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- From 1959 through 1981, first at American Science & Engineering and later at the Harvard-Smithsonian Center for Astrophysics (CfA), Riccardo created and led the group that discovered the first X-ray sources outside our solar sys-tem, found the first convincing evidence for the existence of black holes, developed the first focusing X-ray telescope and laid the foundation for the Chandra X-ray Observato-ry.
asc.harvard.edu/newsletters/news_26/giacconi.pdfRemembering Riccardo Giacconi: The Father of X-ray Astronomy
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Riccardo Giacconi was an Italian-born physicist who won the Nobel Prize for Physics in 2002 for his seminal discoveries of cosmic sources of X-rays, which helped lay the foundations for the field of X-ray astronomy.
- The Editors of Encyclopaedia Britannica
Riccardo Giacconi (/ dʒ ə ˈ k oʊ n i / jə-KOH-nee, Italian: [rikˈkardo dʒakˈkoːni]; October 6, 1931 – December 9, 2018) was an Italian-American Nobel Prize-winning astrophysicist who laid down the foundations of X-ray astronomy. He was a professor at the Johns Hopkins University.
Dec 16, 2018 · However, the X-rays dissipate as they pass through the earth’s atmosphere, so X-rays from the cosmos have to be studied by means of telescopes in satellites. Beginning in the 1960s, Riccardo Giacconi made several pivotal contributions to the development of such telescopes.
Jan 22, 2019 · It led to the discovery of accreting neutron-star and black-hole sources in binary stars, X-ray emission from supernova remnants, active galactic nuclei and hot haloes in clusters. In...
- Giuseppina Fabbiano
- 2019
The MIT cosmic ray research group led by Rossi had decided to abandon almost completely cosmic ray research and to start utilizing space to study plasmas and gamma rays from celestial objects. In particular, W. Kraushaar and George Clark carried out one of the first surveys in gamma rays.
Dec 11, 2018 · Giacconi’s early sounding rocket work opened the field of X-ray astronomy, in which NASA continues to be a world leader. He led the sounding rocket experiment that discovered the first two non-solar cosmic X-ray sources: the X-ray background and the neutron star Scorpius X-1.
Dec 12, 2018 · With funding from NASA, Giacconi's group developed and operated the first X-ray satellite, Uhuru, in 1970, which led to the discovery of black holes. In 1973 Giacconi's group moved to the Harvard-Smithsonian Center for Astrophysics (CfA) in Cambridge, Mass.
