Int'l conf.

・Papers ・Review ・Invited talk ・Domestic conf. ・Press release ・Awards ・Exhibition

2019

K. Jinno, B. Hiramatsu, K. Tsunashima, K. Fujimoto, K. Sakai, T. Kiwa and K. Tsukada
Magnetic Characterization Change by Solvents of Magnetic Nanoparticles in Liquid-phase Magnetic Immunoassay
64th Annual Conference on Magnetism and Magnetic Materials, MMM 2019, 4-8 November 2019, Las Vegas, USA CQ-09

K. Tsunashima, K. Jinno, B. Hiramatsu, K. Fujimoto, K. Sakai, T. Kiwa, M. Saari and K. Tsukada
Laser Monitoring of Dynamic Behavior of Magnetic Nanoparticles in Magnetic Field Gradient
64th Annual Conference on Magnetism and Magnetic Materials, MMM 2019, 4-8 November 2019, Las Vegas, USA DG-10

Shunki Wakabayashi, Minoru Hayashi, Taisuke Saitoh, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Optimization in the detection performance of extremely low-frequency eddy current testing for application to various shapes of corrosion defects in the actual social infrastructure
Xth INTERNATIONAL WORKSHOP NDT in Progress, , 7-9 Oct. 2019, Prague, Czech Republic, Session 2

Yuto Goda, Hiroto Shobu, Kenji Sakai, Kiwa Toshihiko, Akira Tsukamoto, Keiichi Tanabe, Keiji Tsukada
Magnetic NDE system for detection of crack in steel deck with high lift-off using secondary differential detection coil
Xth INTERNATIONAL WORKSHOP NDT in Progress, , 7-9 Oct. 2019, Prague, Czech Republic, Session 2

Takumi Kobara, Yuto Goda, Hiroto Shobu, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Optimization of applied magnetic field methods for various shape defects in eddy current testing using magneto resistive sensor
Xth INTERNATIONAL WORKSHOP NDT in Progress, , 7-9 Oct. 2019, Prague, Czech Republic, Session 2

Yuki Maeno, Atsuya Mahana, Feroz Ahmed, Toshihiko Kiwa, Kenji Sakai, Keiji Tsukada
Detection of ions in solutions without a reference electrode using a terahertz chemical microscope
The 5th International Symposium on Microwave/Terahertz Science and Applications, MTSA2019, 29 Sep.-3 Oct. 2019, Busan, Korea, Mo-POS-29
Yuki Akiwa, Hayato Fujita, Takashi Teranishi, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada

Evaluation of local AC impedance measurement of secondary batteries using a terahertz chemical microscope
The 5th International Symposium on Microwave/Terahertz Science and Applications, MTSA2019, 29 Sep.-3 Oct. 2019, Busan, Korea, Mo-POS-12
Taihei Kuroda, Souta Sueda, Toshihiko Kiwa, Keiji Tsukada, Kenji Sakai

Evaluation of penetration speeds of blended cosmetic liquids to pig skins using a terahertz time-of-flight technique
The 5th International Symposium on Microwave/Terahertz Science and Applications, MTSA2019, 29 Sep.-3 Oct. 2019, Busan, Korea, Mo-POS-6
Masahiro Iida, Kosuke Sato, Hirofumi Inoue, Toshihiko Kiwa, Shinichi Toyooka, Keiji Tsukada

Optimization of immobilization of antibodies on a sensing plate for higher sensitive detection of antigens using a terahertz chemical microscope
The 5th International Symposium on Microwave/Terahertz Science and Applications, MTSA2019, 29 Sep.-3 Oct. 2019, Busan, Korea, Mo-POS-3

Feroz Ahmed, Toshihiko Kiwa, Tatsuki Kamiya, Yuki Maeno, Kenji Sakai and Keiji Tsukada
Improvement of Contrast of Terahertz Images of a Terahertz Chemical Microscopy using Adaptive Digital Filter
International Conference on Computer, Communication,Chemical, Materials and Electronic Engineering,IC4ME2, 11-12 July 2019, Bangladesh, 411

Kenta Tsunashima, Katsuya Jinno, Shun Takeuchi, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Magnetic Manipulation and Optical Monitoring of Magnetic Nanoparticles in Solution
2019 International Conference on Electrical Engineering and Computer Sciences, 2019 EECS, 13-14 Feb. 2019, Singapore, EECS-0039

Yuto Goda, Tetsuro Hirata, Kenji Sakai, Toshihiko Kiwa, Kenji Kondo, Takuya Takahashi, Naohiro Ueda, Keiji Tsukada
Optimization of Pt Ultrathin Film Pattern for Hydrogen Sensor
2019 International Conference on Electrical Engineering and Computer Sciences, 2019 EECS, 13-14 Feb. 2019, Singapore, EECS-0040

Katsuya Jinno, Kenta Tsunashima, Shun Takeuchi, Kayo Fujimoto, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Evaluation of AC Magnetic Characteristics of Magnetic Nanoparticles using Biotin-Avidin Binding Reaction in Serum Medium
2019 International Conference on Electrical Engineering and Computer Sciences, 2019 EECS, 13-14 Feb. 2019, Singapore, EECS-0041

2018

Takumi Kobara, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Analysis of Magnetic Response Difference Between Micro Defects in Magnetic and Non-Magnetic Materials in Eddy Current Testing
2018 Hong Kong International Conference on Engineering and Applied Science, 2018 HKICEAS, 18-20 Dec. 2018, Hong Kong, HKICEAS-0158

Shun Takeuchi, Katsuya Jinno, Kenta Tsunashima, Kayo Fujimoto, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Evaluation of Serum Influence on Magnetic Immunoassay-Detecting Avidin-Biotin Reaction Using Magnetic Nanoparticles
2018 Hong Kong International Conference on Engineering and Applied Science, 2018 HKICEAS, 18-20 Dec. 2018, Hong Kong, HKICEAS-0150

S. Wakabayashi, T. Tomioka, K. Sakai, T. Kiwa, K. Tsukada
Improvement of the Detection Performance of Extremely Low-frequency Eddy Current Testing for Application in Underground Steel Corrosion Detection
7th Asia-Pacific Workshop on Structural Health Monitoring 2018, APWSHM 7, 12-15 Nov. 2018, Hong kong, NDT&E-2 (Session 2.13) [046]

M. Hayashi, Y. Nakamura, K. Sakai, T. Kiwa, I.Tanikura, K. Tsukada
Detection Method Using a Dual-channel Magnetic Sensor for Steel Cracks in Complicated Structures
7th Asia-Pacific Workshop on Structural Health Monitoring 2018, APWSHM 7, 12-15 Nov. 2018, Hong kong, NDT&E-1 (Session 2.3) [216]

Tetsuro Hirata, Yuto Goda, Kenji Sakai, Toshihiko Kiwa, Seiji Adachi, Akira Tsukamoto, Keiichi Tanabe and Keiji Tsukada
Development of a highly sensitive magnetic field detector in a wide frequency range for non-destructive testing using HTS-coil with magnetic sensors
2018 Applied Superconductivity Conference, ASC 2018, 28 Oct.-2 Nov. 2018, Seattle, USA, 2EPo2B-07 [E15]

Yuki Akiwa, Kentaro Fujiwara, Yumi Yoshikawa, Takashi Teranishi, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Evaluation Of Li-ion Battery Using A Terahertz Chemical Microscope
The 38th International Conference on Infrared, Millimeter and Terahertz Waves, IRMMW-THz 2018, 9-14, Sep., 2018, Nagoya, 1a-3

Taihei Kuroda, Taiga Morimoto, Toshihiko Kiwa, Keiji Tsukada, Kenji Sakai
Evaluation Of Penetration Of Cosmetic Liquids Using Terahertz Time Of Flight Method
The 38th International Conference on Infrared, Millimeter and Terahertz Waves, IRMMW-THz 2018, 9-14, Sep., 2018, Nagoya, Mo-POS-07

Masahiro Iida, Tatsuki Kamiya, Sakai Kenji, Kiwa Toshihiko, Tsukada Kenji
Concentration Dependence Of IgG Immobilized On A Sensing Plate for Higher Sensitivity Of A Terahertz Chemical Microscope
The 38th International Conference on Infrared, Millimeter and Terahertz Waves, IRMMW-THz 2018, 9-14, Sep., 2018, Nagoya, Tu-P1-R2-1

Kentaro Fujiwara, Yuki Akiwa, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Development of in situ methods for battery using a THz chemical microscope
The 13th Pacific Rim Conference on Lasers and Electro-Optics, CLEO-PR 2018, 29 July-3, Aug., 2018, Hong kong, China, Tu3C.6

Taiga Morimoto, Taihei Kuroda, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Evaluation of penetration of cosmetic liquid with Terahertz time-of-flight method
The 13th Pacific Rim Conference on Lasers and Electro-Optics, CLEO-PR 2018, 29 July-3, Aug., 2018, Hong kong, China, Tu3C.5

Tatsuki Kamiya, Masahiro Iida, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Immune assay using a micro-flow channels detected by a terahertz chemical microscopy
The 13th Pacific Rim Conference on Lasers and Electro-Optics, CLEO-PR 2018, 29 July-3, Aug., 2018, Hong kong, China, Tu3C.3

Yoshihiro Nakamura, Yatsuse Majima, Nannan Song, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Crack detection performance of unsaturated AC magnetic-flux-leakage testing
The sixth US-Japan NDT Symposium Emerging NDE, , 2018/6/9-12, Honolulu, USA, 501025

Takuya Tomioka, Tsuyoshi Goda, Kenji Sakai, Toshihiko Kiwa, KeijiTsukada
Thickness detection of iron steel under titanium lining using extremely low-frequency eddy current testing
The sixth US-Japan NDT Symposium Emerging NDE, , 2018/6/9-12, Honolulu, USA, 501035

Mohd Mawardi Saari, Nazatul Sharreena Suhaimi, Nurul Akmal Che Lah, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
A Sensitive AC Magnetometer using A Resonant Excitation Coil for Characterization of Magnetic Fluid in Nonlinear Magnetization Region
INTERMAG 2018, 2018.4.23-27, Singapore, CC-09

Keiji Tsukada, Takuya Tomioka, Shunki Wakabayashi, Kenji Sakai, Toshihiko Kiwa
Magnetic detection of steel corrosion at a buried position near the ground level using a magnetic resistance sensor
INTERMAG 2018, 2018.4.23-27, Singapore, BH-05

Keiji Tsukada, Minoru Hayashi, Yoshihiro Nakamura, Kenji Sakai, Toshihiko Kiwa
Small Eddy Current Testing Sensor Probe using Tunneling Magnetoresistance Sensors for Detection of Cracks in Steel Structures
INTERMAG 2018, 2018.4.23-27, Singapore, BH-03

2017

S. Takeuchi, T. Hirata, R. Isshiki, Y. Nakamura, K. Fujimoto, K. Sakai, T. Kiwa, K. Tsukada
Evaluation of serum influence on magnetic immunoassay using magnetic nanoparticles
The 3rd International Research Symposium on Engineering and Technology, IRSET 2017, 2017.12.19-22, Singapore, IRSET-0079

T. Kizu, K. Sakai, T. Kiwa, K. Tsukada
Evaluation of Dye Sensitized Solar Cell using AC Impedance Estimation Method by Magnetic Measurement
The 3rd International Research Symposium on Engineering and Technology, IRSET 2017, 2017.12.19-22, Singapore, IRSET-0074

K. Amano, R. Furukawa, K. Sakai, T. Kiwa, K. Tsukada
Development of Bridge-Type Hydrogen Sensor using Pt Ultra-Thin Film
The 3rd International Research Symposium on Engineering and Technology, IRSET 2017, 2017.12.19-22, Singapore, IRSET-0078

T.Hirata, Y.Nakamura, Y.Majima, K.Amano, K.Sakai, T.Kiwa, K.Tsukada
Magnetic response characteristics of magneto-resistive sensor with superconducting magnetic focusing thin film
The 3rd International Research Symposium on Engineering and Technology, IRSET 2017, 2017.12.19-22, Singapore, IRSET-0077

T. Kamiya, Y. Hanaoka, M Iida, K. Sakai, T. Kiwa, K. Tsukada
Measurement of Avidin-Biotin interaction in the real time using terahertz chemical microscope
MTSA2017 OptoX Nano TeraNano 8, MTSA2017, 19th-23rd Nov. 2017, Okayama, P-36

K.Fujiwara, Y.Kawakami, K.Sakai, T.Kiwa, K.Tsukada
Development of electrode reaction imaging system using a THz chemical microscope
MTSA2017 OptoX Nano TeraNano 8, MTSA2017, 19th-23rd Nov. 2017, Okayama, P-24

T Morimoto, T Kiwa, K Sakai, K Tsukada
Evaluation of cosmetic liquid penetrating into skin sample with terahertz time of flight method
MTSA2017 OptoX Nano TeraNano 8, MTSA2017, 19th-23rd Nov. 2017, Okayama, P-17

T. Tomioka, T. Goda, K. Sakai, T. Kiwa, K. Tsukada
Imaging of Internal Corrosion of Steel Structures Using an Extremely Low‐Frequency Eddy‐Current Testing Method
The Asia Pacific Conference for Non-Destructive Testing, APCNDT 2017, 2017.11.13-17, Singapore, Mo B.8

Y. Nakamura, Y. Majima, K. Sakai, T. Kiwa and K. Tsukada
Optimization of Magnetic‐field Component Detection for Unsaturated AC Magnetic‐fluxleakage Testing to Detect Cracks in Steel
The Asia Pacific Conference for Non-Destructive Testing, APCNDT 2017, 2017.11.13-17, Singapore, Mo B.7

Kenji Sakai, Tsubasa Kizu, Toshihiko Kiwa, Keiji Tsukada
Analysis of AC Impedance in Localized Region Using Magnetic Field Distribution Measured by HTS-SQUID
13th European Conference On Applied Superconductivity, EUCAS 2017, 17-21, Sep., 2017, Geneva, Switzerland

Ryota Isshiki, Yuta Nakamura, Shun Takeuchi, Tetsuro Hirata, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
High sensitivity analysis of the magnetization properties of magnetic nanoparticles changed by the viscosity of the water solution using HTS-SQUID
13th European Conference On Applied Superconductivity, EUCAS 2017, 17-21, Sep., 2017, Geneva, Switzerland

Yuta Nakamura, Ryota Issiki, Shun Takeuthi, Tetsuro Hirata, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Sensitivity improvement of sample rotation measurement method in HTS-SQUID magnetometer for measurement of diamagnetic materials
13th European Conference On Applied Superconductivity, EUCAS 2017, 17-21, Sep., 2017, Geneva, Switzerland

Kenji Sakai, Takahiro Ito, Toshihiko Kiwa and Keiji Tsukada
Evaluation of Hardened and Non-hardened Region
Using Eddy Current Testing
XXII International Workshop on ELECTROMAGNETIC NONDESTRUCTIVE
EVALUATION, ENDE 2017, 6-8, Sep., 2017, Saclay, France

Tsuyoshi Goda, Yuta Haga, Takuya Tomioka, Kenji Sakai, Toshihiko Kiwa and Keiji Tsukada
Characterization of Corrosion Backside of Steel Plates Using Extremely Low-Frequency Eddy Current Testing with Multiplex Frequency Magnetic Field Exposure
XXII International Workshop on ELECTROMAGNETIC NONDESTRUCTIVE
EVALUATION, ENDE 2017, 6-8, Sep., 2017, Saclay, France

Yatsuse Majima, Yoshihiro Nakamura, Kenji Sakai, Toshihiko Kiwa and Keiji Tsukada
Thickness Measurement Using Extremely Low Frequency Eddy
Current Testing via TMR Sensor Operated With AC Modulation
XXII International Workshop on ELECTROMAGNETIC NONDESTRUCTIVE
EVALUATION, ENDE 2017, 6-8, Sep., 2017, Saclay, France

Y. Hanaoka, T. Kamiya, K. Sakai, T. Kiwa, K. Tsukada
Label-free and real-time detection of interaction between biological molecules using terahertz chemical microscope
The 11th Conference on Lasers and Electro-Optics Pacific Rim, CLEO-PR 2017, 31 July-4, Aug., 2017, Singapore

Y. Kawakami, K. Fujiwara, K. Sakai, T. Kiwa, K. Tsukada
Development of electrochemical measurement method using a terahertz chemical microscope
The 11th Conference on Lasers and Electro-Optics Pacific Rim, CLEO-PR 2017, 31 July-4, Aug., 2017, Singapore

Nannan Song, Yuta Haga, Tsuyoshi Goda, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Detecting Internal Defects of a Steel Plate by Using Low-Frequency Magnetic Flux Leakage Method
2017 IEEE SENSORS APPLICATIONS SYMPOSIUM, IEEE-SAS 2017, 13-15, March, 2017, New Jersey, USA

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2016

Shota Inami, Kaoru Amano, Ryo Furukawa, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Development of a Bridge Circuit Type Hydrogen Sensor Using Ultra-Thin Pt Film
2016 International Conference on Electrical Engineering and Computer Sciences, EECS 2016, 14-16 Dec 2016, Hong kong, China

T. Yasugi, Y Majima, K. Sakai, T. Kiwa, K. Tsukada
Nondestructive Testing Using a Tunneling Magnetoresistance Sensor with AC Modulation Driving
2016 International Conference on Electrical Engineering and Computer Sciences, EECS 2016, 14-16 Dec 2016, Hong kong, China

Y. Haga, T. Goda, K. Sakai, T. Kiwa, K. Tsukada
Magnetic-Flux leakage Testing for Backside Crack on Steel Plate by Using Low-Frequency Magnetic Field Vector
2016 International Conference on Electrical Engineering and Computer Sciences, EECS 2016, 14-16 Dec 2016, Hong kong, China

Yasuaki Matsunaga, Ryota Isshiki, Yuta Nakamura, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Development of High-Tc SQUID Magnetometer for Magnetic Relaxation Measurement
2016 International Conference on Electrical Engineering and Computer Sciences, EECS 2016, 14-16 Dec 2016, Hong kong, China

K. Sakai, T. Kizu, T. Kiwa, K. Tsukada
Magnetic AC impedance analysis method for dye sensitized solar cell using High-Tc SQUID
2016 Applied Superconductivity Conference, ASC 16, 4-9 Sep 2016, Denver, USA

T. Kiwa, Y. Matsunaga, K. Morita, K. Sakai, K. Tsukada
A laser-assisted magnetic nanoparticle imaging combined with a high-TC SQUID magnetometer for high-resolutionimaging of magnetic nanoparticle
2016 Applied Superconductivity Conference, ASC 16, 4-9 Sep 2016, Denver, USA

Y. Matsunaga, R. Isshiki, Y. Nakamura, K. Sakai, T. Kiwa, K. Tsukada
Application of HTS-coil with magnetic sensor for nondestructive testing using a low frequency field
2016 Applied Superconductivity Conference, ASC 16, 4-9 Sep 2016, Denver, USA

M. Inamo, K.Sakai, T. Kiwa, K. Tsukada
Application to Non-destructive Evaluation of Gas Barrier Films Using a High-speed Terahertz Time^domain Spectroscopy
Progress In Electromagnetics Reserch Symposium, PIERS 2016, 8-11 August 2016, Shanghai, China

T. Kuwana, Y. Hanaoka, K.Sakai, T. Kiwa, K. Tsukada
Development of Terahertz Chemical Microscope for Detecting Small Molecules
Progress In Electromagnetics Reserch Symposium, PIERS 2016, 8-11 August 2016, Shanghai, China

Shota Inami, Ryo Furukawa, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
THERMAL STABILITY IMPROVEMENT OF PT ULTRATHIN-FILM HYDROGEN SENSOR USING TIN
The 8th Asia-Pacific Conference on Transducers and Micro/Nano Technologies, APCOT2016, 26-29 June 2016, Kanazawa, Japan

T. Yasugi, Y. Majima, K. Sakai, T. Kiwa, K. Tsukada
Detection and Imaging of Internal Cracks by Tangential Magnetic Field Component Analysis using Low-Frequency Eddy Current Testing
The 19th World Conference on Non-Destructive Testing, WCNDT 2016, 13-17 June 2016, Munich, Germany

Y. Haga, T. Goda, K. Sakai, T. Kiwa, K. Tsukada
Thickness Detection of Corroded Steel Plate by Low Frequency Eddy Current Testing
The 19th World Conference on Non-Destructive Testing, WCNDT 2016, 13-17 June 2016, Munich, Germany

K. Sakai, T. Kiwa, K. Tsukada
Fatigue Detection of Steel Plate Using Magnetic Flux Leakage Method
The 19th World Conference on Non-Destructive Testing, WCNDT 2016, 13-17 June 2016, Munich, Germany

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2015

H. Nino, T. Arisawa, K. Sakai, T. Kiwa, K. Tsukada
Evaluation of spatial resolution of a terahertz chemical microscopy
The 11th Asian Conference on Chemical Sensors, ACCS 2015, 16-18.November 2015, Penang, Malaysia

K. Koiso, Y. Shimizu, K. Sakai, T. Kiwa, K. Tsukada
A combinatorial search of catalytic metals for gas sensors
The 11th Asian Conference on Chemical Sensors, ACCS 2015, 16-18.November 2015, Penang, Malaysia

M. Ogawa, T. Kuwana, K. Sakai, T. Kiwa, K. Tsukada
Lectin-sugar interaction measured by a terahertz chemical microscopy
The 11th Asian Conference on Chemical Sensors, ACCS 2015, 16-18.November 2015, Penang, Malaysia

R. Sugai, K. Sakai, T. Kiwa, K. Tsukada
Development of chloride sensor using electrochemical impedance spectroscopy
The 11th Asian Conference on Chemical Sensors, ACCS 2015, 16-18.November 2015, Penang, Malaysia

Kenji Sakai, Kohei Tanaka, Mohd Mawardi Saari, Toshihiko Kiwa and Keiji Tsukada
Current Distribution Evaluation of Dye-Sensitized Solar Cell Using HTS-SQUID Based Magnetic Measurement System
28th International Symposium on Superconductivity, ISS 2015, 16-18.November 2015, Tokyo, Japan

Yasuaki Matsunaga, Mohd Mawardi Saari, Koji Morita,
Kenji Sakai, Toshihiko Kiwa and Keiji Tsukada
Magnetic Response Characteristics of HTS-Coils for Non Destructive Testing
28th International Symposium on Superconductivity, ISS 2015, 16-18.November 2015, Tokyo, Japan

Kohei Tanaka, Mohd Mawardi Saari,
Kenji Sakai, Toshihiko Kiwa and Keiji Tsukada
Development of two channel HTS-SQUID system for detection of tangential components of the magnetic field
The 8th East Asia Symposium on Superconductive Electronics, EASSE 2015, 3-6.November 2015, Daejeon, Korea

S. Nannan, K. Shiga, K. Sakai, T. Kiwa, K. Tsukada
DEVELOPMENT OF MAGNETIC PHASE MAP FOR ANALYZING THE INTERNAL STRUCTURE OF SPOT WELDING
The 20th International Workshop on Electromagnetic NonDestructive Evaluation, ENDE2015, 2015.9.6-10, Sendai, Japan

Kenji Sakai, Yuuta Watanabe, Mohd Mawardi Saari, Toshihiko Kiwa, and Keiji Tsukada
Fast and precision detection of magnetic relaxation using HTS-SQUID based rotating-sample magnetometer with multiple detection coils
12th European Conference On Applied Superconductivity, EUCAS2015, 2015.9.6-10, Lyon, France

Keiji Tsukada, Koji Morita, Mohd Mawardi Saari, Yasuaki Matsunaga, Kenji Sakai, and Toshihiko Kiwa,
Hybrid type HTS-SQUID magnetometer with vibrating and rotating sample
12th European Conference On Applied Superconductivity, EUCAS2015, 2015.9.6-10, Lyon, France

Yasumasa Matsuoka, Kenji Sakai, Toshihiko Kiwa, and Keiji Tsukada
Non-destructive Measurement of Water Contents in Polyethylene Films by THz Time Domain Spectroscopy
The 11th conference on lasers amd electro-optics Pacific Rim 2015, CLEO-PR 2015, 2015.8.24-28, Korea

Kosuke Akimune, Yuki Okawa, Kenji Sakai, Toshihiko Kiwa, and Keiji Tsukada
Simulataneouly detection two types oi ions using THz chemical microscopy
The 11th conference on lasers amd electro-optics Pacific Rim 2015, CLEO-PR 2015, 2015.8.24-28, Korea, 27B2-5

Koji Morita, Keishu Shiga, Yuta Haga, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Development of the Detecting System for Steel Plate with Backside Defect Using an Array of AMR Sensor
The Sixth International Conference on Sensor Device Technologies and Applications, SENSORDEVICES 2015, 2015/8/23-28, Venice, Italy, Sensordevices9: Sensor Device Technologies (sensordevices_2015_9_10_20132)

Keisyu Shiga, Song Nannan, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Inspection and Visualization Method for the Internal Structure of Spot-Welded Three-Steel Sheet Using Eddy Current Testing
The Sixth International Conference on Sensor Device Technologies and Applications, SENSORDEVICES 2015, 2015/8/23-28, Venice, Italy, Sensordevices9: Sensor Device Technologies (sensordevices_2015_9_10_20132)

Takuya Kuwana, Masahiro Ogawa, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Visualization of lectin-sugar chains reaction using terahertz chemical microscope
Joint Symposium of 3rd International Symposium on Microwave/THz Science and Applications and 6th International Symposium on Terahertz Nanoscience, TeraNano-6, 2015/6/30-7/4, Okinawa, Japan, P1-14

T. Kiwa, Y.Zhou , K. Akimune, K. Sakai, K. Tsukada
Ion-selectivity of a terahertz chemical microscopy
Joint Symposium of MTSA2015 and TeraNano-6, , 20150604-20150704, Okinawa, Japan, , Invited

.K. Sakai, K. Morita, Y. Haga, T. Kiwa, K. Inoue and K. Tsukada
Automatic Scanning System for Back-Side Defect of Steel Structure Using Magnetic Flux Leakage Method
IEEE InternationalMagnetics Conference, Intermag 2015, 2015.5.11-15, Beijing, China, El-05

T. Kiwa
Label free immune sensor using laser-excited terahertz technology
EMN Meeting on Optoelectronics, , 20150424-20150427, Beijing, China, , Invited

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2014

Kenji Sakai, Takatoshi Akiyama, Toshihiko Kiwa, Katsumi Inoue, and Keiji Tukada
Detection of residual stress in steel plate using magnetic field mapping
11TH INTERNATIONAL FATIGUE CONGRESS FATIGUE 2014 2014.3.2-7 Melbourne, Australia

Takatoshi Akiyama, Makoto Tanabe, Kenji Sakai, Toshihiko Kiwa, Katsumi Inoue, Keiji Tsukada
Metal fatigue mapping system using low frequency magnetic field
The Fifth US-Japan NDT Symposium Emerging NDE 2014/6/16-20 Hawaii, USA, Z

M. Kasuga, G. Hashimoto, R. Fujita, T. Kawabe, K. Sakai, T. Kiwa and K. Tsukada
A magnetically pulsed remote field evaluation of corrosion under insulation
The Fifth US-Japan NDT Symposium Emerging NDE Capabilities for a Safer World, 2014/6/16-20 Hawaii,USA

K. Sakai, T. Yamamoto, R. Sugai, K. Akimune, T. Kiwa, K. Tsukada
Development of a Planer Type Ion Sensor for Urinary Test
The 7th Asia-Pacific Conference on Transducers and Micro/Nano Technologies APCOT2014 2014/6/29-7/2 Daegu, Korea

T. Kusaka, K. Koiso, T. Kiwa, K. Sakai, and K. Tsukada
Time response of the catalytic reactions of the fuel cells monitored by THz chemical microscope
International symposium on fronier of terahertz science 2014/8/4-6 Okinawa, Japan session 2, 27

A.Nakamura, M.Ogawa, K.Sakai, T.Kiwa, K.Tsukada
Evaluation of antigen-antibody reaction using terahertz chemical microscope
International symposium on fronier of terahertz science 2014/8/4-6 Okinawa, Japan session 2, 27

Mohd Mawardi Saari, Yuya Tsukamoto, Yuichi Ishihara, Toki Kusaka, Koji Morita, Kenji Sakai, Toshihiko Kiwa and Keiji Tsukada.
Optimization of Detection Unit of AC/DC High-Tc SQUID Magnetometer for Evaluation of Magnetic Nanoparticles in Solution
Applied Superconductivity Conference 2014 ASC 2014 10-15 August 2014 Charlotte, NC, USA Poster Session 2EPo2C-10

Toshihiko Kiwa; Shouhei Kasuya; Shingo Miyazaki; Mohd Mawardi Saari; Kenji Sakai; Keiji Tsukada
Ion transportation observed by an HTS-SQUID gradiometer
Applied Superconductivity Conference 2014 ASC 2014 10-15 August 2014 Charlotte, NC, USA Poster Session 2EPo2C-10

Kenji Sakai; Naohiro Okamoto; Toki Kusaka; Mohd Mawardi Saari; Toshihiko Kiwa; Keiji Tsukada
Moisture Content Evaluation Using Improved High-Tc SQUID Based Rotating-Sample Magnetometer
Applied Superconductivity Conference 2014 ASC 2014 10-15 August 2014 Charlotte, NC, USA Poster Session 2EPo2C-10

H. Nino, A. Nakamura, K.Omura, K.Sakai, T.Kiwa, and K.Tsukada
A terahertz chemical microscopy for an agar culture medium
The XXXI General Assembly of the International Union of Radio Science URSI GASS 2014 2014/8/16-23 Beijing, China KP.4 K.

Akimune, Y. Okawa, T. Hagiwara, K. Sakai, T. Kiwa and K. Tsukada
Multi-ion sensing in solutions by a terahertz chemical microscopy
The XXXI General Assembly of the International Union of Radio Science URSI GASS 2014 2014/8/16-23 Beijing, China K04.3

M. Ogawa, A. Nakamura, K. Omura, K. Sakai, T. Kiwa, K. Tsukada
Label-free detection of proteins using a terahertz chemical microscopy
The XXXI General Assembly of the International Union of Radio Science URSI GASS 2014 2014/8/16-23 Beijing, China KP.4

Y. Namba, Y. Matsuoka, T. Kiwa, K. Tsukada
Evaluation of the fast scanning THz-TDS unit using Voice coil motor
Progress In Electromagnetics Research Symposium PIERS 2014 2014/8/25-28 Guangzhou, China 1P 13b

Shohei Kasuya, Kohei Tanaka, Mohd Mawardi Saari, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Development of DC Current Distribution Mapping System for Solar Panels Using an HTS-SQUID Gradiometer
Progress In Electromagnetics Research Symposium PIERS 2014 2014/8/25-28 Guangzhou, China Session 2P0 Poster Session 3

Naohiro Okamoto, Yuta Watanabe, Mohd Mawardi Saari, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Highly Sensitive Detection Method for Rotating Sample Magnetometer Using HTS-SQUID
Progress In Electromagnetics Research Symposium PIERS 2014 2014/8/25-28 Guangzhou, China Session 2P0 Poster Session 3

Yuichi Ishihara, Mohd Mawardi Saari, Toki Kusaka, Yuya Tsukamoto, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Optimization of Pickup Coil in Compact Magnetometer with DC/AC Unit Employing High-Tc SQUID
Progress In Electromagnetics Research Symposium PIERS 2014 2014/8/25-28 Guangzhou, China Session 2A0 Poster Session 2

Toki Kusaka, Mohd Mawardi Saari, Yuichi Ishihara, Yuya Tsukamoto, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Measurement of moisture content using HTS-SQUID magnetometer
Progress In Electromagnetics Research Symposium PIERS 2014 2014/8/25-28 Guangzhou, China Session 2P0 Poster Session 3

Yuki Okawa, Kousuke Akimune, Kenji Sakai, Tosihiko Kiwa, Keiji Tsukada
Development of ion measurement method by a terahertz chemical microscopy
Progress In Electromagnetics Research Symposium PIERS 2014 2014/8/24-30 Guangzhou, China 4P4B

A.Nakamura, H.Nino, K.Sakai, T.Kiwa, K.Tsukada
Study of an Agar Medium Using Terahertz Chemical Microscope
Progress In Electromagnetics Research Symposium PIERS 2014 2014/8/24-30 Guangzhou, China Session 2A0 Poster Session 2

Nannan Song, Keisyu Shiga, Yuya Tsukamoto, Kenji Sakai, Toshihiko Kiwa, Weiying Cheng, and Keiji Tsukada
Development of Magnetic Phase Mapping for Analyzing the Internal Structure of the Spot Welding
Progress In Electromagnetics Research Symposium PIERS 2014 2014/8/24-30 Guangzhou, China 1P14b

Shuzo Takeichi, Takahiro Okui, Yuki Usita, Kenji Sakai, Toshihiko Kiwa, and Keiji Tsukada
Impedance evaluation of hydrogen sensor using ultrathin platinum film
International Union of Materials Research Societies- The IUMRS International Conference in Asia 2014. IUMRS-ICA2014 2014/8/24-30 Fukuoka,Japan B8-026-003

Mohd Mawardi Saari, Kenji Sakai, Toshihiko Kiwa, Teruyoshi Sasayama, Takashi Yoshida and Keiji Tsukada
Characterization of magnetic moment distribution in low-concentrated solutions of iron oxide nanoparticles by high-Tc SQUID magnetometer
59th Annual Conference on Magnetism and Magnetic Materials MMM 2014 3-7 November 2014 Hawai, USA Oral session BH-7

Yuki Usita, Shuzo Takaichi, Ryosuke Sugai, Shota Inami, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Bridge Type Hydrogen Sensor Using Platinum Ultrathin film
The Fifth International Conference on Sensor Device Technologies and Applications SENSORDEVICES 2014 November 16-20 2014 Lisbon, Portugal Sensordevices1: Gas Sensor (sensordevices_2014_1_30_20098)

Shuzo Takaichi, Yuki Usita, Ryosuke Sugai, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Ultrathin Film Hydrogen Sensor with Self-Temperature Compensation
The Fifth International Conference on Sensor Device Technologies and Applications SENSORDEVICES 2014 November 16-20 2014 Lisbon, Portugal Sensordevices1: Gas Sensor (sensordevices_2014_1_40_20100)

Tetsuya Kusaka, Kazuki Koiso, Kenji Sakai, Toshihiko Kiwa, and Keiji Tsukada
Reaction Distribution with Time in Fuel Cells using a Terahertz Chemical Microscope
The Fifth International Conference on Sensor Device Technologies and Applications SENSORDEVICES 2014 2014/11/16-20 Lisbon, Portugal Sensordevices7: Sensor Device Technologies (sensordevices_2014_7_40_20114)

Yuya Tsukamoto, Keisyu Shiga, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Magnetic Flux Leakage Testing for Back-side Defects Using a Tunnel Magnetoresistive Device
The Fifth International Conference on Sensor Device Technologies and Applications SENSORDEVICES 2014 2014/11/16-20 Lisbon, Portugal Sensordevices7: Sensor Device Technologies (sensordevices_2014_7_30_20093)

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2013

Toshihiko Kiwa, Shinogo Miyazakia, Mohd M. Saaria, Kenji Sakaia, Akira Tsukamoto, Seiji Adachi, Tsunehiro Hato, Keiichi Tanabe, Keiji Tsukada
TIME-DOMAIN MEASUREMENTS OF THE ION TRANSPORTATION IN THE ELECTROLYTE USING HTS-SQUID’S GRADIOMETER
26rd International Symposium on Superconductivity(ISS 2013), 18-20, Nov., 2013 Tokyo, Japan, FD-9

Takafumi Yamamoto Development of an ion sensor using the AC impedance method
The 10th Asian Conference on Chemical Sensors(ACCS2013), 11-14, Nov. 2013, Chiang Mai, Thailand

Takahiro Okui, Yuki Usita, Shuzo Takeichi, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
FET hydrogen sensor with fast recovery time by applying pulse current to a platinum metal gate
The 10th Asian Conference on Chemical Sensors(ACCS2013), 11-14, Nov. 2013, Chiang Mai, Thailand

Toshihiko Kiwa, Takafumi Hagiwara, Yuki Okawa, Kenji Sakai, Keiji Tsukada
Evaluation of the sensitivity in the in membranes using a tetrahertz chemical microscopy
The 10th Asian Conference on Chemical Sensors(ACCS2013), 11-14, Nov. 2013, Chiang Mai, Thailand

Takuya Sono, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Terahertz spectroscopic measurement of the platinum-based meta-materials to evaluate the mechanism of the catalytic reactions
The 10th Asian Conference on Chemical Sensors(ACCS2013), 11-14, Nov. 2013, Chiang Mai, Thailand

Mohd Mawardi Saari , Ryuki Takagi, Toki Kusaka, Yuichi Ishihara, Yuya Tsukamoto, Kenji Sakai, Toshihiko Kiwa and Keiji Tsukada
Highly Sensitive Vibrating-Sample Magnetometer Using High Tc SQUID
The 7th East Asia Symposium on Superconductive Electronics(EASSE 2013), 23-26, Oct., 2013, Taipei, Taiwan, P06

Kenji Sakai, Naohiro Okamoto, Daichi Hamasaki, Mohd Mawardi Saari, Toshihiko Kiwa and Keiji Tsukada
Compact Rotating-Sample Magnetometer Using HTS-SQUID for Magnetic Susceptibility and Magnetic Relaxation Measurement
The 7th East Asia Symposium on Superconductive Electronics(EASSE 2013), 23-26, Oct., 2013, Taipei, Taiwan, P06

Keiji Tsukada, Mohd Mawardi Saari, Kenji Sakai, and Toshihiko Kiwa
High performance magnetometers using HTS-SQUIDs and their applications
The 7th East Asia Symposium on Superconductive Electronics(EASSE 2013),23-26, Oct., 2013, Taipei, Taiwan, P06

Miyazaki S., Kasuya S., Saari M.M., Sakai K., Kiwa T., Tsukamoto A., Adachi S., Tanabe K., Tsukada K.
DC current distribution mapping system of solar panels using a HTS-SQUID
11th European Conference on Applied Superconductivity(EUCAS 2013 15-19), Sep., 2013 Genoa, Italy,3P-EL-04

Mohd Mawardi Saari , Ryuki Takagi, Toki Kusaka, Yuichi Ishihara, Yuya Tsukamoto, Kenji Sakai, Toshihiko Kiwa and Keiji Tsukada
Development of integrated AC-DC magnetometer using high-Tc SQUID for magnetic properties evaluation of magnetic nanoparticles in solution
11th European Conference on Applied Superconductivity(EUCAS 2013), 15-19, Sep., 2013,Genoa, Italy,3P-EL-03

K. Omura, A. Nakamura, K. Kiwa, Y. Yamashita, K. Sakai, K. Tsukada
Terahertz Properties From The Surfae Of Strained SiGe On Si Multilayered Structure
The 39th International Conference on Infrared, Millimeter and Terahertz Waves(IRMMW-THz2013), Mainz, German, 1-5 Apr. 2013, Th P3-52

Takafumi Hagiwara; Tetsuya Kusaka; Toshihiko Kiwa; Kenji Sakai; Keiji Tsukada
Visualization Of The Catalytic Reactions In The Fuel Cells Using THz Chemical Microscope
The 39th International Conference on Infrared, Millimeter and Terahertz Waves(IRMMW-THz2013), Mainz, German, 1-5 Apr. 2013, Fr 1-3

Ryuki Takagi, Mohd Mawardi Saari, Kenji Sakai, Toshihiko Kiwa and Keiji Tsukada
Development of a Compact Magnetometer with an AC/DC Magnetic Field Using HTS-SQUID
14th International Superconductive Electronics Conference (ISEC 2013), Cambridge, MA, USA, 7-11, Jul., 2013,PG22

Kenji Sakai; Daichi Hamasaki; Mohd M. Saari; Toshihiko Kiwa; Keiji Tsukada
Improved rotating-sample magnetometer for magnetic relaxation measurement using HTS-SQUID
14th International Superconductive Electronics Conference (ISEC 2013), Cambridge, MA, USA, 7-11, Jul., 2013,PG17

Toshihiko Kiwa; Shingo Miyazaki; Mohd M. Saari; Kenji Sakai; Akira Tsukamoto; Seiji Adachi; Tsunehiro Hato; Keiichi Tanabe; Keiji Tsukada
Current Imaging of Voltaic Systems using High-Tc SQUID
14th International Superconductive Electronics Conference (ISEC 2013), Cambridge, MA, USA, 7-11, Jul., 2013,PG10

Daichi Hamasaki, Naohiro Okamoto, Mohd Mawarudi Saari, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
Improvement of sensitivity for a compact magnetometer using HTS-SQUID with rotating sample
14th International Superconductive Electronics Conference (ISEC 2013), Cambridge, MA, USA, 7-11, Jul., 2013,PG27

Takuya Sono, Mitsuhiro Shinomiya, Toshihiko Kiwa, Kenji Sakai, Keiji Tsukada
Hydrogen Gas Responce of Meta-Materials Made From the Catalytic Metal
The 10th Conference on Lasers and Electro-Optics Pacific Rim 2013 (CLEO-PR2013)30 June-4 July 2013, Kyoto, Japan, WC4-4

Toshihiko Kiwa, Takafumi Hagiwara, Tetsuya Kusaka, Kenji Sakai, and Keiji Tsukada
Evaluation of Work Function of the Catalytic Electrode in the Fuel Cells
The 10th Conference on Lasers and Electro-Optics Pacific Rim 2013 (CLEO-PR2013)30 June-4 July 2013, Kyoto, Japan, TuC2-2

Akihiro Nakamura, Ken Omura, Kenji Sakai, Toshihiko Kiwa, and Keiji Tsukada
Nondestructive inspection of SiGe fi lms using laser terahertz emission microscopy
The 10th Conference on Lasers and Electro-Optics Pacific Rim 2013 (CLEO-PR2013)30 June-4 July 2013, Kyoto, Japan, WPC-4

Takafumi Hagiwara, Mitsuhiro Shinomiya, Toshihiko Kiwa, Kenji Sakai, Keiji Tsukada
Visualization of the ion reaction using THz Chemical Microscope
International Workshop on Optical Terahertz Science and Technology 2014(OTST2013)1-5, Apr., 2013, Kyoto, Japan, W4-03

K. Omura, K. Kiwa, Y. Yamashita, K. Sakai, K. Tsukada
THz radiation from strained SiGe/Si by using Laser Terahertz Emission Microscopy
International Workshop on Optical Terahertz Science and Technology 2014(OTST2013)1-5, Apr., 2013, Kyoto, Japan, Tu4-12

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2012

K. Sakai, M. M. Saari, D. Hamasaki, T.Kiwa, K. Tsukada
Moisture Content Evaluation Measured by A Compact Rotating-Sample Magnetometer Using High-Tc SQUID
25rd International Symposium on Superconductivity (ISS2012), 3-5, Dec., 2012, Tokyo, Japan, FDP-10

Toshihiko Kiwa, Yohei Fukudome, Shingo Miyazaki, Mohd Mawardi Saari, Kenji Sakai, Akira Tsukamoto, Seiji Adachi, Keiichi Tanabe, Akihiko Kandori, and Keiji Tsukada
Magnetic Detection of Currents in an Electrolytic Cell Using High-TC SQUID microscopy
Applied Superconductivity Conference 2012(ASC2012)7-12 Oct. 2012, Protland, USA

Y. Fukudome, S. Miyazaki, M.M. Saari, K. Sakai, T. Kiwa, A. Tsukamoto, S. Adachi, K. Tanabe, A. Kandori, K. Tsukada
Evaluation of solar panels by measuring tangential component of magnetic fields
Applied Superconductivity Conference 2012(ASC2012)7-12 Oct. 2012, Protland, USA

M. M. Saari, R. Takagi, K. Sakai, T.Kiwa, K. Tsukada Tanabe, A. Kandori
Optimization of the detection Technique for a Vibrating-Sample Magnetometer Using High-Tc SQUID
Applied Superconductivity Conference 2012(ASC2012)7-12 Oct. 2012, Protland, USA

T. Komori, K. Oda, T. Yamamoto, K. Sakai, T. Kiwa, K. Tsukada
Characterization of New Structural Ion Sensor using Electrochemical Impedance Method
The 14th International Meeting on Chemical Sensors(IMCS2012)20-23 May, 2012, Nuremberg, Germany

T. Kiwa, A. Tenma, K. Sakai, and K. Tsukada
Label free immune assay using terahertz chemical microscope
The 14th International Meeting on Chemical Sensors(IMCS2012)20-23 May, 2012, Nuremberg, Germany

M. Mawardi Saari, Ryuki Takagi, K. Sakai, T.Kiwa, A. Tsukamoto, S. Adachi, K. Tanabe, A. Kandori, K. Tsukada
Compact Vibrating-Sample Magnetometer using High-Tc SQUID and Shape Dependency of Sample
11th International Symposium on High Temperature Superconductors in High Frequency Fields (HTSHFF 2012)29 May-1 June 2012, 2012, Matsushima, Japan

K. Sakai, M. Mawardi Saari, T.Kiwa, A. Tsukamoto, S. Adachi, K. Tanabe, A. Kandori, K. Tsukada
Improvement of Sensitivity for a Compact Magnetometer using HTS-SQUID and Rotating Sample
11th International Symposium on High Temperature Superconductors in High Frequency Fields (HTSHFF 2012)29 May-1 June 2012, 2012, Matsushima, Japan

Shingo Miyazaki, Yohei Fukudome, Mohd Mawardi Saari, Kenji Sakai, Toshihiko Kiwa, Akira Tsukamoto, Seiji Adachi, Keiichi Tanabe, Akihiko Kandori, Keiji Tsukada
Electrical Property Mapping System of the Solar Panels using High-Tc SQUID
24th International Cryogenic Engineering Conference and International Cryogenic Materials Conference 2012 (ICEC24-ICMC2012)29 14-18 May, 2012, Fukuoka, Japan

Shingo Miyazaki, Yohei Fukudome, Mohd Mawardi Saari, Kenji Sakai, Toshihiko Kiwa, Akira Tsukamoto, Seiji Adachi, Keiichi Tanabe, Akihiko Kandori, Keiji Tsukada
Electrical Property Mapping System of the Solar Panels using High-Tc SQUID
24th International Cryogenic Engineering Conference and International Cryogenic Materials Conference 2012 (ICEC24-ICMC2012)29 14-18 May, 2012, Fukuoka, Japan

Daichi Hamasaki, Yoshitatsu Yamaguchi, Kenji Sakai, Toshihiko Kiwa, Akira Tsukamoto, Seiji Adachi, Keiichi Tanabe, Akihiko Kandori, Keiji Tsukada
Electrical Property Mapping System of the Solar Panels using High-Tc SQUID
24th International Cryogenic Engineering Conference and International Cryogenic Materials Conference 2012 (ICEC24-ICMC2012)29 14-18 May, 2012, Fukuoka, Japan

Ryuki Takagi, Mohd Mawardi Saari, Kenji Sakai, Toshihiko Kiwa, Akira Tsukamoto, Seiji Adachi, Keiichi Tanabe, Akihiko Kandori, Keiji Tsukada
A Compact Moving-Sample Magnetometer using High-TC SQUID
24th International Cryogenic Engineering Conference and International Cryogenic Materials Conference 2012 (ICEC24-ICMC2012)29 14-18 May, 2012, Fukuoka, Japan

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2011

T. Kiwa, Y. Hashimoto, A. Tenma, Y. Kondo, K. Tsukada
Visualization of microfluids using terahertz chemical microscope
ICAS 2011, 22-26, May, 2011, Kyoto, Japann

Keiji Tsukada, Daisuke Kiriake, Kenji Sakai, Toshihiko Kiwa
Silver Gate Field Effect Transistor for Oxygen Gas Sensor
SENSORDEVICES 2011, 21-27, Aug., 2011, Nice, France

Satoshi Maeda, Yoshitatsu Yamaguchi, Kenji Sakai, Toshihiko Kiwa, Akira Tsukamoto, Seiji Adachi, Keiichi Tanabe, Akihiko Kandori, Keiji Tsukada
Development of AC Magnetic Susceptibility Meter Using HTS-SQUID
PIERS 2011 Suzhou, 12-16, Sep., 2011, Suzhou, China

Kosuke Miyake, Kenji Sakai, Toshihiko Kiwa, Yoshinobu Hirano, Mitsuaki Matsumoto, Keiji Tsukada
Development of Spot Welding Evaluation Using a Magnetic Flux Leakage Method
PIERS 2011 Suzhou, 12-16, Sep., 2011, Suzhou, China

K. Okada, M. Shinomiya, T. Kiwa, K.Tsukada
Development of Terahertz Wave Radiation Control Device
PIERS 2011 Suzhou, 12-16, Sep., 2011, Suzhou, China

Toshihiko Kiwa, Satoshi Maeda, Kosuke Miyake, Kenji Sakai, Akira Tsukamoto, Seiji Adachi, Keiichi Tanabe, Akihiko Kandori, Keiji Tsukada
Imaging of Conductance Distributions across the Solar Panels Surface using a High-TC Superconductor SQUID
EUCAS-ISEC-ICMC 2011, 18-23, Sep., 2011, Hague, Netherlands

Kenji Sakai, Mawarudei Mohamado, Toshihiko Kiwa, Akira Tsukamoto, Seiji Adachi, Keiichi Tanabe, Akihiko Kandori, Keiji Tsukada
Development of Compact DC Magnetic Susceptibility Meter using HTS-SQUID
EUCAS-ISEC-ICMC 2011, 18-23, Sep., 2011, Hague, Netherlands

T. Kiwa, Y. Fukudome, S. Maeda, K. Sakai, A. Tsukamoto, S. Adachi, K. Tanabe, A. Kandori, K. Tsukada
PHASE MAPPING IN SOLAR PANELS USING HIGH-Tc SQUID
ISS 2011, 24-26, Oct., 2011, Tokyo, Japan

M. Mawardi, K. Sakai, T.Kiwa, A. Tsukamoto, S. Adachi, K. Tanabe, A. Kandori, K. Tsukada
Development of A Compact Moving-Sample Magnetometer employing HTS-SQUID"
ISS 2011, 24-26, Oct., 2011, Tokyo, Japan

Fumiya Katayama, Kenji Sakai, Toshihiko Kiwa, and Keiji Tsukada
DEVELOPMENT OF A THIN FILM RESISTIVE TYPE HYDROGEN SENSOR
ACCS 2011, 14-17, Nov., 2011, Taipei, Taiwan

Akira Temma (Japan), Toshihiko Kiwa, Nobuhiro Kadowaki, Masaki Kobayashi, Kenji Sakai, Keiji Tsukada
NOISE CANCELATION OF TERAHERTZ CHEMICAL MICROSCOPE USING DOUBLE PULSE DETECTION SYSTEM
ACCS 2011, 14-17, Nov., 2011, Taipei, Taiwan

Yohei Hashimoto, Kenji Sakai, Toshihiko Kiwa, Keiji Tsukada
LAMINAR FLOW IMAGING USING TERAHERTZ CHEMICAL MICROSCOPE
ACCS 2011, 14-17, Nov., 2011, Taipei, Taiwan

Kazuyo Oda, Tatsuya Komori, Kenji Sakai, Toshihiko Kiwa, and Keiji Tsukada
DEVELOPMENT OF ALL-SOLID-STATE MULTI ION SENSOR WITHOUT A REFERENCE ELECTRODE
ACCS 2011, 14-17, Nov., 2011, Taipei, Taiwan

Y. Hashimoto, K. Sakai, T. Kiwa and K. Tsukada
Imaging of Three-layered Flow using the Terahertz Chemical Microscope
TeraNano 2011, 24-29, Nov., 2011, Osaka, Japan

A. Temma, T. Kiwa, K. Sakai, K. Tsukada, N. Kadowaki, M. Kobayashi
Cancelation of Signal Drift in Terahertz Chemical Microscope
TeraNano 2011, 24-29, Nov., 2011, Osaka, Japan

Kenji Sakai, Kosuke Miyake, Toshihiko Kiwa, Yoshinobu Hirano, Keiji Tsukada
Automatic Non-destructive Imagingsystem for Spot Welding Using a Magnetic Flux Leakage Method
PIERS 2012 Kuala Lumpur, 27-30, March, 2012, Kuala Lumpur, Malaysia

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2010

T. Kiwa, S. Maeda, K. Miyake, N. Kataoka, A. Tsukamoto, S. Adachi, K. Tanabe, K. Tsukada
Deifferential resistivity mapping of solar panels using high-Tc SQUID
23rd International Symposium on Superconductivity (ISS2010), 1-3, Nov. 2010, Tsukuba, Japan, FD-14

Keiji Tsukada, Teruki Hasegawa, Mituteru Yoshioka, Toshihiko Kiwa , Katsumi Inoue
Exteme low frequency magnetic imaging method for detection of degect inside welding parts of iron plate
10th European Conference on Non-destructive Testing(10th ECNDT), 7-11, June 2010, Moscow, Russia

K. Beppu, T. Sugimoto, T. Kiwa, K.Tsukada
Control of Terahertz Wave Front using Arrayed Terahertz Emission Device
IEEE Conference Proc. 35th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz2010) 4-10, Sep. 2010, Roma, Italy, Tu-E2

T. Inoue, K. Oda, T. Kiwa, K. Tsukada
Development of a new type micro ion sensor without a reference electrode
The 13th International Meeting on Chemical Sensors(IMCS13), 11-14, July, 2010, Perth, Australia

T. Kiwa, Y. Minami, Y. Kondo, I. Kawayama, M. Tonouchi, and K. Tsukada
Chemical Imaging in m-TAS using Terahertz Pulses
The 13th International Meeting on Chemical Sensors(IMCS13), 11-14, July, 2010, Perth, Australia

Y. Kondo, Y. Minami, T. Kiwa, I. Kawayama, M. Tonouchi, and K. Tsukada
A Terahertz Chemical Microscope to Visualize pH Distribution
The 13th International Meeting on Chemical Sensors(IMCS13), 11-14, July, 2010, Perth, Australia

Mitsuteru Yoshioka, Kosuke Miyake, Toshihiko Kiwa, Katsumi Inoue, Akihiro Sakuramoto, Keiji Tsukada
Development of Residual Stress Inspsection using Low-frequency Magnetic Field
The Fourth Japan-US Symposium on Emerging NDE Capabilities for a Safer World, Maui, USA, M4-1

Nobuo Kataoka, Yasutaka Masuda, Toshihiko Kiwa, Yoshitaka Bito, Keiji Tsukada
Magnetic Measurement of the Moisture Content in Mortar
The Fourth Japan-US Symposium on Emerging NDE Capabilities for a Safer World, Maui, USA, W2-7

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