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2021-03-01

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RIKEN RESEARCH: Supernova had a missing companion star

The massive star that exploded to form the supernova known as Cassiopeia A most likely had a companion star that has yet to be spotted, a spectro-scopic analysis by RIKEN astro-physicists suggests. ...続きを読む

2021-03-01

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RIKEN RESEARCH: RIKEN and JAXA collaborate on real-time rainfall forecasts

Researchers from RIKEN, Chiba Univer-sity, the University of Tokyo and the Japan Aerospace Exploration Agency (JAXA) have used a combination of satellite data and supercomputer simulations to offer fi...続きを読む

2021-02-08

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RIKEN NEWS: 宇宙の物質進化を追う─原子核から原子・分子へ

理研内で「宇宙における物質進化──原子核・原子・分子・その先へ」と題したプロジェクトが2019年度から5年計画で進行している。開拓研究本部の坂井星・惑星形成研究室、玉川高エネルギー宇宙物理研究室、長瀧天体ビッグバン研究室が核となり、理研内外の研究者が集結。物理と化学が融合した新しい宇宙研究を実現し、原子核から原子、分子へと至る物質進化をつなげて理解することを目指す。

2021-01-13

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RIKEN NEWS: 30秒ごとに更新するゲリラ豪雨予報

局所的・突発的に猛烈な雨が降り、冠水や停電を引き起こすなど、日常生活を脅かすゲリラ豪雨が社会問題化して久しい。しかし、現在の天気予報の技術では、ゲリラ豪雨の発生を予測できない。計算科学研究センターデータ同化研究チームの三好建正チームリーダー(TL)は、30秒ごとに観測データを取り込んで更新する革新的な天気予報手法を開発し、ゲリラ豪雨予報を実現しようとしている。

2020-11-13

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Dark-matter candidate could display stringy effects in the lab

-Calculations show how theoretical ‘axionic strings’ could create odd behavior if produced in exotic materials in the lab- A hypothetical particle that could solve one of the biggest puzzles in cos...続きを読む

2020-09-07

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RIKEN NEWS: 優駿の生産を夢見て

The article written by Dr. Jeffrey Fawcett, Senior Research Scientist, was published in this month's RIKEN News. He wrote about the genetics of Thoroughbred horses and his research using genomic data ...続きを読む

2020-09-02

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Dr. Nagisa Hiroshima and Dr. Yoshiyuki Inoue were highlighted in an article of RIKEN 2020 about Dark Matter Search

It is our great pleasure to inform you that our iTHEMS colleagues, Nagisa Hiroshima and Yoshiyuki Inoue, are highlighted in RIKEN Annual Report 2020 for their leading role in organizing the iTHEMS "Da...続きを読む

2020-06-26

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"Modeling the insides of a neutron star" article on RIKEN RESEARCH about model for the interior structure of neutron stars

Astrophysicists at RIKEN have developed an improved model for the interior structure of neutron stars. It agrees well with obser-vations, and, unlike previous models, it can be extended to consider wh...続きを読む

2020-06-26

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"Minute-to-minute weather prediction" article on RIKEN RESEARCH by Takemasa Miyoshi

Deputy Program Director at iTHEMS Dr. Takemasa Miyoshi talks about weather simulation using a supercomputer "Fugaku".

2020-06-25

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A Black Hole’s Lunch Provides a Treat for Astronomers

iTHEMS Senior visiting scientist, Gordon Baym, gave a comment on GW190814 in New York Times.

2020-06-25

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Is interdisciplinary research really the best way to tackle global challenges?

In this magazine article, various researchers include Dr. Tetsuo Hatsuda advocate for issues and opinions about interdisciplinary research. Please read it at the related link.

2020-06-25

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Neutron star particles go under the LHC microscope

This article form Symmetry contains an interview with Dr. Tetsuo Hatsuda, Program Director at iTHEMS . Please enjoy.

2020-05-18

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Mesoscopic spin transport between strongly interacting Fermi gases

Understanding of physical properties for quantum many-body systems with strong interparticle interactions is one of key issues common to various subfields of physics. Such systems range from high-Tc s...続きを読む

2020-02-26

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「理研の博士に聞いてみよう!」新作を公開しました(權業博士)

「理研の博士に聞いてみよう!」は、理研の研究の最前線を子ども向けに分かりやすく解説したコンテンツです。

2020-02-19

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Modeling the insides of a neutron star -- Improvements to a model for the inside of a neutron star make it applicable to neutron star mergers

RIKEN astrophysicists have developed an improved model for the interior structure of neutron stars that agrees well with observations. Unlike previous models, it can be extended to consider what happe...続きを読む

2019-12-18

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Blasts from the past, article on RIKEN Research with reference of iTHEMS Researchers

The evolution of an exploding star begins more haphazardly than previously thought. Reference: Ferrand, G., Warren, D. C., Ono, M., Nagataki, S., et al.

2019-11-22

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Discovery of teraelectronvolt photons from gamma-ray bursts: A new window for exploring the most luminous explosions in the Universe

On January 14, 2019, TeV gamma rays (photons with energies a trillion times that of visible light) were clearly detected for the very first time from a gamma-ray burst (GRB; dubbed GRB 190114C) by the...続きを読む

2019-11-19

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Article about iTHEMS on Journal of the Mathematical Society of Japan

Professor Takashi Tsuboi, Deputy Program Director of iTHEMS posted an article about RIKEN iTHEMS on Journal of the Mathematical Society of Japan. See the article in the November issue from the follow...続きを読む

2019-10-30

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The modelling work on supernova remnants made at ABBL & iTHEMS is highlighted in the latest image release from NASA's Chandra observatory

On October 17 the Chandra X-ray Observatory released an updated image of the supernova remnant known as Tycho. Supernova remnants, the aftermath of a stellar explosion, are key to understand how stars...続きを読む

2019-09-17

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Tracking down the origin of photons in gamma-ray bursts, article on RIKEN Research by Drs. S. Nagataki & D. Warren

The photons released by long gamma-ray bursts - the most powerful electromagnetic phenomena in the Universe - originate in the photosphere, the visible portion of the ‘relativistic jet’ emitted by exp...続きを読む