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

Yamashita, Kei; Naito, Kosuke; Wang, Jin; Kasuda, Shogo; Kiwa, Toshihiko, "Coagulation testing method using magnetic nanoparticles," JAPANESE JOURNAL OF APPLIED PHYSICS, Vol. 64, (2), 20902, FEB 1 2025:10.35848/1347-4065/adaba5

Morita, Kosei; Mitsuda, Yuta; Yoshida, Sota; Kiwa, Toshihiko; Wang, Jin, "Mapping Surface Potential in DNA Aptamer-Neurochemical and Membrane-Ion Interactions on the SOS Substrate Using Terahertz Microscopy," BIOSENSORS-BASEL, Vol. 15, (1), 46, JAN 2025:10.3390/bios15010046

Ding, Xue; Murakami, Mana; Wang, Jin; Inoue, Hirofumi; Kiwa, Toshihiko, "Microdetection of Nucleocapsid Proteins via Terahertz Chemical Microscope Using Aptamers," SENSORS, Vol. 24, (22), 7382, NOV 2024:10.3390/s24227382

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

Liu, Changjiang; Wang, Jin; Negishi, Ryo; Inuzuka, Tatsutoshi; Kiwa, Toshihiko, "Label-Free Measurement of CD63 Positive Extracellular Vesicles Using Terahertz Chemical Microscopy," ACS SENSORS, Vol. 9, (6), pp. 3244-3252, MAY 24 2024:10.1021/acssensors.4c00590

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

Wakabayashi, Shoki; Oh, Yuki; Nakayama, Haruhito; Wang, Jin; Kiwa, Toshihiko, "Ultrathin Platinum Film Hydrogen Sensors with a Twin-T Type Notch Filter Circuit," SENSORS, Vol. 24, (2), 548, JAN 2024:10.3390/s24020548

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

Wang, Jin; Sakai, Kenji; Kiwa, Toshihiko, "All-in-one terahertz taste sensor: integrated electronic and bioelectronic tongues," SENSORS & DIAGNOSTICS, Vol. 2, (3), pp. 620-626, MAY 19 2023:10.1039/d3sd00038a

Wang, Jin; Morita, Kosei; Ando, Masaki; Yoshida, Sota; Nagata, Hiroki; Sakai, Kenji; Kiwa, Toshihiko, "Terahertz aptasensor for dopamine neurochemical detection," APPLIED PHYSICS EXPRESS, Vol. 16, (5), 52002, MAY 1 2023:10.35848/1882-0786/acd102

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

Wang, Jin; Ando, Masaki; Nagata, Hiroki; Yoshida, Sota; Sakai, Kenji; Kiwa, Toshihiko, "Multifunctional terahertz microscopy for biochemical and chemical imaging and sensing," BIOSENSORS & BIOELECTRONICS, Vol. 220, , 114901, JAN 15 2023:10.1016/j.bios.2022.114901

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

Ahmed, Feroz; Shimizu, Masashi; Wang, Jin; Sakai, Kenji; Kiwa, Toshihiko, "Optimization of Microchannels and Application of Basic Activation Functions of Deep Neural Network for Accuracy Analysis of Microfluidic Parameter Data," MICROMACHINES, Vol. 13, (8), 1352, AUG 2022:10.3390/mi13081352

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

Wang, Jin; Sakai, Kenji; Kiwa, Toshihiko, "Rational Design of Peptides Derived from Odorant-Binding Proteins for SARS-CoV-2-Related Volatile Organic Compounds Recognition," MOLECULES, Vol. 27, (12), 3917, JUN 2022:10.3390/molecules27123917

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

Wang, Jin; Sato, Kosuke; Yoshida, Yuichi; Sakai, Kenji; Kiwa, Toshihiko, "A Versatile Terahertz Chemical Microscope and Its Application for the Detection of Histamine," PHOTONICS, Vol. 9, (1), 26, JAN 2022:10.3390/photonics9010026

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

Yoshida, Yuichi; Ding, Xue; Iwatsuki, Kohei; Taniizumi, Katsuya; Inoue, Hirofumi; Wang, Jin; Sakai, Kenji; Kiwa, Toshihiko, "Detection of Lung Cancer Cells in Solutions Using a Terahertz Chemical Microscope," SENSORS, Vol. 21, (22), 7631, NOV 2021:10.3390/s21227631

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

Ahmed, Feroz; Yoshida, Yuichi; Wang, Jin; Sakai, Kenji; Kiwa, Toshihiko, "Design and validation of microfluidic parameters of a microfluidic chip using fluid dynamics," AIP ADVANCES, Vol. 11, (7), 75224, JUL 1 2021:10.1063/5.0056597

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

Sueda, Sota; Niki, Tomoya; Sakai, Kenji; Kiwa, Toshihiko, "Evaluation of penetration speed of liquids into skin using a terahertz time-of-flight method," JAPANESE JOURNAL OF APPLIED PHYSICS, Vol. 60, (3), 32002, MAR 1 2021:10.35848/1347-4065/abdd03

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

Tsunashima, Kenta; Jinno, Katsuya; Hiramatsu, Bunta; Fujimoto, Kayo; Sakai, Kenji; Kiwa, Toshihiko; Saari, Mohd Mawardi; Tsukada, Keiji, "Laser monitoring of dynamic behavior of magnetic nanoparticles in magnetic field gradient," AIP ADVANCES, Vol. 10, (1), 15025, JAN 2020:10.1063/1.5130167

Jinno, Katsuya; Hiramatsu, Bunta; Tsunashima, Kenta; Fujimoto, Kayo; Sakai, Kenji; Kiwa, Toshihiko; Tsukada, Keiji, "Magnetic characterization change by solvents of magnetic nanoparticles in liquid-phase magnetic immunoassay," AIP ADVANCES, Vol. 9, (12), 125317, DEC 1 2019:10.1063/1.5130168

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

Hayashi, Minoru; Saito, Taisuke; Nakamura, Yoshihiro; Sakai, Kenji; Kiwa, Toshihiko; Tanikura, Izumi; Tsukada, Keiji, "Extraction Method of Crack Signal for Inspection of Complicated Steel Structures Using A Dual-Channel Magnetic Sensor," SENSORS, Vol. 19, (13), 3001, JUL 1 2019:10.3390/s19133001

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

Tsukada, Keiji; Shobu, Hiroto; Goda, Yuto; Kobara, Takumi; Sakai, Kenji; Kiwa, Toshihiko; Saari, Mohd Mawardi, "Integrated Magnetic Sensor Probe and Excitation Wire for Nondestructive Detection of Submillimeter Defects," IEEE MAGNETICS LETTERS, Vol. 10, , 8105105, 2019:10.1109/LMAG.2019.2936392

Tsukada, Keiji; Hayashi, Minoru; Nakamura, Yoshihiro; Sakai, Kenji; Kiwa, Toshihiko, "Small Eddy Current Testing Sensor Probe Using a Tunneling Magnetoresistance Sensor to Detect Cracks in Steel Structures," IEEE TRANSACTIONS ON MAGNETICS, Vol. 54, (11), 6202205, NOV 2018:10.1109/TMAG.2018.2845864

Tsukada, Keiji; Tomioka, Takuya; Wakabayashi, Shunki; Sakai, Kenji; Kiwa, Toshihiko, "Magnetic Detection of Steel Corrosion at a Buried Position Near the Ground Level Using a Magnetic Resistance Sensor," IEEE TRANSACTIONS ON MAGNETICS, Vol. 54, (11), 6202104, NOV 2018:10.1109/TMAG.2018.2833852

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

Sakai, Kenji; Kizu, Tsubasa; Kiwa, Toshihiko; Tsukada, Keiji, "Analysis of AC Impedance in Localized Region Using Magnetic Field Distribution Measured by HTS-SQUID," IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, Vol. 28, (4), 1600905, JUN 2018:10.1109/TASC.2018.2796609

Saari, Mohd Mawardi; Lah, Nurul Akmal Che; Sakai, Kenji; Kiwa, Toshihiko; Tsukada, Keiji, "Harmonics distribution of iron oxide nanoparticles solutions under diamagnetic background," JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, Vol. 452, , pp. 145-152, APR 15 2018:10.1016/j.jmmm.2017.12.054

Kiwa, Toshihiko; Kamiya, Tatsuki; Morimoto, Taiga; Sakai, Kenji; Tsukada, Keiji, "pH measurements in 16-nL-volume solutions using terahertz chemical microscopy," OPTICS EXPRESS, Vol. 26, (7), pp. 8232-8238, APR 2 2018:10.1364/OE.26.008232

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

Sakai, Kenji; Kizu, Tsubasa; Kiwa, Toshihiko; Tsukada, Keiji, "Magnetic AC Impedance Analysis Method Using High-Tc SQUID Based Magnetic Measurement System," IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, Vol. 27, (4), 1601205, JUN 2017:10.1109/TASC.2016.2631426

Tsukada, Keiji; Yasugi, Takuya; Majima, Yatsuse; Sakai, Kenji; Kiwa, Toshihiko, "Absolute-magnetic-field measurement using nanogranular in-gap magnetic sensor with second-harmonic and liquid-nitrogen-temperature operation," AIP ADVANCES, Vol. 7, (5), 56670, MAY 2017:10.1063/1.4978217

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

Sakai, Kenji; Tanaka, Kohei; Kiwa, Toshihiko; Tsukada, Keiji, "Current distribution evaluation of dye-sensitized solar cell using HTS-SQUID-based magnetic measurement system," PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Vol. 530, , pp. 113-116, NOV 15 2016:10.1016/j.physc.2016.04.002

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

Kuwana, Takuya; Ogawa, Masahiro; Sakai, Kenji; Kiwa, Toshihiko; Tsukada, Keiji, "Label-free detection of low-molecular-weight samples using a terahertz chemical microscope," APPLIED PHYSICS EXPRESS, Vol. 9, (4), 42401, APR 2016:10.7567/APEX.9.042401

Tsukada, Keiji; Morita, Koji; Matsunaga, Yasuaki; Saari, Mohd Mawardi; Sakai, Kenji; Kiwa, Toshihiko, "Hybrid Type HTS-SQUID Magnetometer With Vibrating and Rotating Sample," IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, Vol. 26, (3), 1601405, APR 2016:10.1109/TASC.2016.2531632

Takagi, Ryuki; Saari, Mohd Mawardi; Sakai, Kenji; Kiwa, Toshihiko; Tsukada, Keiji, "Compact AC/DC Susceptometer Using a High-Temperature Superconducting Quantum Interference Device," ELECTRONICS AND COMMUNICATIONS IN JAPAN, Vol. 99, (3), pp. 31-37, MAR 2016:10.1002/ecj.11779

Hamasaki, Daichi; Okamoto, Naohiro; Saari, Mohd Mawardi; Sakai, Kenji; Kiwa, Toshihiko; Tsukada, Keiji, "Improvement of Sensitivity of a Compact Magnetometer by Using HTS-SQUID with Rotating Sample," ELECTRICAL ENGINEERING IN JAPAN, Vol. 194, (2), pp. 9-14, JAN 2016:10.1002/eej.22732

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

Sakai, Kenji; Morita, Koji; Haga, Yuta; Kiwa, Toshihiko; Inoue, Katsumi; Tsukada, Keiji, "Automatic Scanning System for Back-Side Defect of Steel Structure Using Magnetic Flux Leakage Method," IEEE TRANSACTIONS ON MAGNETICS, Vol. 51, (11), 6202103, NOV 2015:10.1109/TMAG.2015.2453211

Kiwa, Toshihiko; Tanaka, Kohei; Kasuya, Shohei; Sakai, Kenji; Tsukada, Keiji, "Ion Transportation of Electrolytes in a Flow Channel Mapped by an HTS SQUID Scanning System," IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, Vol. 25, (3), 1602204, JUN 2015:10.1109/TASC.2014.2382656

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

Sakai, Kenji; Okamoto, Naohiro; Watanabe, Yuuta; Saari, Mohd; Kiwa, Toshihiko; Tsukada, Keiji, "Moisture Content Evaluation Using Improved High-Tc SQUID-Based Rotating-Sample Magnetometer," IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, Vol. 25, (3), 1601205, JUN 2015:10.1109/TASC.2014.2363353

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

Akimune, Kosuke; Okawa, Yuki; Sakai, Kenji; Kiwa, Toshihiko; Tsukada, Keiji, "Multi-ion sensing of buffer solutions using terahertz chemical microscopy," APPLIED PHYSICS EXPRESS, Vol. 7, (12), 122401, DEC 2014:10.7567/APEX.7.122401

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

Tsukada, Keiji; Takeichi, Shuzo; Sakai, Kenji; Kiwa, Toshihiko, "Ultrathin-film hydrogen gas sensor with nanostructurally modified surface," JAPANESE JOURNAL OF APPLIED PHYSICS, Vol. 53, (7), 76701, JUL 2014:10.7567/JJAP.53.076701

Tsukada, K.; Kusaka, T.; Saari, M. M.; Takagi, R.; Sakai, K.; Kiwa, T.; Bito, Y., "Magnetic susceptibility and magnetic resonance measurements of the moisture content and hydration condition of a magnetic mixture material," JOURNAL OF APPLIED PHYSICS, Vol. 115, (17), , MAY 7 2014:10.1063/1.4852075

Kiwa, Toshihiko; Sakai, Kenji; Tsukada, Keiji, "Stabilization method for signal drifts in terahertz chemical microscopy," OPTICS EXPRESS, Vol. 22, (2), pp. 1330-1335, JAN 27 2014:10.1364/OE.22.001330

Kiwa, Toshihiko; Fukudome, Yohei; Miyazaki, Shingo; Saari, Mohd Mawardi; Sakai, Kenji; Tsukada, Keiji, "Magnetic evaluation of a solar panel using HTS-SQUID," PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Vol. 494, , pp. 195-198, NOV 2013:10.1016/j.physc.2013.04.080

Kiwa, Toshihiko; Tenma, Akira; Takahashi, Shinji; Sakai, Kenji; Tsukada, Keiji, "Label free immune assay using terahertz chemical microscope," SENSORS AND ACTUATORS B-CHEMICAL, Vol. 187, , pp. 8-11, OCT 2013:10.1016/j.snb.2012.08.051

Tsukada, Keiji; Miyake, Kousuke; Harada, Daichi; Sakai, Kenji; Kiwa, Toshihiko, "Magnetic Nondestructive Test for Resistance Spot Welds Using Magnetic Flux Penetration and Eddy Current Methods," JOURNAL OF NONDESTRUCTIVE EVALUATION, Vol. 32, (3), pp. 286-293, SEP 2013:10.1007/s10921-013-0181-0

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; Tsukada, Keiji, "Optimization of the Detection Technique for a Vibrating-Sample Magnetometer Using High-Tc SQUID," IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, Vol. 23, (3), 1600204, JUN 2013:10.1109/TASC.2012.2227919

Sakai, Kenji; Saari, Mohd Mawardi; Kiwa, Toshihiko; Tsukada, Keiji, "Compact Rotating-Sample Magnetometer for Relaxation Phenomenon Measurement Using HTS-SQUID," IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, Vol. 23, (3), 1601904, JUN 2013:10.1109/TASC.2012.2234324

Kiwa, Toshihiko; Hagiwara, Takafumi; Shinomiya, Mitsuhiro; Sakai, Kenji; Tsukada, Keiji, "Work function shifts of catalytic metals under hydrogen gas visualized by terahertz chemical microscopy," OPTICS EXPRESS, Vol. 20, (11), pp. 11637-11642, MAY 21 2012:10.1364/OE.20.011637

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

Sakai, K.; Saari, M. M.; Kiwa, T.; Tsukamoto, A.; Adachi, S.; Tanabe, K.; Kandori, A.; Tsukada, K., "Development of a compact DC magnetometer using HTS-SQUID and a rotating sample," SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Vol. 25, (4), 45005, APR 2012:10.1088/0953-2048/25/4/045005

Tsukada, Keiji; Sakai, Kenji; Kiwa, Toshihiko, "Electric Characteristics of a Loop in Which Two Junctions between a Catalytic Metal and a Noncatalytic Metal Are under Different Hydrogen Gas Concentrations," APPLIED PHYSICS EXPRESS, Vol. 5, (3), 34102, MAR 2012:10.1143/APEX.5.034102

Tsukada, Keiji; Inoue, Hirotsugu; Katayama, Fumiya; Sakai, Kenji; Kiwa, Toshihiko, "Changes in Work Function and Electrical Resistance of Pt Thin Films in the Presence of Hydrogen Gas," JAPANESE JOURNAL OF APPLIED PHYSICS, Vol. 51, (1), 15701, JAN 2012:10.1143/JJAP.51.015701

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

Tsukada, Keiji; Yoshioka, Mitsuteru; Kiwa, Toshihiko; Hirano, Yoshinobu, "A magnetic flux leakage method using a magnetoresistive sensor for nondestructive evaluation of spot welds," NDT & E INTERNATIONAL, Vol. 44, (1), pp. 101-105, JAN 2011:10.1016/j.ndteint.2010.09.012

Tsukada, Keiji; Yoshioka, Mitsuteru; Kawasaki, Yoshihiko; Kiwa, Toshihiko, "Detection of back-side pit on a ferrous plate by magnetic flux leakage method with analyzing magnetic field vector," NDT & E INTERNATIONAL, Vol. 43, (4), pp. 323-328, JUN 2010:10.1016/j.ndteint.2010.01.004

Kiwa, Toshihiko; Kondo, Yousuke; Minami, Yuji; Kawayama, Iwao; Tonouchi, Masayoshi; Tsukada, Keiji, "Terahertz chemical microscope for label-free detection of protein complex," APPLIED PHYSICS LETTERS, Vol. 96, (21), 211114, MAY 24 2010:10.1063/1.3441408

Tsukada, Keiji; Kariya, Masatoshi; Yamaguchi, Tomiharu; Kiwa, Toshihiko; Yamada, Hironobu; Maehara, Tsuneyoshi; Yamamoto, Tadayoshi; Kunitsugu, Shinsuke, "Dual-Gate Field-Effect Transistor Hydrogen Gas Sensor with Thermal Compensation," JAPANESE JOURNAL OF APPLIED PHYSICS, Vol. 49, (2), 24206, 2010:10.1143/JJAP.49.024206

Tsukada, Keiji; Kobayashi, Fumiyuki; Inoue, Toyotaka; Kiwa, Toshihiko, "A Novel Ion Sensor Without a Reference Electrode," SENSOR LETTERS, Vol. 7, (6), pp. 1163-1166, DEC 2009:10.1166/sl.2009.1240

Kiwa, Toshihiko; Hayashi, Takayuki; Kawasaki, Yoshihiko; Yamada, Hironobu; Tsukada, Keiji, "Magnetic thickness gauge using a Fourier transformed eddy current technique," NDT & E INTERNATIONAL, Vol. 42, (7), pp. 606-609, OCT 2009:10.1016/j.ndteint.2009.04.003

Hayasi, Takayuki; Kawasaki, Yoshihiko; Yamada, Hironobu; Kiwa, Toshihiko; Tamazumi, Masaji; Tsukada, Keiji, "Magnetic image detection of the stainless-steel welding part inside a multi-layered tube structure," NDT & E INTERNATIONAL, Vol. 42, (4), pp. 308-315, JUN 2009:10.1016/j.ndteint.2008.12.006