Peer-reviewed Articles
Pc3 pulsations excited by earthquakes
T. Iyemori, T. Aoyama, Y. Yokoyama
A short period and compressional Pc3 magnetic pulsation possibly caused by a lamb wave and plasmaspheric cavity resonance
T. Iyemori, Y. Yokoyama, T. Aoyama
Global distribution of magnetic ripples and electron density fluctuations as observed by the Swarm satellites on the dayside and their relation to the rainfall estimated by the GSMaP
T. Iyemori, T. Aoyama, Y. Yokoyama
Magnetic ripples observed by Swarm satellites and their enhancement during typhoon activity
T. Aoyama, T. Iyemori, K. Nakanishi
Localized field-aligned currents and 4-min TEC and ground magnetic oscillations during the 2015 eruption of Chile's Calbuco volcano
T. Aoyama, T. Iyemori, K. Nakanishi, M. Nishioka, D. Rosales, O. Veliz, E. V. Safor
Conference and Workshop Presentations
Public records identify 65 conference and workshop contributions naming Tadashi Aoyama as a first author or co-author (58 conference records and 7 workshop records; checked in October 2026). Additional slots for the same abstract are not counted separately. These are authorship records, rather than a count of talks delivered by Aoyama.
Expand a meeting group to view titles, authors, dates, presentation IDs, and sources. Meeting periods or years are shown where the individual presentation day has not been verified. Titles and author names retain the source language where no English version is available.
JpGU (24)
Power spectral structure of Pc3 geomagnetic pulsations excited by earthquakes
Toshihiko Iyemori, Tadashi Aoyama, Yoshihiro Yokoyama
Spectral structure of plasmaspheric cavity resonance estimated by compressional magnetic pulsations as observed by the Swarm satellites
Toshihiko Iyemori, Tadashi Aoyama, Yoshihiro Yokoyama
Possible detection of acoustic waves by the Swarm satellites at a passage of the Lamb wave caused by the 2022 HTHH volcanic eruption
Toshihiko Iyemori, Tadashi Aoyama, Yoshihiro Yokoyama
Vertical acoustic resonance excited by passing Lamb waves
Toshihiko Iyemori, Tadashi Aoyama, Yoshihiro Yokoyama, Vijak Pangsapa, Thanawat Jarupongsakul, Yasuharu Sano, Yoko Odagi, Yoshikazu Tanaka, Satoshi Taguchi, Akinori Saito, Kornyanat Hozumi
Enhancement of short period GPS-TEC oscillations over rainfall area
Toshihiko Iyemori, Akiyasu Yamada, Tadashi Aoyama, Kornyanat Hozumi, Yoshihiro Yokoyama, Yoko Odagi, Sano Yasuharu, Vijak Pangsapa, Thanawat Jarupongsakul, Akinori Saito, Masato Iguchi
A possible effect of rainfall on medium scale electron density fluctuations in dayside ionosphere
Toshihiko Iyemori, Tadashi Aoyama, Yoshihiro Yokoyama
Spatial and temporal relation among magnetic ripples, wavy structure of electron density fluctuation and GPS TEC variations
Toshihiko Iyemori, Tadashi Aoyama, Yoshihiro Yokoyama, Akiyasu Yamada
A morphological study on the relationship between electron density fluctuations and magnetic fluctuations observed by low altitude satellites in low and middle latitudes
Toshihiko Iyemori, Tadashi Aoyama, Yoshihiro Yokoyama
Common period oscillations in geomagnetic, GPS-TEC and micro-barometric variations observed just after sudden heavy rain fall in Thailand
Akiyasu Yamada, Toshihiko Iyemori, Yasuharu Sano, Yoko Odagi, Yoshikazu Tanaka, Kornyanat Hozumi, Tadashi Aoyama, Yoshihiro Yokoyama, Vijak Pangsapa, Thanawat Jarupongsakul
The spatial structure of magnetospheric plasma disturbance estimated by using magnetic data obtained by LEO satellites.
Yoshihiro Yokoyama, Toshihiko Iyemori, Tadashi Aoyama
Characteristics of acoustic mode gravity waves on the ground and their effect in the ionosphere
Toshihiko Iyemori, Yoko Odagi, Shigeo Sugitani, Yasuharu Sano, Hiroyuki Shinagawa, Toshimitsu Ohno, Yoshikazu Tanaka, Masahito Nose, Masato Iguchi, Hiroyuki Hashiguchi, Yoshihiro Yokoyama, Tadashi Aoyama, Kunihito Nakanishi, Vijak Pangsapa
Relationship between magnetic ripples observed by the Swarm satellites and lower atmospheric disturbances
Tadashi Aoyama, Toshihiko Iyemori, Kunihito Nakanishi
The estimation of spatial structures of magnetospheric plasma by using the data observed by LEO satelites.
Yoshihiro Yokoyama, Toshihiko Iyemori, Tadashi Aoyama
Additional slot for the same abstract (not counted separately): Evening poster / 2017-05-20 / PEM14-P29
Power spectral density distribution of micro-barometric variation around the transition region between acoustic mode and internal mode gravity waves
Toshihiko Iyemori, Yoko Odagi, Tadashi Aoyama, Yasuharu Sano, Yoshikazu Tanaka
Mapping of the small scale magnetic fluctuations observed by LEO satellites to the equatorial plane of magnetosphere
Yoshihiro Yokoyama, Toshihiko Iyemori, Kunihito Nakanishi, Tadashi Aoyama
Small-scale magnetic fluctuations of lower atmospheric origin as observed by low Earth orbit satellites ~ Identification of lower atmospheric phenomena ~
Tadashi Aoyama, Toshihiko Iyemori, Kunihito Nakanishi
Magnetic ripples as observed by low altitude satellites, CHAMP and SWARM
Toshihiko Iyemori, Kunihito Nakanishi, Tadashi Aoyama, Yoko Odagi
The separation of temporal and spatial fluctuation of magnetic field data obtained by SWARM satellites.
Yoshihiro Yokoyama, Toshihiko Iyemori, Kunihito Nakanishi, Tadashi Aoyama
Additional slot for the same abstract (not counted separately): Poster flash / 2015-05-27 / PEM28-P15
SWARM observation of small scale field-aligned currents generated by acoustic waves and their signature on the ground
Toshihiko Iyemori, Kunihito Nakanishi, Tadashi Aoyama, Hermann Luehr, Yoshihiro Yokoyama, Yoko Odagi, Masato Iguchi
Origin of small-scale field-aligned currents as observed by SWARM above the ionosphere in middle and low latitudes
Tadashi Aoyama, Toshihiko Iyemori, Kunihito Nakanishi
The verification of the small spatial structure of field aligned currents over the Brazilian Anomaly
Kunihito Nakanishi, Toshihiko Iyemori, Tadashi Aoyama
Additional slot for the same abstract (not counted separately): Poster flash / 2015-05-26 / PEM27-P05
Micro-barometric variation associated with rainfall
Toshihiko Iyemori, Yasuharu Sano, Taiichi Hayashi, Yoko Odagi, Tadashi Aoyama, Kunihito Nakanishi
Small spatial scale field aligned currents in middle and low latitudes as observed by the CHAMP satellite
Kunihito Nakanishi, Toshihiko Iyemori, Tadashi Aoyama, Hermann Luhr
Additional slot for the same abstract (not counted separately): Poster flash / 2014-04-28 / PEM36-P08_PG
Atmospheric origin of small-scale magnetic fluctuations as observed by CHAMP above the ionosphere
Tadashi Aoyama, Toshihiko Iyemori, Kunihito Nakanishi
Additional slot for the same abstract (not counted separately): Poster flash / 2014-04-28 / PEM36-P09_PG
SGEPSS (18)
Pc3 geomagnetic pulsations excited by earthquakes
Toshihiko Iyemori, Tadashi Aoyama, Yoshihiro Yokoyama
A short period Pc3 magnetic pulsation possibly caused by a Lamb wave and plasmaspheric cavity resonance
Toshihiko Iyemori, Yoshihiro Yokoyama, Tadashi Aoyama
Anisotropy of Lamb wave generated by the Tonga volcanic eruption and its relation to anisotropic distribution of Ne fluctuations
Toshihiko Iyemori, Tadashi Aoyama, Yoshihiro Yokoyama, Vijak Pangsapa, Thanawat Jarupongsakul, Yasuharu Sano, Yoko Odagi, Yoshikazu Tanaka, Satoshi Taguchi, Akinori Saito, Kornyanat Hozumi
Global enhancement of magnetic ripples after the 2022 Hunga Tonga Hunga Ha’apai volcanic eruption
Toshihiko Iyemori, Tadashi Aoyama, Yoshihiro Yokoyama, Vijak Pangsapa, Thanawat Jarupongsakul, Yasuharu Sano, Yoko Odagi, Yoshikazu Tanaka, Satoshi Taguchi, Akinori Saito, Kornyanat Hozumi
Statistical relationship between amplitude of magnetic ripples or electron density fluctuations and rainfall below the Swarm orbit
Toshihiko Iyemori, Tadashi Aoyama, Yoshihiro Yokoyama
A comparison of global rainfall distribution with amplitude of magnetic ripples and wavy structure of electron density
Toshihiko Iyemori, Tadashi Aoyama, Yoshihiro Yokoyama
A comparison between electron and magnetic fluctuations as observed by Swarm satellites in low- and mid-latitudes
Toshihiko Iyemori, Tadashi Aoyama, Yoshihiro Yokoyama
Magnetic variations observed by the Swarm satellites over south-east Asia during strong tropical rainfall
Toshihiko Iyemori, Tadashi Aoyama, Akiyasu Yamada, Kornyanat Hozumi, Kunihito Nakanishi, Yoshihiro Yokoyama, Yasuharu Sano, Yoko Odagi, Thanawat Jarupongsakul, Vijak Pangsapa
The spatial structure of magnetospheric plasma disturbance estimated by using magnetic data obtained by LEO satellites.
Yoshihiro Yokoyama, Toshihiko Iyemori, Tadashi Aoyama
Mapping the magnetic fluctuations observed by LEO satellites onto the equatorial plane of magnetosphere
Yoshihiro Yokoyama, Toshihiko Iyemori, Tadashi Aoyama
Controlling factors of vertical acoustic resonance detected in micro-barometric and geomagnetic variations
Toshihiko Iyemori, Yoko Odagi, Shigeo Sugitani, Yasuharu Sano, Hiroyuki Shinagawa, Toshimitsu Ono, Yoshikazu Tanaka, Masahito Nose, Masato Iguchi, Kunihito Nakanishi, Tadashi Aoyama
Distribution of turbulent plasma in the magnetosphere estimated by the SWARM magnetic data.
Yoshihiro Yokoyama, Toshihiko Iyemori, Kunihito Nakanishi, Tadashi Aoyama
Detection of FAC effect over the dip equator having the lower atmospheric origin
Kunihito Nakanishi, Toshihiko Iyemori, Tadashi Aoyama
Small-scale magnetic fluctuations during the 2015 eruption of Chile’s Calbuco volcano as observed by SWARM satellites
Tadashi Aoyama, Toshihiko Iyemori, Kunihito Nakanishi, Michi Nishioka
A comparison of time scales of FAC variation estimated from SWARM data with geomagnetic and micro-barometric spectra
Toshihiko Iyemori, Yoko Odagi, Tadashi Aoyama, Kunihito Nakanishi, Yoshihiro Yokoyama, Yasuharu Sano, Shigeo Sugitani, Toshimitsu Ono, Masato Iguchi
Fine-scale Field-Aligned Currents caused by the lower atmospheric disturbances as observed by the SWARM above the ionosphere
Tadashi Aoyama, Toshihiko Iyemori, Kunihito Nakanishi
Structure of field aligned currents in low and middle latitudes as observed by the SWARM satellites
Kunihito Nakanishi, Toshihiko Iyemori, Hermann Luehr, Tadashi Aoyama
Distribution and Dynamics of Turbulent Region in the Magnetosphere Inferred from Magnetic Field Data Obtained by LEO Satellites
Yoshihiro Yokoyama, Toshihiko Iyemori, Kunihito Nakanishi, Tadashi Aoyama
AGU (8)
Magnetic Ripples Observed by Low-altitude Satellites and their Relation to Micro-barometric and Ground Magnetic Variations
Iyemori, T., Aoyama, T., Nakanishi, K., Odagi, Y., Sanoo, Y., Yokoyama, Y., Yamada, A.
Source: NASA ADS bibliographic record. Dates refer to the meeting period.
The spatial structure of magnetospheric plasma disturbance estimated by using magnetic data obtained by SWARM satellites.
Yokoyama, Y., Iyemori, T., Aoyama, T.
Source: NASA ADS bibliographic record. Dates refer to the meeting period.
Small-scale field-aligned currents and ionospheric disturbances induced by vertical acoustic resonance during the 2015 eruption of Chile's Calbuco volcano
Aoyama, T., Iyemori, T., Nakanishi, K., Nishioka, M., Rosales, D., Veliz, O., Safor, E. V.
The seven-author list provisionally follows Aoyama’s published bibliography; the conference website and ADS display different author lists.
Distribution of turbulent plasma in the magnetosphere estimated by the SWARM magnetic data.
Yoshihiro Yokoyama, Toshihiko Iyemori, Kunihito Nakanishi, Tadashi Aoyama
Time scale of FAC variations estimated by SWARM and a comparison with ground based geomagnetic and micro-barometric observations
Toshihiko Iyemori, Kunihito Nakanishi, Tadashi Aoyama, Hermann Luhr, Yoko Odagi, Yoshihiro Yokoyama, Masato Iguchi, Shigeo Sugitani, Hiroyuki Hashiguchi, Mitsuru Utsugi, Toshimitsu Ono, Yasuharu Sanoo
Structure of small-scale field-aligned currents at middle and low latitudes having lower atmospheric origin
Kunihito Nakanishi, Toshihiko Iyemori, Hermann Luhr, Tadashi Aoyama
Small-scale field-aligned currents caused by tropical cyclones as observed by the SWARM satellites above the ionosphere
Tadashi Aoyama, Toshihiko Iyemori, Kunihito Nakanishi
Confirmation of Small Scale Field-Aligned Currents in Middle and Low Latitudes and an Estimation of Their Typical Period of Temporal Variation
Toshihiko Iyemori, Kunihito Nakanishi, Tadashi Aoyama, Hermann Luhr, Masahito Nose, Yukinobu Koyama, Yoshihiro Yokoyama
EGU (4)
Pc3 geomagnetic pulsations excited by earthquakes and their commonality with solar wind-originated Pc3
Toshihiko Iyemori, Tadashi Aoyama, Yoshihiro Yokoyama
A Pc3 magnetic pulsation possibly associated with the Lamb wave generated by the 2022 Tonga undersea volcanic eruption
Toshihiko Iyemori, Yoshihiro Yokoyama, Tadashi Aoyama
Vertical propagation of acoustic waves which generate magnetic ripples and electron density fluctuation as observed by Swarm satellites caused by lower atmospheric disturbances
Toshihiko Iyemori, Tadashi Aoyama, Akiyasu Yamada, Yoko Odagi, Kornyanat Hozumi, Yoshihiro Yokoyama, Kunihito Nakanishi, Yasuharu Sano, Thanawat Jarupongsakul, Vijak Pangsapa, Masato Iguchi
Ground and CHAMP observations of field-aligned current circuits generated by lower atmospheric disturbances and expectations to the SWARM to clarify their three dimensional structure
Toshihiko Iyemori, Kunihito Nakanishi, Tadashi Aoyama, Hermann Lühr
AOGS (2)
Earthquake Originated Pc3 Magnetic Pulsations and Their Generation Mechanism
Toshihiko Iyemori, Tadashi Aoyama, Yoshihiro Yokoyama
Effect of Typhoons and Rainfall on the Small-scale Magnetic Fluctuations as Observed by the CHAMP Satellite
Tadashi Aoyama, Toshihiko Iyemori, Kunihito Nakanishi
Title and authors follow the official abstract; date and format follow Aoyama’s published bibliography.
IUGG (1)
Relationship Between Electron Density Fluctuations and Magnetic Fluctuations Observed by Low-Altitude Satellites in Low and Middle Latitudes
Toshihiko Iyemori, Tadashi Aoyama, Yoshihiro Yokoyama
Source: KAKEN research report. The presentation day, ID, and format have not been verified.
IAGA (1)
A comparison of global distributions between magnetic ripples, electron density fluctuations in the ionosphere and rain fall in middle and low latitudes
Toshihiko Iyemori, Tadashi Aoyama, Yoshihiro Yokoyama
Research workshops (7)
中低緯度における重力音波共鳴周期付近の微気圧変動および磁場変動のスペクトル特性
家森俊彦, 小田木洋子, 杉谷茂夫, 佐納康治, 品川裕之, 大野敏光, 能勢正仁, 井口正人, 橋口浩之, 中西邦仁, 青山忠司
Swarm衛星で観測された磁気リップルの特性と台風時の振幅増大
青山忠司, 家森俊彦, 中西邦仁
The distribution of the turbulent structured plasma in the magnetosphere estimated by magnetic data observed by LEO satellites
横山佳弘, 家森俊彦, 中西邦仁, 青山忠司
The author’s name spelling has been corrected following author confirmation.
SWARM衛星で観測される中低緯度微細沿磁力線電流とその成因
家森俊彦, 中西邦仁, 青山忠司
Authors are those listed in the linked programme; the complete co-author list has not been verified.
2015年チリ-カルブコ火山噴火に起因する重力音波共鳴が引き起こした微細沿磁力線電流と電離圏擾乱
青山忠司, 家森俊彦, 中西邦仁, Domingo Rosales, Oscar Veliz, Erick Vidal Safor
Date and authors follow the organiser’s published programme, which differs from Aoyama’s bibliography.
SWARM衛星によって観測された極域磁場変動と沿磁力線電流
横山佳弘, 家森俊彦, 中西邦仁, 青山忠司
下層大気起源微細沿磁力線電流の検出と低高度衛星の姿勢について
家森俊彦, 青山忠司, 中西邦仁
Outreach and earlier presentation records
The following 2 entries are listed separately from the 65 conference and workshop records.
CHAMP衛星が観測した短周期磁場変動と解析雨量の比較
青山忠司, 家森俊彦, 中西邦仁
Recorded in Aoyama’s published bibliography. The organiser’s programme or abstract has not been verified; this entry is excluded from the 65 records above.
大気の鼓動を捉えた宇宙のマイクロフォン
青山忠司
Data and Software
No independent public dataset or software is currently listed here. Data and Methods explains the approach to data sources and processing environments for individual analyses.
Bibliographic Information and Citation
For citation, use the current bibliographic information supplied by the linked publisher or DOI. Reuse of text or figures follows the license of the relevant publisher or data provider.
Related Research and Methods
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