News

2020-08-06

Paper of the Week

Week 1 of August

Title: The error term in the Cesàro mean of the prime pair singular series Author: D. A. Goldston, Ade Irma Suriajaya arXiv: http://arxiv.org/abs/2007.14616v1 Title: Note on the number of zeros o...more

2020-08-06

Announcement

“The Usefulness of Useless Knowledge" was published on July 27, 2020

The Japanese version of "The Usefulness of Useless Knowledge" is now available from the University of Tokyo Press, supervised by iTHEMS Program Director Tetsuo Hatsuda. This book is an essay by Flexne...more

2020-08-05

Seminar Report

Biology Seminar by Dr. Lukasz Kusmierz on August 5, 2020

On 5th August, Ph.D. Lukasz Kusmierz ( RIKEN Center for Brain Science ) gave a talk at the iTHEMS Biology Seminar. Dr. Kusmierz introduced us to his work that modeling of heavy tails in the distribu...more

2020-08-05

Seminar Report

Math Seminar by Dr. Tadahiro Miyao

The iTHEMS Math seminar entitled "Stability of ferromagnetism in many-electron systems”, by Dr. Tadahiro Miyao, was held on 31 July. In the first part, the speaker reviewed basic properties of elec...more

2020-08-03

Press Release

Tetsuo Hatsuda × Yoshinori Ohsumi × Sayaka Oki Online Discussion: "The Usefulness of 'Useless' Knowledge" will be held on August 22!

academist, Inc. and RIKEN iTHEMS are pleased to announce the presentation of "Tetsuo Hatsuda x Yoshinori Ohsumi x Sayaka Oki Online Discussion: "The Usefulness of ‘Useless' Knowledge" on Saturday, Aug...more

2020-08-03

Person of the Week

Self-introduction: Ching-Kai Chiu

Hello, I will officially join iTHEMS on August 1st as a senior research scientist. My name is Ching-Kai Chiu from Taiwan, and I am a condensed matter physicist. Unfortunately, I cannot enter Japan now...more

2020-07-31

Seminar Report

Biology Seminar by Dr. Takashi Okada on July 29, 2020

On 29th July, Takashi Okada gave us a talk on his work on population genetics theory. He first explained that the classical Wright-Fisher demography cannot inherently consider the realistic situation ...more

2020-07-30

Paper of the Week

Week 4 & 5 of July

Title: Community analysis of inter-firm networks with graph convolutional networks Author: Shunsuke Ohkoda, Yasuhiro Yamaguchi, Takeru Nitta, Yoshimasa Hidaka, Takahiro Doi, Masaki Yanaoka, Atsushi T...more

2020-07-27

Seminar Report

Special DMWG seminar : The latest results from the XENON1T experiment

XENON1T collaboration has reported interesting results in June, which could be the signature of the physics beyond the standard model. We held a special DMWG seminar on July 22, inviting Prof. Yamashi...more

2020-07-27

Hot Topic

iTHEMS Science Outreach Workshop 2020 was held on July 3 and 4

On July 3 and 4, we had Journalist in Residence Workshop 2020 on Zoom. It had been planned to be held at Tambara Institute of Mathematical Sciences of the University of Tokyo as in a same way as May 3...more

2020-07-20

Seminar Report

Math seminar by Dr. Yuichi Ike on July 15, 2020

We have all heard that "data is the new oil". But just like any fossil resource, data also has to be worked with to use it effectively. In his talk, titled "Topological data analysis from a practical ...more

2020-07-16

Seminar Report

Biology Seminar about "Application of geometry to protein structure analysis" on July 15, 2020

In Biology Seminar on 15th July, a graduate student Haru Oono-Negami (Engineering department, University of Tokyo) talked about a general overview of the interdisciplinary topic between geometry and p...more

2020-07-16

Seminar Report

DMWG seminar on July 13 by Dr. Michimura

The Michelson interferometer is sensitive to the new physics as well as to the gravitational wave. The input laser beam is split in the horizontal and vertical direction, then combined again after tim...more

2020-07-10

Press Release

When adaptation promotes coexistence

Peafowl males have prominent ornaments, birds song for courtship, and flowers are beautiful and attractive for pollen transporters. Such characteristics appear to be adaptive at the level of individua...more

2020-07-09

Paper of the Week

Week 2 of July

Title: Constraining Primordial Black Holes with Dwarf Galaxy Heating Author: Philip Lu, Volodymyr Takhistov, Graciela B. Gelmini, Kohei Hayashi, Yoshiyuki Inoue, Alexander Kusenko arXiv: http://arxi...more

2020-07-09

Press Release

Black Hole as a Quantum Field Configuration

A joint research team led by Yuki Yokokura, a senior researcher at the Interdisciplinary Theoretical and Mathematical Sciences Program at RIKEN, has theoretically described the interior of an evaporat...more

2020-07-08

Seminar Report

Biology Seminar by Dr. Yui Uchida on July 8, 2020

On 8th July, Ph.D. Yui Uchida (RIKEN BDR) gave a talk at the iTHEMS Biology Seminar. Dr. Uchida introduced to us the research field of Evolutionary Developmentary biology (EvoDevo) and talked about h...more

2020-07-02

Paper of the Week

Week 1 of July

Title: Higher-form symmetries and 3-group in axion electrodynamics Author: Yoshimasa Hidaka, Muneto Nitta, Ryo Yokokura arXiv: http://arxiv.org/abs/2006.12532v1 Title: Monte-Carlo simulations of ...more

2020-07-02

Seminar Report

Biology Seminar by Dr. Shingo Gibo on July 1, 2020

On 1 July, Shingo Gibo gave a talk at the iTHEMS Biology Seminar. He talked about his research on using mathematical approaches to understand biological oscillations, such as circadian rhythms. His wo...more

2020-07-01

Seminar Report

Math seminar by Dr. Ryusuke Hamazaki on Jun 24, 2020

The iTHEMS Math seminar entitled "Universal Error Bound for Constrained Quantum Dynamics" by Dr. Ryusuke Hamazaki, was held on 24 Jun. In the first part, the speaker first introduced two physical ...more