RIKEN Interdisciplinary Theoretical and Mathematical Sciences Program

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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.

About iTHEMS

Upcoming Events


QuCoIn Seminar

Introduction to Quantum Annealing: from Fundamentals to Applications

September 2 - 3, 2019

Dr. Hirotaka Irie (Visiting Scientist, iTHEMS)

Sep. 2 (Mon) 10:30-12:00, 13:30-15:00, 15:30-17:00 Lecture 1: What is quantum annealing and quantum computation? Lecture 2: Quatum Ising models as flux-qubit degree of freedom Lecture 3: Basic usag...more

Venue: #435-437, Main Research Building / #424-426, Main Research Building

Event Official Language: English


Academic-Industrial Innovation Lecture

Outlook for Industrial Applications of Quantum Computers

September 4 at 15:30 - 18:00, 2019

Dr. Yuya Nakagawa (QunaSys Inc.)

Venue: Okochi Hall

Broadcast: R311, Computational Science Research Building / SUURI-COOL (Kyoto) / SUURI-COOL (Sendai)

Event Official Language: Japanese


iTHEMS Colloquium

Topological phases of matter and operator algebras

October 4 at 15:30 - 17:00, 2019

Prof. Yasuyuki Kawahigashi (Senior Visiting Scientist, iTHEMS)

Venue: Okochi Hall

Broadcast: R511, Computational Science Research Building / SUURI-COOL (Kyoto) / SUURI-COOL (Sendai)

Event Official Language: English

More events Event Calendar


Seeking a Deputy Program Director(W19020)

Deadline: October 31, 2019

More opportunities

Latest News


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Math-Life Workshop was held at Hokkaido University

Math-Life Workshop, organized by iTHEMS (RIKEN), SACRA (Kyoto U.), AIMR(Tohoku U.) and MSC (Hokkaido U.), was held at Hokkado Univ. on Aug.19-20 with 66 participants. Dr. Ryosuke Iritani and Dr. Shin...more


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Japan-Israel Workshop on HEA with Roger Blandford

During 18-23 July, a workshop to bring together experts on High Energy Astrophysics from Japan and Israel was held. The first part (18-19 July) was held in RIKEN Wako, while the second part (22-23 Jul...more


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Lecture by Dr. T. Doi as a first event at SUURI-COOL (Kyushu)

As a research activity of RIKEN iTHEMS and Kyushu Univ. collaboration, Dr. T. Doi gave lectures on his research, Lattice QCD and research activity on HAL QCD collaboration from 31th July to 2nd Aug. ...more

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