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9 de mai. de 2024 · This volume shows readers what it meant to be John Herschel (1792-1871), one of England's most prominent polymaths. Drawing on his published oeuvre and recent scholarship, as well as an immense amount of surviving archival material and correspondence, these essays present the first ever comprehensive account of Herschel's life, work, and legacy.
11 de mai. de 2015 · Mancato l’ 11 maggio 1871, sir John Frederick William Herschel è stato fondamentale per l’invenzione della fotografia. Nel 1819, ha scoperto che l’iposolfito di sodio scioglie i sali d’argento non colpiti dalla luce: fissaggio delle copie fotografiche. Sir John Frederick William Herschel, in un ritratto di Julia Margaret Cameron, del 1867.
John Herschel. Sör John Frederick William Herschel ( Frederik Vilyam Herşel ), 1. Baronet (7 Mart 1792 - 11 Mayıs 1871), İngiliz matematikçi, gökbilimci ve kimyagerdir. Gök bilimci William Herschel 'in oğlu ve 12 çocuk babası. Herschel, gökbilime sayısız katkıda bulundu.
John Herschel was the son of William Herschel, the astronomer who discovered Uranus. His mother Mary Pitt was the daughter of a wealthy merchant. She was 38 years old when she married William Herschel, her first husband and her only child having both died. When John Herschel was born in 1792 William was 55 years old and Mary was 42.
John Frederick William Herschel (født 7. mars 1792 i Slough, den gangen Buckinghamshire nå Berkshire, England, død 11. mai 1871 i Collingwood, nær Hawkhurst, Kent, England) [11] var en engelsk matematiker, astronom, kjemiker og eksperimentell fotograf og oppfinner. [11] Han var sønn av astronomen William Herschel og far til tolv barn.
1 de jun. de 2023 · But on that particular evening, William called on a new set of eyes, those of his 15-year-old son, John Herschel. As William recorded, John also saw Saturn’s strange curvature, marking a shape down on slate that “exactly delineated the appearance” William saw. 1 It was Herschel’s first recorded astronomical observation.
13 de set. de 2023 · Die Cyanotypie, ein fotografisches Edeldruckverfahren, hat eine lange und interessante Geschichte. Entwickelt wurde es 1842 von dem britischen Naturwissenschaftler John Herschel. Nur ein Jahr später veröffentlichte Anna Atkins ihr Buch "British Algae", das ganz im Zeichen der Cyanotypie stand. Bis heute wird dieses Verfahren von Künstlern weltweit genutzt. In diesem Artikel werfen wir einen ...
