• Thumbnail for Herman Boerhaave
    Herman Boerhaave (Dutch: [ˈɦɛrmɑn ˈbuːrˌɦaːvə], 31 December 1668 – 23 September 1738) was a Dutch botanist, chemist, Christian humanist, and physician...
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  • Thumbnail for Esophageal rupture
    This condition was first documented by the 18th-century physician Herman Boerhaave, after whom it is named. A related condition is Mallory-Weiss syndrome...
    14 KB (1,501 words) - 12:10, 22 February 2024
  • Thumbnail for Alkahest
    was, in fact, the philosopher's stone. Dutch chemist and physician Herman Boerhaave (1668–1738), in his textbook Elementa Chymiae (1732), did not think...
    16 KB (1,899 words) - 02:32, 4 July 2024
  • Thumbnail for Museum Boerhaave
    other objects in the extensive collection. The museum is named after Herman Boerhaave, a Dutch physician and botanist who was famous in Europe for his teaching...
    42 KB (3,833 words) - 19:45, 26 June 2024
  • Thumbnail for Boerhavia
    over 100 species in the Nyctaginaceae family. The genus was named for Herman Boerhaave, a Dutch botanist, and the genus name is frequently misspelled "Boerhaavia"...
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  • German noble Herman Boerhaave (1668–1738), Dutch botanist Herman of Alaska (1756–1837), Russian missionary to Alaska The name Herman was popular in...
    12 KB (1,353 words) - 22:00, 8 July 2024
  • Thumbnail for Hilaire Rouelle
    discoverer of urea, he was not the first to do so. Dutch scientist Herman Boerhaave had discovered this chemical as early as 1727. Rouelle is known as...
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  • Thumbnail for Pneumatic chemistry
    chemists called them, airs). Work done by Joseph Black, Joseph Priestley, Herman Boerhaave, and Henry Cavendish revolved largely around the use of the instrument...
    19 KB (2,452 words) - 07:26, 22 March 2023
  • Thumbnail for Oud Poelgeest
    north of Leiden, that was the former home of the Dutch scientist Herman Boerhaave (1668–1738). He was a Dutch humanist and physician of European fame...
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  • Thumbnail for Leiden
    establishment of modern chemistry and medicine due to the work by Herman Boerhaave (1668–1738). Leiden slumped from the late 17th century on, mainly due...
    55 KB (5,457 words) - 22:28, 7 May 2024
  • Thumbnail for 1738
    July 28 – Heinrich, Duke of Saxe-Merseburg (b. 1661) September 23 – Herman Boerhaave, Dutch humanist, physician (b. 1668) December 22 – Constantia Jones...
    13 KB (1,574 words) - 01:48, 4 July 2024
  • Thumbnail for Franklin stove
    concepts about heat which had been developed by the Dutch physician Herman Boerhaave (1668–1738), a proponent of Isaac Newton's ideas. He supplied his equipment...
    19 KB (2,472 words) - 08:04, 1 May 2024
  • Thumbnail for Fahrenheit
    verification] According to a letter Fahrenheit wrote to his friend Herman Boerhaave, his scale was built on the work of Ole Rømer, whom he had met earlier...
    31 KB (3,219 words) - 15:00, 8 July 2024
  • scientist Herman Boerhaave, although this discovery is often attributed to the French chemist Hilaire Rouelle as well as William Cruickshank. Boerhaave used...
    60 KB (6,995 words) - 07:52, 19 June 2024
  • Thumbnail for Gerard van Swieten
    pupil with the pharmacist Nicolaas Stam, whose father had introduced Herman Boerhaave to chemistry. After three years, in 1720, he became a pharmacist; the...
    13 KB (1,646 words) - 23:22, 28 June 2024
  • Thumbnail for Oxalic acid
    known, at least since 1745, when the Dutch botanist and physician Herman Boerhaave isolated a salt from wood sorrel, akin to kraft process. By 1773, François...
    41 KB (4,106 words) - 21:43, 26 June 2024
  • Thumbnail for Daniel Gabriel Fahrenheit
    century, Ernst Cohen uncovered correspondences between Fahrenheit and Herman Boerhaave which cast considerable doubt on the veracity of Fahrenheit's article...
    19 KB (2,056 words) - 19:13, 12 June 2024
  • Thumbnail for Frederic Count de Thoms
    settled down in Leiden and married Joanna Maria Boerhaave, daughter of the famous Dutch physician Herman Boerhaave. Part of his art collection is still on display...
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  • Thumbnail for 1732
    sale on December 28. The annual publication will continue until 1758. Herman Boerhaave publishes the authorized edition of his Elementa chemiae, recognised...
    16 KB (1,853 words) - 13:12, 22 June 2024
  • Thumbnail for Genera Plantarum
    genera that were known to Linnaeus at that time. It is dedicated to Herman Boerhaave, a Leiden physician who introduced Linnaeus to George Clifford and...
    12 KB (1,474 words) - 18:06, 28 April 2024
  • Thumbnail for Protea
    merging several genera previously published by Herman Boerhaave, although precisely which of Boerhaave's genera were included in Linnaeus's Protea varied...
    19 KB (1,474 words) - 09:31, 23 June 2024
  • Thumbnail for Walhalla (memorial)
    Wilhelm Leibniz – philosopher and mathematician (Schadow, 1808) 114. Herman Boerhaave – Dutch humanist and physician (Leeb, 1823) 115. Maurice of Saxony...
    33 KB (2,910 words) - 14:14, 27 April 2024
  • Thumbnail for Julien Offray de La Mettrie
    In 1733, however, he departed for Leiden to study under the famous Herman Boerhaave. His stay in Holland proved to be short but influential. In the following...
    21 KB (2,746 words) - 12:04, 25 May 2024
  • Thumbnail for Antoine Louis
    lifetime. He also published the surgical aphorisms of Dutch physician Herman Boerhaave (1668–1738). Louis is credited with designing a prototype of the guillotine...
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  • and letters of correspondence between Daniel Gabriel Fahrenheit and Herman Boerhaave were not uncovered in 1936. These documents demonstrate the important...
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  • physicians had practiced medicine by post, including William Cullen, Herman Boerhaave, Nathaniel Johnston, and John Morgan. The French physician and philanthropist...
    18 KB (2,575 words) - 20:38, 12 November 2022
  • Thumbnail for 1668
    Apostolo Zeno, Italian poet and journalist (d. 1750) December 31 – Herman Boerhaave, Dutch humanist and physician (d. 1738) date unknown – Stokkseyrar-Dísa...
    15 KB (1,847 words) - 20:32, 8 July 2024
  • Thumbnail for Peter the Great
    manufacture and a paper-mill. At five in the morning he was received by Herman Boerhaave who showed Peter the Botanical Garden. In April 1717 he continued his...
    103 KB (11,475 words) - 15:52, 28 June 2024
  • Thumbnail for Johann Gottlob Leidenfrost
    described (although the phenomenon had been previously observed by Herman Boerhaave in 1732). Leidenfrost died in Duisburg. The effect Leidenfrost described...
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  • Thumbnail for Thermometer
    physician to use thermometer measurements in clinical practice was Herman Boerhaave (1668–1738). In 1866, Sir Thomas Clifford Allbutt (1836–1925) invented...
    52 KB (6,298 words) - 19:03, 3 June 2024