Search Results 1-20 of 10132

  • Determinants of alcohol consumption and marijuana use among young adults in the Republic of Palau

    Sata Mizuki , Cui Renzhe , Chiang Chifa , Singeo Singeru Travis , Watson Berry Moon , Yatsuya Hiroshi , Honjo Kaori , Mita Takashi , Temengil Everlynn Joy , Madraisau Sherilynn , Yamagishi Kazumasa , Aoyama Atsuko , Iso Hiroyasu

    Environmental Health and Preventive Medicine 26(1), 2021-01-22

    DOI 

  • Cost-effectiveness of a hybrid emergency room system for severe trauma: a health technology assessment from the perspective of the third-party payer in Japan

    Kinoshita Takahiro , Moriwaki Kensuke , Hanaki Nao , Kitamura Tetsuhisa , Yamakawa Kazuma , Fukuda Takashi , Hunink Myriam G.M. , Fujimi Satoshi

    … A short-term decision tree and a long-term Markov model using a lifetime time horizon were constructed to estimate quality-adjusted life years (QALYs) and associated lifetime healthcare costs. … Results: The hybrid ER system was associated with a gain of 1.03 QALYs and an increment of $33,591 lifetime costs compared to the conventional ER system, resulting in an ICER of $32,522 per QALY gained. …

    World Journal of Emergency Surgery (16), 2, 2021-01-07

    IR 

  • Consideration on Mechanism of Residual Stress Relaxation Behavior of Ni-based Alloy Using Positron Annihilation Lifetime Spectroscopy  [in Japanese]

    于 麗娜 , 才田 一幸 , 荒木 秀樹 , 杉田 一樹 , 水野 正隆 , 西本 和俊 , 千種 直樹

    保全学 = Maintenology 19(4), 91-97, 2021-01

  • Remote Sensing of Plant Fluorescence Spectrum and Lifetime by Laser-induced Fluorescence Lidars

    SAITO Yasunori , OMASA Kenji

    … <p>We have developed two types of laser-induced fluorescence lidar, which are LIFS (laser-induced fluorescence spectrum) lidar and LIFL (laser-induced fluorescence lifetime) lidar. … The LIFL lidar was for measurement of the fast lifetime of chlorophyll <i>a </i>fluorescence in the order of nano-second (ns) and bellow. …

    Journal of The Remote Sensing Society of Japan 41(Supplement), S1-S10, 2021

    J-STAGE 

  • Photoperiod-dependent reproductive plasticity of the brine shrimp Artemia franciscana.

    Toyota Kenji , Minatoya Saki , Ohira Tsuyoshi

    … In this study, we show that long-day conditions increase the proportion of free-swimming nauplii and the number of eggs during a lifetime compared to short-day conditions. …

    Aquatic Animals AA2021(0), AA2021-3, 2021

    J-STAGE 

  • Interband Contribution to Thermoelectric Properties of Al–Cu–Ir Quasicrystalline Approximant

    Kitahara Koichi , Kimura Kaoru

    … To investigate why the approximation could provide such a reasonable description, the properties of an Al–Cu–Ir cubic approximant at temperatures between approximately 400 K and 1000 K were reinvestigated on the basis of a quantum-mechanical transport theory that takes into account two effects missing in the Boltzmann theory, i.e., the interband contribution and the lifetime broadening. …

    MATERIALS TRANSACTIONS 62(2), 149-154, 2021

    J-STAGE 

  • Efficient Data Diffusion and Elimination Control Method for Spatio-Temporal Data Retention System

    YAMASAKI Shumpei , NOBAYASHI Daiki , TSUKAMOTO Kazuya , IKENAGA Takeshi , LEE Myung J.

    … In particular, the lifetime of STD and the diffusion time to the entire area directly influence the performance of STD retention. …

    IEICE Transactions on Communications, 2021

    J-STAGE 

  • Analysis of the Chemical State in Y-zeolite Pores by Positron Annihilation Lifetime Spectroscopy

    CHIARI Luca , OHNUKI Chihiro , FUJINAMI Masanori

    Analytical Sciences, 2021

    J-STAGE 

  • Single-Protein Spectroscopy Reveals Multiple Protein Conformational Fluctuations Regulating Photosynthetic Light Harvesting  [in Japanese]

    Kondo Toru

    <p>複雑な機能をもつ機械の動作原理を探るには，部品ごとに分解して構造を見てみるのが手っ取り早い．精巧な時計などは1千点以上の部品が組み込まれており，1つ1つが各々目的をもって設計されている．精密な分子機械である生体系では，機能的な最小単位であるタンパク質が部品となり系を構築する．ここでも構造情報は何よりも大事である．近年ではX線結晶回折法やクライオ電子顕微鏡を用い，タンパク質構造を原 …

    Butsuri 76(1), 17-22, 2021

    J-STAGE 

  • Photoinduced Healing of Mechanically Robust Polymers

    Li Shuxiu , Wu Zehong , Wang Minghao , Wu Si

    … <p>Healing ability extends the lifetime of polymers. …

    Chemistry Letters 50(1), 7-13, 2021

    J-STAGE 

  • Optimization of Ion Thruster Grids Using JIEDI Code with Genetic Algorithm

    INOUE Atsumu , YAMAMOTO Naoji , NAKAMURA Yusuke , NAKANO Masakatsu

    … it is used here as a fitness function to evaluate the lifetime of the grid in an ion thruster. … As a result of the optimization, the lifetime of the model developed using the genetic algorithm is about 6.5 times longer than that of the experimental model. …

    TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES, AEROSPACE TECHNOLOGY JAPAN 19(1), 75-80, 2021

    J-STAGE 

  • Mesoporous Carbon-supported Iron Catalyst for Fischer-Tropsch Synthesis

    IGARASHI Naoko Y. , LI Sanchwan , ISHII Sayaka , IWASA Aiki , HASEGAWA Taishi , KETCONG Anawat , YAMAMOTO Katsutoshi , ASAMI Kenji , FUJIMOTO Kaoru

    <p>メソポーラスカーボンを担体にした鉄系触媒を調製し，スラリー床フィッシャー · トロプシュ合成反応に用いた。ソフトテンプレート法を用いて合成したメソポーラスカーボンに担持した鉄触媒は，260 ℃，2 MPa-Gの反応条件下において，炭化水素中のC5〜C9選択率が62 % と非常に高い値を示した。一方，ハードテンプレート法を用いて合成したメソポーラスカーボンは，非常に大きな細孔径を持 …

    Journal of the Japan Petroleum Institute 64(1), 17-21, 2021

    J-STAGE 

  • A Combination of Blood Pressure and Total Cholesterol Increases the Lifetime Risk of Coronary Heart Disease Mortality: EPOCH–JAPAN

    Satoh Michihiro , Sakata Kiyomi , Irie Fujiko , Sairenchi Toshimi , Ishikawa Shizukiyo , Kiyama Masahiko , Okayama Akira , Miura Katsuyuki , Imai Yutaka , Ueshima Hirotsugu , Okamura Tomonori , Ohkubo Takayoshi , on behalf of the Evidence for Cardiovascular Prevention from Observational Cohorts in Japan (EPOCH–JAPAN) Research Group , Asayama Kei , Murakami Yoshitaka , Sugiyama Daisuke , Waki Takashi , Tanaka-Mizuno Sachiko , Yamada Michiko , Saitoh Shigeyuki

    … Lifetime risk (LTR) indicates the absolute risk of disease during the remainder of an individual's lifetime. …

    Journal of Atherosclerosis and Thrombosis 28(1), 6-24, 2021

    J-STAGE 

  • Lifetime Risk of Coronary Heart Disease in Japan

    Saito Isao

    Journal of Atherosclerosis and Thrombosis 28(1), 1-2, 2021

    J-STAGE 

  • 1200V RC-IGBT with Suppressed Dynamic Cres and Partial Lifetime Control  [in Japanese]

    曽根田 真也 , 新田 哲也 , 古川 彰彦

    電気学会研究会資料. SPC = The papers of technical meeting on semiconductor power converter, IEE Japan 2020(215-226), 45-49, 2020-12-22

  • 1200V RC-IGBT with Suppressed Dynamic Cres and Partial Lifetime Control  [in Japanese]

    曽根田 真也 , 新田 哲也 , 古川 彰彦

    電気学会研究会資料. EDD = The papers of technical meeting on electron devices, IEE Japan 2020(65-76), 45-49, 2020-12-22

  • Short positron lifetime at vacancies observed in electron-irradiated tungsten: Experiments and first-principles calculations

    Yabuuchi A. , Tanaka M. , Kinomura A.

    … A positron lifetime component of ~170 ps has been reported for irradiated tungsten (W) in some studies. … In this study, positron annihilation lifetime spectroscopy was used to investigate the recovery behavior of the defects with a short positron lifetime of ~170 ps in electron-irradiated W. …

    Journal of Nuclear Materials (542), 2020-12-15

    IR 

  • Neutron lifetime measurement with pulsed cold neutrons

    Hirota K , Ichikawa G , Ieki S , Ino T , Iwashita Y , Kitaguchi M , Kitahara R , Koga J , Mishima K , Mogi T , Morikawa K , Morishita A , Nagakura N , Oide H , Okabe H , Otono H , Seki Y , Sekiba D , Shima T , Shimizu H M , Sumi N , Sumino H , Tomita T , Uehara H , Yamada T , Yamashita S , Yano K , Yokohashi M , Yoshioka T

    … 2021-01-12.The neutron lifetime has been measured by comparing the decay rate with the reaction rate of 3He nuclei of a pulsed neutron beam from the spallation neutron source at the Japan Proton Accelerator Research Complex (J-PARC). … The measured neutron lifetime was 898 ± 10stat+15−18sys s. …

    Progress of Theoretical and Experimental Physics, 2020-12-04

    IR 

  • Erosion sensor using time-resolved cavity ring-down spectroscopy for Hall thrusters

    Egawa Yusuke , Yamamoto Naoji , Yamaguchi Atsushi , Morita Taichi

    … A high-sensitivity sensor to measure titanium atom density based on time-resolved cavity ring-down spectroscopy (CRDS) was developed to monitor the wall erosion and predict the lifetime of Hall thrusters. …

    Review of scientific instruments 91(113105), 1-8, 2020-11-06

    IR 

  • CRM reconsidered from data perspective  [in Japanese]

    薮野 祥太

    1 はじめに : 近年、実務と理論の両側面から、企業と顧客との関係性の構築を重要視するマーケティングが注目されている。そこで本稿では、顧客関係管理(Customer Relationship Management : 以下CRM)と呼ばれるマーケティング手法を取り上げる。このCRMとは、情報技術の援用、すなわちデータを用いて顧客を識別し、顧客に対して顧客ごとに合ったダイレクト・メッセージを配信する …

    経営研究 = The business review 71(3), 87-107, 2020-11

    IR  DOI 

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