Search Results 1-20 of 144

  • A demonstration of visualizing sound waves by utilizing Lissajous curves  [in Japanese]

    安塚 周磨

    … A simple experimental setup used in this demonstrationconsists of an optical lever, a rotating mirror, and a laser beam source. …

    広島工業大学紀要. 教育編 19, 137-140, 2020-02

    IR 

  • Study on the vibration characteristics of AFM optical cantilever with surface force acting on the tip  [in Japanese]

    OZAWA Ken , ISHIKAWA Takumi , MATSUOKA Hiroshige

    … <p>Atomic force microscope (AFM) is a useful tool to quantitively evaluate the micro/nano scale interaction between two bodies and they are measured by the deflection of the cantilever at the end by the optical lever method. … Since this method are highly sensitive to the deflection angle, there are gap between the real deflection and the deflection obtained through the optical lever method. …

    The Proceedings of Mechanical Engineering Congress, Japan 2020(0), S16104, 2020

    J-STAGE 

  • Vibration analysis of AFM cantilever considering the surface force (Vibration model assuming the linear spring element with surface force deviation)  [in Japanese]

    ISHIKAWA Takumi , OZAWA Ken , MATSUOKA Hiroshige

    … Atomic force microscope (AFM) is a useful tool to quantitively evaluate the micro/nano scale interaction between two bodies and they are measured by the deflection of the cantilever at the end by the optical lever method. … Since this method are highly sensitive to the deflection angle, there are gap between the real deflection and the deflection obtained through the optical lever method. …

    The Proceedings of the Conference on Information, Intelligence and Precision Equipment : IIP 2020(0), P01, 2020

    J-STAGE 

  • Traceable Atomic Force Microscope for Surface Roughness Calibration of Sub-Nanometer Order:—An Overview of The LST-AFM and Its Temperature Stability—

    MISUMI Ichiko , KIZU Ryosuke , HIRAI Akiko , GONDA Satoshi

    … An overview of the LST-AFM, stability of temperature and a light source of an AFM optical lever system are reported in this paper.</p> …

    Journal of the Japan Society for Precision Engineering 85(11), 1013-1019, 2019

    J-STAGE 

  • ULTRA-HIGH MAGNIFICATION ENDOSCOPY (ENDOCYTOSCOPY SYSTEM) FOR EXAMINATION OF ESOPHAGEAL LESIONS  [in Japanese]

    KUMAGAI Youichi , KAWADA Kenro , TAKUBO Kaiyo , ISHIDA Hideyuki

    … のないもの.Type2:核密度は高く,細胞間の境界が不明瞭になっているが核異型が弱い.Type3:核密度が高く核異型が観察される.Type3を悪性とすると内視鏡医の診断は感度93.6%,特異度94.0%であり,病理医の判定は感度93.6%,特異度98.8%であった.</p><p>食道に対するECS診断はOptical biopsyを実現し生検診断省略を可能にする.しかし,あくまで表面から見た病理診断であり限界も熟知する必要がある.</p> …

    GASTROENTEROLOGICAL ENDOSCOPY 59(2), 207-218, 2017

    J-STAGE  Ichushi Web 

  • Development of impulsive stimulation loading system for cell  [in Japanese]

    Ashiba Hiroshi , Nakagawa Keiichi , Tsukamoto Akira , Kobayashi Etsuko , Sakuma Ichiro

    … The displacement was measured by optical lever system with 25 nm and 2 ns resolution. …

    Transactions of Japanese Society for Medical and Biological Engineering 54Annual(27AM-Abstract), S159-S159, 2016

    J-STAGE 

  • Photomechanical Response of Amorphous Carbon Nitride Thin Films on SiO<sub>2 </sub>Substrate

    Harata Tomo , Aono Masami , Kishimura Hiroaki , Kitazawa Nobuaki , Watanabe Yoshihisa

    … specimens was measured using optical-lever technique when the incident light was turned on and off. …

    e-Journal of Surface Science and Nanotechnology 13(0), 352-356, 2015

    J-STAGE 

  • TuB-1-1 DESIGN PRINCIPLE OF MICRO-MECHANICAL PROBE FOR LATERAL-DEFLECTION-CONTROLLED FRICTION FORCE MICROSCOPY

    Fukuzawa Kenji , Hamaoka Satoshi , Shikida Mitsuhiro , Itoh Shintaro , Zhang Hedong

    … The micro structure for deflection detection is used in combination with an optical lever method. …

    Proceedings of JSME-IIP/ASME-ISPS Joint Conference on Micromechatronics for Information and Precision Equipment : IIP/ISPS joint MIPE 2015(0), _TuB-1-1-1-_TuB-1-1-3, 2015

    J-STAGE 

  • Development of a Non-Rigid Micro-Scale Cutting Mechanism Measuring the Cutting Force Using an Optical Lever

    Herrera-Granados German , Ashida Kiwamu , Ogura Ichiro , Okazaki Yuichi , Morita Noboru , Hidai Hirofumi , Matsusaka Souta , Chiba Akira

    … For this experimental system, an optical lever is used to measure the angular deformation at the tip of the cantilever, thus providing a better understanding of total cutting force involved in the machining process.</p> …

    International Journal of Automation Technology 8(6), 903-911, 2014

    J-STAGE 

  • Myosin V is a biological Brownian machine

    Fujita Keisuke , Iwaki Mitsuhiro

    … Recently, it was found that myosin V force generation is a composition of two processes: a lever-arm swing, which involves a conformational change in the myosin molecule, and a Brownian search-and-catch, which involves a diffusive "search" by the motor domain that is followed by an asymmetric "catch" in the forward actin target such that Brownian motion is rectified. …

    BIOPHYSICS 10(0), 69-75, 2014

    J-STAGE 

  • Noncontact measurement of liquid surface properties with dielectric force  [in Japanese]

    SHIMOKAWA Yuji , SAKAI Keiji

    現在,液体の表面張力を測定するために広く利用されている手法の多くは接触測定である.しかし,接触測定には固体に付着した僅かな汚れによる液体表面の汚染など様々な問題が存在する.我々は,電場を利用して液体表面を変形させることで表面張力を測定する新しい非接触測定法を開発した.

    IEICE technical report. Ultrasonics 113(107), 35-36, 2013-06-17

  • Noncontact measurement of liquid surface properties with dielectric force  [in Japanese]

    Shimokawa Yuji , Sakai Keiji

    表面張力に代表される液体表面の物性は、固体表面の「濡れ(wetting)」と関連して多くの応用分野で重要な役割を果たしている。コーティングや化粧品,医薬品などの分野では液体が被塗物の表面で濡れ広がるかどうかが効果を大きく左右する。一般的に用いられている表面張力の測定手法であるWilhelmyプレート法は白金板を液体の表面に接触させ、白金板に働く力から表面張力を算出する。その他にもペンダントドロップ …

    NCTAM papers, National Congress of Theoretical and Applied Mechanics, Japan 62(0), 260, 2013

    J-STAGE 

  • B015 Development of a micro/nano-scale constant load cutting mechanism measuring the cutting force by an optical lever

    HERRERA-GRANADOS German , ASHIDA Kiwamu , OGURA Ichiro , OKAZAKI Yuichi , MORIA Noboru , HIDAI Hirofumi , MATSUSAKA Souta , CHIBA Akira

    … Using an optical lever, the angular deformation at the tip of the cantilever is measure, allowing us to grasp the total cutting force involved during the machining process. …

    Proceedings of International Conference on Leading Edge Manufacturing in 21st century : LEM21 2013.7(0), 220-225, 2013

    J-STAGE 

  • S115025 Study on the S/N ratio of optical lever deflection method  [in Japanese]

    FUJISAWA Satoru

    … In this paper the S/N ratio of force signals detected by the optical lever deflection method used in the FFM and AFM is investigated, and as a result the S/N ratio the in inversely proportional to the radius of the optical spot at the divided photodiode. … This means that the smaller radius of optical spot at the photodiode generates the higher signal-to-noise ratio in force signals. …

    The Proceedings of Mechanical Engineering Congress, Japan 2012(0), _S115025-1-_S115025-3, 2012

    J-STAGE 

  • Skin formation in the drying process of a polymer solution  [in Japanese]

    SHIMOKAWA Yuji , KAJIYA Tadashi , OKUZONO Tohru , SAKAI Keiji , DOI Masao

    高分子溶液が空気中で乾燥する際に,「スキン層」と呼ばれる高分子濃厚層が,気液界面近傍に形成されることがある.本研究では,乾燥初期段階におけるスキン層の形成過程を測定するための装置開発を行った.「電場ピックアップ法」と呼ばれる,誘電力を利用した非接触の力学測定手法を基に装置を開発し,気液界面の形状の動的応答を測定した.その結果,(1)溶液表面の応答が遅くなる,(2)表面の断面形状に特徴的な「窪み領域 …

    IEICE technical report 111(158), 5-7, 2011-07-21

    References (9)

  • Video imaging of walking myosin V by high-speed atomic force microscopy

    Kodera Noriyuki , Yamamoto Daisuke , Ishikawa Ryoki , Ando Toshio

    金沢大学理工研究域数物科学系

    Nature 468(7320), 72-76, 2010-10-01

    IR  Cited by (8)

  • Ultra-high viscosity measurement by EMS system  [in Japanese]

    HOSODA Maiko , HIRANO Taichi , SAKAI Keiji

    極微小量の試料容量で粘性を非接触測定できるEMS(Electro Magnetically Spinning)粘度計測システムにより、流体の粘度曲線を迅速かつ正確に計測することができる。これまでこのシステムでは測定に要する時間の制約から、測定可能な粘度範囲が1〜10^4mPas程度に制限されていた。今回は2重極電磁石方式と光による微小触れ角測定技術を導入し、1000Pasの高粘性試料についてmsオ …

    IEICE technical report 110(138), 37-40, 2010-07-15

    References (1)

  • 919 Amplitude and Phase Correction Method for Dynamic Measurements by Optical Lever AFM : Correction of Mechanical Characteristics of Interaction between Tip and Sample  [in Japanese]

    SHIMIZU Yoshitaka , MATSUOKA Hiroshige , FUKUI Shigehisa

    The Proceedings of Conference of Chugoku-Shikoku Branch 2009.47(0), 325-326, 2009

    J-STAGE 

  • Detection of femtometer deformations of semiconductor devices in operation using an optical lever

    Mitsui Takahisa

    Japanese journal of applied physics 47(8), 6563-6565, 2008-08

    DOI 

  • Improved Sensitivity of Dual-Axis Micro-Mechanical Probe for Friction Force Microscope

    Amakawa Hiroaki , Fukuzawa Kenji , Shikida Mitsuhiro , Zhang Hedong , Itoh Shintaro

    … In addition, dual-axis forces can be detected by measuring the dual-axis displacement of the probe end using the optical lever-based method. … The region is irradiated with an optical lever laser light and the reflected light is focused onto a four-segmented photo diode (PD). …

    Tribology Online 3(7), 356-360, 2008

    J-STAGE 

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