Enrico Fermi

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Definition
  1. Proper noun:
    • Enrico Fermi: An Italian nuclear physicist who worked in the United States after 1939. He was a pioneering scientist in the field of nuclear physics, known for his work on artificial radioactivity induced by neutron bombardment. He led the team that achieved the first human-controlled, self-sustaining nuclear chain reaction in 1942.
Usage Examples
  • Proper noun:
    • Enrico Fermi was awarded the Nobel Prize in Physics in 1938.
    • The first nuclear reactor was built under the leadership of Enrico Fermi.
    • Many consider Enrico Fermi one of the most influential physicists of the 20th century.
Advanced Usage
  • "Fermi" as an eponym: The surname "Fermi" is used in scientific terms named in his honor.
    • The fermi, a unit of length in nuclear physics, is named after Enrico Fermi.
    • Fermi's paradox is a famous question in astrophysics about the apparent contradiction between the high probability of extraterrestrial life and the lack of evidence for it.
Variants and Related Words
  • Fermium (Fm): A synthetic radioactive chemical element, atomic number 100, named in honor of Enrico Fermi.
  • Fermi level: A concept in solid-state physics denoting the energy level at which the probability of being occupied by an electron is one-half at absolute zero temperature.
  • Fermi problem: A type of problem-solving question that involves making rough estimates based on logical assumptions, a technique often associated with Enrico Fermi's teaching style.
Synonyms
  • The "architect of the nuclear age": A descriptive epithet sometimes used to refer to Enrico Fermi due to his foundational work.
  • Nuclear pioneer: A general term for scientists who made groundbreaking contributions to nuclear science, applicable to Fermi.
Related Idioms and Phrases
  • "To do a Fermi estimate": To perform a quick, approximate calculation using logical estimation to arrive at a reasonable answer.
    • We don't have precise data, so let's just do a Fermi estimate for the project's cost.
Noun
  1. Italian nuclear physicist (in the United States after 1939) who worked on artificial radioactivity caused by neutron bombardment and who headed the group that in 1942 produced the first controlled nuclear reaction (1901-1954)

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