Featured News
Interdisciplinary Theoretical and Mathematical Sciences Program (iTHEMS) is an international research program at RIKEN. It facilitates close collaborations among researchers from different disciplines in theoretical, mathematical and computational sciences. The ultimate goal of iTHEMS is to unravel the mystery of the Universe, matter, and life, as well as to solve key problems in modern society through interdisciplinary approaches.
Upcoming Events
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Seminar
Search for BSM particles from high energy supernova neutrinos
January 10 (Fri) at 14:00 - 15:15, 2025
Kensuke Akita (JSPS Research Fellow, Graduate School of Science, The University of Tokyo)
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Others
Visit by ASCENT-6E high school students
January 13 (Mon) at 10:40 - 16:00, 2025
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Seminar
Principles of the evolution of human social structures: kinship and gift-giving
January 16 (Thu) at 16:00 - 17:15, 2025
Kenji Itao (Special Postdoctoral Researcher, Computational Group Dynamics Collaboration Unit, RIKEN Center for Brain Science (CBS))
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Seminar
Probabilistic approach to discrete integrable systems
January 17 (Fri) at 15:30 - 17:30, 2025
Makiko Sasada (Professor, Graduate School of Mathematical Sciences, The University of Tokyo)
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Seminar
Quantum Error Mitigation
January 28 (Tue) - 29 (Wed), 2025
Suguru Endo (Ph.D. Researcher, Research Center for Theoretical Quantum Information, NTT Computer and Data Science Laboratories)
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Workshop
Pebbles in Planet Formation
February 10 (Mon) - 13 (Thu), 2025
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Workshop
iTHEMS Cosmology Forum 3 - (P)reheating the primordial Universe
March 4 (Tue) at 9:30 - 17:35, 2025
Kaloian Dimitrov Lozanov (Project Researcher, Kavli Institute for the Physics and Mathematics of the Universe (Kavli IPMU), The University of Tokyo)
Seishi Enomoto (Postdoctoral Researcher, College of Engineering Science, Yokohama National University)
John T. Giblin (Professor, Department of Physics, Kenyon Collge, USA) -
Workshop
Third Workshop on Density Functional Theory: Fundamentals, Developments, and Applications (DFT2025)
March 25 (Tue) - 27 (Thu), 2025
Opportunities
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Seeking an Administrative Part-time Worker (W24268)
Deadline: Open until filled
Administrative Part-time Worker Ⅰ or Ⅱ, one position. iTHEMS is seeking a Administrative Part-time Worker to support common project operations, assist with administrative tasks within research teams, provide support for research activities, and help with the organization and management of meetings and events hosted or co-hosted by the project.
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Seeking a few Assistants (W24257)
Deadline: Open until filled
Assistants, a few positions. iTHEMS is seeking a few assistants to support the center's operations. Responsibilities include administrative tasks such as procurement, budget management, and personnel procedures, as well as preparing and organizing research meetings, seminars, and managing researchers' schedules.
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Seeking a few Postdoctoral Researchers or Research Scientists (W24214)
Deadline: Open until filled
Postdoctoral Researcher or Research Scientist, a few positions. iTHEMS is seeking Postdoctoral Researchers or Research Scientists in the field of theoretical physics.
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Seeking a few Research Scientists or Senior Research Scientists (W24208)
Deadline: Open until filled
Research Scientist or Senior Research Scientist, a few positions. iTHEMS is seeking young researchers with strong motivation to actively promote interdisciplinary research and demonstrate leadership.
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Seeking a few Research Scientists or Senior Research Scientists (W24193)
Deadline: Open until filled
Research Scientist or Senior Research Scientist, a few positions. iTHEMS is seeking Research Scientists or Senior Research Scientists to advance research in mathematics, including algebra, geometry, and analysis.
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Seeking a few Research Scientists or Senior Research Scientists (W24189)
Deadline: Open until filled
Research Scientist or Senior Research Scientist, a few positions. iTHEMS is seeking Research Scientists or Senior Research Scientists in the fields of theoretical biology, mathematical biology, computational biology, and biophysics.
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Seeking a few Research Scientists or Senior Research Scientists (W24168)
Deadline: Open until filled
Research Scientist or Senior Research Scientist, a few positions. iTHEMS is seeking applications for Research Scientists or Senior Research Scientists in the field of applied mathematics.
Latest News
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2024-12-26
Paper of the WeekWeek 5, December 2024
Title: Chirality in $(\vec{p},2p)$ reactions induced by proton helicity Author: Tomoatsu Edagawa, Kazuki Yoshida, Shoichiro Kawase, Kazuyuki Ogata, Masaki Sasano arXiv: http://arxiv.org/abs/2412.18118v1 Title: Modern Approach to 2D Conformal Field Theory Author: Yuya Kusuki arXiv: http://arxiv.org/abs/2412.18307v1 Title: The Theory of Doubly Periodic Pseudo Tangles Author: Ioannis Diamantis, Sofia Lambropoulou, Sonia Mahmoudi arXiv: http://arxiv.org/abs/2412.16808v1 Title: Topology and Spectrum in Measurement-Induced Phase Transitions Author: Hisanori Oshima, Ken Mochizuki, Ryusuke Hamazaki, Yohei Fuji arXiv: http://arxiv.org/abs/2412.11097v3 Title: Irreducible 4-manifolds can admit exotic diffeomorphisms Author: David Baraglia, Hokuto Konno arXiv: http://arxiv.org/abs/2412.14398v1
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2024-12-24
Hot TopiciTHEMS Science Outreach Workshop 2024 was held on November 15-17, 2024
On November 15-17, we had Meeting on Outreach of RIKEN iTHEMS 2024 @Sendai & Zoom. This year as the last year the meeting was held at TOKYO ELECTRON House of Creativity 3F, Lecture Theater, Katahira Campus, Tohoku University. It was organized by RIKEN iTHEMS and Mathematical Science Center for Co-creative Society of Tohoku University and co-organised by Tohoku Forum for Creativity, Organization for Research Promotion, Tohoku University and RIKEN CPR, Prediction Science Laboratory. There were 39 people participated at TOKYO ELECTRON House of Creativity and 16 more by zoom. There were 20 talks at the venue and 2 talks by zoom. There were 2 posters, one photo exhibition. There were really a variety of thought around the past and the future of mathematics. Some of highlights are: talks concerning about causality from designers and physisists; about teaching mathematics in Art University; about the preparation of "Mathematics Connecting to the World: One S&T poster for Every Household"; etc. 7 talks were given by journalists and 1 by MEXT. The on-site participants consist of 10+1 members from RIKEN, 14+3 from universities and institutes, and 12+5 journalists (at venue + by zoom). We organized a social gathering on the first evening which was successful. We thank very much for the help of Tohoku University for the warm hospitality. By the success of this meeting, we hope the continuation of Journalist in residence program and this workshop next year. Reported by Takashi Tsuboi
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2024-12-23
Seminar ReportiTHEMS Biology Seminar by Koichiro Uriu on December 12, 2024
On December 12, Dr. Koichiro Uriu presented a talk at the iTHEMS Biology Seminar titled "Mechanism for Converting Temporal Rhythms into Spatial Patterns of Body Segments." A former member of iTHES, Dr. Uriu is currently an associate professor at the Institute of Science Tokyo (formerly Tokyo Institute of Technology). In his talk, Dr. Uriu explored the fascinating mechanisms behind somite formation that serve as the basis for the backbone and other components of the body. While this problem has intrigued biologists for decades, it has remained a challenging and elusive subject of study. Using a combination of theoretical model and experimental data, Dr. Uriu and his collaborators uncovered a spatiotemporal bifurcation structure underlying vertebrate segment formation. This discovery suggests a potentially universal mechanism shared across multiple species. The presentation was concise and accessible, offering clarity on a complex topic. He adeptly answered questions during and after the talk, addressing not only the details of pattern formation in biology but also its evolutionary implications. At the dinner following his seminar, Uriu san shared valuable career insights, including strategies for delivering successful job interviews. We extend our heartfelt thanks to Dr. Uriu for the great seminar. Reported by Gen Kurosawa