William D. Coolidge
Physicist and engineer known for X-ray tube
Physicist and engineer known for X-ray tube
Scientists & Innovators
United States
Contributions to physics and engineering included significant advancements in X-ray technology. Developed the Coolidge tube, an innovation that improved X-ray imaging quality and efficiency, which played a crucial role in medical diagnostics. Work in the field of thermionic emission led to further exploration in electron microscopy. Registered numerous patents during a prolific career, contributing to both academic and practical aspects of engineering.
Developed the Coolidge X-ray tube
Advanced thermionic emission theories
Held multiple patents in engineering
Professional rugby league player recognized for playing as a winger. Played junior football for the Tuggeranong Bushrangers before making his NRL debut with the Manly Sea Eagles in 2012. Achieved significant success with the Sea Eagles, contributing to their performances in the NRL during tenure.
Continue ReadingA rugby player from Ireland, participated as a back-row forward. Played for Munster Rugby in the Pro14 and European Champions Cup. Also represented the Irish national team at the under-20 level. Started his professional rugby career in 2010 and gained recognition for his performances in various rugby competitions, contributing to team successes during his tenure.
Continue ReadingBorn in 1986, a prominent actress in television and film. Rose to fame with the role of Eden in the series 'Lie to Me'. Also appeared in the series 'Prison Break' and 'The Etruscan Smile'. Made her film debut in 'The Last House on the Left'. Became a well-recognized figure in the entertainment industry, showcasing talent in various acting roles.
Continue ReadingBorn in 1998, a basketball player established a career in professional sports after playing college basketball at Saint Louis University. Gained attention during the 2021 NBA Summer League, showcasing skills that led to a contract with the Washington Wizards. Made regular season debut in the 2022-2023 NBA season, contributing to the team's overall performance. Known for versatility on the court and defensive capabilities, continuing to develop as a player in the league.
Continue ReadingThis individual is a singer associated with the K-pop group Aespa, which debuted in 2020 under SM Entertainment. Aespa quickly rose to prominence with their unique concept that combines virtual and real-world elements. The group released hit songs that achieved significant commercial success, such as "Next Level" and "Savage." This individual's vocal performances contributed to the group's popularity, garnering a strong fanbase both in South Korea and internationally. In addition to music, Aespa has explored various forms of media, including digital avatars and virtual concerts, marking a new direction in the entertainment industry.
Continue ReadingBorn in 1969, this individual started a career in the adult film industry and later transitioned into mainstream cinema. As a producer and director, produced several films and documentaries, showcasing a range of themes. Authored books reflecting on personal experiences and industry insights.
Continue ReadingServed as the 4th Prime Minister of Georgia from 2004 until 2005. Played a significant role in the political landscape following the Rose Revolution, which aimed to eliminate corruption and enhance democracy in the country. Prior to the premiership, held various governmental positions that contributed to shaping Georgia's policies in the post-Soviet era. His tenure was marked by efforts to stabilize the economy and foster international relations.
Continue ReadingBorn in 1342, Philip II became the Duke of Burgundy and played a significant role in the politics of France and the Low Countries during the late 14th century. His reign was marked by territorial expansion and the consolidation of power in Burgundy. Philip II sought to enhance the Burgundian influence both economically and politically by forming strategic alliances, including marriages into prominent royal families. He was involved in several conflicts during the Hundred Years' War and focused on strengthening Burgundy's autonomy from the French crown. His contributions helped establish the Burgundian state as a notable entity in medieval Europe, with a focus on developing trade, culture, and governance.
Continue ReadingServed in the United States Army, achieving the rank of General. Participated in key military operations and held various leadership positions throughout a career spanning several decades. Oversaw military planning and training, contributing to the readiness of U.S. forces. Engaged in strategic decision-making that impacted military policies and operations.
Continue ReadingAn American actor and activist, gained widespread recognition for portraying Grandpa Munster in the television series 'The Munsters.' In addition to a successful acting career, Lewis engaged in various political and social causes, advocating for the rights of individuals and promoting progressive policies. He also hosted a talk show called 'The Al Lewis Show,' where he discussed issues pertinent to the public. Over the years, he remained a notable figure in entertainment and activism until his passing in 2006.
Continue ReadingInvented the movable type printing press in the 15th century, revolutionizing the production of books. The invention led to the mass production of texts and facilitated the spread of knowledge and ideas across Europe. Established a workshop in Mainz, Germany, where the first major book printed using movable type, the Gutenberg Bible, was produced around 1455. This significant advancement changed the landscape of communication and education.
Continue ReadingContributions included significant work in measure theory and probability. Borel was a prominent figure in the establishment of the theory of sets of measure. In addition to mathematical achievements, he served as a member of the French parliament. He played a key role in promoting education and science policy in France.
Continue Reading