astronomy

Zhou Tonghui

Zhou Tonghui 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 Zhou Tonghui rather than just read about it. In short: Zhou Tonghui (Chinese: 周同惠; pinyin: Zhōu Tónghuì; November 8, 1924 – February 23, 2020) was a Chinese analytical chemist and academician of the Chinese Academy of Sciences (CAS). Biography Zhou was born in Beijing, on November 8, 1924, while his ancestral home was in Guilin, Guangxi.

Key takeaways

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

Reference excerpt

Zhou Tonghui (Chinese: 周同惠; pinyin: Zhōu Tónghuì; November 8, 1924 – February 23, 2020) was a Chinese analytical chemist and academician of the Chinese Academy of Sciences (CAS).

Biography Zhou was born in Beijing, on November 8, 1924, while his ancestral home was in Guilin, Guangxi. He attended Pingmin Primary School Affiliated Beiping Normal University. He elementary studied at the Middle School affiliated to Beiping Normal University and secondary studied at the High school affiliated to Chinese-France University. In 1944 he graduated from Peking University. After graduation, he taught at the university. In 1948, he went to the United States to study at the University of Washington, where he earned his Master of Science degree and Doctor of Philosophy degree under the supervision of Robinson. From 1952 to 1953 he was an assistant professor at the Department of chemistry, University of Kansas. In the summer of 1953, he joined the Burroughs Wekkcomeco as a researcher. In 1954, Zhou and other students jointly wrote letters to the then President of the United States Dwight D. Eisenhower and the then Secretary-General of the United Nations Dag Hammarskjöld, requesting to return to China. In 1955, he and other students jointly wrote to Premier Zhou Enlai, who was then meeting in Geneva, asking the Chinese government to come forward and negotiate with the U.S. government. Finally, the U.S. government agreed to let Chinese students leave the United States on the condition of returning American prisoners of the Korean War. In June 1955, he left the United States by boat and returned to Beijing in July. In September of the same year, he was assigned to the Department of Pharmacology of National Health Research Institute (now Chinese Academy of Medical Sciences) as an associate researcher. He joined the Chinese Communist Party in 1986. He died of illness at Beijing Friendship Hospital, on February 23, 2020, aged 95.

Honours and awards 1991 State Science and Technology Progress Award (First Class) 1991 Member of the Chinese Academy of Sciences (CAS)

References

Worked examples

Example 1 — a first encounter with Zhou Tonghui

Start with the simplest possible case. Write down what Zhou Tonghui 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 Zhou Tonghui 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 Zhou Tonghui 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 Zhou Tonghui

In research: Zhou Tonghui 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 Zhou Tonghui 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: Zhou Tonghui is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1924 births, 2020 deaths, Chemists from Beijing, so understanding it makes those chapters shorter.
In everyday life: Look for Zhou Tonghui 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 Zhou Tonghui in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Zhou Tonghui 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 Zhou Tonghui out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Zhou Tonghui in simple terms?

Zhou Tonghui (Chinese: 周同惠; pinyin: Zhōu Tónghuì; November 8, 1924 – February 23, 2020) was a Chinese analytical chemist and academician of the Chinese Academy of Sciences (CAS). Biography Zhou was born in Beijing, on November 8, 1924, while his ancestral home was in Guilin, Guangxi.

Why does Zhou Tonghui 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 Zhou Tonghui?

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 Zhou Tonghui.