 3-YAL-3, 2020

    J-STAGE 

  • Investigation of the Formation Mechanism of Urban-induced Heavy Rainfall Using Chemical and Stable Isotope Analysis

    UCHIYAMA Ryunosuke , OKOCHI Hiroshi , NAKANO Takanori , OGATA Hiroko , KATSUMI Naoya , KANEKO Chiho , KAMIYA Junichi , ASAI Daisuke

    <p>近年都市部で問題となっている都市型豪雨(ゲリラ豪雨)の発生に大気汚染物質が与える影響を解明するため,2008年から2016年にかけて東京都内で降水を採取し,主要無機イオン,水素・酸素安定同位体比を分析した.都市型豪雨では酸性物質由来成分(H<sup>+</sup>, NH<sub>4</sub><sup>+</su …

    BUNSEKI KAGAKU 69(1.2), 45-68, 2020

    J-STAGE 

  • Development of a Method for Sampling Personal Exposure to Organic Solvent Vapor Using Layered Activated Carbon Fiber Passive Sampler in Workers  [in Japanese]

    Miyauchi Hiroyuki

    <p>本研究では,作業者の化学物質曝露防止管理の普及を目指し,活性炭素繊維(ACF)を使用した層状の拡散型サンプラーを開発した.ACF のトルエン蒸気に対する吸着性能と保持能力試験を行った結果,サンプリングレート(SR)は1.2 ml / min(4.5 ng /(ppm・min)),添加回収試験の回収率は94%以上,20 ppm 標準ガスにて4 時間曝露後の8 日間保存試験では,4℃ …

    Journal of Japan Society for Safety Enginennring 59(1), 27-32, 2020

    J-STAGE 

  • Effects of Clay Properties and Decay on Physical and Mechanical Properties of Bamboo Chips Mixed Solidified Soil  [in Japanese]

    KOGA Chikashi , SATO Kenichi , FUJIKAWA Takuro

    … <p>Recently, a large amount of solidification material such as cement is used to improve high-water-content dredged clay. … However, the use of such a large amount of solidification material involves the problem of high cost and raising the pH of the ground. …

    Journal of the Society of Materials Science, Japan 69(1), 85-90, 2020

    J-STAGE 

  • Photoelectron spectroscopy for NbS3  [in Japanese]

    増井 壮太 , 常田 琢 , 中村 元彦

    … In this study, niobium trisulfide (NbS3), a needle-like crystal, was prepared and observed by photoelectron spectroscopy for the purpose of clarifying the electronic state, one-dimensional property, and polytype. … As a result, the spectrum of Nb could be fitted with an asymmetrical peak, but the spectrum of S could be fitted with a symmetrical peak, indicating that only Nb is involved in electrical conduction. …

    奈良教育大学紀要. 人文・社会科学 = Bulletin of Nara University of Education. 奈良教育大学 編 68(1・2), 17-22, 2019-11

    IR  DOI 

  • Aid for the Garibaldi Movement in New York : Practices of Italian Exiles and Their Linkages  [in Japanese]

    林 孝洋

    … Among the multiple aspects of the Risorgimento, little is known about its transnational character. … Tracing the path of the subscription movement for Giuseppe Garibaldi by Italian exiles in New York during 1859-1860, this study sheds more light on these events from a circum-Atlantic perspective. … During the period in the United States when the crisis over slavery threatened the union, New York witnessed the unfolding of political activities by the Italian exiles. …

    史林 = The Journal of history 102(5), 723-756, 2019-09

    IR  DOI 

  • Improvement Work Process Efficiency in The Construction Industry

    T. Maneepen , S. Kaewkuekool , P. Lertkittiphan , W. Juhong , A. Dumkhum

    … To reduce the loss of the budget used in the production of structural parts reduce the amount of waste that occurs in the production process. … And the occurrence of waiting in the process decreases Using principles 7 quality tools and time management. … Problems encountered in the design and evaluation of the price decreased by 50%. …

    International Conference on Applied Electrical and Mechanical Engineering 2019, 77-80, 2019-09

    IR 

  • The radioactive substance pollution due to Fukushima Daiichi nuclear power plant accident: The conditions of the pollution of 2018 at Fukushima Prefecture (Motomiya-City・Yomogida-dake)  [in Japanese]

    千葉 茂樹 , 諏訪 兼位 , 鈴木 和博 , Chiba Shigeki , Suwa Kanenori , Suzuki Kazuhiro

    … In August of 2018, one of the authors (SC) investigated the air radiation dose (1m above the ground, γray) at two areas in Fukushima Prefecture. … At the central part in Motomiya City, the range of the radiation was 0.07 ~1.71μSv/h, and the average value was 0.22μSv/h. … There were considered about the annual change of the radiation dose rate of the spots of a high radiation dose rate. …

    名古屋大学年代測定研究 (3), 56-62, 2019-03

    IR  DOI 

  • Thermal recycle from exhaust gas of small-sized combustion furnace using binary working fluid  [in Japanese]

    屋良 朝康 , 山城 光 , Yara Tomoyasu , Yamashiro Hikaru , 沖縄工業高等専門学校 技術室 , 沖縄工業高等専門学校 機械システム工学科

    強制燃焼式小型焼却炉からの廃熱回収のため、煙突内を流れる排ガスと作動媒体との熱収支式を解いて熱回収蒸発器の伝熱性能予測計算を行い、設計手法を検討した.計算では、作動媒体として単一媒体R245fa、R290、R600、および混合媒体R290/R245fa、R600/R245faを用いた.交換熱量5、10、15kW、媒体の圧力2MPa、蒸発器入口温度300K、出口過熱度50K、排ガスの蒸発器入口温度8 …

    独立行政法人国立高等専門学校機構沖縄工業高等専門学校紀要 (13), 1-7, 2019-03

    IR 

  • Development of teaching materials to promote understanding the substance amount  [in Japanese]

    小畑 直輝 , 江原 弘 , 永冨 敬之 , 桐生 徹 , 大島 崇行 , 小池 守 , Naoki Obata , Hiromu Ehara , Takayuki Nagatomi , Toru Kiryu , Takayuki Ohshima , Mamoru Koike

    上越教育大学教職大学院研究紀要 = Bulletin of Teaching Profession Graduate School Joetsu University of Education (6), 71-80, 2019-02-28

    IR 

  • Application of a complex of carbonate-containing apatite and basic fibroblast growth factor to bone defects near implant placement sites  [in Japanese]

    向井 景祐 , 金山 圭一 , 森永 啓嗣 , 竹内 浩子 , 木村 洋子 , 長谷川 徹 , 北後 光信 , 佐藤 匠 , 清水 雄太 , 伊神 裕高 , 渋谷 俊昭

    … In the study described here, the authors investigated the efficacy of a complex in which carbonate-containing apatite (CA) was used as a carrier and basic fibroblast growth factor (bFGF) was added in the augmentation of bone surrounding implants. … CA powder and granulated sugar adjusted to diameters of 250‒500 μm were mixed at a ratio of 1:1, placed in a metal die to form a cylindrical shape, and processed at a hydrostatic pressure of 200 MPa. …

    岐阜歯科学会雑誌 = The Journal of Gifu Dental Society 45(3), 165-173, 2019-02

    IR  Ichushi Web 

  • Development of Teaching Materials to Promote Understanding the Substance Amount  [in Japanese]

    小畑 直輝 , 江原 弘 , 永冨 敬之 , 桐生 徹 , 大島 崇行 , 小池 守

    上越教育大学教職大学院研究紀要 = Bulletin of Teaching Profession Graduate School Joetsu University of Education 6, 71-80, 2019

  • RELATIONSHIP BETWEEN BUSINESSES' HANDLED AMOUNT AND RELEASED / TRANSFERRED AMOUNT OF CHEMICAL SUBSTANCES AIMED FOR PREDICTING CHEMICAL POLLUTION DUE TO GREAT EARTHQUAKE DISASTER -BASED ON THE DATE OF OSAKA PREFECTURE CHEMICAL MANAGEMENT SYSTEM-  [in Japanese]

    SUGIURA Ryusuke , MIZUTANI Satoshi , NAKAMURA Satoshi , KANJO Yoshinori

    <p> 震災などにより有害な化学物質を扱う事業所周辺で発生が予想される化学汚染廃棄物の発生量を予測することは,災害廃棄物処理計画を策定する上で重要である.そこで,PRTR制度で全国的に公表されている化学物質の排出・移動量と一部の地域のみで把握されている化学物質の取扱量の比である取扱係数を算出し,全国的な事業所内に化学物質がある量の把握することを検討した.算出した取扱係数が年度や自治体に …

    Journal of Japan Society of Civil Engineers, Ser. G (Environmental Research) 75(7), III_65-III_72, 2019

    J-STAGE 

  • Chemical Measures to Prepare for Emergency Disasters and Accidents at Osaka Prefecture  [in Japanese]

    NAKAMURA Satoshi , TAWA Yusuke , YABUKI Yoshinori

    … <p>As the result of promoting notification of the plan for environmental risk reduction measures for the large-scale disasters to a given size or larger factories and business establishments, the plans have been submitted from all of the 482 target entities during fiscal years of 2014-2016. …

    Journal of Environmental Chemistry 29(3), 119-128, 2019

    J-STAGE 

  • A study on Target Chemical Substances for Environmental Contamination Management in Disasters and Accidents  [in Japanese]

    KOYAMA Yosuke , SUZUKI Noriyuki

    … <p>Domestic and overseas efforts on response to accidents and disasters with release of chemical substances were investigated, mainly from the viewpoint of exposure level. … To prioritize chemical substances that should be managed in emergency in Japan, acute exposure levels used in Europe and the United States were combined with available information on the amount of chemical substances in Japan. …

    Journal of Environmental Chemistry 29(3), 95-105, 2019

    J-STAGE 

  • A study of determination and mass flow of HBCD in plastic waste materials streams in Korea

    Jang Yeji , Kwon Yuree , Lee Gain , Jang Yong-Chul

    … <p>HBCD (hexabromocyclodoedcane), as one of Brominated flame retardants (BFRs), has been widely used in electrical and electronic equipment, building materials, textiles, plastics, automobiles, airplanes, and trains. …

    Proceedings of the Annual Conference of Japan Society of Material Cycles and Waste Management 30(0), 519, 2019

    J-STAGE 

  • INFLUENCE OF SPECIFIC SURFACE AREA OF CEMENT SOLIDIFIED FLY ASH ON LEACHIED AMOUNT OF EASILY SOLUBLE SUBSTANCES  [in Japanese]

    Dote Yutaka , Sekito Tomoo

    <p>飛灰をセメント固化することによる塩類溶出抑制技術の開発を目的として,セメント固化体の比表面積と固化体重量当たり溶出量の関係を明らかにするために,一辺の長さが異なる3種類の立方体供試体を作成しタンクリーチング試験を行った.その結果,比表面積が小さくなるにつれて無次元累積溶出量は減少しており,比表面積を小さくすることで塩類の溶出を抑制できた.今回用いたモデルは6cm以上の供試体の溶出 …

    Proceedings of the Annual Conference of Japan Society of Material Cycles and Waste Management 30(0), 455, 2019

    J-STAGE 

  • Analysis of Ionic Compounds Contained in Gaseous and Particulate Matter in Indoor Air by Ion Chromatography  [in Japanese]

    MINAMISAWA Hirogo , YOSHIKAWA Kenji , MATSUMURA Toshiro , SAKURAGAWA Akio

    … <p>The purpose of this study is actual a condition survey of the main acidic substances which are the cause of indoor air pollution, related to respiratory disease. … We sampled actual indoor air using a low-volume air sampler, which allows the simultaneous classification sampling of gaseous and particulate matter. … First, we studied the sampling filter of gaseous or particulate matter. …

    BUNSEKI KAGAKU 68(9), 657-662, 2019

    J-STAGE 

  • Substance flow analysis of mercury-containing byproduct and estimation of mercury release from a small-scale industrial coal-fired boiler at a pulp factory

    Huang Kuang-Wei , Arizono Koji , Yakushiji Yuka , Kobayashi Jun , Ishibashi Yasuhiro

    … <p>Substance flow analysis of mercury (Hg), Hg mass distribution and amount of Hg emissions were estimated at a 90 t/h small-scale industrial coal-fired boiler at the pulp factory in Guangdong province, China. … The results showed that approximately 99% of Hg in the feed coal turned into gaseous Hg after the combustion process. …

    Journal of Environment and Safety 10(2), 109-117, 2019

    J-STAGE 

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