John Clarke (physicist)

High school (ages 12+)
Science & Technology

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Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/john-clarke--physicist-

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. When was John Clarke (physicist) born?February 10, 1942
2. How big is John Clarke (physicist)?Macroscopic quantum phenomena, utilizing the Josephson effect
3. What is the academic position?Professor Emeritus at the University of California, Berkeley
4. What is the primary research focus?Experimental physics, particularly measurement devices based on superconductivity
5. Who is John Clarke?John Clarke is a British experimental physicist born in 1942 who studies superconductivity and builds very sensitive measurement tools.
6. What is superconductivity?Superconductivity is a state where a material has no electrical resistance when it gets very cold, letting electricity flow without losing energy.

Superconductivity: A quantum mechanical phenomenon where certain materials exhibit zero electrical resistance below a critical temperature, enabling lossless current flow.
Macroscopic Quantum Phenomena: Quantum mechanical effects that are observable and measurable on a scale larger than individual atoms or molecules.
Josephson Effect: A quantum tunneling phenomenon occurring across a thin insulating barrier between two superconductors, leading to unique current-voltage characteristics.
Experimental Physicist: A scientist who designs and conducts experiments to test physical theories and discover new physical principles.