Willem Hendrik Keesom
Physicist and low-temperature pioneer
Born
June 21st, 1876
148 years ago
Died
1956
69 years ago — 80 years old
Category
Scientists & Innovators
Country
Netherlands
Links & References
Contributed significantly to the field of physics, focusing primarily on low-temperature research. Developed techniques for achieving very low temperatures, which allowed for the study of properties of materials in different states. Contributed to the understanding of liquid helium, which has unique properties under cryogenic conditions. Published extensively on thermodynamics and the behavior of materials at low temperatures, and served as a professor at the University of Amsterdam.
Conducted pioneering research on liquid helium
Developed methods for achieving low temperatures
Published influential papers on thermodynamics
Other People Born on June 21st
Rockwell Kent
A prominent painter and illustrator, contributed to American visual arts with bold landscapes and striking imagery. Worked extensively in various media, including oil painting, lithography, and illustration. Gained recognition for the illustrations in classic literature, marrying visual art with text. Involved in the Works Progress Administration, supporting artistic initiatives during the Great Depression. Travelled to remote locations that influenced artistic style, including Alaska and Greenland.
Continue ReadingWilhelm Küchelbecker
Born in 1797, Küchelbecker became a significant figure in Russian literature. He was part of the Decembrist movement and was involved in revolutionary activities against the autocratic government of Tsar Nicholas I. His poetry often reflected themes of freedom and human struggle. In 1825, Küchelbecker was arrested and exiled to Siberia due to his political activities. During his exile, he continued to write, producing works that conveyed the struggles and aspirations of his time. Küchelbecker's writings were influenced by Romanticism, and he drew inspiration from nature and personal experiences. He returned from exile in 1836 but faced continued difficulties in publishing his work. His literary contributions include both poetry and prose, showcasing the turbulent political climate of 19th century Russia.
Continue ReadingJohn Dollond
An English optician and astronomer contributed significantly to the development of telescopes. Invented the achromatic lens, which improved clarity in observing celestial bodies and helped advance the field of astronomy. Established a successful optical business and served as a member of the Royal Society. Had an enduring influence on optical science and contributed to various advancements in lens design.
Continue ReadingIrene van Dyk
A prominent netball player, represented both South Africa and New Zealand at international levels. Achieved significant success with the New Zealand national team, winning a gold medal at the 2007 Netball World Championships. Had a notable domestic career, playing for various clubs in both countries, including the Magic and the Diamonds. Played a key role in extending the popularity of netball as a competitive sport in New Zealand. Regarded as one of the top shooters in netball history, known for remarkable scoring ability and sportsmanship throughout her career.
Continue ReadingO.C. Smith
An American R&B and jazz singer, significant achievements occurred during the 1960s and 1970s. Gained recognition with the release of the hit single 'Little Green Apples' in 1968, which reached the top of the charts. Also recorded the popular song 'The Cover of the Rolling Stone.' Conducted live performances across various venues, showcasing a smooth vocal style and engaging stage presence. In addition to a successful recording career, united the genres of R&B and jazz effectively, attracting a wide audience.
Continue ReadingTim Bray
A Canadian software developer and businessman, contributed significantly to the development of web technology. Helped develop XML and served as a co-founder of the OpenText Corporation. Played a vital role in the creation of the early web standards and was influential in the development of web APIs. Helped launch the Amazon Web Services (AWS) ecosystem, enhancing cloud computing services. Engaged in various initiatives aimed at improving technology accessibility.
Continue Reading