検索結果 241件中 1-20 を表示

  • Assumption of Heat Generation in CFD Analysis for Accurate Tempearture Distribution of Power Si MOSFET

    Kibushi Risako , Hatakeyama Tomoyuki , Yuki Kazuhisa , Nakagawa Shinji , Ishizuka Masaru

    … For accurate thermal design of electronics, nano-micro scale hot spot temperature in semiconductor devices should be considered. … Electro-Thermal Analysis is attractive method to calculate accurate temperature distribution of semiconductor devices. … In our previous results, we proposed simple estimation method of nano-micro scale hot spot temperature from the results of Electro-Thermal Analysis. …

    Transactions of The Japan Institute of Electronics Packaging 10(0), E16-016-1-E16-016-6, 2017

    J-STAGE

  • 熱プラズマジェットを用いた熱処理技術の開発と電子デバイスプロセスへの応用

    東 清一郎

    …  Atmospheric pressure micro-thermal-plasma-jet (μ-TPJ) irradiation on amorphous silicon (a-Si) strips and its application to thin film transistor (TFT) fabrication have been investigated. … (n-channel) are successfully fabricated with small device to device variation. …

    Journal of the Vacuum Society of Japan = 真空 60(3), 77-80, 2017

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  • Microchanneled Calorimetric Concentration Sensor for Picoliter Liquid Samples of Cytochrome c (特集 センサ・マイクロマシン英文特集号)

    Toda Masaya , Xia Ning , Inomata Naoki , Ono Takahito

    … In the case of the fabricated micro-calorimeter, the heat resistance of the isolated membrane is obtained as 1579 K/W. … The calorimetric device has more potential to be used for detection of extremely small concentrations in liquid by optimizing the thermal isolation with a higher concentration resolution. …

    電気学会論文誌. E, センサ・マイクロマシン部門誌 137(1), 28-31, 2017

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  • 小型発汗計の開発とストレス負荷及び温熱負荷時の発汗計測

    鶴岡 典子 , 河野 隆宏 , 松永 忠雄 , 永富 良一 , 芳賀 洋一

    … Specifically, it is known that mental stress increases mental sweating, and deep body temperature and dehydration increase thermal sweating. … In this study, two small sweating rate meters, one having high resolution and the other having a large dynamic range, were developed and used to measure mental sweating and thermal sweating. …

    生体医工学 54(5), 207-217, 2016

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  • 精密位置決め装置のボールねじ熱膨張のペルチェモジュール冷却による防止

    大塚 二郎 , 野﨑 孝志 , 鈴木 隆太郎 , 種石 健一 , 十朱 寧 , 中田 篤史 , 行平 憲一 , 越水 重臣 , 西出 哲弘 , 大澤 洋文

    … On the precision positioning device of semi-closed control type which is driven by a ball screw, the expansion of the ball screw generates the positioning error of the stage during the stage repeated movement. … Other Peltier modules cool both sides of housing made of pure cupper of large thermal conductivity to keep the housing temperature at the room temperature of 20℃. …

    精密工学会誌 82(11), 970-975, 2016

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  • Human Detection by Optical Readout Thermal Imaging Sensor using Evaporated Eu(TTA)₃

    Wang Min , Tsukamoto Takashiro , Tanaka Shuji

    … <p>This paper presents the design, fabrication and evaluation of an optical readout infrared thermal imaging sensor for human detection using vacuum evaporated Eu(TTA)<sub>3</sub> … on the sensor pixels is excited by a light emitting diode (LED) with 355 nm wavelength, and a visible luminescence map on the sensor pixels is projected onto a charge-coupled-device (CCD) camera. …

    電気学会論文誌. E, センサ・マイクロマシン部門誌 136(11), 473-477, 2016

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  • Fabrication and evaluation of micro-structured reaction field with vertically aligned carbon nanotubes for micro bio-analysis device

    SUZUKI Yuma , PABJAŃCZYK-WLAZŁO Ewelina , ONODA Jungo , SHIMIZU Tetsuhide , YANG Ming

    … For high sensitivity in micro bio-analysis devices (MBD), the fabrication of the micro-structured reaction field using vertically aligned carbon nanotubes (VACNTs) which is pillar-structured by two methods was performed. … The first method is the combination of photolithography and thermal chemical vapor deposition (CVD). …

    Mechanical Engineering Journal 3(2), 15-00567-15-00567, 2016

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  • Fabrication and evaluation of micro-structured reaction field with vertically aligned carbon nanotubes for micro bio-analysis device

    SUZUKI Yuma , PABJAŃCZYK-WLAZŁO Ewelina , ONODA Jungo , SHIMIZU Tetsuhide , YANG Ming

    … For high sensitivity in micro bio-analysis devices (MBD), the fabrication of the micro-structured reaction field using vertically aligned carbon nanotubes (VACNTs) which is pillar-structured by two methods was performed. … The first method is the combination of photolithography and thermal chemical vapor deposition (CVD). …

    Mechanical Engineering Journal advpub(0), 2016

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  • Integrated Micro-Optics for Microfluidic Detection

    KAZAMA Yuto , HIBARA Akihide

    … A method of embedding micro-optics into a microfluidic device was proposed and demonstrated. … Here, crossed-beam thermal lens detection of a liquid sample was applied to glucose detection. …

    Analytical Sciences 32(1), 99-102, 2016

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  • A223 圧電マイクロブロアから流出する高速噴流の流れと伝熱特性の評価(OS-7: 電子機器・デバイスの熱工学的課題と熱流動現象(4))

    夏坂 颯禎 , 廣瀬 宏一 , 福江 高志 , 寺尾 博年 , 和宇慶 知子

    … In this report, we compared effectiveness of three types of the miniature fans and the piezoelectric micro blower mounted in the narrow flow passage from the viewpoint of cooling performance through heat transfer experiment. …

    熱工学コンファレンス講演論文集 2015, "A223-1"-"A223-2", 2015-10-23

  • 29pm1-F-2 熱酸化により直径制御した架橋構造シリコンナノワイヤのSOI-MEMS集積化

    邊見 哲也 , 平井 義和 , 土屋 智由 , 田畑 修

    … In this report, a new batch integration process of silicon nanowire (SiNW) to a MEMS device structure has been proposed and was demonstrated. … To overcome the difficulty in integrating nano-scale components to micro-scale devices and controls the diameter of a free-standing SiNW, this process consists of Bosch process, isotropic silicon etching and thermal oxidation which enables to fabricate, assemble and fix a free-standing SiNW without complicated nanowire handling operations. …

    マイクロ・ナノ工学シンポジウム 2015(7), "29pm1-F-2-1"-"29pm1-F-2-2", 2015-10-21

  • J0540103 マイクロ熱ダイオードのための作動流体封止方法の検討

    佐藤 功一 , 塚本 貴城 , 田中 秀治

    … In this paper, we proposed a sealing method of a degassed working fluid for a micro thermal diode. … The micro thermal diode is one of the key components of a micro thermal device such as a micro refrigerator and a thermal energy harvester. …

    年次大会 : Mechanical Engineering Congress, Japan 2015, "J0540103-1"-"J0540103-5", 2015-09-13

  • J0310305 ボイラ9Cr鋼溶接部の余寿命診断手法の開発

    西田 秀高

    … At the present time, many Extra Super Critical Pressure Boiler are made by 9%Cr steel for thermal power station in Japan. … Steady strain rate (εmin) is measured by Laser Device that consist of usual setting target and main body setting at Periodic Inspection. … Heat Influence for HAZ in TIG Welding of Laser Device Fitting Set was little, 1mm depth. …

    年次大会 : Mechanical Engineering Congress, Japan 2015, "J0310305-1"-"J0310305-5", 2015-09-13

  • 10101 MEMS・IC集積化のための常温接合技術開発

    倉島 優一 , 高木 秀樹 , 前田 敦彦

    … In the past few decades, many micro-electromechanical systems (MEMS) devices have been developed. … To encapsulate a tiny MEMS device into a microcavity, a sealing ring is often used. … One is a surface smoothing by thermal imprint method using smooth substrate as a master mold. …

    日本機械学会関東支部総会講演会講演論文集 2015(21), "10101-1"-"10101-2", 2015-03-20

  • プロジェクトの発展と期待

    太田 美智男

    … G1S1 developed a FMD/PMC device, which measure the elasticity of blood vessels. … G1S2 developed a micro sensor chip based on a new principle. … G3S1/2 developed a molecular hydrogen gas sensor with a catalytic thermal conductor. …

    生体医工学 53(Supplement), S109_02-S109_02, 2015

    J-STAGE

  • Proposal of Simple Measurement Method for Peak Detection Capability of Microscopic Area by Infrared Thermograph

    Hirasawa Koichi , Kojima Hirofumi , Tomimura Toshio

    … Most of electronic device designers using the infrared thermograph know well such fundamental matter like adjusting the emissivity beforehand.However, the capability of the infrared thermograph for the peak temperature measurement of a micro target is not much considered. …

    Transactions of The Japan Institute of Electronics Packaging 8(1), 29-36, 2015

    J-STAGE

  • Floorplanner for multi-core micro-processors in 3D ICs with interlayer cooling system

    Guo Wei , Zhang Minxuan , Li Peng , Yao Chaoyun

    … 3D ICs is a solution for multi-core processors, with critical challenge of internal thermal problem. … A new solution for this problem is interlayer cooling system, which expands the floorplan design space of micro-processors in 3D ICs. … The results show that the maximal temperature and temperature gradient reduced by 10.3°C and 9.2°C respectively, compared with the baseline design in 3 active device layers. …

    IEICE Electronics Express 12(16), 20150489-20150489, 2015

    J-STAGE

  • マイクロ流体デバイスの熱解析のための白金マイクロヒーターの電気特性

    上野 遼平 , フィリス イエスィルコイ , ユルゲン ブルガー [他] , 金 範埈

    … This paper shows thermal measurement and analysis of a microfluidic device integrated with local thin film heater. … Thermal analysis was calculated by finite element modeling. … Electrical property of the micro heater was calibrated in advance of the thermal analysis due to the difference from the bulk property of Pt. … The thermal analysis results agreed well with experimental results. …

    電気学会論文誌E(センサ・マイクロマシン部門誌) 135(8), 338-342, 2015

    J-STAGE

  • Floorplanner for multi-core micro-processors in 3D ICs with interlayer cooling system

    Guo Wei , Zhang Minxuan , Li Peng , Yao Chaoyun

    … 3D ICs is a solution for multi-core processors, with critical challenge of internal thermal problem. … A new solution for this problem is interlayer cooling system, which expands the floorplan design space of micro-processors in 3D ICs. … The results show that the maximal temperature and temperature gradient reduced by 10.3°C and 9.2°C respectively, compared with the baseline design in 3 active device layers. …

    IEICE Electronics Express advpub(0), 2015

    J-STAGE

  • 人造グラファイト材料用高温熱膨張計測装置の開発

    岩下 哲雄

    … A device that simultaneously measures the dimensional changes of artificial graphite due to thermal expansion by two methods, contact and non-contact, has been developed. … The latter used a laser micro-gauge. … An accurate measurement of the linear thermal expansion and the coefficient of thermal expansion at temperatures as high as 2400 °C could be made by the device using these two complementary methods. …

    炭素 2015(268), 135-137, 2015

    J-STAGE

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