Sergey Chaplygin
Physicist and mathematician in fluid mechanics

Born
April 5th, 1869
156 years ago
Died
October 8th, 1942
82 years ago — 73 years old
Category
Scientists & Innovators
Country
Russia
Links & References
Specialized in theoretical fluid mechanics and gas dynamics, made significant contributions to the mathematical description of airflows and fluid behavior. Developed the Chaplygin gas model, which is integral to cosmology and the understanding of dark energy. Worked as a professor at several universities, influencing future generations of engineers and physicists. Contributed to the field of aerodynamics through research and publication, particularly during the early 20th century.
Developed the Chaplygin gas model
Published influential papers in fluid dynamics
Advanced theoretical understanding of aerodynamics
Other People Born on April 5th
Cécile Storti
Competed in cross-country skiing at international levels, representing France. Participated in the 2006 Winter Olympics held in Turin, Italy. Achieved various titles in World Cup events throughout the career. Contributed to the growth of the sport through participation and dedication to training.
Continue ReadingTarek El-Said
Born in 1978, a professional footballer played primarily as a midfielder. Spent a significant part of a career at Al-Ahly SC, one of the most successful clubs in Africa. Contributed to various domestic and continental victories during tenure with the team. Represented the national team in international competitions including the Africa Cup of Nations.
Continue ReadingGiulio della Rovere
Born in 1533, served as a prominent Catholic Cardinal and later ascended to the papacy as Pope Julius III. Played a crucial role in the Counter-Reformation efforts of the Catholic Church during the 16th century. Oversaw significant church reforms, and appointed various bishops and cardinals. Engaged in the political landscape of Italy during a time of religious turmoil, often navigating complex alliances.
Continue ReadingDejan Kelhar
Born in 1984, this Slovenian footballer played primarily as a defender. He began his professional career with Olimpija Ljubljana, later moving to several clubs including FC Koper and FC Kriens. The footballer earned recognition for his performances in the Slovenian PrvaLiga and had stints in lower-tier Swiss football. Representing his national team, he made contributions during the qualification campaigns for international tournaments.
Continue ReadingJulien Boutter
A professional tennis player from France, this individual participated in the ATP Tour primarily during the late 1990s and early 2000s. His highest singles ranking reached No. 45 in the world in 2002. He competed in major tournaments, including the French Open and Wimbledon, and achieved success on the circuit with several doubles titles alongside well-known partners. After retiring from professional play, he transitioned into coaching, contributing to the development of upcoming tennis talents.
Continue ReadingTom Riley
Active in the entertainment industry since the early 2000s, has appeared in various television series and films. Gained significant recognition for the role of Leonardo da Vinci in the historical fantasy drama 'Da Vinci's Demons'. Also involved in producing projects, showcasing skills beyond acting. Has participated in theatre productions, demonstrating versatility across different acting mediums.
Continue ReadingOther People Who Died on October 8th
Nigel Bruce
An English actor, celebrated for performances in film and theater. Achieved widespread recognition for portraying Dr. John Watson in multiple Sherlock Holmes films alongside Basil Rathbone. Contributed to the cinematic landscape during the 1930s to the 1950s, and also appeared in classic Hollywood films such as 'Rebecca' and 'The Mark of Zorro.' His distinctive voice and mannerisms earned memorable roles in a variety of genre films, enhancing his reputation in the industry.
Continue ReadingClement Attlee
Served as Prime Minister of the United Kingdom from 1945 to 1951. Oversaw the establishment of the National Health Service and nationalization of key industries. Led the Labour Party during a transformative period in British politics following World War II.
Continue ReadingMikey Welsh
Welsh played guitar for the rock band Weezer in the late 1990s. He contributed to the album 'Pinkerton' released in 1996. After leaving the band, he pursued a career in visual arts, creating various paintings and exhibiting them in different locations. Welsh's work in both music and art reflected personal experiences and emotions. He passed away unexpectedly in 2011.
Continue ReadingJean-Joseph de Mondonville
Violinist and composer contributed extensively to the operatic and instrumental music of 18th century France. Prominent in the development of the French opera style, composed several notable works, including 'Les fêtes de Phaëthon' and 'Psyche'. Served as a violinist in the orchestra of the Paris Opera, which was crucial to his reputation. His compositions reflected the elegance and complexity of the French baroque musical style, often characterized by rich harmonies and ornate melodies. Through these works, played an important role in the evolution of French music during this period.
Continue ReadingJean de Quen
A French missionary and priest, this individual contributed significantly to the efforts of the Jesuits in North America during the 17th century. Primarily based in Canada, he was involved in missionary work among Indigenous peoples, aiming to convert them to Christianity. His writings provide valuable insights into the culture and traditions of the tribes he encountered. His historical accounts reflect the experiences of French missionaries and the complexities of their interactions with Native Americans. The publication of his narratives helped in documenting early colonial history and missionary activities.
Continue ReadingMiguel Grau Seminario
An admiral in the Peruvian Navy, played a significant role in the War of the Pacific (1879-1884) against Chile. Commanded the ironclad Huáscar, achieving several naval victories. His leadership and bravery during the conflict made him a celebrated figure in Peru. Grau's dedication to his crew and ethical conduct in warfare garnered respect from both allies and adversaries.
Continue Reading