Rolf Maximilian Sievert
Physicist known for radiation measurement

Born
May 6th, 1896
128 years ago
Died
October 3rd, 1966
58 years ago — 70 years old
Category
Scientists & Innovators
Country
Sweden
Links & References
A Swedish physicist and academic contributed significantly to the field of radiation measurement and dosimetry. Developed the Sievert, a unit of measurement for ionizing radiation, as part of work to quantify radiation exposure and its biological effects. Engaged in research related to radiation effects on health and established guidelines for safe radiation levels. Held a position at the Karolinska Institute and contributed to the development of medical applications of radiation.
Developed the Sievert unit of measurement
Conducted research on radiation effects on health
Other People Born on May 6th
Alessandra Ferri
Born in 1963, a prominent Italian ballerina achieved international recognition as a principal dancer with the American Ballet Theatre. Began training at a young age at the La Scala Theatre Ballet School in Milan. Joined the Royal Ballet as a teenager before becoming a principal dancer with the American Ballet Theatre. Performed iconic roles in classical ballets such as 'Giselle,' 'Romeo and Juliet,' and 'Swan Lake.' Transitioned into contemporary dance, collaborating with renowned choreographers. Made a significant mark in the world of ballet with her emotional expressiveness and technical skill.
Continue ReadingFidél Pálffy
Served as Minister of Agriculture in Hungary, focusing on agricultural reforms and policies. Contributed to the development of rural infrastructure and improvements in agricultural productivity during tenure. Engaged in political activities that aimed to modernize Hungary's agricultural sector.
Continue ReadingRudolph Valentino
Born in Italy, achieved stardom as a leading actor during the silent film era in Hollywood. Gained significant popularity for roles in films such as 'The Sheik' and 'The Four Horsemen of the Apocalypse.' His performances captivated audiences and contributed to the phenomenon of the 'Latin lover' archetype in cinema. Valentino's sudden death at the age of 31 led to widespread mourning among fans and colleagues, solidifying a lasting legacy in film history.
Continue ReadingMeek Mill
A prominent figure in hip-hop, recognized for contributions to the genre with the album 'Dreams and Nightmares.' Gained initial fame through a series of mixtapes, particularly 'Dreamchasers,' which received critical acclaim. Played a significant role in promoting social justice issues, especially related to the criminal justice system, through advocacy and public statements. In addition to music, engaged in various philanthropic efforts in communities, focusing on education and reform.
Continue ReadingDries Mertens
A Belgian professional footballer, played primarily as a forward. Started his career at Anderlecht, before moving to Belgium's lower divisions. Joined PSV Eindhoven in 2013, where he won the Eredivisie title and gained recognition. In 2013, transferred to S.S.C. Napoli, where he became one of the all-time top scorers for the club. Contributed significantly to Napoli's successes, including multiple Coppa Italia titles and a Supercoppa Italiana title. Also represented Belgium in international competitions, including UEFA Euro and FIFA World Cup.
Continue ReadingPéter Gulácsi
A professional footballer played as a goalkeeper. Started career at MTK Budapest, before moving to Liverpool FC in 2008. Gained experience through several loan spells, including at Hereford United and Tranmere Rovers. Transferred to RB Leipzig in 2015 and established as the first-choice goalkeeper. Achieved significant success with the club, contributing to a strong Bundesliga presence and UEFA Champions League participation. Represented Hungary at international levels, including appearances in UEFA Euro 2020.
Continue ReadingOther People Who Died on October 3rd
Roddy McDowall
An English-American actor began a career in film and television that spanned over six decades. Gained recognition as a child actor in films like 'How Green Was My Valley' and became widely acclaimed for roles in the 'Planet of the Apes' series. Transitioned successfully between film, television, and stage, showcasing versatile performances. Also directed television specials and made numerous guest appearances on popular shows.
Continue ReadingJohn Heisman
Played football at Brown University and the University of Pennsylvania. Coached at multiple institutions including Auburn University, where innovative offensive strategies were developed. The Heisman Trophy, awarded annually to the most outstanding player in college football, was named in his honor. Contributed to the growth of the sport through coaching and strategic contributions.
Continue ReadingÉdouard Lucas
Contributed significantly to number theory and combinatorial mathematics. Developed the Lucas numbers, a sequence of integers that generalize the Fibonacci sequence. Examined prime numbers and formulated several important problems and theorems. Worked on perfect numbers and contributed to the theory of Fermat numbers. His work laid foundational elements in mathematical theory and analysis.
Continue ReadingPeter Norman
Competed in sprinting events and achieved notable success in athletics. Secured a silver medal in the 200 meters at the 1968 Mexico City Olympics. His performance in the final was marked by a personal best time of 20.06 seconds. During the same Olympics, participated in a historic moment when two fellow athletes raised their fists in a Black Power salute on the podium, leading to significant conversations about race and politics in sports. Retained a strong legacy in Australian athletics and advocated for human rights throughout life.
Continue ReadingFlorence Stanley
An actress with a career spanning several decades, recognized for roles in television and film. Best known for portraying the character Edna in the sitcom 'Fish' and for the role of a grandmother in 'The Last Starfighter.' Also appeared in various guest roles on popular shows including 'The Golden Girls' and 'The Practice.' Stanley's performances displayed a range of comedic talent, contributing significantly to her memorable characters.
Continue ReadingMary O'Rourke
A prominent figure in Irish politics, served as a Teachta Dála (TD) representing Westmeath for over 20 years. Held multiple cabinet positions, including Minister for Education and Minister for Transport, Trade, and Tourism. Actively participated in various legislative initiatives throughout a lengthy political career. Remained involved in community and local issues post-political career.
Continue Reading