Publications
Journal Papers
Xue Ding, Yuto Ohmi, Jin Wang, Hirofumi Inoue, Toshihiko Kiwa, Highly sensitive detection of cancer cells using a voltage-tuned terahertz chemical microscope, Sensing and Bio-Sensing Research, 100972, 2026
Mohd Mawardi Saari, Mohd Herwan Sulaiman, Nurul A'in Nadzri, Toshihiko Kiwa, "A Spline-Enhanced Non-Negative Least Squares inversion approach for estimating magnetic nanoparticle size distribution from magnetization curves,", Physica Scripta, 100 075989, 2025
Mohd Mawardi SAARI, Nurul Ain NADZRI, Mohd Herwan SULAIMAN, Toshihiko KIWA, Hydrodynamic core size extraction of magnetic nanoparticles using non-regularized non-negative inversion of combined real and imaginary magnetic responses, Przegląd Elektrotechniczny, 5, pp. 26-29, 2025
Wang, Gang; Li, Zhaokai; Ni, Wei; Ye, Heng; Liu, Yang; Chen, Linjian; Wang, Lin; Liu, Changjiang; Chen, Jingyu; Wang, Xuchao; Ding, Xue; Zhao, Longshan; Ge, Xiaofeng; Wang, Yan; Ye, Yuanchao; Kiwa, Toshihiko; Zang, Linghe; Wang, Jin; Dai, Cuilian; Liu, Binbin, "A small molecule esculetin accelerates postprandial lipid clearance involving activation of C/EBPβ and CD36-mediated phagocytosis by adipose tissue macrophages," THERANOSTICS, Vol. 15, (12), pp. 5910-5930, :10.7150/thno.110207
Washino, Masaomi; Nomura, Kota; Matsuda, Tetsuya; Seino, Satoshi; Nakagawa, Takashi; Kiwa, Toshihiko, "System function analysis of MPI with Field-Free Line and excitation coil configurations," International Journal on Magnetic Particle Imaging IJMPI, Vol. 11, (1 Suppl 1), 2503014, :10.18416/IJMPI.2025.2503014
Saari, Mohd Mawardi; Zaini, Mohd Aufa Hadi Putera; Sulaiman, Mohd Herwan; Samsudin, Ahmad Salihin; Kiwa, Toshihiko, "Defect Evaluation in Mild Steel Plate Using Harmonic Ratio Induced by Square Wave Excitation Field and Nonlinear Magnetization," IEEE TRANSACTIONS ON MAGNETICS, Vol. 60, (9), 6200505, SEP 2024:10.1109/TMAG.2024.3420948
Saari, Mohd Mawardi; Sulaiman, Mohd Herwan; Kiwa, Toshihiko, "Estimation of Core Size Distribution of Magnetic Nanoparticles Using High- T c SQUID Magnetometer and Particle Swarm Optimizer-Based Inversion Technique," IEICE TRANSACTIONS ON ELECTRONICS, Vol. E107C, (6), pp. 176-182, JUN 2024:10.1587/transele.2023SEP0002
Zaini, Mohd Aufa Hadi Putera; Saari, Mohd Mawardi; Nadzri, Nurul A'in; Aziz, Zulkifly; Kiwa, Toshihiko, "Backside Defect Evaluation in Carbon Steel Plate Using a Hybridized Magnetic Flux Leakage and Eddy Current Technique," JOURNAL OF NONDESTRUCTIVE EVALUATION, Vol. 43, (1), 9, MAR 2024:10.1007/s10921-023-01022-z
Seino, Satoshi; Ikehata, Hiroto; Tanabe, Mizuki; Umeda, Tomohiro; Tomiyama, Takami; Tanaka, Akiko; Furubayashi, Tomoyuki; Sakane, Toshiyasu; Kiwa, Toshihiko; Washino, Masaomi; Nomura, Kota; Tonooka, Shun; Izawa, Akihiro; Okumura, Yuki; Nakagawa, Takashi, "Investigating the efficacy of nasal administration for delivering magnetic nanoparticles into the brain for magnetic particle imaging," JOURNAL OF CONTROLLED RELEASE, Vol. 367, , pp. 515-521, MAR 2024:10.1016/j.jconrel.2024.01.027
Watanabe, Hiroya; Hishii, Yurin; Kishimoto, Kanna; Nogami, Kohei; Ma, Qingyuan; Niki, Tomoya; Kotani, Tomoki; Kiwa, Toshihiko; Shoji, Satoru; Ohkubo, Takahiro; Kano, Jun; Takeyasu, Nobuyuki, "Coating Silver Tree-like Fractal Structure with Silica Layer for Inhibiting Chemical Reactions of Analytes in Surface-Enhanced Raman Scattering," PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE, Vol. , , , 2023 SEP 24 2023:10.1002/pssa.202300085
Saari, Mohd Mawardi; Nadzri, Nurul A'in; Zaini, Mohd Aufa Hadi Putera; Sulaiman, Mohd Herwan; Kiwa, Toshihiko, "A Circular Eddy Current Probe Using Miniature Fluxgates for Multi-Orientation Slit Evaluation in Steel Components," RUSSIAN JOURNAL OF NONDESTRUCTIVE TESTING, Vol. 59, (8), pp. 902-914, AUG 2023:10.1134/S1061830923600417
Yamashita, K.; Kishimoto, K.; Kuroda, H.; Wang, J.; Sakai, K.; Saari, M. M.; Kiwa, T., "Aggregation of Magnetic Nanoparticles in Biological Solvents Evaluated by HTS-SQUID Magnetic Immunoassay System," IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, Vol. 33, (5), 1600405, AUG 2023:10.1109/TASC.2023.3239830
Adachi, Shoya; Hayashi, Minoru; Kawakami, Taisei; Ando, Yuto; Wang, Jin; Sakai, Kenji; Kiwa, Toshihiko; Ishikawa, Toshiyuki; Tsukada, Keiji, "Thickness Measurement at High Lift-Off for Underwater Corroded Iron-Steel Structures Using a Magnetic Sensor Probe," SENSORS, Vol. 23, (1), 380, JAN 2023:10.3390/s23010380
Nomura, Kota; Washino, Masaomi; Matsuda, Tetsuya; Tonooka, Shun; Satoshi, Seino; Yoshida, H.; Nishigaki, K.; Nakagawa, Takashi; Kiwa, Toshihiko, "Magnetic-Particle-Discrimination Method Using Difference of Relaxation Time for Magnetic Particle Imaging," IEEE MAGNETICS LETTERS, Vol. 14, , 8100105, 2023:10.1109/LMAG.2023.3243493
Saari, Mohd Mawardi; Zaini, Mohd Aufa Hadi Putera; Yusdi, Ummi Sabihah M. O. H. D.; Nadzri, Nurul Ain; Sulaiman, Mohd Herwan; Kiwa, Toshihiko, "Assessment Of Surface Corrosion On Carbon Steel Plates Using A Differential Fluxgate Probe," PRZEGLAD ELEKTROTECHNICZNY, Vol. 99, (12), pp. 207-210, 2023:10.15199/48.2023.12.37
Kishimoto, Kouhei; Kuroda, Hiroto; Tsubota, Misaki; Yamashita, Kei; Wang, Jin; Sakai, Kenji; Saari, Mohd Mawardi; Kiwa, Toshihiko, "Dispersion of Fe3O4 Nanoparticle Beads Driven by Femtosecond Laser Pulses for Quantitative Magnetic Immunoassay Measurements," ACS APPLIED NANO MATERIALS, , , , 2022 NOV 15 2022:10.1021/acsanm.2c04399
Nogami, Kohei; Kishimoto, Kanna; Hashimoto, Yuki; Watanabe, Hiroya; Hishii, Yurin; Ma, Qingyuan; Niki, Tomoya; Kotani, Tomoki; Kiwa, Toshihiko; Shoji, Satoru; Ohkubo, Takahiro; Kano, Jun; Takeyasu, Nobuyuki, "Self-growth of silver tree-like fractal structures with different geometries," APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING, Vol. 128, (10), 860, OCT 2022:10.1007/s00339-022-05976-1
Hayashi, Minoru; Kawakami, Taisei; Adachi, Shoya; Wang, Jin; Sakai, Kenji; Kiwa, Toshihiko; Tsukada, Keiji; Miyamoto, Yohei; Hirohata, Mikihito; Ishikawa, Toshiyuki, "Crack Detection for Welded Joint With Surface Coating Using Unsaturated AC Magnetic Flux Leakage," IEEE TRANSACTIONS ON MAGNETICS, Vol. 58, (8), 6201205, AUG 2022:10.1109/TMAG.2022.3151656
Saari, Mohd Mawardi; Sulaiman, Mohd Herwan; Ahmad, Hamzah; Lah, Nurul Akmal Che; Sakai, Kenji; Kiwa, Toshihiko; Tsukada, Keiji, "A benchtop induction-based AC magnetometer for a fast characterization of magnetic nanoparticles," ENGINEERING RESEARCH EXPRESS, Vol. 4, (2), 25047, JUN 1 2022:10.1088/2631-8695/ac78c8
Tsukada, Keiji; Hayashi, Minoru; Kawakami, Taisei; Adachi, Shoya; Sakai, Kenji; Kiwa, Toshihiko; Ishikawa, Toshiyuki; Saari, Mohd Mawardi; Hori, Kengo; Hisazumi, Kazumasa; Tominaga, Tomonori, "Magnetic thickness measurement for various iron steels using magnetic sensor and effect of electromagnetic characteristics," AIP ADVANCES, Vol. 12, (3), 35109, MAR 1 2022:10.1063/9.0000250
Shimizu, Masashi; Yamanaka, Ryoji; Teranishi, Takashi; Wang, Jin; Sakai, Kenji; Tsukada, Keiji; Kiwa, Toshihiko, "Development of impedance measurement of lithium ion batteries electrode using terahertz chemical microscope," ELECTRICAL ENGINEERING IN JAPAN, Vol. 214, (4), e23355, DEC 2021:10.1002/eej.23355
Wang, Jin; Nagata, Hiroki; Ando, Masaki; Yoshida, Yuichi; Sakai, Kenji; Kiwa, Toshihiko, "Visualization of Charge-Transfer Complex for the Detection of 2,4,6-Trinitrotoluene Using Terahertz Chemical Microscope," JOURNAL OF THE ELECTROCHEMICAL SOCIETY, Vol. 168, (11), 117517, NOV 1 2021:10.1149/1945-7111/ac3a2c
Nahar, Sharifun; Mohamed, Ahmed; Ropagnol, Xavier; Hassanpour, Amir; Kiwa, Toshihiko; Ozaki, Tsuneyuki; Gauthier, Marc A., "Noninvasive, label-free, and quantitative monitoring of lipase kinetics using terahertz emission technology," BIOTECHNOLOGY AND BIOENGINEERING, Vol. 118, (11), pp. 4246-4254, NOV 2021:10.1002/bit.27893
Saari, Mohd Mawardi; Sulaiman, Mohd Herwan; Lah, Nurul Akmal Che; Aziz, Zulkifly; Sakai, Kenji; Kiwa, Toshihiko; Tsukada, Keiji, "Properties of single- and multi-core magnetic nanoparticles assessed by magnetic susceptibility measurements," JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, Vol. 528, , 167812, JUN 15 2021:10.1016/j.jmmm.2021.167812
Ahmed, Feroz; Mahana, Atsuya; Taniizumi, Katsuya; Wang, Jin; Sakai, Kenji; Kiwa, Toshihiko, "Terahertz imaging technique for monitoring the flow of buffer solutions at different pH values through a microfluidic chip," JAPANESE JOURNAL OF APPLIED PHYSICS, Vol. 60, (2), 27003, FEB 1 2021:10.35848/1347-4065/abd86e
Hayashi, Minoru; Kawakami, Taisei; Saito, Taisuke; Sakai, Kenji; Kiwa, Toshihiko; Tsukada, Keiji, "Imaging of Defect Signal of Reinforcing Steel Bar at High Lift-Off Using a Magnetic Sensor Array by Unsaturated AC Magnetic Flux Leakage Testing," IEEE TRANSACTIONS ON MAGNETICS, Vol. 57, (2), 6500204, FEB 2021:10.1109/TMAG.2020.3017722
Saari, Mohd Mawardi; Sakai, Kenji; Kiwa, Toshihiko; Tsukada, Keiji, "A sensitive magnetometer utilizing high-Tc SQUID for magnetic property characterization," MICROSYSTEM TECHNOLOGIES-MICRO-AND NANOSYSTEMS-INFORMATION STORAGE AND PROCESSING SYSTEMS, Vol. 27, (9), pp. 3413-3420, SEP 2021:10.1007/s00542-020-05198-6
Kiwa, Toshihiko; Akiwa, Yuki; Fujita, Hayato; Teranishi, Takashi; Sakai, Kenji; Nose, Hidetoshi; Kobayashi, Masaki; Tsukada, Keiji, "Electric Potential Distribution on Lithium Ion Battery Cathodes Measured Using Terahertz Chemical Microscopy," JOURNAL OF INFRARED MILLIMETER AND TERAHERTZ WAVES, Vol. 41, (4), pp. 430-437, APR 2020:10.1007/s10762-019-00640-x
Miyata, Kiyoshi; Nagaoka, Ryota; Hada, Masaki; Tanaka, Takanori; Mishima, Ryuji; Kuroda, Taihei; Sueta, Sota; Iida, Takumi; Yamashita, Yoshifumi; Nishikawa, Takeshi; Tsuruta, Kenji; Hayashi, Yasuhiko; Onda, Ken; Kiwa, Toshihiko; Teranishi, Takashi, "Liquid-like dielectric response is an origin of long polaron lifetime exceeding 10 μs in lead bromide perovskites," JOURNAL OF CHEMICAL PHYSICS, Vol. 152, (8), 84704, FEB 28 2020:10.1063/1.5127993
Hada, Masaki; Hasegawa, Taisuke; Inoue, Hirotaka; Takagi, Makito; Omoto, Kazuki; Chujo, Daiki; Iemoto, Shogo; Kuroda, Taihei; Morimoto, Taiga; Hayashi, Takuma; Iijima, Toru; Tokunaga, Tomoharu; Ikeda, Naoshi; Fujimori, Kazuhiro; Itoh, Chihiro; Nishikawa, Takeshi; Yamashita, Yoshifumi; Kiwa, Toshihiko; Koshihara, Shin-ya; Maeda, Satoshi; Hayashi, Yasuhiko, "One-Minute Joule Annealing Enhances the Thermoelectric Properties of Carbon Nanotube Yarns via the Formation of Graphene at the Interface," ACS APPLIED ENERGY MATERIALS, Vol. 2, (10), pp. 7700-7708, OCT 2019:10.1021/acsaem.9b01736
Saari, Mohd Mawardi; Suhaimi, Nazatul Shareena; Sulaiman, Mohd Herwan; Lah, Nurul Akmal Che; Sakai, Kenji; Kiwa, Toshihiko; Tsukada, Keiji, "Influence of Viscosity on Dynamic Magnetization of Thermally Blocked Iron Oxide Nanoparticles Characterized by a Sensitive AC Magnetometer," JOURNAL OF SUPERCONDUCTIVITY AND NOVEL MAGNETISM, Vol. 32, (9), pp. 2765-2772, SEP 2019:10.1007/s10948-019-5031-6
Hirata, Tetsuro; Goda, Yuto; Sakai, Kenji; Kiwa, Toshihiko; Adachi, Seiji; Tsukamoto, Akira; Hato, Tsunehiro; Tanabe, Keiichi; Tsukada, Keiji, "Development of a Highly Sensitive Magnetic Field Detector With a Wide Frequency Range for Nondestructive Testing Using an HTS Coil With Magnetic Sensors," IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, Vol. 29, (5), 3500905, AUG 2019:10.1109/TASC.2019.2904485
Tsukada, Keiji; Tsunashima, Kenta; Jinno, Katsuya; Hiramatsu, Bunta; Takeuchi, Shun; Fujimoto, Kayo; Sakai, Kenji; Kiwa, Toshihiko; Saari, Mohd Mawardi, "Using Magnetic Field Gradients to Shorten the Antigen-Antibody Reaction Time for a Magnetic Immunoassay," IEEE TRANSACTIONS ON MAGNETICS, Vol. 55, (7), 5100405, JUL 2019:10.1109/TMAG.2019.2894904
Hassan, Eman M.; Mohamed, Ahmed; DeRosa, Maria C.; Willmore, William G.; Hanaoka, Yuki; Kiwa, Toshihiko; Ozaki, Tsuneyuki, "High-sensitivity detection of metastatic breast cancer cells via terahertz chemical microscopy using aptamers," SENSORS AND ACTUATORS B-CHEMICAL, Vol. 287, , pp. 595-601, MAY 15 2019:10.1016/j.snb.2019.02.019
Tsukada, Keiji; Hirata, Tetsuro; Goda, Yuto; Sakai, Kenji; Kiwa, Toshihiko, "Hybrid Magnetic Sensor Combined With a Tunnel Magnetoresistive Sensor and High-Temperature Superconducting Magnetic-Field-Focusing Plates," IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, Vol. 29, (3), 8800405, APR 2019:10.1109/TASC.2018.2874354
Kiwa, Toshihiko; Kamiya, Tatsuki; Morimoto, Taiga; Fujiwara, Kentaro; Maeno, Yuki; Akiwa, Yuki; Iida, Masahiro; Kuroda, Taihei; Sakai, Kenji; Nose, Hidetoshi; Kobayashi, Masaki; Tsukada, Keiji, "Imaging of Chemical Reactions Using a Terahertz Chemical Microscope," PHOTONICS, Vol. 6, (1), 10, JAN 27 2019:10.3390/photonics6010010
Isshiki, Ryota; Nakamura, Yuta; Takeuchi, Shun; Hirata, Tetsuro; Sakai, Kenji; Kiwa, Toshihiko; Tsukada, Keiji, "Evaluation of the Magnetization Properties of Magnetic Nanoparticles in Serum Using HTS-SQUID," IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, Vol. 28, (4), 1600605, JUN 2018:10.1109/TASC.2018.2795619
Nakamura, Yuta; Isshiki, Ryota; Takeuchi, Shun; Hirata, Tetsuro; Sakai, Kenji; Kiwa, Toshihiko; Tsukada, Keiji, "Sensitivity Improvement of Sample Rotation Measurement Method in HTS-SQUID Magnetometer for Diamagnetic Materials," IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, Vol. 28, (4), 1601604, JUN 2018:10.1109/TASC.2018.2810088
Tsukada, Keiji; Majima, Yatsuse; Nakamura, Yoshihiro; Yasugi, Takuya; Song, Nannan; Sakai, Kenji; Kiwa, Toshihiko, "Detection of Inner Cracks in Thick Steel Plates Using Unsaturated AC Magnetic Flux Leakage Testing With a Magnetic Resistance Gradiometer," IEEE TRANSACTIONS ON MAGNETICS, Vol. 53, (11), 2501305, NOV 2017:10.1109/TMAG.2017.2713880
Kiwa, Toshihiko; Morita, Koji; Matsunaga, Yasuaki; Saari, Mohd Mawardi; Sakai, Kenji; Tsukada, Keiji, "High-Resolution Laser-Assisted Magnetic Nanoparticle Imaging Using a High-TC SQUID Magnetometer," IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, Vol. 27, (4), 1601804, JUN 2017:10.1109/TASC.2017.2656118
Matsunaga, Yasuaki; Isshiki, Ryota; Nakamura, Yuta; Sakai, Kenji; Kiwa, Toshihiko; Tsukada, Keiji, "Application of a HTS Coil With a Magnetic Sensor to Nondestructive Testing Using a Low-Frequency Magnetic Field," IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, Vol. 27, (4), 1800304, JUN 2017:10.1109/TASC.2016.2631420
Tsukada, Keiji; Matsunaga, Yasuaki; Isshiki, Ryota; Nakamura, Yuta; Sakai, Kenji; Kiwa, Toshihiko, "Magnetic characteristics measurements of ethanol-water mixtures using a hybrid-type high-temperature superconducting quantum-interference device magnetometer," AIP ADVANCES, Vol. 7, (5), 56707, MAY 2017:10.1063/1.4973950
Tsukada, Keiji; Haga, Yuta; Morita, Koji; Song, Nannan; Sakai, Kenji; Kiwa, Toshihiko; Cheng, Weiying, "Detection of Inner Corrosion of Steel Construction Using Magnetic Resistance Sensor and Magnetic Spectroscopy Analysis," IEEE TRANSACTIONS ON MAGNETICS, Vol. 52, (7), 6201504, JUL 2016:10.1109/TMAG.2016.2530851
Saari, Mohd Mawardi; Tsukamoto, Yuya; Kusaka, Toki; Ishihara, Yuichi; Sakai, Kenji; Kiwa, Toshihiko; Tsukada, Keiji, "Effect of diamagnetic contribution of water on harmonics distribution in a dilute solution of iron oxide nanoparticles measured using high-Tc SQUID magnetometer," JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, Vol. 394, , pp. 260-265, NOV 15 2015:10.1016/j.jmmm.2015.06.090
Saari, Mohd Mawardi; Ishihara, Yuichi; Tsukamoto, Yuya; Kusaka, Toki; Morita, Koji; Sakai, Kenji; Kiwa, Toshihiko; Tsukada, Keiji, "Optimization of an AC/DC High-Tc SQUID Magnetometer Detection Unit for Evaluation of Magnetic Nanoparticles in Solution," IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, Vol. 25, (3), 1601404, JUN 2015:10.1109/TASC.2014.2363633
Saari, M. M.; Sakai, K.; Kiwa, T.; Sasayama, T.; Yoshida, T.; Tsukada, K., "Characterization of the magnetic moment distribution in low-concentration solutions of iron oxide nanoparticles by a high-Tc superconducting quantum interference device magnetometer," JOURNAL OF APPLIED PHYSICS, Vol. 117, (17), 17B321, MAY 7 2015:10.1063/1.4919043
Kiwa, Toshihiko; Miyazaki, Shinogo; Saari, Mohd M.; Sakai, Kenji; Tsukamoto, Akira; Adachi, Seiji; Hato, Tsunehiro; Tanabe, Keiichi; Tsukada, Keiji, "Visualization of ion transportation in an electrolyte using an HTS-SQUID gradiometer," PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Vol. 504, , pp. 84-87, SEP 15 2014:10.1016/j.physc.2014.04.024
Kiwa, Toshihiko; Fukudome, Yohei; Miyazaki, Shingo; Saari, Mohd Mawardi; Sakai, Kenji; Tsukamoto, Akira; Adachi, Seiji; Tanabe, Keiichi; Kandori, Akihiko; Tsukada, Keiji, "Magnetic Detection of Currents in an Electrolytic Cell Using High-TC SQUID," IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, Vol. 23, (3), 1600804, JUN 2013:10.1109/TASC.2012.2228736
Saari, Mohd Mawardi; Sakai, Kenji; Kiwa, Toshihiko; Tsukamoto, Akira; Adachi, Seiji; Tanabe, Keiichi; Kandori, Akihiko; Tsukada, Keiji, "Development of a Compact Moving-Sample Magnetometer Using High-Tc Superconducting Quantum Interference Device," JAPANESE JOURNAL OF APPLIED PHYSICS, Vol. 51, (4), 46601, APR 2012:10.1143/JJAP.51.046601
Kiwa, T.; Maeda, S.; Miyake, K.; Kataoka, N.; Tsukamoto, A.; Adachi, S.; Tanabe, K.; Kandori, A.; Tsukada, K., "Differential conductivity mapping of solar panels using a high-TC superconductor SQUID," PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Vol. 471, (21-22), pp. 1238-1241, NOV 2011:10.1016/j.physc.2011.05.168
Books
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