M. Rojo M. Persson J.-A. Sauvaud S. Aizawa G. Nicolaou E. Penou A. Barthe N. André C. Mazelle A. Fedorov S. Yokota Y. Saito D. Heyner I. Richter U. Auster D. Schmid D. Fischer T. Horbury C.J. Owen M. Maksimovic Y. Khotyaintsev P. Louarn G. Murakami
Astronomy & Astrophysics Dec 2023 [Refereed]
We derive electron density and temperature from observations obtained by the Mercury Electron Analyzer on board Mio during the cruise phase of BepiColombo while the spacecraft is in a stacked configuration. In order to remove the secondary electro...
Yudai Suzuki Kazuo Yoshioka Go Murakami Ichiro Yoshikawa
Earth, Planets and Space 75(1) Nov 2023 [Refereed]
Abstract
In celestial bodies with tenuous collisionless atmospheres, such as Mercury, the spatial distribution of the exosphere is expected to reflect the surface composition. In this study, we discuss whether the distributions of Mg, Ca, and Na,...
Sae Aizawa Yuki Harada Nicolas André Yoshifumi Saito Stas Barabash Dominique Delcourt Jean-André Sauvaud Alain Barthe Andréi Fedorov Emmanuel Penou Shoichiro Yokota Wataru Miyake Moa Persson Quentin Nénon Mathias Rojo Yoshifumi Futaana Kazushi Asamura Manabu Shimoyama Lina Z. Hadid Dominique Fontaine Bruno Katra Markus Fraenz Norbert Krupp Shoya Matsuda Go Murakami
Nature Communications 14(1) Jul 2023 [Refereed]
Abstract
Mercury’s magnetosphere is known to involve fundamental processes releasing particles and energy like at Earth due to the solar wind interaction. The resulting cycle is however much faster and involves acceleration, transport, loss, and ...
Fuminori Tsuchiya Yasumasa Kasaba Ichiro Yoshikawa Go Murakami Atsushi Yamazaki Kazuo Yoshioka Tomoki Kimura Chihiro Tao Ryoichi Koga Hajime Kita Kei Masunaga Masato Kagitani Shotaro Sakai Masaki Kuwabara
Abstract EGU 2023 May 2023 [Invited]
Hisaki is an earth orbiting extreme ultraviolet spectroscope dedicated for observing solar system planets. Thanks to its monitoring capability, Hisaki has carried out unprecedented continuous observation of Io plasma torus, Jovian aurora, and Mars...
Study of exoplanetary atmosphere by UV space telescopeJapan Society for the Promotion of Science: Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B)KAMEDA shingo OSADA naoya HORIKOSHI hiroki IKOMA masahiro NARITA norio ENYA keigo
Director General, ISAS