Charlie Chaplin
Sir Charles Sainser "Charley" Chaplin, KBE (English Charles Spencer "Charlie" Chaplin; April 16, 1889 - December 25, 1977) - an outstanding American and English film actor, screenwriter, composer and director,…

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Leonardo da Vinci
Italian painter, sculptor, architect, engineer, technician, scientist, mathematician, anatomist, botanist, musician, philosopher of the High Renaissance era. Leonardo da Vinci was born on April 15, 1452 in the town of…

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CAREER DEVELOPMENT
In 1931, a young specialist worked at the Central Clinical Hospital of one of the capital aircraft factories. After a couple of months, he moved to the Central Aerohydrodynamic Institute.…

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Dmitriy Mendeleev

SCIENTIFIC ACTIVITY
In 1855, Mendeleev graduated with honors and began teaching first at the gymnasium of Simferopol, then at Odessa (he was sent to the south for health amendment at the request of the university to the Ministry of Education). A year later, at the University of the City on the Neva, he defended his master’s thesis, in 1857 presented another qualifying work and began lecturing students in chemistry as an assistant professor. Young scientist Dmitry Mendeleev Read: Russian beauties Instagram without makeup (photo) Two years later, a young researcher was sent to Heidelberg in Germany, where he worked on issues of physical chemistry and met many outstanding educators, including Hermann Helmholtz, Alexander Borodin, Ivan Sechenov. In 1860 he attended the congress in the city of Karlsruhe, a year later he published the famous work Organic Chemistry, highly appreciated by Clement Timiryazev and deserved to be awarded the prestigious Demidov Prize by the Academy of Sciences. In 1864, he received a professorship in a technological university, and a year later, after his defense through his doctoral thesis, he had the highest academic title at the university. The 30-year-old scholar was a lecturer in other universities. In addition, he participated in the creation of a university charter, physicochemical society, struggled with attempts to limit the rights of students. In 1869, the scientist presented the law and his famous table, systematizing the elements. However, he corrected the atomic weights of some of them and predicted the existence of a number of still undiscovered. In 1869, the scientist introduced the law and his famous table.
A first-class researcher engaged in research in the field of aeronautics, shipbuilding, hydrodynamics, gas elasticity, economics, geology. In 1876 he became a corresponding member of the Academy of Sciences in physics, studied the resistance of liquids, worked in Italy, and attended an industrial exhibition in Philadelphia. In 1880 he was promoted to academician, but, despite outstanding scientific achievements, he was not elected. The day they failed his candidacy was called the “Day of Shame of the Petersburg Academy of Sciences”. In 1887, Mendeleev made a risky balloon flight to observe the solar eclipse. For this scientific achievement he was awarded a medal of the Academy of Aerostatic Meteorology. In 1889 he became the first domestic minister of science, who received an invitation to the conference “Faraday Readings”. Portrait of Dmitry Ivanovich Mendeleev In 1890, a scientist, as an owner of high civilian qualities, resigned in protest against the infringement of the rights of students, and focused on solving problems in industry and the national economy. In particular, on behalf of the Maritime and Military Offices, he enthusiastically took up the development of pyrocollodious gunpowder for artillery shells and brilliantly coped with the task, visiting many Western European specialized enterprises, made proposals while developing customs rules, and created a number of parts of the Encyclopedic Dictionary of Brockhaus and Efron. . In 1899, the scientist initiated and led the Ural expedition to overcome the backwardness of the economy and industry of the region, a year later as the vice-president of the International Jury participated in the World Exhibition in Paris.
PERSONAL LIFE OF DMITRY MENDELEEV
His first love, the daughter of Tobolsk apothecary Sonya, Dmitry met at 14 years old. In a dance class, he was put in a pair with her, but he refused to dance with a 9-year-old partner. Their next meeting took place in St. Petersburg after 8 years, and this time Dmitry blindly fell in love. However, on the eve of the wedding, when they were already engaged and everyone congratulated the happy groom, the beautiful woman confessed to her father that she would say “no” at the wedding ceremony, which was unfortunately reported to the failed son-in-law. The young man experienced the separation from his beloved – he did not leave the house for 3 days, refused to eat. Dmitri Mendeleev and Feozova Leshcheva.
In the same period, he became acquainted with the native of his hometown, Feozva Leshcheva, his eldest daughter’s adoptive daughter Peter Ershov, a graduate of the Moscow Ekaterininsky Institute for 6 years. The girl fell in love with an extraordinary countryman, suffered because of his purely friendly attitude to her and his hobbies Sonia. When, after the break with the bride, Mendeleev left for Germany, their friendship with Theozva continued by correspondence. In Heidelberg, Dmitry had a romantic relationship with actress Agnes Feuchtmann. He subsequently sent her money for an unborn child, although he was not sure of his fatherhood. Returning to his homeland, on the advice of his sister Olga in 1862, he married Theozwe. In 1879, their not-so-good marriage union collapsed. Son Volodya remained to live with him, his daughter Olga – with his ex-wife. Anna Popova Read: Long and Happily: 5 reasons why people fall in love forever In 1876, the already recognized author of the Periodic Law passionately fell in love with young Anna Popova from the Academy of Fine Arts, the daughter of a Cossack colonel from the capital of Russia.

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