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astronomy

Hsu Yu-chuan

Hsu Yu-chuan 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 Hsu Yu-chuan rather than just read about it. In short: Hsu Yu-chuan (1928 – 18 September 2017) was a Taiwanese scientific instrument technician and master scientific glassblower from Shinchiku Prefecture, Taiwan. He worked at both Taihoku Imperial University(1928) and the National Taiwan University Department of Physics, where he became known for his expertise in the fabrication of scientific glassware.

Hsu Yu-chuan — main illustration
Hsu Yu-chuan — illustration

Key takeaways

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

Reference excerpt

Hsu Yu-chuan (1928 – 18 September 2017) was a Taiwanese scientific instrument technician and master scientific glassblower from Shinchiku Prefecture, Taiwan. He worked at both Taihoku Imperial University(1928) and the National Taiwan University Department of Physics, where he became known for his expertise in the fabrication of scientific glassware. In 1945, Hsu was hired as a technician's assistant by Jiro Tayama at Taihoku Imperial University, where he received training in scientific glassblowing. During this period, he also produced laboratory glassware for chemist Tetsuo Nozoe, who later became the first Japanese scientist to be nominated for the Nobel Prize in Chemistry. Following the end of World War II, Hsu joined the reconstruction of a Cockcroft–Walton generator at National Taiwan University under the leadership of Yoritsune Ota and Hsu Yun-Ki. The team conducted the first postwar artificial-nucleus collision experiment in the Republic of China, and one of the earliest such experiments in postwar Asia, in 1948. In addition to manufacturing glass components for particle accelerators, Hsu contributed to the development of Taiwan's first medical laser scalpel and its first educational electron gun. He was widely referred to as a “national treasure” of Taiwan's scientific glassmaking community for his decades of contributions to scientific research and education.

Biography

Early life Hsu Yu-chuan was born in 1928 in Shinchiku Prefecture, Taiwan, then part of the Empire of Japan. He was the only child in his family. Hsu's mother died when he was six years old, and his father died when he was twelve. Due to financial hardship, he was forced to leave school and did not complete elementary education until the age of seventeen, graduating as the oldest student in his class. After graduation, he initially hoped to become a Buddhist statue engraver. However, on a teacher's recommendation, he entered a glass factory in Hsinchu as an apprentice, beginning his career in glassworking. In 1944, Hsu enrolled in a training program operated by the factory. Upon completing the program in 1945, he was selected by Jiro Tayama, a scientific glass technician at Taihoku Imperial University(1928) and a consultant to the factory, as one of ten trainees chosen to serve as his assistant at the university. According to Hsu's later recollections, Tayama provided extensive guidance and support, teaching him scientific glassblowing techniques and allowing him to live in his home. Tayama also purchased a bicycle for Hsu so that he could commute to the university for work. During this period, Hsu produced laboratory glassware for the research of an organic chemist Tetsuo Nozoe, who later became the first Japanese scientist to be nominated for the Nobel Prize in Chemistry.

Postwar period

… excerpt ends here. Continue reading the full article.

Illustrations

Hsu Yu-chuan illustration
Hsu Yu-chuan: Hsu's bicycle, now preserved in the National Taiwan University Physics Heritage Hall.
Hsu's bicycle, now preserved in the National Taiwan University Physics Heritage Hall.
Hsu Yu-chuan: Members of the National Taiwan University nuclear physics laboratory in 1948. From left to right: Hsu Tung-tang, Chou Mu-chun, Yun-ki Hsu, Liu Yuan-chung, Lin Sung-yun, and Hsu Yu-chuan.
Members of the National Taiwan University nuclear physics laboratory in 1948. From left to right: Hsu Tung-tang, Chou Mu-chun, Yun-ki Hsu, Liu Yuan-chung, Lin Sung-yun, and Hsu Yu-chuan.
Hsu Yu-chuan: The reconstructed Cockcroft–Walton generator currently displayed in the NTU Physics Heritage Hall.
The reconstructed Cockcroft–Walton generator currently displayed in the NTU Physics Heritage Hall.
Hsu Yu-chuan: Built on 3 May 1931 as the Physics and Chemistry Building of Taihoku Imperial University(1928).[7] The building now houses the NTU Physics Heritage Hall, formerly the university's nuclear physics laboratory.
Built on 3 May 1931 as the Physics and Chemistry Building of Taihoku Imperial University(1928).[7] The building now houses the NTU Physics Heritage Hall, formerly the university's nuclear physics laboratory.

Worked examples

Example 1 — a first encounter with Hsu Yu-chuan

Start with the simplest possible case. Write down what Hsu Yu-chuan 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 Hsu Yu-chuan 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 Hsu Yu-chuan 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 Hsu Yu-chuan

In research
Hsu Yu-chuan 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 Hsu Yu-chuan 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
Hsu Yu-chuan is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1928 births, 2017 deaths, 20th-century Taiwanese scientists, so understanding it makes those chapters shorter.
In everyday life
Look for Hsu Yu-chuan 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 Hsu Yu-chuan in 20 minutes

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

Frequently asked questions

What is Hsu Yu-chuan in simple terms?

Hsu Yu-chuan (1928 – 18 September 2017) was a Taiwanese scientific instrument technician and master scientific glassblower from Shinchiku Prefecture, Taiwan. He worked at both Taihoku Imperial University(1928) and the National Taiwan University Department of Physics, where he became known for his e…

Why does Hsu Yu-chuan 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 Hsu Yu-chuan?

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 Hsu Yu-chuan.

Tags

  • 1928 births
  • 2017 deaths
  • 20th-century Taiwanese scientists
  • National Taiwan University alumni
  • People from Hsinchu County
  • Taiwanese engineers
  • Taiwanese inventors
  • Taiwanese scientists

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