Akira Iwakawa

Profile Information

Degree: 博士(工学)(Feb, 2016, 名古屋大学)

J-GLOBAL ID: 201401045831039649
researchmap Member ID: B000236372

Research Interests

Research Areas

Aerospace, marine, and maritime Engineering / Aerospace engineering /
Manufacturing technology (mechanical, electrical/electronic, chemical engineering) / Fluid engineering /

Education

Sep, 2010 - Mar, 2014

Department of Aerospace Engineering, Graduate School of Engineering, Nagoya University
Apr, 2008 - Mar, 2010

Department of Aeronautics and Astronautics, Graduate School, Division of Engineering, The University of Tokyo
Apr, 2004 - Mar, 2008

Undergraduate School of Engineering Science, Faculty of Engineering, Kyoto University

Papers

Geometrical matching in remote in-tube shock compression by an unsteady jet

D. Ichihara, D. Kuwabara, D. Moriyama, Y. Nakamura, A. Iwakawa, A. Sasoh

Shock Waves, 32(4) 373-381, Jun, 2022
Influence of cellophane diaphragm rupture processes on the shock wave formation in a shock tube

G. Fukushima, T. Tamba, A. Iwakawa, A. Sasoh

Shock Waves, 30(5) 545-557, Jul 1, 2020
Experimental investigation of the interaction of a weak planar shock with grid turbulence in a counter-driver shock tube

Takahiro Tamba, Gaku Fukushima, Masaya Kayumi, Akira Iwakawa, Akihiro Sasoh

Physical Review Fluids, 4(7), Jul 26, 2019
Effects of repetitive laser energy deposition on supersonic duct flows

Hoang Son Pham, Manabu Myokan, Takahiro Tamba, Akira Iwakawa, Akihiro Sasoh

AIAA Journal, 56(2) 542-553, 2018 Peer-reviewed
Power matching between plasma generation and electrostatic acceleration in helicon electrostatic thruster

D. Ichihara, Y. Nakagawa, A. Uchigashima, A. Iwakawa, A. Sasoh, T. Yamazaki

ACTA ASTRONAUTICA, 139 157-164, Oct, 2017 Peer-reviewed
Effects of magnetic field profile near anode on ion acceleration characteristics of a diverging magnetic field electrostatic thruster

D. Ichihara, A. Iwakawa, A. Sasoh

JOURNAL OF APPLIED PHYSICS, 122(4), Jul, 2017 Peer-reviewed
Electrostatic/magnetic ion acceleration through a slowly diverging magnetic nozzle between a ring anode and an on-axis hollow cathode

A. Sasoh, K. Mizutani, A. Iwakawa

AIP ADVANCES, 7(6), Jun, 2017 Peer-reviewed
Ten-Ampere-Level, Applied-Field-Dominant Operation in Magnetoplasmadynamic Thrusters

Daisuke Ichihara, Tomoki Uno, Hisashi Kataoka, Jaehun Jeong, Akira Iwakawa, Akihiro Sasoh

JOURNAL OF PROPULSION AND POWER, 33(2) 360-369, Mar, 2017 Peer-reviewed
Impacts of laser energy deposition on flow instability over double-cone model

Hoang Son Pham, Tatsuro Shoda, Takahiro Tamba, Akira Iwakawa, Akihiro Sasoh

AIAA Journal, 55(9) 2992-3000, 2017 Peer-reviewed
Mach Number Effect on Supersonic Drag Reduction using Repetitive Laser Energy Depositions over a Blunt Body

Akira Iwakawa, Tatsuro Shoda, Ryosuke Majima, Son Hoang Pham, Akihiro Sasoh

TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES, 60(5) 303-311, 2017 Peer-reviewed
Electrostatic ion acceleration across a diverging magnetic field

D. Ichihara, A. Uchigashima, A. Iwakawa, A. Sasoh

APPLIED PHYSICS LETTERS, 109(5), Aug, 2016 Peer-reviewed
Suppression of low-frequency shock oscillations over boundary layers by repetitive laser pulse energy deposition

Akira Iwakawa, Tatsuro Shoda, Hoang Son Pham, Takahiro Tamba, Akihiro Sasoh

Aerospace, 3(2), Jun 1, 2016 Peer-reviewed
Suppression of low-frequency shock oscillations over boundary layers by repetitive laser pulse energy deposition

Akira Iwakawa, Tatsuro Shoda, Hoang Son Pham, Takahiro Tamba, Akihiro Sasoh

Aerospace, 3(2), Jun 1, 2016 Peer-reviewed
Moderation of near-field pressure over a supersonic flight model using laser-pulse energy deposition

D. Furukawa, Y. Aoki, A. Iwakawa, A. Sasoh

PHYSICS OF FLUIDS, 28(5), May, 2016 Peer-reviewed
Anode Geometry Effects on Ion Beam Energy Performance in Helicon Electrostatic Thruster

Akira Uchigashima, Teruaki Baba, Daisuke Ichihara, Akira Iwakawa, Akihiro Sasoh, Takuya Yamazaki, Shota Harada, Matsutaka Sasahara, Tomoji Iwasaki

IEEE TRANSACTIONS ON PLASMA SCIENCE, 44(3) 306-313, Mar, 2016 Peer-reviewed
Field experiment of blast wave pressure modulation past a turbulent flow

Takahiro Tamba, Daiki Furukawa, Yuma Aoki, Masaya Kayumi, Akira Iwakawa, Akihiro Sasoh, Takehiro Matsunaga, Mitsuo Izumo, Yuta Sugiyama, Tomoharu Matsumura …

SCIENCE AND TECHNOLOGY OF ENERGETIC MATERIALS, 77(3-4) 91-97, 2016 Peer-reviewed
Shock Wave Boundary Layer Interaction Control using Repetitive-Pulse Laser Energy Depositions

Akira Iwakawa, Takahiro Tamba, Son H. Pham, Tatsuro Shoda, Akihiro Saso

Jan, 2016 Peer-reviewed
Counter-driver shock tube

T. Tamba, T. M. Nguyen, K. Takeya, T. Harasaki, A. Iwakawa, A. Sasoh

SHOCK WAVES, 25(6) 667-674, Nov, 2015 Peer-reviewed
Frequency modulation in shock wave-boundary layer interaction by repetitive-pulse laser energy deposition

T. Tamba, H. S. Pham, T. Shoda, A. Iwakawa, A. Sasoh

PHYSICS OF FLUIDS, 27(9), Sep, 2015 Peer-reviewed
Control of Shock Wave Boundary Layer Interaction using Laser Pulse Energy Depositions

Akira Iwakawa, Takahiro Tamba, Pham H. Son, Tatsuro Shoda, Akihiro Saso

Jun, 2015 Peer-reviewed

Misc.

Electrostatic-magnetic-hybrid thrust generation in central-cathode electrostatic thruster (CC-EST)

Akihiro Sasoh, Hayato Kasuga, Yoshiya Nakagawa, Toshihiro Matsuba, Daisuke Ichihara, Akira Iwakawa

Acta Astronautica, 152 137–145, 2018
Operation Characteristics of Applied-Field Magnetoplasmadynamics Thruster Using Hollow Cathode

Hayato KASUGA, Jeohun JEONG, Keisuke MIZUTANI, Akira IWAKAWA, Akihiro SASOH, Kohei KOJIMA, Tatsuya KIMURA, Yoshihiro KAWAMATA, Masaaki YASUI

Transactions of The Japan Society for Aeronautical and Space Sciences, 16(1) 69-74, 2018
Ion Acceleration in Helicon Electrostatic Thruster (HEST)

60 3p, Sep 6, 2016
Ion Acceleration Characteristic and Mechanism of Electrostatic Acceleration Thruster with Slowly-Diverging Magnetic Field

60 3p, Sep 6, 2016
Ion Beam Characteristics of Electrostatic Thruster

47 5p, Apr 14, 2016
Plasma acceleration mechanism in Helicon Electrostatic Thruster (HAST)

市原大輔, 内賀嶋瞭, 岩川輝

宇宙科学技術連合講演会講演集, 59 ROMBUNNO.1C05, Oct 7, 2015
Fundamental Research of Space Debris De-orbiting with Laser Pulse

鶴田久, 王彬, 岩川輝

宇宙科学技術連合講演会講演集, 59 ROMBUNNO.3F11, Oct 7, 2015
衝撃波と乱流の干渉に関する屋外爆発実験

TAMBA TAKAHIRO, FURUKAWA DAIKI, AOKI YUUMA, KAYUMI MASAYA, IWAKAWA AKIRA, SASO AKIHIRO, MATSUNAGA TAKEHIRO, IZUMO MITSUO, SUGIYAMA YUTA, MATSUMURA TOMOHARU …

火薬学会年会講演要旨集, 2015 19-22, May 28, 2015
ヘリコン静電加速推進機(HEST)のイオンビームエネルギー特性に対する陽極形状の影響

内賀嶋瞭, 市原大輔, 岩川輝, 佐宗章弘, 山崎拓也, 原田翔太, 笹原松隆, 岩崎知二

日本航空宇宙学会中部・関西支部合同秋期大会講演論文集(CD-ROM), 52nd ROMBUNNO.A,11:10,UCHIGASHIMA, 2015
境界層干渉領域へのレーザーエネルギー付加による衝撃波の振動周波数変調

丹波高裕, 正田達郎, PHAM Hoang Son, 岩川輝, 佐宗章弘

日本航空宇宙学会中部・関西支部合同秋期大会講演論文集(CD-ROM), 52nd ROMBUNNO.B,9:40,TAMBA, 2015
外部磁場印加型MPDスラスターの小電流作動特性

市原大輔, JOHN Jeong, 水谷佳祐, 岩川輝, 佐宗章弘

日本航空宇宙学会中部・関西支部合同秋期大会講演論文集(CD-ROM), 52nd ROMBUNNO.A,13:40,ICHIHARA, 2015
矩形断面バリスティックレンジを利用した超音速複葉翼機の近傍密度・圧力場計測実験

FURUKAWA DAIKI, AOKI YUUMA, IWAKAWA AKIRA, SASO AKIHIRO

飛行機シンポジウム講演集(CD-ROM), 53rd ROMBUNNO.2B07, 2015
境界層干渉が誘起する非定常衝撃波振動に対するレーザーエネルギー付加の影響

TAMBA TAKAHIRO, SON PHAM HOANG, SHODA TATSURO, IWAKAWA AKIRA, SASO AKIHIRO

流体力学講演会/航空宇宙数値シミュレーション技術シンポジウム講演集(CD-ROM), 47th-33rd ROMBUNNO.2B18, 2015
軸対称ランプ誘起衝撃波‐境界層干渉現象の数値解析

IWAKAWA AKIRA, TAMBA TAKAHIRO, SHODA TATSURO, PHAM HOANG SON, SAKAI TAKEHARU, SASO AKIHIRO

衝撃波シンポジウム講演論文集(CD-ROM), 2014 ROMBUNNO.2A2-2, 2015
超音速複葉翼機の自由飛行実験

FURUKAWA DAIKI, AOKI YUUMA, IWAKAWA AKIRA, SASO AKIHIRO, TOYODA ATSUSHI

流体力学講演会/航空宇宙数値シミュレーション技術シンポジウム講演集(CD-ROM), 47th-33rd ROMBUNNO.2B15, 2015
エネルギー付加による衝撃波‐境界層干渉の制御

IWAKAWA AKIRA, TAMBA TAKAHIRO, SON PHAM HOANG, SHODA TATSURO, SASO AKIHIRO

飛行機シンポジウム講演集(CD-ROM), 53rd ROMBUNNO.2B06, 2015
エネルギー付加による衝撃波‐境界層干渉制御のメカニズム

IWAKAWA AKIRA, TAMBA TAKAHIRO, SHODA TATSURO, SON PHAM HOANG, SAKAI TAKEHARU, SASO AKIHIRO

流体力学講演会/航空宇宙数値シミュレーション技術シンポジウム講演集(CD-ROM), 47th-33rd ROMBUNNO.2B17, 2015
エアロバリスティックレンジを用いた超音速複葉翼の近傍場計測

FURUKAWA DAIKI, AOKI YUUMA, IWAKAWA AKIRA, SASO AKIHIRO, TOYODA ATSUSHI

衝撃波シンポジウム講演論文集(CD-ROM), 2014 ROMBUNNO.2A2-5, 2015
ヘリコン静電スラスタ

BABA TERUAKI, UCHIGASHIMA AKIRA, ICHIHARA DAISUKE, IWAKAWA AKIRA, SASO AKIHIRO, HARADA SHOTA, YAMAZAKI TAKUYA, SHIMIZU HIROFUMI

航空原動機・宇宙推進講演会講演論文集(CD-ROM), 55th ROMBUNNO.1A04, 2015
同軸AF‐MPDスラスタの放電室形状依存性

UNO TOMOKI, KATAOKA HISASHI, JEONG JAEHUN, ICHIHARA DAISUKE, IWAKAWA AKIRA, SASO AKIHIRO

航空原動機・宇宙推進講演会講演論文集(CD-ROM), 55th ROMBUNNO.2B10, 2015

Presentations

スパイクを有する鈍頭物体のレーザー加熱による超音速抗力低減

長谷川直紀, 大須賀健, 丹波高裕, 摩嶋亮祐, 岩川輝, 佐宗章弘

平成24年度衝撃波シンポジウム, 2013
レーザーエネルギー付加による超音速空力特性の制御

佐宗章弘, 長谷川直紀, 岩川輝, 神谷勇多, 竹矢憲司, 大須賀健, 摩嶋亮祐, 横田茂, 酒井武治

日本航空宇宙学会第44期年会講演会, 2013
Computational Investigation on Supersonic Drag Reduction using Repetitive Laser Energy Pulses on Stepped-Cones

A. Iwakawa, N. Hasegawa, T. Osuka, R. Majima, T. Sakai, A. Sasoh

29th International Symposium on Space Technology and Science, 2013
Supersonic Drag Reduction Performance of Blunt-Body with Conical Spike using with Energy Depositions

A. Iwakawa, N. Hasegawa, T. Osuka, R. Majima, T. Sakai, A. Sasoh

44th AIAA Plasmadynamics and Lasers Conference(AIAA Fluid Dynamics and Co-located Conferences and Exhibit), 2013
Supersonic Drag Reduction for Blunt-Body with Conical Spike using Repetitive Energy Deposition

2013
Moderation of Pressure Field behind Shock Wave by Low Density Bubble Column

2013
Interaction of Vortex Rings Generated in Supersonic Flow using Repetitive Laser Pulse

2012
Aerodynamic Performance by Off-Axis Energy Deposition of a Body in a Supersonic Flow

T. Sakai, Y. Kamiya, K. Yamashita, A. Iwakawa, A. Sasoh

43rd AIAA Plasmadynamics and Lasers Conference(AIAA Fluid Dynamics and Co-located Conferences and Exhibit), 2012
Effective Deposited Energy Evaluation of Supersonic Drag Reduction by Repetitive Energy Depositions

2012
Frequency Dependence of Vortex Behavior and Supersonic Drag Reduction using Repetitive Laser Pulses

A. Iwakawa, T. Sakai, A. Sasoh

2012 Asia-Pacific International Symposium on Aerospace Technology, 2012
Measurement and Numerical Simulation of Interaction between Laser-Pulse-Heated Bubbles and a Shock Wave

2012
繰り返しレーザーパルスによる超音速抗力低減の周波数依存性

岩川輝, 酒井武治, 佐宗章弘

日本航空宇宙学会第43期年会講演会, 2012
繰り返しレーザーパルスを用いた超音速流体中での抗力低減に関する数値研究

岩川輝, 酒井武治, 佐宗章弘

第48回日本航空宇宙学会関西・中部支部合同秋期大会, 2011
直交外部磁場印加時の二次元MPDスラスタの挙動

岩川輝, 中田大将, 國中均

平成21年度宇宙輸送シンポジウム, 2010
MPDスラスタの各種推進剤における電圧振動について

中田大将, 岩川輝, 國中均

平成21年度宇宙輸送シンポジウム, 2010
外部磁場を印加した2D MPDスラスタの挙動

岩川輝, 中田大将, 國中均

平成20年度宇宙輸送シンポジウム, 2009
外部磁場印加型2D MPDスラスタ

岩川輝, 中田大将, 國中均

第49回航空原動機・宇宙推進講演会, 2009
Experimental Study of a 2D-Applied Field MagnetoPlasmaDynamics Thruster

A. Iwakawa

27th International Symposium on Space Technology and Science, 2009
Performance of Two-Dimensional Applied-Filed Magneto-Plasma-Dynamic Thruster

A. Iwakawa, D. Nakata, H. Kuninaka

31st International Electric Propulsion Conference, 2009
次世代プラズマエッチングシミュレーターの開発(1):Br系プラズマによるSiエッチング

長岡達弥, 岩川輝, 太田裕朗, 江利口浩二, 斧高一

平成20年秋季第69回応用物理学会学術講演会, 2008

Professional Memberships

Research Projects

Visualization measurement of plane shock wave - isotropic turbulence interaction and utilization of its statistical data

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (A), Japan Society for the Promotion of Science, Apr, 2018 - Mar, 2021

Sasoh Akihiro
Modulation and active control of supersonic flow by introducing artificial disturbance

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (A), Japan Society for the Promotion of Science, Apr, 2015 - Mar, 2018

Sasoh Akihiro

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