AKIYAMA Iwaki
Faculty of Life and Medical Sciences Department of Biomedical Information
Professor
Last Updated :2021/10/23

Researcher Profile and Settings

Research Interests

  • molecular science
  • regulatory science
  • medical image technology
  • medical ultrasound

Research Areas

  • Life sciences/Medical equipment testing
  • Life sciences/Biomaterials
  • Life sciences/Biomedical engineering
  • Life sciences/Medical systems

Academic & Professional Experience

  • professor, Faculty of Life and Medical Sciences, Doshisha University, 2012/04 - Today
  • professor, Faculty of Engineering, Shonan Institute of Technology, 1994/11 - 2012/03
  • Associate Professor, Faculty of Engineering, Shonan Institute of Technology, 1991/04 - 1994/10
  • Assistant Professor, Faculty of Engineering, Shonan Institute of Technology, 1987/04 - 1991/03

Education

  • Keio University, Graduate School of Engineering, 1987
  • Keio University, Faculty of Engineering, 1982

Academic Degrees

  • 工学博士, 慶應義塾大学

Association Memberships

  • The Acoustical Society of America
  • The Institute of Electrical and Electronics Engineers
  • Asian Federation of Societies for Ultrasound in Medicine and Biology
  • World Federation for Ultrasound in Medicine and Biology
  • The Japan Society of Ultrasonics in Medicine

Committee Memberships

  • President Elect, 2020/08 - Today, Asian Federation of Societies for Ultrasound in Medicine and Biology, Academic society
  • Co-Opted Councilor, 2021/05 - Today, World Federation for Ultrasound in Medicine and Biology, Academic society
  • Biomedical Acoustics Committee, 2010/05 - Today, Acoustical Society of America, Academic society
  • Executive Trustee, 1998 - Today, The Japan Society of Ultrasonics in Medicine, Academic society, The Japan Society of Ultrasonics in Medicine
  • Administrative Councilor, 2017/10 -2021/05, World Federation for Ultrasound in Medicine and Biology, Academic society, World Federation for Ultrasound in Medicine and Biology

Awards & Honors

  • Technical Achievement Award
    Aug. 2012, International Acoustical Imaging Symposium

Published Papers

  • Measurement of temperature dependence of sound velocity in biological tissues
    Yukako Tsujimoto, Daiki Matsuda, Kiyoyuki Minamiguchi, Toshihiro Tanaka, Toshiko Hirai, Iwaki Akiyama
    Japanese Journal of Applied Physics, 58, 01 Jan. 2019
  • Ultrasonic measurement of sound velocity fluctuations in biological tissue due to ultrasonic heating and estimation of thermo-physical properties
    Yukako Tsujimoto, Mai Morimoto, Naotaka Nitta, Iwaki Akiyama
    Journal of Medical Ultrasonics, Jan. 2019
  • Sound velocity estimation and beamform correction by simultaneous multimodality imaging with ultrasound and magnetic resonance
    Ken Inagaki, Shimpei Arai, Kengo Namekawa, Iwaki Akiyama
    Applied Sciences (Switzerland), 8, 02 Nov. 2018
  • 超音波照射による生体組織の安全性評価 動物実験用システム
    新田 尚隆, 石黒 保直, 笹沼 英紀, 安田 是和, 谷口 信行, 秋山 いわき
    電子情報通信学会技術研究報告(超音波), (一社)電子情報通信学会, 113(167)37 - 40, Jul. 2013, Japanese
  • 1Pa-60 Study on Influence of Frequency Dependent Attenuation for Wideband Pulse Compression Imaging(Poster Session)
    Koumoto Kouhei, Tanabe Masayuki, Okubo Kan, Tagawa Norio, Akiyama Iwaki
    Proceedings of Symposium on Ultrasonic Electronics, (31)135 - 136, 06 Dec. 2010, English
  • 超広帯域超音波イメージングシステムの開発--メカニカルセクタ装置の試作とその映像 (特集 医用超音波最前線)
    秋山, いわき, 大矢, 晃久
    Ultrasonic technology, 日本工業出版, 18(2)29 - 31,126, Mar. 2006, Japanese, Research paper (scientific journal)
  • Speckle Noise Reduction by Superposing Many Higher Harmonic Images
    AKIYAMA, Iwaki, OHYA, Akihisa, SAITO, Shigemi
    Japanese journal of applied physics. Pt. 1, Regular papers, brief communications & review papers, Published by the Japan Society of Applied Physics through the Institute of Pure and Applied Physics, 44(6)4631 - 4636, Jun. 2005, English, Research paper (scientific journal)
  • Enhancement of Stents Using Interference of Low-frequency Ultrasonic Echo Images
    Gosuke, Ohashi, Akihisa, Ohya, Kazunobu, Tobise, Iwaki, Akiyama
    Journal of Medical Ultrasonics, 31(2)67-73 , Jan. 2004, English, Research paper (scientific journal)
  • 解説 超音波画像の変位ベクトル計測
    大橋, 剛介, 大矢, 晃久, 秋山, いわき
    Ultrasonic technology, 日本工業出版, 14(5)34 - 38, Sep. 2002, Japanese, Research paper (scientific journal)
  • Ultrasonic Heating Detects Lipiodol Deposition within Liver Tumors after Transarterial Embolization: An In Vivo Approach
    Natsuhiko Saito, Toshihiro Tanaka, Kiyoyuki Minamiguchi, Ryosuke Taiji, Hideyuki Nishiofuku, Takeshi Matsumoto, Toshiko Hirai, Kimihiko Kichikawa, Naoki Kawahara, Daiki Matsuda, Iwaki Akiyama
    Biology, MDPI AG, 10(9)901 - 901, 12 Sep. 2021, Research paper (scientific journal)
  • Acoustic radiation force impulse under clinical conditions with single infusion of ultrasound contrast agent evoking arrhythmias in rabbit heart
    Kazuma Rifu, Hideki Sasanuma, Noriya Takayama, Naotaka Nitta, Yukiyo Ogata, Iwaki Akiyama, Nobuyuki Taniguchi
    Journal of Medical Ultrasonics, Springer Science and Business Media LLC, 10 Apr. 2021, English, Research paper (scientific journal)
  • Preliminary Investigation of Magnetic Resonance Imaging Guided Beamforming in Flexible Type Ultrasonic Array Transducers
    Koki Hasegawa, Kengo Namekawa, Shinji Takayanagi, Iwaki Akiyama
    Frontiers in Physics, Frontiers Media SA, 9, 18 Mar. 2021, English, Research paper (scientific journal)
  • Ultrasonic Electronics
    Iwaki Akiyama, Pak Kon Choi, Hiroyuki Hachiya, Akira Harata, Hideyuki Hasegawa, Kenya Hashimoto, Shoji Kakio, Nobuki Kudo, Subaru Kudo, Mami Matsukawa, Tatsuro Matsuoka, Koichi Mizutani, Kentaro Nakamura, Hirotsugu Ogi, Shinichi Takeuchi, Takao Tsuchiya, Shin ichiro Umemura, Yasuaki Watanabe, Ken Yamada, Kyuichi Yasui
    Japanese Journal of Applied Physics, 57(7), Jul. 2018, Research paper (scientific journal)
  • Foreword ultrasonic electronics
    Mami Matsukawa, Jun Kondoh, Keiji Sakai, Iwaki Akiyama, Pak Kon Choi, Hiroyuki Hachiya, Akira Harata, Hideyuki Hasegawa, Kenya Hashimoto, Shoji Kakio, Nobuki Kudo, Subaru Kudo, Tatsuro Matsuoka, Koichi Mizutani, Kentaro Nakamura, Hirotugu Ogi, Sinichi Takeuchi, Takao Tsuchiya, Shinichiro Umemura, Yasuaki Watanabe, Ken Yamada, Kyuichi Yasui
    Japanese Journal of Applied Physics, 56(7), Jul. 2017, Research paper (scientific journal)
  • Investigating the type and strength of emotion with music: An fMRI study
    Teruhisa Okuya, Toshihiko Date, Miwa Fukino, Mikio Iwakawa, Kohji Sasabe, Kumi Nagao, Yuki Moriizumi, Iwaki Akiyama, Yoshiaki Watanabe
    Acoustical Science and Technology, Acoustical Society of Japan, 38(3)120 - 127, 2017, English, Research paper (scientific journal)
  • Measurement of sound pressure and temperature in tissue-mimicking material using an optical fiber Bragg grating sensor
    Keisuke Imade, Takashi Kageyama, Daisuke Koyama, Yoshiaki Watanabe, Kentaro Nakamura, Iwaki Akiyama
    JOURNAL OF MEDICAL ULTRASONICS, SPRINGER JAPAN KK, 43(4)473 - 479, Oct. 2016, English, Research paper (scientific journal)
  • The effect of ultrasound with acoustic radiation force on rabbit lung tissue: a preliminary study.
    Noriya Takayama, Yasunao Ishiguro, Nobuyuki Taniguchi, Kazuki Akai, Hideki Sasanuma, Yoshikazu Yasuda, Naotaka Nitta, Iwaki Akiyama
    Journal of medical ultrasonics (2001), 43(4)481 - 5, Oct. 2016, English, Research paper (scientific journal)
  • Erratum to: Ultrasound exposure (mechanical index 1.8) with acoustic radiation force impulse evokes extrasystolic waves in rabbit heart under concomitant administration of an ultrasound contrast agent.
    Yasunao Ishiguro, Naotaka Nitta, Nobuyuki Taniguchi, Kazuki Akai, Noriya Takayama, Hideki Sasanuma, Yukiyo Ogata, Yoshikazu Yasuda, Iwaki Akiyama
    Journal of medical ultrasonics (2001), 43(1)9 - 9, Jan. 2016, English
  • Ultrasound exposure (mechanical index 1.8) with acoustic radiation force impulse evokes extrasystolic waves in rabbit heart under concomitant administration of an ultrasound contrast agent.
    Yasunao Ishiguro, Naotaka Nitta, Nobuyuki Taniguchi, Kazuki Akai, Noriya Takakayama, Hideki Sasanuma, Yukiyo Ogata, Yoshikazu Yasuda, Iwaki Akiyama
    Journal of medical ultrasonics (2001), 43(1)3 - 7, Jan. 2016, English, Research paper (scientific journal)
  • The arrhythmogenic effect of ultrasonic exposure with acoustic radiation force (ARF) impulse on the rabbit heart with ultrasound contrast agent perfluorobutane.
    Yasunao Ishiguro, Hideki Sasanuma, Naotaka Nitta, Nobuyuki Taniguchi, Yukiyo Ogata, Yoshikazu Yasuda, Iwaki Akiyama
    Journal of medical ultrasonics (2001), 42(1)47 - 50, Jan. 2015, English, Research paper (scientific journal)
  • Experimental system for in-situ measurement of temperature rise in animal tissue under exposure to acoustic radiation force impulse.
    Naotaka Nitta, Yasunao Ishiguro, Hideki Sasanuma, Nobuyuki Taniguchi, Iwaki Akiyama
    Journal of medical ultrasonics (2001), 42(1)39 - 46, Jan. 2015, English, Research paper (scientific journal)
  • Compensation method for frequency-dependent attenuation in tissue imaging by amplitude modulation for chirp transmission
    Takuya Hiraoka, Norio Tagawa, Kan Okubo, Iwaki Akiyama
    Acoustical Science and Technology, Acoustical Society of Japan, 36(3)201 - 207, 2015, English, Research paper (scientific journal)
  • Do We Need to Restrict the Use of Doppler Ultrasound in the First Trimester of Pregnancy?
    Gail R. Ter Haar, Jacques S. Abramowicz, Iwaki Akiyama, David H. Evans, Marvin C. Ziskin, Karel Maršál
    Ultrasound in Medicine and Biology, Elsevier USA, 39(3)374 - 380, 2013, English
  • Recursive reduction of frequency dependent attenuation for wide-band ultrasound imaging in a living body
    Takuya Hiraoka, Norio Tagawa, Kan Okubo, Iwaki Akiyama
    IEEE International Ultrasonics Symposium, IUS, 914 - 917, 2013, English, Research paper (international conference proceedings)
  • Development of Multiple-Frequency Ultrasonic Imaging System Using Multiple Resonance Piezoelectric Transducer
    Iwaki Akiyama, Natsuki Yoshizumi, Shigemi Saito, Yuji Wada, Daisuke Koyamay, Kentaro Nakamura
    JAPANESE JOURNAL OF APPLIED PHYSICS, IOP PUBLISHING LTD, 51(7)07GF02 , Jul. 2012, English, Research paper (scientific journal)
  • Temperature Elevation of Biological Tissue Model Exposed by Focused Ultrasound with Acoustic Radiation Force
    Naotaka Nitta, Nobuki Kudo, Iwaki Akiyama
    NONLINEAR ACOUSTICS: STATE-OF-THE-ART AND PERSPECTIVES (ISNA 19), AMER INST PHYSICS, 1474264 - 267, 2012, English, Research paper (international conference proceedings)
  • Proposal for Blood-Flow Imaging by Contrast Echo Using Counter-Crossed Beams
    T. Eura, K. Yoshida, Y. Watanabe, T. Takayasu, K. Nakamura, I. Akiyama
    ACOUSTICAL IMAGING, VOL 30, SPRINGER, 3047 - 52, 2011, English, Research paper (international conference proceedings)
  • Preliminary Study of Broadband Transducer for Measurement of Bone Characteristics
    Takasuke Irie, Kouhei Koumoto, Masayuki Tanabe, Norio Tagawa, Kan Okubo, Iwaki Akiyama, Kouichi Itoh
    JAPANESE JOURNAL OF APPLIED PHYSICS, JAPAN SOC APPLIED PHYSICS, 49(7)07HF29 , 2010, English, Research paper (scientific journal)
  • Blood Flow Measurement by the Counter-Crossed Beam Contrast Echo Method
    Taishi Eura, Kenji Yoshida, Yoshiaki Watanabe, Iwaki Akiyama
    JAPANESE JOURNAL OF APPLIED PHYSICS, IOP PUBLISHING LTD, 49(7)07HF05 , 2010, English, Research paper (scientific journal)
  • Numerical evaluation of a composite-based multiple-resonance transducer
    Kentaro Nakamura, Yuji Wada, Daisuke Koyama, Shigimi Saito, Iwaki Akiyama
    Proceedings - IEEE Ultrasonics Symposium, 2408 - 2411, 2010, English, Research paper (international conference proceedings)
  • Multiple-frequency ultrasonic imaging by transmitting pulsed waves of two frequencies
    Natsuki Yoshizumi, Shigemi Saito, Daisuke Koyama, Kentaro Nakamura, Akihisa Ohya, Iwaki Akiyama
    JOURNAL OF MEDICAL ULTRASONICS, SPRINGER JAPAN KK, 36(2)53 - 60, Jun. 2009, English, Research paper (scientific journal)
  • On-rubble robot systems for the DDT Project
    Fumitoshi Matsuno, Takashi Tsubouchi, Shigeo Hirose, Iwaki Akiyama, Takao Inoh, Michele Guarnieri, Kenji Kawashima, Takahiro Sasaki, Naoji Shiroma, Tetsushi Kamegawa, Kazunori Ohno, Satoshi Tadokoro, Noritaka Sato, Yoshikazu Inoue, Takahide Takeuchi, Hideyuki Tsukagoshi, Masashi Sasaki, Ato Kitagawa, Takahiro Tanaka, Yasuhiro Masutani, Haruo Soeda, Koichi Osuka, Masamitsu Kurisu, Tomoharu Doi, Tadahiro Kaneda, Xin-Zhi Zheng, Hiroshi Sugimoto, Noriyuki Matsuoka, Teruaki Azuma, Masahiro Hatsuda
    Rescue Robotics: DDT Project on Robots and Systems for Urban Search and Rescue, Springer London, 105 - 129, 2009, English
  • Multiple-frequency ultrasonic imaging using a multiple-resonance transducer
    Iwaki Akiyama, Natsuki Yoshizumi, Kentaro Nakamura
    Proceedings - IEEE Ultrasonics Symposium, 2009, English, Research paper (international conference proceedings)
  • A New Contrast Echo Imaging Method Using Crossed Beams of Two Ultrasonic Frequencies
    Naoki Yoshimato, Kenji Yoshida, Yoshiaki Watanabe, Iwaki Akiyama
    JAPANESE JOURNAL OF APPLIED PHYSICS, IOP PUBLISHING LTD, 47(5)4188 - 4192, May 2008, English, Research paper (scientific journal)
  • NONLINEAR MULTIBEAM ULTRASONIC IMAGING
    I. Akiyama, N. Yoshizumi, A. Ohya, S. Saito
    ACOUSTICAL IMAGING, VOL 29, SPRINGER, 29259 - +, 2008, English, Research paper (international conference proceedings)
  • Measurement of Survivor Location for Rescue Radar System by using Two Dimensional Array Antenna
    Toshio Takeuchi, Yuko Uematsu, Hideo Saito, Yoshimitsu Aoki, Akihisa Ohya, Fumitoshi Matsuno, Iwaki Akiyama
    2008 IEEE INTERNATIONAL WORKSHOP ON SAFETY, SECURITY & RESCUE ROBOTICS, IEEE, 1 - +, 2008, English, Research paper (international conference proceedings)
  • Measurement of secondary waves generated by nonlinear vibration of microbubbles in the crossed beams of two ultrasonic frequencies
    Iwaki Akiyama, Naoki Yoshimato, Kenji Yoshida, Yoshiaki Watanabe
    NONLINEAR ACOUSTICS FUNDAMENTALS AND APPLICATIONS, AMER INST PHYSICS, 1022432 - +, 2008, English, Research paper (international conference proceedings)
  • Ultra-broadband ultrasonic imaging using bi-layer structure probe
    I. Akiyama, A. Ohya, S. Saito
    Acoustical Imaging, Vol 28, SPRINGER, 28101 - 109, 2007, English, Research paper (international conference proceedings)
  • Development of an ultra-broadband ultrasonic imaging system: Prototype mechanical sector device
    Iwaki Akiyama, Shigemi Saito, Akihisa Ohya
    Journal of Medical Ultrasonics, 33(2)71 - 76, Jun. 2006, English, Research paper (scientific journal)
  • Introduction of mission unit on information collection by on-rubble mobile platforms of development of rescue robot systems (DDT) project in Japan
    Fumitoshi Matsuno, Shigeo Hirose, Iwaki Akiyama, Takao Inoh, Michele Guarnieri, Naoji Shiroma, Tetsushi Kamegawa, Kazunori Qhno, Noritaka Sato
    2006 SICE-ICASE International Joint Conference, 4186 - 4191, 2006, English, Research paper (international conference proceedings)
  • A new system for in vivo assessment of the degree of nonlinear generation using the second harmonic component in echo signals
    Yasutomo Fujii, Nobuyuki Taniguchi, Iwaki Akiyama, Jing-Wen Tsao, Kouichi Itoh
    Ultrasound in Medicine and Biology, 30(11)1511 - 1516, Nov. 2004, English, Research paper (scientific journal)
  • Study of a breast tumor extraction algorithm for three-dimensional ultrasound images, using multiple space differentiation filters: Automated breast tumor extraction algorithm with improved accuracy
    Hironori Matsudaira, Hiroaki Kawasaki, Kiyoka Omoto, Koichi Itoh, Yuki Takizawa, Iwaki Akiyama
    Acoustical Science and Technology, 25(1)9 - 14, Jan. 2004, English, Research paper (scientific journal)
  • Speckle reduction by summation of higher order harmonic images
    Akiyama, I, H Yamamoto, G Ohashi, A Ohya
    ACOUSTICAL IMAGING, VOL 27, SPRINGER, 27651 - 657, 2004, English, Research paper (international conference proceedings)
  • Speckle reduction of echographic images using higher order harmonic components
    Akiyama, I, H Yamamoto, G Ohashi, A Ohya
    2003 IEEE ULTRASONICS SYMPOSIUM PROCEEDINGS, VOLS 1 AND 2, IEEE, 1642 - 1645, 2003, English, Research paper (international conference proceedings)
  • Ultrasonic imaging with narrow aperture phased array
    N Takizawa, A Ohya, Akiyama, I
    ELECTRONICS AND COMMUNICATIONS IN JAPAN PART III-FUNDAMENTAL ELECTRONIC SCIENCE, SCRIPTA TECHNICA-JOHN WILEY & SONS, 86(2)72 - 81, 2003, English, Research paper (scientific journal)
  • Development of three dimensional image analysis system for computer aided diagnosis of breast cancer using ultrasonic echography
    Akiyama, I, H Matsudaira, H Kawasaki, K Omoto, K Itoh
    ACOUSTICAL IMAGING, VOL 26, KLUWER ACADEMIC/PLENUM PUBL, 2691 - 96, 2002, English, Research paper (international conference proceedings)
  • A study on speckle tracking method for three-dimensional ultrasonic imaging
    G Ohashi, T Toyoda, A Ohya, Akiyama, I
    ELECTRONICS AND COMMUNICATIONS IN JAPAN PART III-FUNDAMENTAL ELECTRONIC SCIENCE, SCRIPTA TECHNICA-JOHN WILEY & SONS, 85(12)1 - 8, 2002, English, Research paper (scientific journal)
  • Determination and evaluation of the surface region of breast tumors using ultrasonic echohraphy
    XY Cheng, Akiyama, I, S Ogawa, K Itoh, K Omoto, Y Wang, N Taniguchi
    ACOUSTICAL IMAGING, VOL 24, KLUWER ACADEMIC/PLENUM PUBL, 24261 - 271, 2000, English, Research paper (international conference proceedings)
  • Narrow aperture phased array computed tomography
    Akiyama, I, N Takizawa, A Ohya
    ACOUSTICAL IMAGING, VOL 25, KLUWER ACADEMIC/PLENUM PUBL, 25163 - 170, 2000, English, Research paper (international conference proceedings)
  • Breast Tumor Diagnostic System Using Three-Dimensional Ultrasonic Echography
    Xiangyong Cheng, Iwaki Akiyama, Yi Wang, Kouichi Itoh
    Systems and Computers in Japan, John Wiley and Sons Inc., 30(2-3)1 - 10, 1999, English, Research paper (scientific journal)
  • Ultrasonic pulsed echo tomography using narrow aperture phased array
    Akiyama, I, N Takizawa, A Ohya
    1999 IEEE ULTRASONICS SYMPOSIUM PROCEEDINGS, VOLS 1 AND 2, IEEE, 1613 - 1616, 1999, English, Research paper (international conference proceedings)
  • Ultrasonic tomography using arc focusing beam
    N Takizawa, A Ohya, Akiyama, I
    1998 IEEE ULTRASONICS SYMPOSIUM - PROCEEDINGS, VOLS 1 AND 2, IEEE, 1659 - 1662, 1998, English, Research paper (international conference proceedings)
  • Three dimensional ultrasonic imaging for diagnosis of breast tumor
    S Ogawa, K Itoh, K Omoto, Cheng, X, A Ohya, Akiyama, I
    1998 IEEE ULTRASONICS SYMPOSIUM - PROCEEDINGS, VOLS 1 AND 2, IEEE, 1677 - 1680, 1998, English, Research paper (international conference proceedings)
  • Intelligent systems using fuzzy logic for the determination of breast tumors
    XY Cheng, K Itoh, A Ohya, K Omoto, Y Wang, N Taniguchi, S Ogawa, Akiyama, I
    PROCEEDINGS OF THE 20TH ANNUAL INTERNATIONAL CONFERENCE OF THE IEEE ENGINEERING IN MEDICINE AND BIOLOGY SOCIETY, VOL 20, PTS 1-6, IEEE, 201356 - 1359, 1998, English, Research paper (international conference proceedings)
  • Tomographic Reconstruction Technique for Pulsed-Echo Imaging
    Iwaki Akiyama
    International Journal of Imaging Systems and Technology, John Wiley and Sons Inc., 8(5)432 - 437, 1997, English, Research paper (scientific journal)
  • Synthetic aperture computed tomography
    Akiyama, I, K Yano
    ACOUSTICAL IMAGING, VOL 23, PLENUM PRESS DIV PLENUM PUBLISHING CORP, 23575 - 581, 1997, English, Research paper (international conference proceedings)
  • Breast tumor diagnosis system using three dimensional ultrasonic echography
    XY Cheng, Akiyama, I, K Itoh, Y Wang, N Taniguchi, S Ohtsuka, H Mizunuma
    PROCEEDINGS OF THE 19TH ANNUAL INTERNATIONAL CONFERENCE OF THE IEEE ENGINEERING IN MEDICINE AND BIOLOGY SOCIETY, VOL 19, PTS 1-6, IEEE, 19517 - 520, 1997, English, Research paper (international conference proceedings)
  • On the echographic image of biological tissue with self-similarity structure
    Akiyama, I, N Taniguchi, K Itoh
    ACOUSTICAL IMAGING, VOL 22, PLENUM PRESS DIV PLENUM PUBLISHING CORP, 22349 - 354, 1996, English, Research paper (international conference proceedings)
  • COMPUTER-SIMULATION OF ULTRASONIC IMAGES WITH SELF-SIMILARITY OF TISSUE STRUCTURES
    AKIYAMA, I, A OHYA, N TANIGUCHI, K ITOH
    JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS, JAPAN J APPLIED PHYSICS, 34(5B)2826 - 2830, May 1995, English, Research paper (scientific journal)
  • Ultrasonic trans-femur tomography
    Iwaki Akiyama, Kenji Takagishi, Moritoshi Itoman, Makoto Yamamoto
    Journal of the Acoustical Society of Japan (E), 13(5)323 - 326, 1992, English, Research paper (scientific journal)
  • REFLECTION IMAGING OF NONLINEARITY PARAMETER DISTRIBUTION
    AKIYAMA, I, T KOIDE, Y KUMAKURA
    JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS, JAPAN J APPLIED PHYSICS, 30221 - 223, 1991, English, Research paper (scientific journal)
  • NONLINEARITY PARAMETER B/A IMAGING BY USING ULTRASOUND ECHO SIGNALS
    AKIYAMA, I
    FRONTIERS OF NONLINEAR ACOUSTICS, ELSEVIER APPL SCI PUBL LTD, 379 - 384, 1990, English, Research paper (international conference proceedings)
  • AIRBORNE ULTRASONIC SPECKLE VELOCIMETRY
    AKIYAMA, I, F MIYAZAKI, H MOMOKAWA
    JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS, JAPAN J APPLIED PHYSICS, 28179 - 181, 1989, English, Research paper (scientific journal)
  • Development of light beam CT system for measurement of ultrasonic wave fields
    Iwaki Akiyama, Masato Nakajima, Hisao Waki, Shin'Ichi Yuta
    Electronics and Communications in Japan (Part I: Communications), 71(5)51 - 60, 1988, English, Research paper (scientific journal)
  • Measurement of finite amplitude ultrasound wave fields by light beam CT
    Iwaki Akiyama, Yukihiro Nishida, Hisao Wak, Masato Nakajima, Shin-Ichi Yuta
    Japanese Journal of Applied Physics, 25(1)97 - 99, 1986, English, Research paper (scientific journal)

Misc

  • 超音波照射下における骨格筋細胞の筋合成に関する研究
    氏政かりん, 市川寛, 秋山いわき, 南山幸子
    日本筋学会学術集会プログラム・抄録集, 5回105 - 105, Aug. 2019, Japanese
  • ここまで“見える”最新超音波診断装置 今“超音波”に求められるものとは 次世代の超音波診断装置
    秋山いわき
    月刊新医療, 45(8)84‐87 , 01 Aug. 2018, Japanese
  • 超音波照射によるメダカ胚のプロテオーム解析
    池川雅哉, 松本恵李那, 吉田憲司, 秋山いわき, 廣瀬まゆみ, 渡辺好章
    超音波医学, 45(Supplement (CD-ROM))S211(J‐STAGE) , 15 Apr. 2018, Japanese
  • 超音波と可視化~目で見る超音波~1)最近の超音波可視化技術
    秋山いわき
    超音波Techno, 29(3)1‐3 , 01 Jun. 2017, Japanese
  • 超音波照射によるDNA分子の二重鎖切断
    石原 和也, 山下 悠介, 吉田 憲司, 秋山 いわき, 剣持 貴弘, 吉川 裕子, 吉川 研一, 渡辺 好章
    超音波医学, (公社)日本超音波医学会, 44(Suppl.)S466 - S466, Apr. 2017, Japanese
  • 音響放射力インパルスが肺に及ぼす影響 ウサギを用いた動物実験
    高山 法也, 笹沼 英紀, 利府 数馬, 高野 わかな, 新田 尚隆, 石黒 保直, 秋山 いわき, 谷口 信行
    超音波医学, (公社)日本超音波医学会, 44(Suppl.)S467 - S467, Apr. 2017, Japanese
  • 超音波照射されたメダカ胚のプロテオーム解析
    松本恵李那, 吉田憲司, 秋山いわき, 廣瀬まゆみ, 池川雅哉, 渡辺好章
    日本超音波医学会光超音波画像研究会プログラム・抄録集, 2017(2nd)61‐65 , 2017, Japanese
  • 音響放射力を伴う超音波による生体組織の温度上昇
    新田尚隆, 石黒保直, 赤井一揮, 笹沼英紀, 谷口信行, 高野わかな, 秋山いわき
    超音波医学, 43S235(J‐STAGE) , 15 Apr. 2016, Japanese
  • 音響放射力インパルス(ARFI)を伴う超音波と期外収縮
    石黒保直, 新田尚隆, 赤井一輝, 高野わかな, 高山法也, 小形幸代, 笹沼英紀, 安田是和, 谷口信行, 秋山いわき
    超音波医学, 43S235(J‐STAGE) , 15 Apr. 2016, Japanese
  • 音響放射力を伴う超音波照射による骨表面上の温度上昇について
    高野わかな, 赤井一揮, 新田尚隆, 石黒保直, 笹沼英紀, 谷口信行, 秋山いわき
    日本音響学会研究発表会講演論文集(CD-ROM), 2016ROMBUNNO.1‐Q‐23 , 24 Feb. 2016, Japanese
  • 超音波はどこまで安全か 超音波造影剤投与下の音響放射力インパルス(ARFI)のウサギ心臓への照射と期外収縮
    石黒 保直, 新田 尚隆, 赤井 一揮, 高山 法也, 小形 幸代, 笹沼 英紀, 安田 是和, 谷口 信行, 秋山 いわき
    超音波医学, (公社)日本超音波医学会, 42(Suppl.)S229 - S229, Apr. 2015, Japanese
  • 音響放射力インパルス照射下のウサギ肝臓及び大腿骨上における温度上昇のin vivo測定
    NITTA NAOTAKA, ISHIGURO YASUNAO, SASANUMA HIDEKI, TANIGUCHI NOBUYUKI, AKIYAMA IWAKI
    超音波医学, (一社)日本超音波医学会, 42(2)283 - 283, 15 Mar. 2015, Japanese
  • 超音波造影剤投与下のウサギ心臓における音響放射カインパルス(ARFI:Acoustic Radiation Force Impulse)の心電図波形に与える影響についての検討
    石黒 保直, 新田 尚隆, 笹沼 英紀, 安田 是和, 秋山 いわき, 谷口 信行
    超音波医学, (一社)日本超音波医学会, 41(3)464 - 465, May 2014, Japanese
  • FDA Compensation of Tissue Harmonic Imaging by AM Modulation of FM Chirp Transmission Signal
    平岡拓也, 田川憲男, 大久保寛, 秋山いわき
    電子情報通信学会技術研究報告, (一社)電子情報通信学会, 113(439(US2013 93-112))25 - 30, 14 Feb. 2014, Japanese
  • 1P2-11 A Method for Reduction of Frequency Dependent Attenuation in Tissue Harmonic Imaging(Poster Session)
    Hiraoka Takuya, Tagawa Norio, Okubo Kan, Akiyama Iwaki
    Proceedings of Symposium on Ultrasonic Electronics, Steering committee of symposium on ultrasonic electronics, 3457 - 58, 20 Nov. 2013, English
  • 広帯域パルス圧縮画像化における再帰的FDA補正の性能解析
    平岡拓也, 田川憲男, 秋山いわき, 大久保寛
    超音波医学, (公社)日本超音波医学会, 40(Suppl.)S702 - S702, 15 Apr. 2013, Japanese
  • 周波数依存減衰を補正したパルス圧縮広帯域画像化の検討
    河本江平, 田川憲男, 大久保寛, 秋山いわき
    超音波医学, (公社)日本超音波医学会, 39(Suppl.)S516 - S516, 15 Apr. 2012, Japanese
  • 骨内画像化への応用を目指した広帯域超音波探触子に関する検討
    河本江平, 入江喬介, 田邉将之, 田川憲男, 大久保寛, 秋山いわき, 伊東紘一
    超音波医学, (公社)日本超音波医学会, 37(Suppl.)S469 - S469, 15 Apr. 2010, Japanese
  • A new system for in vivo assessment of the degree of nonlinear generation using the second harmonic component in the echo signals
    FUJII Yasutomo, TANIGUCHI Nobuyuki, AKIYAMA Iwaki, TSAO Jing-Wen, KOIBUCHI Harumi, ONO Tomoko, OMOTO Kiyoka, ITOH Kouichi
    32, 15 Apr. 2005, Japanese
  • Predicting the type and strength of emotions using brain activity: An fMRI study
    Teruhisa Okuya, Kumi Nagao, Yuki Moriizumi, Mikio Iwakawa, Kohji Sasabe, Iwaki Akiyama, Yoshiaki Watanabe
    INTERNATIONAL JOURNAL OF PSYCHOLOGY, ROUTLEDGE JOURNALS, TAYLOR & FRANCIS LTD, 51869 - 869, Jul. 2016, English, Research paper, summary (international conference)
  • Ultrasonic Electronics FOREWORD
    Jun Kondoh, Keiji Sakai, Iwaki Akiyama, Pak-kon Choi, Hiroyuki Hachiya, Akira Harata, Hideyuki Hasegawa, Ken-ya Hashimoto, Shoji Kakio, Subaru Kudo, Nobuki Kudoh, Kentaro Nakamura, Mami Matsukawa, Koichi Mizutani, Hirotsugu Ogi, Shinichi Takeuchi, Takao Tsuchiya, Shin-ichiro Umemura, Yasuaki Watanabe, Ken Yamada, Kyuichi Yasui
    JAPANESE JOURNAL OF APPLIED PHYSICS, IOP PUBLISHING LTD, 55(7), Jul. 2016, English, Other
  • Ultrasonic Electronics FOREWORD
    Iwaki Akiyama, Keiji Sakai, Pak-kon Choi, Hiroyuki Hachiya, Akira Harata, Ken-ya Hashimoto, Shoji Kakio, Jun Kondoh, Subaru Kudo, Nobuki Kudoh, Minoru Kurosawa, Mami Matsukawa, Tatsuro Matsuoka, Koichi Mizutani, Kentaro Nakamura, Toshiaki Nakamura, Hirotsugu Ogi, Shinichi Takeuchi, Shin-ichiro Umemura, Yasuaki Watanabe, Ken Yamada, Kyuichi Yasui
    JAPANESE JOURNAL OF APPLIED PHYSICS, IOP PUBLISHING LTD, 54(7), Jul. 2015, English, Other
  • Ultrasonic Electronics FOREWORD
    Kentaro Nakamura, Keiji Sakai, Iwaki Akiyama, Pak-kon Choi, Hiroyuki Hachiya, Akira Harata, Ken-ya Hashimoto, Shoji Kakio, Hiroshi Kanai, Jun Kondoh, Subaru Kudo, Nobuki Kudoh, Minoru Kurosawa, Mami Matsukawa, Tatsuro Matsuoka, Koichi Mizutani, Jun Morimoto, Toshiaki Nakamura, Hirotsugu Ogi, Tsuyoshi Shina, Shinichi Takeuchi, Kenshin Tsuchiya, Takao Tsuchiya, Shin-ichiro Umemura, Yasuaki Watanabe, Akira Yamada, Ken Yamada, Kyuichi Yasui
    JAPANESE JOURNAL OF APPLIED PHYSICS, IOP PUBLISHING LTD, 53(7), Jul. 2014, English, Other
  • In Vivo Measurement of Temperature Rise in Living Rabbit's Liver Exposed to Ultrasound with Acoustic Radiation Force
    Naotaka Nitta, Yasunao Ishiguro, Hideki Sasanuma, Nobuyuki Taniguchi, Iwaki Akiyama
    2014 IEEE INTERNATIONAL ULTRASONICS SYMPOSIUM (IUS), IEEE, 2014 Vol.21175 - 1178, 2014, English
  • Compensation Method of Frquency Dependent Attenuation for Tissue Harmonic Imaging
    Takuya Hiraoka, Norio Tagawa, Kan Okubo, Yihsin Ho, Iwaki Akiyama
    2014 IEEE INTERNATIONAL ULTRASONICS SYMPOSIUM (IUS), IEEE, 1085 - 1088, 2014, English, Research paper, summary (international conference)
  • Development of In Vivo Measurement System for Temperature Rise in Animal Tissue under Exposure to Ultrasound with Acoustic Radiation Force
    Naotaka Nitta, Nobuki Kudo, Tomoo Kamakura, Yasunao Ishiguro, Hideki Sasanuma, Nobuyuki Taniguchi, Iwaki Akiyama
    2013 IEEE INTERNATIONAL ULTRASONICS SYMPOSIUM (IUS), IEEE, 2013 Vol.1386 - 389, 2013, English
  • Wide Band Pulse Compression Imaging with Transmission Compensation for Frequency Dependent Attenuation
    Kouhei Koumoto, Kouhei Nii, Norio Tagawa, Kan Okubo, Iwaki Akiyama
    2012 IEEE INTERNATIONAL ULTRASONICS SYMPOSIUM (IUS), IEEE, 1658 - 1661, 2012, English
  • Rescue radar system with array antennas
    Toshio Takeuchi, Hideo Saito, Yoshimitsu Aoki, Akihisa Ohya, Fumitoshi Matsuno, Iwaki Akiyama
    IECON Proceedings (Industrial Electronics Conference), IEEE Computer Society, 1782 - 1787, 2008, English
  • Measurement of Survivor Location by using GPR with Two Dimensional Array Antenna
    Toshio Takeuchi, Hideo Saito, Yoshimitsu Aoki, Akihisa Ohya, Fumitoshi Matsuno, Iwaki Akiyama
    2008 PROCEEDINGS OF SICE ANNUAL CONFERENCE, VOLS 1-7, IEEE, 2000 - +, 2008, English
  • Search for survivors buried in rubble by rescue radar with array antennas - Extraction of respiratory fluctuation -
    Iwaki Akiyama, Natsuki Yoshizumi, Akihisa Ohya, Yoshimitsu Aoki, Fumitoshi Matsuno
    SSRR2007 - IEEE International Workshop on Safety, Security and Rescue Robotics Proceedings, 2007, English

Books etc

  • Acoustical Imaging Vol.29
    AKIYAMA Iwaki
    Springer, Oct. 2009, Editor

Conference Activities & Talks

  • Bioeffects of ultrasound with long pulse duration during administration of contrast agents
    AKIYAMA Iwaki
    World Federation for Ultrasound in Medicine and Biology, 06 Sep. 2019, English, Symposium, workshop panel (nominated)
  • Measurement of sound velocity change due to ultrasonic heating
    AKIYAMA Iwaki
    World Federation for Ultrasound in Medicine and Biology, 06 Sep. 2019, English, Symposium, workshop panel (nominated)
  • Estimation of the thermo-physical property of biological tissues from temperature rise due to ultrasound exposure.
    TSUJIMOTO Yukako, AKIYAMA Iwaki
    Acoustical Society of America, 09 Nov. 2018, English, Oral presentation (general)
  • Lung Hemorrhage induced by acoustic radiation force impulse elastography:A preliminary study in rabbits
    TAKAYAMA Noriya, SASANUMA Hideki, RIFU Kazuma, FURUYA M, LEFOR K, AKIYAMA Iwaki, N.Taniguchi
    EUROSON, 07 Sep. 2018, English, Poster presentation
  • Simultaneous Ultrasonic Imaging under Magnetic Resonance Imaging
    AKIYAMA Iwaki
    13th Congress of Asian Federation of Societies for Ultrasound in Medicine and Biology, 24 May 2018, English, Oral presentation (invited, special)
  • 造影剤投与後の音響放射力インパルスを伴う超音波照射による期外収縮の誘発
    利府数馬, 笹沼英紀, 高山法也, 高野わかな, 石黒保直, 小形幸代, 秋山いわき, 谷口信行
    超音波医学, 15 Apr. 2018, Japanese
  • 超音波照射によるメダカ胚のプロテオーム解析
    池川雅哉, 松本恵李那, 吉田憲司, 秋山いわき, 廣瀬まゆみ, 渡辺好章
    超音波医学, 15 Apr. 2018, Japanese
  • 音響放射力インパルスが肺に及ぼす影響―ウサギを用いた動物実験―
    高山法也, 笹沼英紀, 利府数馬, 高野わかな, 石黒保直, 秋山いわき, 谷口信行
    超音波医学, 15 Apr. 2018, Japanese
  • MRと超音波のマルチモダリティ・イメージング
    秋山いわき, 新井慎平, 稲垣拳, 坂和直幸, 新田尚隆, 平井都始子
    超音波医学, 15 Apr. 2018, Japanese
  • 高周波超音波の照射に伴うDNA分子の二重鎖切断
    吉田憲司, 石原和也, 秋山いわき, 吉川研一, 渡辺好章
    超音波医学, 15 Apr. 2018, Japanese
  • 音響放射力インパルスによる肺損傷についての検討―ウサギを用いた動物実験―
    高山法也, 笹沼英紀, 利府数馬, 古屋元秀, 石黒保直, 秋山いわき, 谷口信行
    日本超音波医学会関東甲信越地方会学術集会抄録集, 2018, Japanese
  • 造影剤投与後の音響放射力インパルスを伴う超音波照射による期外収縮の誘発
    利府数馬, 笹沼英紀, 高山法也, 高野わかな, 石黒保直, 小形幸代, 秋山いわき, 谷口信行
    日本超音波医学会関東甲信越地方会学術集会抄録集, 2018, Japanese
  • 音響放射力インパルスが肺に及ぼす影響―ウサギを用いた動物実験―
    高山法也, 笹沼英紀, 利府数馬, 高野わかな, 新田尚隆, 石黒保直, 秋山いわき, 谷口信行
    超音波医学, 15 Apr. 2017, Japanese
  • Effect on Rabbit Heart Exposure to Ultrasound with Long Pulse Duration
    AKIYAMA Iwaki
    International Congress on Ultrasonics, 2017
  • Measurement of thermal properties of the biological tissues by ultrasonic heating
    Yukako Tsujimoto, Mai Morimoto, Naotaka Nitta, Iwaki Akiyama
    Artimino Conference, 2017
  • Ultrasonic imaging of sum frequency components by crossed beam contrast echo method.
    KIHARA Ayane, KANAI Kazumasa AKIYAMA Iwaki
    5th Joint Meeting of the Acoustical Society of America and Acoustical Society of Japan, 02 Dec. 2016, English, Oral presentation (general)
  • Proposal of Ultrasonic Imaging of thermophysical property distribution in vivo by ultrasonic heating
    M. Morimoto, Y. Tsujimoto, I. Akiyama
    Acoustical Soceity of America, 02 Dec. 2016, English, Oral presentation (general)
  • Measurement of volumetric heat capacity of biological tissues heated by ultrasound exposure,
    M. Sugiyama, H. Kanayama, I. Akiyama
    Acoustical Soceity of America, 01 Dec. 2016, English, Poster presentation
  • Simultaneous measurement of sound pressure and temperature of tissue mimicking material by an optical fiber Brag grating sensor,
    AKIYAMA Iwaki
    Acoustical Society of America, 2015
  • On the thermal effect in biological tissues exposed to ultrasound of longer pulse duration after administration of contrast agents
    AKIYAMA Iwaki
    IEEE International Ultrasonics Symposium, 2015
  • Safety of Medical Ultrasound
    AKIYAMA Iwaki
    Asian Symposium on Advanced Ultrasound Technology, 2015
  • Measurement of temperture rise of tissue heating by ultrasonic pulse-echo method
    AKIYAMA Iwaki
    The 11th Congress of Asian Federation of Societies for Ultrasound in Medicine and Biology, 2014
  • In vivo measurement of temperature rise living ravvit's liver exposed to ultrasound with acoustic radiation force
    Notaka Nitta, Yasunao Ishiguro, Hideki Sasanuma, Nobuyuki Taniguchi, Iswaidssss
    Proceedings of IEEE International Ultrasonics Symposium, 2014
  • Multipoint measurement of sound pressure and temperature in biological tissues by using optical fiber sensors
    AKIYAMA Iwaki
    166th Meeting of the Acoustical Society of America, 2013
  • Wide Band Pulse Compression Imaging with Transmission Compensation for Frequency Dependent Attenuation
    Kouhei Koumoto, Kouhei Nii, Norio Tagawa, Kan Okubo, Iwaki Akiyama
    Proceedings of the IEEE Ultrasonics Symposium, 2012
  • Temperature Elevation of Biological Tissue Model Exposed by Focused Ultrasound with Acoustic Radiation Force
    Naotaka Nitta, Nobuki Kudo, Iwaki Akiyama
    Proceedings of 19th International Symposium on Nonlinear Acoustics, 2012
  • ent of multiple frequency ultrasonic imaging system by using multi-resonance piezoelectric transducer
    AKIYAMA Iwaki
    2011
  • Numerical Evauation of a Composite-based Multiple-Resonance Transducer
    Kentaro Nakamura, Yuji Wada, Daisuke Koyama, Shigemi Saito, Iwaki Akiyama
    Proceedings of IEEE Ultrasonics Symposium, 2011
  • Effects of ultrasonic multiple scattering by microbubbles on Doppler frequency spectrum
    AKIYAMA Iwaki
    Proceedings of Symposium on Ultrasonic Electronics, 2010
  • Study on Influence of Frequency Dependent Attenuation for Wideband Pulse Compression
    AKIYAMA Iwaki
    Proceedings of Symposium on Ultrasonic Electronics,, 2010
  • Multiple Frequencies Ultrasonic Imaging Using Multiple-Resonance Transducer
    Iwaki Akiyama, Shigemi Saito, Kentaro Nakamura
    Proceedings of IEEE Ultrasonics Symposium, 2010
  • Measurement of Secondary Waves Generated by Nonlinear Vibration of Microbubbles in the Crossed Beams of Two Ultrasonic Frequencies
    I.Akiyama, N.Yoshimoto, K.Yoshida, Y.Watanabe
    Proceedings of 18th International Symposium on Nonlinear Acoustics, 2008
  • Rescue Radar System with Array Antennas
    T. Takeuchi, H. Saito, Y. Aoki, A. Ohya, F. Matsuno, I. Akiyama
    Proceedings of The 34th Annual Conference of the IEEE Industrial Electronics Society, 2008
  • Measurement of Survivor Location by using GPR with Two Dimensional Array Antenna
    T. Takeuchi, H. Saito, Y. Aoki, A. Ohya, F. Matsuno, I. Akiyama
    Proceedings of SICE Annual Conference, 2008
  • Measurement of Survivor Location for Rescue Radar System by using Two Dimensional Array Antenna
    T. Takeuchi, Y. Uematsu, H. Saito, Y. Aoki, A. Ohya, F. Matsuno, I. Akiyama
    Proceedings of the IEEE International Workshop on Safety, Security and Rescue Robotics, 2008
  • Search for Survivors Buried in Rubble by Rescue Radar with Array Antennas - Extraction of Respiratory Fluctuation -
    Iwaki Akiyama, Natsuki Yoshizumi, Akihisa Ohya, Yoshimitsu Aoki, Fumitoshi Matsuno
    Proceedings of the IEEE International Workshop on Safety, Security and Rescue Robotics, 2007

Research Grants & Projects

  • Middle level output exposed to ultrasound effected by biological generation and growth
    Japan Society of Promotion of Science, Basic Research (B), 2019/04 -2022/03, AKIYAMA Iwaki

Teaching Experience

  • Advanced Lecture of Medical Imaging System
    International Science and Technology Course, Doshisha University
  • Advanced Lecture of Ultrasonic Electronics
    International Science and Technology Course, Doshisha University

Research Seeds

  • Measurement of temperature dependence of sound velocity for biological tissues
    Research Fields: Life Sciences, Medical and Pharmaceutical Sciences, Machinery and Measuring Equipment
  • US and MR Multimodality Imaging of The Heart
    Research Fields: Medical and Pharmaceutical Sciences, Machinery and Measuring Equipment
  • Image Quoality Improvement of Echography by using Image Information of MRI
    Research Fields: Medical and Pharmaceutical Sciences, Life Sciences, Sports , Healthcare and Welfare
    Affiliation/Name: Iwaki Akiyama
  • Measurement of volumetric Heat Capacity of Biological Tissues by Ultrasound
    Research Fields: Medical and Pharmaceutical Sciences, Life Sciences, Sports , Healthcare and Welfare
    Affiliation/Name: Iwaki Akiyama