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14 de mai. de 2024 · 1 Exploração do Espiritismo por William Crookes: Insights Inovadores e Descobertas. 1.0.1 Investigações Iniciais: Fenômenos Físicos; 1.0.2 Contato com Espíritos: Médiuns e Manifestações; 1.1 O que é william crookes espiritismo. 1.1.1 William Crookes e o Espiritismo; 1.1.2 Investigação Científica de Crookes; 1.1.3 Controvérsia e ...
Há 1 dia · During the 1870s, the English chemist and physicist Sir William Crookes developed the first cathode-ray tube to have a high vacuum inside. He then showed in 1874 that the cathode rays can turn a small paddle wheel when placed in their path. Therefore, he concluded that the rays carried momentum.
25 de mai. de 2024 · Mr. Crookes detailed his speculations on the genesis of the elements at the last meeting of the British Association, and we then reported his address in full.
13 de mai. de 2024 · Sir William Crookes (* 17. Juni 1832 in London; † 4. April 1919 ebenda) war ein britischer Physiker, Chemiker, Wissenschaftsjournalist und Parapsychologe. Crookes hat die Kathodenstrahlen sichtbar gemacht, die Grundlagen der Lumineszenz und der Isotope entdeckt und Methoden zum Nachweis ionisierender Strahlung entwickelt.
14 de mai. de 2024 · Thallium ist ein starkes Gift. Sein Entdecker, der britische Chemiker Sir William Crookes schaffte es, die Substanz in den 1860er Jahren zu isolieren und füllte verschiedene Chargen in kleine Glasfläschchen. © Science & Society / Interfoto. von Rainer Harf.
- Rainer Harf
15 de mai. de 2024 · The matter was also taken uo by the late Sir William Crookes, and formed the basis for lenses cut from quartz crvstals at right angles to the principal axis, thus utilising the rotary...
25 de mai. de 2024 · Wilhelm Röntgen’s Discovery of X-Rays. In 1894, the German physicist Wilhelm Röntgen (also spelled Roentgen) began a serious investigation into cathode rays and the fluorescence caused by these rays using a Crookes tube.
