Ben Roy Mottelson
Physicist, Nobel Prize laureate
Born
Died
2022
4 years ago — 96 years old
Category
Scientists & Innovators
Country
Denmark
Links & References
This physicist contributed significantly to the field of nuclear physics. In 1954, a collaboration with Aage Bohr and others led to the development of the collective model of the nucleus, which enhanced understanding of nuclear structure and behavior. The model provided insights into how protons and neutrons interact, helping to explain phenomena in nuclear reactions. Achieved the Nobel Prize in Physics in 1975 for contributions to the development of the theory of the atomic nucleus.
Received the Nobel Prize in Physics in 1975
Developed the collective model of the nucleus
Other People Born on July 9th
John Verran
Politician, 26th Premier of South Australia
Born
July 9th, 1856 170 years ago
Died
June 7th, 1932 94 years ago — 75 years old
Served as the 26th Premier of South Australia from 1910 to 1912. Participated in the Labor movement and was influential in shaping policies during his tenure. Worked to improve social welfare and labor rights. Associated with the expansion of government services and programs aimed at addressing economic challenges. Helped foster the development of infrastructure in the state.
Continue ReadingMathilde Krim
Medical researcher and health educator
Born
July 9th, 1926 100 years ago
Died
2018 8 years ago — 92 years old
A prominent medical researcher and health educator focused on AIDS research and education. Founded the American Foundation for AIDS Research in 1985, which provided significant funding for AIDS research. Published numerous scientific papers and advocated for public health policies to combat the AIDS epidemic. Actively participated in efforts to reduce stigma and promote awareness of HIV/AIDS.
Continue ReadingKevin O'Leary
Businessman and TV investor
Born
July 9th, 1954 72 years ago
A businessman and television personality, involvement in the financial sector began with the founding of a software company in the late 1980s. Subsequently, co-founded the investment company O'Leary Funds. Gained fame as a venture capitalist on the CBC television series, 'Dragons' Den', and later on ABC's 'Shark Tank'. Focused on investing in emerging businesses and providing financial advice to entrepreneurs. In addition to business ventures, authored books on personal finance and entrepreneurship.
Continue ReadingAlexander William Doniphan
American lawyer and military colonel
Born
July 9th, 1808 218 years ago
Died
August 8th, 1887 139 years ago — 79 years old
A lawyer and military officer, led the 1st Missouri Volunteer Cavalry Regiment during the Mexican-American War. Commanded the successful expedition to Santa Fe and captured the city of Chihuahua. Actively participated in the legal and political landscapes of Missouri, influencing various legislative matters. Continued practicing law after the war and engaged in public service.
Continue ReadingPedro Dellacha
Football Defender and Coach in Argentina
Born
July 9th, 1926 100 years ago
Died
2010 16 years ago — 84 years old
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Continue ReadingElsa Lystad
Norwegian actress and comedian
Born
July 9th, 1930 96 years ago
Died
2023 3 years ago — 93 years old
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