astronomy

Kohei Itoh

Kohei Itoh is a astronomy topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Kohei Itoh rather than just read about it. In short: Kohei Ito (伊藤公平, Itō Kōhei; born 1965) is a Japanese physicist. He is the 20th president of Keio University and Chairman of the Board of Trustees at Keio University.

Key takeaways

Kohei Itoh belongs to astronomy; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Kohei Itoh to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Kohei Itoh from memory before moving on to harder problems.

Reference excerpt

Kohei Ito (伊藤公平, Itō Kōhei; born 1965) is a Japanese physicist. He is the 20th president of Keio University and Chairman of the Board of Trustees at Keio University. His research fields include solid-state physics, quantum computers, electronic materials, nanotechnology, and semiconductor isotope engineering. As one of Japan's pioneers in quantum computational research, he has led Keio University into a quantum educational initiative with IBM, alongside the University of Tokyo, University of Chicago, Yonsei University and Seoul National University.

Work history Below are the Professional Appointments of President's Biography (as of May 28, 2021).

Academic appointments Member of the Executive Committee, Physical Society of Japan (September 2002–August 2004) Member of the Governing Board, Institute for Pure and Applied Physics (April 2004–March 2006) Director, Japan Society of Applied Physics (March 2016–February 2018) Research Supervisor, "Quantum State Control and Functionalization" research area of the Japan Science and Technology Agency's (JST) Precursory Research for Embryonic Science and Technology (PRESTO) Program (April 2016–present) Program Director, Quantum Information Technology, Quantum Leap Flagship Program of the Ministry of Education, Culture, Sports, Science and Technology (MEXT Q-LEAP) (April 2018–present)

References

External links Kohei Itoh Research Group website

Worked examples

Example 1 — a first encounter with Kohei Itoh

Start with the simplest possible case. Write down what Kohei Itoh claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In astronomy, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Kohei Itoh before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Kohei Itoh ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Kohei Itoh

In research: Kohei Itoh appears in astronomy research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Kohei Itoh in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Kohei Itoh is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1965 births, 21st-century Japanese physicists, Academic staff of Keio University, so understanding it makes those chapters shorter.
In everyday life: Look for Kohei Itoh outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Kohei Itoh in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Kohei Itoh means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Kohei Itoh out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Kohei Itoh in simple terms?

Kohei Ito (伊藤公平, Itō Kōhei; born 1965) is a Japanese physicist. He is the 20th president of Keio University and Chairman of the Board of Trustees at Keio University.

Why does Kohei Itoh matter?

Because it connects several astronomy ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Kohei Itoh?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Kohei Itoh.