国際会議発表
- H. Ueda, Y. Taniguchi and Y. Ito:
“Proposal Of Self-Resonance Spin-Lock Sequence: Adaptable Contrast fMRI Sequences”,
2024 ISMRM & ISMRT Annual Meeting & Exhibition, (Singapore, 2024.5.8)
- T. Oida, T. Moriya, A. Saito, H. Ueda, Y. Ito and M. Suyama:
“Low-frequency magnetic signal detection using stimulus-induced rotary saturation sequence in ultra-low field MRI”,
2024 ISMRM & ISMRT Annual Meeting & Exhibition, (Singapore, 2024.5.7)
- H. Ueda, T. Oida, T. Moriya, A. Saito, Y. Ito and M. Suyama:
“OPM-MEG/ULF-MRI Hybrid System: towards acquisition of both MR image and neural magnetic field”,
2024 ISMRM & ISMRT Annual Meeting & Exhibition, (Singapore, 2024.5.6)
- Y. Ito and T. Hori:
“Investigation of optimal operating conditions in scalar-mode optically pumped magnetometers using pulsed lights”,
10th Workshop on Optically Pumped Magnetometers (WOPM2023), (Atlanta, USA, 2023, 8.28)
- K. Yamashita and Y. Ito:
“Study on Biomagnetic-field Measurements during Spontaneous Movements with Optically Pumped Magnetometers”,
ISACM and JBBS 2023 OSAKA, (Osaka, Japan, 2023, 5.25)
- Y. Ito, T. Ohmura, and H. Ueda:
“Multi-channel Optically Pumped Magnetometers with a Large Sensor Cell for Magnetocardiography”,
ISACM and JBBS 2023 OSAKA, (Osaka, Japan, 2023, 5.25)
- H. Ueda and Y. Ito:
“Dynamics of magnetization under spin-lock pulse with T1 relaxation”,
IEEE International Magnetics Conference (INTERMAG2023), (Sendai, Japan, 2023, 5.18)
- K. Namita and Y. Ito:
“Detection of 3-axis magnetic-field direction using optically pumped magnetometer by continuous variation of pump and probe beam direction”,
International Symposia on Creation of Advanced Photonic and Electronic Devices 2023 and Advanced Quantum Technology for Future 2023, (Kyoto, Japan, 2023, 3.14)
- H. Ueda, Y. Taniguchi, and Y. Ito:
“The comparison between spin-lock preparation sequences and acquisitionintegrated spin-lock sequences”,
The 22nd International Conference on Biomagnetism (BIOMAG2022), (Birmingham, United Kingdom, 2022, 8.29)
- K. Namita and Y. Ito:
“Detection of 3-axis biomagnetic-field direction using optically pumped magnetometer by continuous variation of pump and probe beam direction”,
The 22nd International Conference on Biomagnetism (BIOMAG2022), (Birmingham, United Kingdom, 2022, 8.29)
- Y. Ito, K. Ohtani, and T. Kobayashi:
“Simultaneous multi-channel measurements of magnetoencephalography using optically pumped magnetometers comparing between a multi-channel OPM and multiple OPM modules”,
The 22nd International Conference on Biomagnetism (BIOMAG2022), (Birmingham, United Kingdom, 2022, 8.29)
- Y. Ito, T. Goto, and T. Kobayashi:
“Numerical simulation of operating condition for scalar-mode optically pumped magnetometers under the Earth's field”,
9th Workshop on Optically Pumped Magnetometers (WOPM2022), (Birmingham, United Kingdom, 2022, 8.28)
- K. Namita, Y. Ito, and T. Kobayashi:
“Estimation of small magnetic field direction by changing pump and probe beam orientations of optically pumped magnetometer”,
International Symposium on Creation of Advanced Photonic and Electronic Devices 2022 (Online, 2022.3.8)
- K. Namita, Y. Ito, and T. Kobayashi:
“A vector measurement method with optically pumped magnetometers by varying pump beam direction”,
International Symposium on Creation of Advanced Photonic and Electronic Devices 2021 (Online, 2021.3.10)
- H. Ueda, Y. Ito, Y. Taniguchi and T. Kobayashi:
“On spin-lock preparations to detect neural magnetic fields toward low-field functional MRI”,
International Symposium on Creation of Advanced Photonic and Electronic Devices 2021 (Online, 2021.3.10)
- H. Ueda, Y. Ito, T. Oida, Y. Taniguchi and T. Kobayashi:
“MR imaging simulation with spin-lock preparations”,
The 5th ISMRM-JPC Annual Scientific Meeting (ISMRM JPC 2020) (Online, 2020.12.12)
- H. Ueda, Y. Ito, T. Oida, Y. Taniguchi and T. Kobayashi:
“Detection of tiny oscillatory magnetic fields toward low-field fMRI: A phantom and simulation study”,
2020 ISMRM & SMRT Virtual Conference & Exhibition (Online, 2020.8.8-14)
- H. Ueda, Y. Ito, Y. Taniguchi and T. Kobayashi:
“Spin-lock techniques toward low-field functional MRI”,
14th ICME International Conference on Complex Medical Engineering (CME2020) (Online, 2020.8.1-15)
- Y. Ito and T. Kobayashi:
“Non-cryogenic magnetoencephalography with optically pumped magnetometers”,
14th ICME International Conference on Complex Medical Engineering (CME2020) (Online, 2020.8.1-15)
- K. Namita, Y. Ito and T. Kobayashi:
“Vector Measurement of Tiny Magnetic Fields Using Optically Pumped Magnetometer”,
International Symposium on Creation of Advanced Photonic and Electronic Devices 2020 (Kyoto, Japan, 2020.3.10) The symposium itself was canceled due to COVID-19.
- H. Ueda, Y. Ito, Y. Taniguchi and T. Kobayashi:
“GPU-driven MRI Simulation of Spin-lock Sequences”,
International Symposium on Creation of Advanced Photonic and Electronic Devices 2020 (Kyoto, Japan, 2020.3.10) The symposium itself was canceled due to COVID-19.
- T. Sogabe, H. Ueda, Y. Ito, T. Oida, Y. Taniguchi and T. Kobayashi:
“Direct measurement of brain function by spin lock fMRI: a simulation study on distinction of two signal sources with phase difference”,
The 4th Annual Scientific Meeting of the Japanese Chapter of ISMRM (Chiba, Japan, 2019.12.13-14)
- H. Ueda, Y. Ito, T. Oida, Y. Taniguchi and T. Kobayashi:
“Detection of tiny oscillating magnetic field with spin-lock presentation for low-field MRI”,
The 4th Annual Scientific Meeting of the Japanese Chapter of ISMRM (Chiba, Japan, 2019.12.13-14)
- Yosuke Ito and Tetsuo Kobayashi:
“Magnetoencephalograms with a multi-channel OPM using a K-Rb hybrid cell”,
7th Workshop on Optically Pumped Magnetometer 2019 (WOPM-2019) (Mainz, Germany, 2019.8.15-16)
- Norihisa Kato, Masaki Yamada, Yosuke Ito, Motohiro Suyama and Tetsuo Kobayashi：
“Development of a compact OPM module with one-beam optical gradiometer configuration for magnetic noise reduction”,
7th Workshop on Optically Pumped Magnetometer 2019 (WOPM-2019) (Mainz, Germany, 2019.8.15-16)
- Tetsuo Kobayashi, Takenori Oida, Yosuke Ito and Kentaro Kato:
“Detection of Magnetic Nanoparticle Signals with a Compact OPM towards Next Generation Neuroimaging”,
OHBM2019 (Rome, Italy, 2019.6.9-13)
- Kazuki Namita, Yosuke Ito and Tetsuo Kobayashi:
“A simultaneous three-axis measurement method of magnetic fields using optically pumped magnetometers”,
Symposium on Creation of Advanced Photonic and Electronic Devices 2019, (Kyoto, Japan, 2019, 3.5)
- Hiroyuki Ueda, Yosuke Ito, Takenori Oida, Yo Taniguchi and Tetsuo Kobayashi:
“Toward direct imaging of neural activities using MRI: Phantom and simulation studies on a new spin-lock preparation sequence”,
Symposium on Creation of Advanced Photonic and Electronic Devices 2019, (Kyoto, Japan, 2019, 3.5)
- Takafumi Yano and Tetsuo Kobayashi:
“Model selection of spherical decomvolution reduces pseudo-fibers in probabilistic tractgraphy“
Symposium on creation of advanced photonic and electronic devices 2019 (Kyoto, Japan, 2019, 3.5)
- Tetsuo Kobayashi, Shiho Okuhata, Ryosuke Nakai:
“Towards identification of neural circuits associated with neuropsychiatric disorders: Diffusion profiling analyses to evaluate local disruptions along automated clustered nerve fiber tracts”,
International Symposium of Brain Projects: From Structure to Function (ISBM2019) (Tokyo, Japan, 2019, 1.29)
- Hiroyuki Ueda, Hiroaki Seki, Yosuke Ito, Takenori Oida, Yo Taniguchi and Tetsuo Kobayashi:
“A new spin-lock preparation toward direct imaging of functional connectivity”,
The 3rd Annual Scientific Meeting of the Japanese Chapter of ISMRM, (Nagoya, Japan, 2018, 12.22-23)
- Tetsuo Kobayashi, Kazuki Ida, Shiho Okuhata, Ryusuke Nakai, Naoya Furuhashi and Koma Suzuki:
“Automatic white matter analysis to evaluate local disruptions along nerve fiber tracts towards identification of neural circuits associated with neuropsychiatric disorders”,
Sixth Biennial Conference on Resting State and Brain Connectivity (Montrial, Canada, 2018, 9.26-28)
- Hiroyuki Ueda, Hiroaki Seki, Yosuke Ito, Takenori Oida, Yo Taniguchi and Tetsuo Kobayashi:
“A novel spin-lock MR sequence towards direct imaging of functional connectivity with low-field MRI”,
12th ICME International Conference on Complex Medical Engineering (CME2018), (Matsue, Japan, 2018, 9.6-8)
- Yosuke Ito, Kazumasa Nishi and Tetsuo Kobayashi:
“Biomagnetic-field measurements with optically pumped magnetometers using K-Rb hybrid cells”,
12th ICME International Conference on Complex Medical Engineering (CME2018), (Matsue, Japan, 2018, 9.6-8)
- Norihisa Kato, Yosuke Ito, Motohiro Suyama and Tetsuo Kobayashi:
“Fabrication of a novel glass cell for compact and portable optically pumped magnetometers towards biomagnetic applications”,
21st International Conference on Biomagnetism (BIOMAG2018), (Philadelphia, USA, 2018, 8.26-30)
- Yosuke Ito, Kazumasa Nishi and Tetsuo Kobayashi:
“A 20-channel probe-beam detector for optically pumped K-Rb hybrid magnetometers and MEG measurements”,
21st International Conference on Biomagnetism (BIOMAG2018), (Philadelphia, USA, 2018, 8.26-30)
- Kentaro Kato, Takenori Oida, Yosuke Ito and Tetsuo Kobayashi:
“Measurements of magnetic nanoparticle signals with a compact OPM towards MRI-MPI hybrid systems”,
6th Workshop on Optically Pumped Magnetometers (WOPM2018), (Philadelphia, USA, 2018, 8.25)
- Ryusuke Nakai, Takashi Azuma, Toshihiro Togaya, Hiroo Iwata:
“Analysis of the relationship between mandibular joint motion trajectory and masticatory muscle properties (volume, shape, T1 & T2 value) with MR dynamic imaging”,
Joint Annual Meeting International Society of Magnetic Resonance in Medicine - European Society for Magnetic Resonance in Medicine and Biology 2018 (Paris, France, 2018, 6.16-21)
- Ryusuke Nakai, Takashi Azuma, Mitsuaki Toda, Tomonobu Kodata and Hiroo Iwata:
“Development and evaluation of a single-phase alloy with magnetic susceptibility equivalent to that of mammalian tissue for coil embolization of a cerebral aneurysm”,
Joint Annual Meeting International Society of Magnetic Resonance in Medicine - European Society for Magnetic Resonance in Medicine and Biology 2018(Paris, France, 2018, 6.16-21)
- Tetsuo Kobayashi, Shiho Okuhata, Hodaka Miki, Satoki Yoda, Ryusuke Nakai, Takenori Oida and Kazuki Ida:
“Quantitative evaluation methods of MR-diffusion information along white mater nerve bundles towards identification of neural circuits associated with neuropsychiatric disorders”,
The 11th International Conference on Complex Medical Engineering (CME2017), (Shenzhen, China, 2017, 11.22-26)
- Ryusuke Nakai and Takashi Azuma:
“Development of a measurement method for the mandibular movement using MRI”,
The 11th International Conference on Complex Medical Engineering (CME2017), (Shenzhen, China, 2017, 11.22-26)
- Tekenori Oida, Kazuhiro Tamiwa, Hiroyuki Ueda and Tetsuo Kobayashi:
“Rapid scan using compressed sensing in ultra-low field MRI with optically pumped atomic magnetometer”,
The 11th International Conference on Complex Medical Engineering (CME2017), (Shenzhen, China, 2017, 11.22-26)
- Takashi Azuma and Ryusuke Nakai:
“Optimization in biomedical measurement and analysis study of the MR spectroscopy”,
The 11th International Conference on Complex Medical Engineering (CME2017), (Shenzhen, China, 2017, 11.22-26)
- Yosuke Ito, Yuki Mamishin and Tetsuo Kobayashi:
“A Simultaneous Multi-location Measurement Method Based on Pump-Beam Modulation of Atomic Magnetometers by Electro-optic Modulation”,
5th Workshop on Optically Pumped Magnetometers (WOPM2017), (Fribourg, Switzerland, 2017, 8.21-22)
- Kazumasa Nishi, Yosuke Ito and Tetsuo Kobayashi:
“A probe beam detection method towards multi-channel MEG measurements for small animals with optically pumped atomic magnetometers”,
Biomagnetic Sendai 2017, (Sendai, 2017, 5.22-24)
- Tsukasa Moriguchi, Yosuke Ito and Tetsuo Kobayashi:
“Measurements of magnetic action fields of the median nerve with a multi-channel atomic magnetometer module”,
Biomagnetic Sendai 2017, (Sendai, 2017, 5.22-24)
- Sho Ito, Yosuke Ito and Tetsuo Kobayashi:
“Control on bandwidth of an optically pumped atomic magnetometer by negative feedback”,
Biomagnetic Sendai 2017, (Sendai, 2017, 5.22-24)
- Takenori Oida, Yuki Kaga, Tetsuya Yamamoto and Tetsuo Kobayashi:
“SWIFT imaging for hyperpolarized xenon in ultra-low field MRI”,
ISMRM 25th Annual Meeting & Exhibition, (Honolulu, USA, 2017, 4.22-27)
- Kentaro Kato, Takenori Oida, Yosuke Ito and Tetsuo Kobayashi:
“Remote detection of magnetic signals with compact atomic magnetometer modules towards a MRI-MPI hybrid system”,
International Workshop on Magnetic Particle Imaging (IWMPI) 2017, (Plaque, Checo Republic, 2017, 3.23-24)
- Yosuke Ito, Yuki Mamishin and Tetsuo Kobayashi:
“Multi-channel optically pumped atomic magnetometers with modulated pump beams”,
International Workshop on Magnetic Bio-sensing (Fukuoka, 2016, 10.12-14)
- Shoji Hamada:
“Improving convergence of iterative solvers using residual cutting method to solve electromagnetic fields in lossless cavity by method of moments”,
35th JSST annual conference international conference on simulation technology (JSST) 2016, (Kyoto, Japan, 2016, 10.27-29)
- Hodaka Miki, Shiho Okuhata, Satoshi Yoda, Naohoro Okada, Norihiko Yahata, Kiyoto Kasai and Tetsuo Kobayashi:
“Development of an automated MR-DTI-based fiber-tracking method towards identification of neural circuits associated with neuropsychiatric disorder”,
Fifth Biennial Conference on Resting State and Brain Connectivity (Vienna, Austria, 2016, 9.21-23)
- Takenori Oida, Kazuhiro Tamiwa, Tetsuya Yamamoto and Tetsuo Kobayashi:
“Rapid imaging of hyperpolarized xenon with compressed sensing in ultra-low field MRI with optically pumped atomic magnetometer: A simulation study”,
XXVIIth International Conference on Magnetic Resonance in Biological Systems (ICMRBS) 2016, (Kyoto, Japan, 2016, 8.21-26)
- Yosuke Ito and Tetsuo Kobayashi:
“Development of a K-Rb Hybrid Atomic Magnetometer toward MPI”,
International Workshop on Magnetic Particle Imaging (IWMPI) 2016, (Lubeck, Germany, 2016, 3.16-18)
- Yosuke Ito:
“An Optically Pumped K-Rb Hybrid Atomic Magnetometer and Its Application”,
International Symposium on Photonics and Electronics Science and Engineering 2016, (Kyoto, Japan, 2016, 3.11)
- Takenori Oida, Kazuyoshi Tamiwa:
“Sampling strategy of compressed sensing for improving the contrast of T1-weighted images in ultra-low field MRI”,
International Meeting on “High-Dimensional Data Driven Science” (HD3-2015), (Kyoto, Japan, 2015, 12.14-17)
- Tetsuya Yamamoto, Takenori Oida, Hiroaki Natsukawa, Ingo Hilschenz, Yosuke Ito and Tetsuo Kobayashi:
“Optimization of receive coil and resonant circuit for hyperpolarized xenon imaging with ultra-low field MRI”,
European Society for Magnetic Resonance in Medicine and Biology 2015 Congress (Edinburgh, UK, 2015, 10.3)
- Yosuke Ito, Yuki Mamishin, Daichi Sato, Keigo Kamada and Tetsuo Kobayashi:
“Simultaneous measurements of magnetic field distributions with an optically pumped K-Rb atomic magnetometer toward biomagnetic field measurements”,
International conference on Basic and Clinical multimodal Imaging (BaCI) 2015, (Utrecht, The Netherlands, 2015, 9.1-5)
- Shoji Hamada:
“Electrostatic Field Analysis in Anisotropic Conductive Media Using a Voxel-based Static Method of Moments”,
International Conference on Boundary Element and Meshless Techniques XVI (BeTeq 2015, 7.6)
- Ingo Hilschenz, Yosuke Ito, Hiroaki Natsukawa, Takenori Oida, Tetsuya Yamamoto and Tetsuo Kobayashi:
“Remote detection of NMR Signals using a Portable Atomic Magnetometer Module combining with a Gradiometer-type Flux Transformer”
The 9th CME International Conference on Complex Medical Engineering, CME2015 (Okayama and Kyoto, Japan, 2015, 6.18-21)
- Takafumi Yano, Hiroaki Natsukawa and Tetsuo Kobayashi:
“An fMRI-MEG Integrative Source Reconstruction Method: Suppression of Unknown Correlated MEG Sources Using Iterative Estimation and Model Selection”
The 9th CME International Conference on Complex Medical Engineering, CME2015 (Okayama and Kyoto, Japan, 2015, 6.18-21)
- Hiroaki Natsukawa, Keigo Kamada, Tetsuya Yamamoto and Tetsuo Kobayashi:
“Measurements of human visual evoked fields using a compact atomic magnetometer module”,
The Organization for Human Brain Mapping (OHBM 2015) (Hawaii, USA, 2015, 6,14-18)
- Tetsuo Kobayashi, Masahito Ueno and Yosuke Ito:
“Direct detection of oscillating magnetic fields with MRI toward functional connectivity measurements”,
The Organization for Human Brain Mapping (OHBM 2015) (Hawaii, USA, 2015, 6.14-18)
- Keigo Kamada, Yosuke Ito, Sunao Ichihara, Natsuhiko Mizutani and Tetsuo Kobayashi:
“An optical gradiometer of atomic magnetometers”,
Internal Symposium on Photonics and Electronics Science and Engineering 2015 (Kyoto, Japan, 2015, 3.9)
- Shoji Hamada:
“A voxel-based electrostatic field analysis for the virtual-human model Duke using the indirect boundary element method With a GPU-accelerated fast multipole method”,
Boundary Elements and other Mesh Reduction Methods XXXVII (New Forest, UK, 2014, 9.8-10)
- Shiho Okuhata, Tetsuo Kobayashi:
“Coherence and phase lag index analyses -A preliminary MEG/EEG sensor-level study on functional connectivities during the Sternberg memory task”,
Symposium on "Psychophysiological and Clinical Results from Advanced EEG Analysis and Combined Methods" 17th World Congress of Psychophysiology (IOP2014) (Hiroshima, Japan, 2014, 9.23-27)
- Shoji Hamada:
“Voxel-Based Analysis of Electrostatic Fields in Virtual-Human Model Duke using Indirect Boundary Element Method with Fast Multipole Method”,
Advances in Boundary Element & Meshless Techniques XV (Firenze, Italia, 2014, 7.15-17)
- Takenori Oida, Masahiro Tsuchida, Tetsuo Kobayashi:
“Actively shielded bias magnetic field tuning coil for optically pumped atomic magnetometer toward direct MR signal detection in ultra-low field MRI”,
Joint Annual Meeting ISMRM-ESMRMB 2014 (Miran, Italy, 2014, 5.10-16)
- Yosuke Ito, Daichi Sato, Keigo Kamada and Tetsuo Kobayashi:
“Measurements of magnetic field distributions with an optically pumped K-Rb hybrid atomic magnetometer”,
IEEE International Magnetics Conference (INTERMAG2014) (Dresden, Germany, 2014, 5.4-8)
- Tetsuo Kobayashi, Takenori Oida, Hiroaki Natsukawa, Kazuhiro Okano and Natsuhiko Mizutani:
“NMR signal detection with a portable optically pumped atomic magnetometer module”,
5th Asia-Pacific NMR Symposium（Brisbane, Australia, 2013, 10.27-31)
- Hirokazu Kawaguchi and Tetsuo Kobayashi:
“An ocular artifacts removal method and its validation based on information loss of EEGs”,
1st International conference on Basic and Clinical multimodal Imaging (BaCI) (Geneva, Switzerland, 2013, 9.5-8)
- Shizue Nagahara, Masahito Ueno and Tetsuo Kobayashi:
“On an fMRI detecting oscillating neural magnetic fields toward fMRI-MEG combination”,
1st International conference on Basic and Clinical multimodal Imaging (BaCI) (Geneva, Switzerland, 2013, 9.5-8)
- Hiroaki Natsukawa and Tetsuo Kobayashi:
“A normalized integrative fMRI-MEG study on cortical activations associated with determination of depth order in motion transparency”,
1st International conference on Basic and Clinical multimodal Imaging (BaCI) (Geneva, Switzerland, 2013, 9.5-8)
- Keigo Kamada, Daichi Sato, Yosuke Ito, Kazuhisa Okano, Natsuhiko Mizutani and Tetsuo Kobayashi:
“A phantom study toward MEG measurements by a newly developed compact module of atomic magnetometer”,
1st International conference on Basic and Clinical multimodal Imaging (BaCI) (Geneva, Switzerland, 2013, 9.5-8)
- Yosuke Ito, Daichi Sato, Keigo Kamada and Tetsuo Kobayashi:
“Biomagnetic field measurements with an optically pumped atomic magnetometer using a hybrid cell of K and Rb atoms”,
1st International conference on Basic and Clinical multimodal Imaging (BaCI) (Geneva, Switzerland, 2013, 9.5-8)
- Tetsuo Kobayashi, Koichiro Akamatsu and Hiroaki Natsukawa:
“Cortical neural activities associated with binocular rivalry: An EEG-fMRI integrative study”,
35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC'13), (Osaka, Japan, 2013.7.3-7)
- Yosuke Ito, Hiroyuki Ohnishi, Keigo Kamada and Tetsuo Kobayashi:
“Rate-Equation Approach to Optimal Density Ratio of K-Rb Hybrid Cells for Optically Pumped Atomic Magnetometers”,
35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC'13), (Osaka, Japan, 2013, 7.3-7)
- Takenori Oida and Tetsuo Kobayashi:
“Free Induction Decay MR Signal Measurements toward Ultra-low Field MRI with an Optically Pumped Atomic Magnetometer”,
35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC'13), (Osaka, Japan, 2013, 7.3-7)
- Shizue Nagahara and Tetsuo Kobayashi:
“Bloch simulations towards direct detection of oscillating magnetic fields using mri with spin-lock sequence”,
35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC'13), (Osaka, Japan, 2013, 7.3-7)
- Takenori Oida, Masahiro Tsuchida and Tetsuo Kobayashi:
“Active magnetic shielded cancelling coils for direct detection of MR signals with an atomic magnetometer in ultra-low field MRI”,
ISMRM 21st Annual Meeting & Exhibition (Salt Lake City, USA, 2013, 4.20-26)
- Tetsuo Kobayashi, Yosuke Ito, Hiroyuki Ohnishi, Keigo Kamada and Tekenori Oida:
“A K-Rb hybrid optically pumped atomic magnetometer toward ultra-low field multimodal MRI systems”,
5th International Conference on Non-invasive Brain Stimulation (Leipzig, Germany, 2013, 3.19-21)
- Kazuhisa Okano, Akira Terao, Kazuhiro Ban, Sunao Ichihara, Natsuhiko Mizutani and Tetsuo Kobayashi:
“Development of high-sensitivity portable optically pumped atomic magnetometer with orthogonal pump and probe laser beams”,
Sensor2012, (Taipei, Taiwan, 2012, 10.28-31)
- Yosuke Ito and Tetsuo Kobayashi:
“Development of optically pumped helium atomic magnetometers toward biomagnetic measurements”,
APCPST & SPSM 2012 (Asia-Pacific Conference on Plasma Science and Technology & Symposium on Plasma Science for Materials 2012) (Kyoto, 2012,10.2-5)
- Tetsuo Kobayashi, Yosuke Ito and Tekenori Oida:
“Development of optically pumped atomic magnetometers toward ultra-low field multimodal MRI systems“
Biomag2012 (Paris, France, 2012, 8.26-30)
- Shiho Okuhata, Hiroki Kawai and Tetsuo Kobayashi:
“Serial memory scanning regardless of the memory set presentation type during the Sternberg task: A preliminary study using fMRI and MEG integrated analysis”,
Biomag2012 (Paris, France, 2012, 8.26-30)
- Hirokazu Kawaguchi and Tetsuo Kobayashi:
“A locally removal method of eye-blink artifacts forcusing on reduction of EEG information loss”,
2012IEEE/ICME International Conference on Complex Medical Engineering, Kobe, 2012, 7.1-4)
- Hiroaki Natsukawa and Tetsuo Kobayashi:
“ Functional MRI and magnetoencephalograhic studies on cortical activities during visually-guided saccades”,
2012IEEE/ICME International Conference on Complex Medical Engineering, Kobe, 2012, 7.1-4)
- Utako Yamamoto, Yoshihide Sakagami, Takenori Oida and Tetsuo Kobayashi:
“MR diffusion tensor tractography by searching minimum curvature deviation in the vicinity of fiber crossing area”,
2012IEEE/ICME International Conference on Complex Medical Engineering, Kobe, 2012, 7.1-4)
- Shizue Nagahara, Takenori Oida and Tetsuo Kobayashi:
“Simulation studies on appropriate imaging parameters for DW-fMRI using 3D and 2-compartment models”,
2012IEEE/ICME International Conference on Complex Medical Engineering, Kobe, 2012, 7.1-4)
- Natsuhiko Mizutani and Tetsuo Kobayashi:
“Magnetic field vector detection in frequency domain with an optical pumping atomic magnetometer with two probe beams”,
Intermag 2012, (Vancouver, Canada, 2012, 5.7-11)
- Takenori Oida, Yuta Kawamura and Tetsuo Kobayashi:
“Direct detection of magnetic resonance signals in ultra-low fiels MRI using a optically pumped atomic magnetometer”,
Intermag 2012, (Vancouver, Canada, 2012, 5.7-11)
- Yosuke Ito, Hiroyuki Ohnishi, Keigo Kamada and Tetsuo Kobayashi:
“Effect of spatial homogeneity of spin polarization on magnetic field response of an optically pumped atomic magnetometer using a hybrid cell of K and Rb atoms”,
Intermag 2012, (Vancouver, Canada, 2012, 5.7-11)
- Hiroaki Natsukawa and Tetsuo Kobayashi:
“Cortical activities during transparent motion perception: An fMRI-MEG integrative study”,
5th European Conference of the Internatiopnal Federation for Medical and Biological Engineering, (Budapest, Hungary, 2011, 9.14-18)
- Utako Yamamoto, Yoshiaki Kono, Tetsuo Kobayashi, Shinsuke Kito and Yoshihiko Koga:
“Study on disruption of cerebral white matter integrity in schizophrenia with MR-DTI tractgraphy”,
5th European Conference of the Internatiopnal Federation for Medical and Biological Engineering, (Budapest, Hungary, 2011, 9.14-18)
- Tetsuo Kobayashi:
“Binocular Rivalry: A key phenomenon to understand temporal dynamics of conscious perception”,
2011 International Symposium on Nonlinear Theory and its Applications: NOLTA2011 (Kobe, 2011)
- Tetsuo Kobayashi:
“Optically pumped atomic magnetometer toward ultra-low field MRI systems”,
Black Forest Focus on Soft Matter 6 (Freiburg, Germany, 2011, 7/26-29) Invited
- Teruyoshi Sasayama, Shoji Hamada and Tetsuo Kobayashi:
“Application of the linearly-constrained prewhitening beamformer to reconstruction of highly correlated EEG singal sources”,
2011 IEEE/ICME International Conference on Complex Medical Engineering, (Halbin, China, 2011, 5.22-25)
- Takenori Oida, Yuta Kawamura and Tetsuo Kobayashi:
“Optimization of flux transformer for ultra-low field MRI systems with optically pumped atomic magnetometers”,
Intermag 2011, (Taipei, Taiwan, 2011, 4.25-29)
- Yousuke Ito, Hiroyuki Ohnishi, Keigo Kamada, Tetsuo Kobayashi:
“Sensitivity improvement of spin-exchange relaxation free atomic magnetometers by hybrid optical pumping of potassium and rubidium”,
Intermga 2011, (Taipei, Taiwan, 2011, 4.25-29)
- Yousuke Ito and Tetsuo Kobayashi:
“Sensitivity improvement of atomic magnetometers by hybrid optical pumping of K and Rb atoms toward biomagnetic applications”,
GCOE & CK project Jpint International Symposium 2011, (Kyoto, 2011, 1.29)
- Teruyoshi Sasayama, Tomoaki Iida, Takenori Oida, Shoji Hamada and Tetsuo Kobayashi:
“Constraction of human head voxel models from MR images for EEG analysis based on EM algorithm”,
2010 IEEE/ICME International Conference on Complex Medical Engineering, (Gold corst, Australia, 2010, 7.13-15)
- Tetsuo Kobayashi:
“Development of ultra-sensitive optically pumped atomic magnetometer toward non-invasive human brain imaging “
Fundamental Physics using Atoms 2010 (Osaka、Japan, 2010, 8/7-9) Invited
- Kazuo Kato, S. Suzuki, S. Shidara, K. Sugawara, A. Ishikawa and Tetsuo Kobayashi:
“Event-retated synchronization/desynchronization associated with working memory during the presentation of ambient auditory noises”,
The 19th World Congress of the International Society for Brain Electromagnetic Topography, (Istanbul, Turky, 2010 9/13-18)
- Masato Fukushima, Isamu Ozaki, Tetsuo Kobayashi and Jiuk Jung:
“Awareness and somatosensory event-related potentials following near threshold stimuli”,
The 29th International Congress of Clinical Neurophysiology, Kobe, Japan, 2010, 10.28-11.1)
- Yoshimitsu Okita, Harunobu Nakamura, Isao Takahashi, Terumi Takaoka, Katsuyasu Kouda, Motohiko Kimura, Tetsuo Kobayashi, and Toshifumi Sugiura:
“On emotional effects of odors of squeezwd organic kale leaf based on EEGs and heart rate variability”,
The 29th International Congress of Clinical Neurophysiology, Kobe, Japan, 2010, 10.28-11.1)
- Junichi Koide, Yoshimitsu Okita, Isao Takahashi, Motohiko Kimura, Tetsuo Kobayashi, and Toshifumi Sugiura:
“Detection of motion direction of random dot pattern with differnce speeds”,
The 29th International Congress of Clinical Neurophysiology, Kobe, Japan, 2010, 10.28-11.1)
- Shuji Taue, Yasuyuki Sugihara, Tetsuo Kobayashi Sunao Ichihara, Kiyoshi Ishikawa and Natsuhiko Mizutani:
"Development of a high-sensitive optically pomped atomic magnetometer for biomagnetic field measurements: A phantom study",
IEEE International Magnetics Conference (Intermag 2009) (Sacramento, California, USA, 2009, 5/4-8)
- Kazuo Kato, O. Miura, Arimitsu Shikoda, K. Sugawara, Atsuko Ishikawa and Tetsuo Kobayashi:
“Effect of visual image features on neurak activities: An fMRI study”,
World Congress on Medical Physics and Biomedical Engineering 2009, (Munich, Germany, 2009, 9/7-12)
- Takenori Oida, Shizue Nagahara and Tetsuo Kobayashi:
“Aquisition parameters in MR diffusion tensor imaging for clarifying the direction of nerve fibers”,
The 18th World Congress of the International Society for Brain Electromagnetic Topography, (Kyoto, Japan, 2009, 9/29-10/2)
- Shizue Nagahara, Takenori Oida and Tetsuo Kobayashi:
“Appropriate MPG parameters for diffusion weighted functional MRI”,
The 18th World Congress of the International Society for Brain Electromagnetic Topography, (Kyoto, Japan, 2009, 9/29-10/2)
- Hirokazu Kawaguchi, Teruyoshi Sasayama, Jiuk Jung, Takenori Oida and Tetsuo Kobayashi:
“Spatial filtering of steady-state samatosensory evoked potentials toward the development of brain-machine interface”,
The 18th World Congress of the International Society for Brain Electromagnetic Topography, (Kyoto, Japan, 2009, 9/29-10/2)
- Hiroaki Natsukawa, Jiuk Jung and Tetsuo Kobayashi:
“Brain activations associated with determination of depth order in transparent motion perception: An MEG study”,
The 18th World Congress of the International Society for Brain Electromagnetic Topography, (Kyoto, Japan, 2009, 9/29-10/2)
- Teruyoshi Sasayama, Jiuk Jung and Tetsuo Kobayashi:
“Classifiers of EEG beta rhythms between right and left wrist-bending hand movements and teir imageries”,
The 18th World Congress of the International Society for Brain Electromagnetic Topography, (Kyoto, Japan, 2009, 9/29-10/2)
- Utako Yamamoto, Tetsuo Kobayashi, Shinsuke Kito and Yoshihiko Koga:
“An MR diffusion tensor imaging study on disruption of cerebral white matter integrity in schizophrenia: Fiber tracking of the superior longitudinal fasciculus”,
The 18th World Congress of the International Society for Brain Electromagnetic Topography, (Kyoto, Japan, 2009, 9/29-10/2)
- Shuji Taue, Yasuyuki Sugihara, Tetsuo Kobayashi, Sunao Ichihara, Kiyoshi Ishikawa, and Natsuhiko Mizutani:
"Phantom measurements of magnetic field distributions by a newly developed optically-pumped atomic magnetometer: A basic study toward biomagnetic applications",
The 18th World Congress of the International Society for Brain Electromagnetic Topography, (Kyoto, Japan, 2009, 9/29-10/2)
- Jiuk Jung and Tetsuo Kobayashi:
“Event-related fields in a common fate grouping task”,
The 18th World Congress of the International Society for Brain Electromagnetic Topography, (Kyoto, Japan, 2009, 9/29-10/2)
- Kazuo Kato, S. Suzuki, S. Shidara, K. Sugawara, A. Ishikawa and Tetsuo Kobayashi:
“Event-retated potentials related to working memory in the presence of ambient noises”,
The 18th World Congress of the International Society for Brain Electromagnetic Topography, (Kyoto, Japan, 2009, 9/29-10/2)
- Masao Matsuhashi, Tetsuo Kobayashi, Y. Yokoyama, Nobuhiro Mikuni, Riki Matsumoto, Akio Ikeda and Hidenao Fukuyama:
“Comparison of MEG source estimation with human cortical recording”,
The 18th World Congress of the International Society for Brain Electromagnetic Topography, (Kyoto, Japan, 2009, 9/29-10/2)
- Kenji Kirihara, T. Arai, Y. Kawakubo, T. Onitsuka, Tetsuo Kobayashi, and Kiyoto Kasai:
“Gamma band activity during gaze perception in schizophrenia”,
The 18th World Congress of the International Society for Brain Electromagnetic Topography, (Kyoto, Japan, 2009, 9/29-10/2)
- Shoji Hamada:
“GPU accelerated lead field calculation by indirect boundary element method for voxel models”,
The 18th World Congress of the International Society for Brain Electromagnetic Topography, (Kyoto, Japan, 2009, 9/29-10/2)
- Tetsuo Kobayashi:
“An integrative fMRI-MEG method analyzing dynamic activations of multiple cortical areas”,
The 2009 International Symposium on Early Detection and Rehabilitation Technology of Dementia, (Okayama, Japan, 2009, 12/11-12/12) Invited
- Takenori Oida, Daiki Orio and Tetsuo Kobayashi:
“Optimization of imaging parameters in MR-DTI for maximizing frectional anisotropy”,
The 2nd International Symposium on Complex Medical Engineering, (Takamatsu, Japan, 2008, 5.30-31)
- Hiroaki Natsukawa, Tetsuo Kobayashi, Takenori Oida and Jiuk Jung:
“Optokinetic eye movements elicited by transparent drifting random dot patterns”,
The 2nd International Symposium on Complex Medical Engineering, (Takamatsu, Japan, 2008, 5.30-31)
- Tomoaki Iida, Teruyoshi Sasayama, Takenori Oida, Masaki Ino and Tetsuo Kobayashi,:
“Brain activation during exacution and imagery of simple wrist-bending movement: An fMRI study”,
The 2nd International Symposium on Complex Medical Engineering, (Takamatsu, Japan, 2008, 5.30-31)
- Teruyoshi Sasayama, Tomoaki Iida, Jiuk Jung, Takenori Oida and Tetsuo Kobayashi,:
“Descrimination between right and left hand movements and/or their imageries based on EEG fast oscillatory activities”,
The 2nd International Symposium on Complex Medical Engineering, (Takamatsu, Japan, 2008, 5.30-31)
- Tetsuo Kobayashi and Yusuke Okada:
“Development of an fMRI-MEG integrative neuroimaging technique: Improvement of its accuracy by suppression of fMRI-invisible coherent activities”,
14th International Conference on Functional Mapping of the Human Brain, (Melborn, Australia, 2008, 6)
- Shuji Taue, Sunao Ichihara, Yasuyuki Sugihara, Kiyoshi Ishikawa, Hideyuki Sugioka, Natsuhiko Mizutani, Shujie Liu, Yoshikazu Hirai, Osamu Tabata and Tetsuo Kobayashi:
"Measurement of Biomagnetic Fields in Small Animals by use of an Optical Pumping Atomic Magnetometer",
Inter. Conf. on Biomagnetism 2008 (Sapporo, Japan, 2008, 8/25-29)
- Shoji Hamada and Tetsuo Kobayashi:
“Forward calculation of neuromagnetic fields by fast-multipole boundary element method in real head voxel model ”,
Inter. Conf. on Biomagnetism 2008 (Sapporo, Japan, 2008, 8/25-29)
- Tetsuo Kobayashi and Takenori Oida:
“An MR-DTI based fiber tracking method toword the multimodal study on cognitive brain functions”,
30th Annual International Conference of the IEEE Eingineering in Medicine and Biology Society, (Vancouver, Canada, 2008, 8/21-24)
- Yoshimitsu Okita, Harunobu Nakamura, Isao Takahashi, Terumi Takaoka, Katsuyasu Kouda, Motohiko Kimura, Tetsuo Kobayashi, and Toshifumi Sugiura:
“A study on the P300 event-related potential component after the acute intake of vegetable juice”,
10 th International Congress of Behavioral Medicine (Tokyo, 2008,8/27-30))
- Takenori Oida, Daiki Orio and Tetsuo Kobayashi:
“Optimization of acquisition parameters for emphasizing frectional anisotropy in diffusion tensor imaging”,
The 25th Annual Scientific Meeting of the European Society for Magnetic Resonance in Medicine and Biology (ESMRMB) Congress 2008, (Valencia, Spain, 2008, 10/2-4)
- Shuji Taue, Sunao Ichihara, Yasuyuki Sugihara, Kiyoshi Ishikawa, Natsuhiko Mizutani, Osamu Tabata and Tetsuo Kobayashi:
"Measurement of Biomagnetic Fields in Small Animals using an Optical Pumping Atomic Magnetometer",
1st Ypung Researchers International Sympoium on Photonics and Electronics Science and Engineering (Kyoto, Japan, 2008, 10/29)
- Shoji Hamada and Tetsuo Kobayashi:
“Analysis of electric field distribution induced by 50Hz magnetic fields utilizing Fast-Multipole Surface-Charge-simulation Method for voxel models”,
International Conference on Computational Methods (ICCM2007), (Hiroshima, 2007, 4.4-6)
- Tetsuo Kobayashi, Yasuyuki Innami, Shumpei Ohashi, Yusuke Okada, Jiuk Jung and Shoji Hamada:
“fMRI-MEG integrative neuroimaging in an apparent visual motion perception task”,
2007 IEEE/ICME International Conference on Complex Medical Engineering, (Beijing, China, 2007, 5.23-27)
- Shoji Hamada, Mitsuhiro Kitano and Tetsuo Kobayashi:
“Numerical calculation of neuromagneticfields by fast-multipole surface-charge-simulation method for voxel models”,
APCOM’07 in conjunction with EPMESC XI, (Kyoto, 2007, 12.3-6)
- Tetsuo Kobayashi, Yasuyuki Innami, Jiuk Jung, Shunpei Ohashi, Shoji Hamada, Takashi Nagamine, Hidenao Fukuyama, Takashi Azuma and Sadami Tsutsumi:
“Development of a dynamic neuroimaging technique based on fMRI-MEG integration”,
12th International Conference on Functional Mapping of the Human Brain, (Florence, Italy, 2006, 6)
- Shoji Hamada, Tetsuo Kobayashi:
“Analysis of current density distribution induced by ELF magnetic fields utilizing fast-multipole surface-charge-simulation method for voxel data”,
The Progress in Electromagnetics Research Symposium (PIERS 2006), (Tokyo, 2006, 8)
- Jiuk Jung and Tetsuo Kobayashi:
“The analyses of brain functions based on wavelet coherence of EEG gamma-band activities: An application to a perceptual grouping task”,
World Congress on Medical Physics and Biomedical Engineering 2006 (Soeul, Korea, 2006, 8/27-9/1)
- Tetsuo Kobayashi:
“New techniques of neuroimaging”,
The 14th Biennial Congress of International Pharmaco-EEG (Awaji island, Japan, 2006, 9) invited
- Osamu Yamamoto, Hirotaka, Hayashi, Takehiro Satoh, Shoji Hamada, Tetsuo Kobayashi,
Hiroshi Omura, Hirosi Morii:
“Flashover and charging characteristics of a long solid insulator exposed to ac voltage in vacuum”
The XXIInd Int. Symp. on Discharges and Electrical Insulation in Vacuum, (Matsue, Shimane Japan, 2006, 9)
- Jiuk Jung, Shohko Tokita and Tetsuo Kobayashi:
“Brain activity in a similarity grouping task: A functional MRI study",
The First International Conference on Complex Medical Engineering -CME2005, (Kagawa, 2005, 05)
- Osamu Yamamoto, Tekehiro Satoh, Hirotaka Hayashi, Shoji Hamada, Tetsuo Kobayashi, Hiroshi Omura, Hiroshi Morii:
“Flashover Characteristics of a Long Solid Insulator in Vacuum”,
ISH2005, (Beijin, China, 2005, 08)
- Tetsuo Kobayashi, Yasuyuki Innami, Jiuk Jung, Shunpei Ohashi, Shoji Hamada, Takashi Nagamine, Hidenao Fukuyama, Takashi Azuma and Sadami Tsutsumi:
“Development of an integrative fMRI-MEG technique for dynamic neuroimaging of multiple cortical activities”,
The 16th World Congress of the International Society for Brain Electromagnetic Topography, (Bern, Swizerland, 2005, 10)
- Isamu Ozaki, Tetsuo Kobayashi, Hideo Eda, Rumi Yamauchi:
“Functional brain mapping of voluntary finger movements by multimodal methods. A comparison of MEG, fMRI and NIRS”,
The 16th World Congress of the International Society for Brain Electromagnetic Topography, (Bern, Swizerland, 2005, 10)
- Jiuk Jung and Tetsuo Kobayashi:
“Induced gamma-band activity in a similarity grouping task”,
The 15th World Congress of the International Society for Brain Electromagnetic Topography (Urayasu, 2004,4)
- Yoshimitsu Okita, Tetsuo Kobayashi, Noboru Ohki, Isao Takahashi, Teruhisa, Kazui, Motohiko Kimura and Toshifumi Sugiura:
“Event-related potentials in a memory scan task concerned with movement directions”,
The 15th World Congress of the International Society for Brain Electromagnetic Topography (Urayasu, 2004,4)
- Tetsuo Kobayashi:
“Neocortical dynamics detected by steady-state multisensory evoked neuromagnetic fields”, 2004 International Symposium on Nonlinear Theory and its Applications, (Fukuoka, 2004, 11)
- Osamu Yamamoto, Shoji Hamada, Tetsuo Kobayashi, Hiroshi Omura:
“Comparison of insulator charging phenomena in vacuum subjected to AC and DC voltages”,
12th Asian Conference on Electrical Discharge, (Shenzhen, China, 2004, 11)
