[265] Further elucidation of his theory was never found in his writings.[266]. Reson. In 1887, Tesla developed an induction motor that ran on alternating current (AC), a power system format that was rapidly expanding in Europe and the United States because of its advantages in long-distance, high-voltage transmission. He believed early on that damage to the skin was not caused by the Roentgen rays, but by the ozone generated in contact with the skin, and to a lesser extent, by nitrous acid. [26][27] During his third year, Tesla gambled away his allowance and his tuition money, later gambling back his initial losses and returning the balance to his family. Tesla had studied radio waves early on, and came to the conclusion that part of the existing study on them, by Hertz, was incorrect. [245][246][247] In middle age, Tesla became a close friend of Mark Twain; they spent a lot of time together in his lab and elsewhere. Of properties we can only speak when dealing with matter filling the space. When examination time came, Tesla was unprepared and asked for an extension to study, but was denied. In repeating, and then expanding on, these experiments, Tesla tried powering a Ruhmkorff coil with a high speed alternator he had been developing as part of an improved arc lighting system but found that the high-frequency current overheated the iron core and melted the insulation between the primary and secondary windings in the coil. His early experiments were with Crookes tubes, a cold cathode electrical discharge tube. Find real-time NKLA - Nikola Corporation stock quotes, company profile, news and forecasts from CNN Business. 1997. He later became an American citizen. Tesla expressed the belief that human "pity" had come to interfere with the natural "ruthless workings of nature". Tesla Predicts New Source of Power in Year, New York Herald Tribune, 9 July 1933, Cheney, Margaret & Uth, Robert (2001). [143][144][145] Seeming to borrow from a common idea at the time that the Earth's atmosphere was conductive,[146][147] he proposed a system composed of balloons suspending, transmitting, and receiving, electrodes in the air above 30,000 feet (9,100 m) in altitude, where he thought the lower pressure would allow him to send high voltages (millions of volts) long distances. Considéré comme lun des plus grands scientifiques dans lhistoire de la technologie, pour avoir déposé quelque 300 brevets couvrant au total 125 inventions1 (qui seront pour beaucoup attribuées à tort à Edison)2 et avoir décrit de nouvelles méthodes pour réaliser la « conversi… On 17 April 1879, Milutin Tesla died at the age of 60 after contracting an unspecified illness. [162] In June 1902, Tesla moved his lab operations from Houston Street to Wardenclyffe.[165]. I have built, demonstrated and used it. He saw this as not only a way to transmit large amounts of power around the world but also, as he had pointed out in his earlier lectures, a way to transmit worldwide communications. He died in New York City in January 1943. on hand. [34] Tesla stated: I have been feeding pigeons, thousands of them for years. The investors showed little interest in Tesla's ideas for new types of alternating current motors and electrical transmission equipment. A minute particle would break off the cathode, pass out of the tube, and physically strike him: Tesla said he could feel a sharp stinging pain where it entered his body, and again at the place where it passed out. Two days later the Federal Bureau of Investigation ordered the Alien Property Custodian to seize Tesla's belongings. [235] He was also described as having light eyes, "very big hands", and "remarkably big" thumbs. He arrived too late to enroll at Charles-Ferdinand University; he had never studied Greek, a required subject; and he was illiterate in Czech, another required subject. [14][15] His father, Milutin Tesla (1819–1879),[16] was an Eastern Orthodox priest. [26] During his employment, Tesla made many improvements to the Central Station equipment and claimed to have perfected a telephone repeater or amplifier, which was never patented nor publicly described.[27]. At the same time, a further contract was awarded to General Electric to build the AC distribution system.[125]. [27] He was "mortified when [his] father made light of [those] hard won honors." Tesla's designs were never put into production, possibly because of technical improvements in incandescent street lighting or because of an installation deal that Edison made with an arc lighting company. Tesla told The New York Times "I am in too much grief to talk. Radio je u području elektrotehnike i radiotehnike, te je izumio okretno magnetsko polje i višefazni sustav izmjeničnih struja.. Najznačajniji Teslini pronalasci su polifazni sistem, obrtno magnetsko polje, asinhroni motor, sinhroni motor i Teslin transformator. [274] Among his books are My Inventions: The Autobiography of Nikola Tesla, compiled and edited by Ben Johnston in 1983 from a series of 1919 magazine articles by Tesla which were republished in 1977; The Fantastic Inventions of Nikola Tesla (1993), compiled and edited by David Hatcher Childress; and The Tesla Papers. [193], Tesla theorized that the application of electricity to the brain enhanced intelligence. These were the same experiments and the same apparatus shown by Tesla in London about two years previous, "where they produced so much wonder and astonishment". [9], After Wardenclyffe, Tesla experimented with a series of inventions in the 1910s and 1920s with varying degrees of success. de Bioingenieria, Univ. These included a lab at 175 Grand Street (1889–1892), the fourth floor of 33–35 South Fifth Avenue (1892–1895), and sixth and seventh floors of 46 & 48 East Houston Street (1895–1902). Attempting to develop inventions he could patent and market, Tesla conducted a range of experiments with mechanical oscillators/generators, electrical discharge tubes, and early X-ray imaging. His body was later found by maid Alice Monaghan after she had entered Tesla's room, ignoring the "do not disturb" sign that Tesla had placed on his door two days earlier. With the help of partners to finance and market his ideas, Tesla set up laboratories and companies in New York to develop a range of electrical and mechanical devices. Nikola Tesla (în sârbă Никола Тесла; n. 10 iulie 1856, Smiljan, Gospić, Austro-Ungaria – d. 7 ianuarie 1943, New York, New York, SUA) a fost un inventator, fizician, inginer mecanic, inginer electrician și unul dintre promotorii cei mai importanți ai electricității comerciale. He was also forced to leave the Hotel Pennsylvania in 1930 and the Hotel Governor Clinton in 1934. There he gained a great deal of practical experience in electrical engineering. The midwife commented, "He'll be a child of the storm," to which his mother replied, "No, of light." In 1933 at age 77, Tesla told reporters at the event that, after 35 years of work, he was on the verge of producing proof of a new form of energy. [94] In 1889, Tesla moved out of the Liberty Street shop Peck and Brown had rented and for the next dozen years working out of a series of workshop/laboratory spaces in Manhattan. This "new woman" was met with much indignation from Tesla, who felt that women were losing their femininity by trying to be in power. He stated that the theory was "worked out in all details" and that he hoped to soon give it to the world. Nikola Tesla va néixer al poble de Smiljan, a la frontera militar (Vojna Krajina) austrohongaresa, el 10 de juliol de 1856. [166] In December 1901, Marconi successfully transmitted the letter S from England to Newfoundland, defeating Tesla in the race to be first to complete such a transmission. ", In the fall of 1937 at the age of 81, after midnight one night, Tesla left the Hotel New Yorker to make his regular commute to the cathedral and library to feed the pigeons. [225] Describing the device (which he expected would earn him $100 million within two years) he told reporters that a version of his oscillator had caused an earthquake in his 46 East Houston Street lab and neighboring streets in Lower Manhattan in 1898. ", "Reconciling the Visionary with the Inventor Wizard: The Life and Times of Nikola Tesla", "Science and Discovery are the great Forces which will lead to the Consummation of the War", "EXPERIMENTS WITH ALTERNATE CURRENTS OF HIGH POTENTIAL AND HIGH FREQUENCY", "Tesla Biography NIKOLA TESLA THE GENIUS WHO LIT THE WORLD", "Zavičajno udruženje KrajiÅ¡nika Nikola Tesla – PlandiÅ¡te :: Naslovna strana", "Nacionalni Dan nauke: Program obeležavanja rođendana NIKOLE TESLE! The Nicola Tesla Death Ray Would Make War Obsolete 11 July 1934 New York Herald Tribune article discussing Tesla’s weapon. It might as well be said that God has properties. Current Science, vol. 2004 Wiley-Liss, Inc. Sellon, J. L., "The impact of Nikola Tesla on the cement industry". Nikola Tesla (July 10, 1856–January 7, 1943) was a Serbian-American inventor, electrical engineer, and futurist. [28], Tesla later wrote that he became interested in demonstrations of electricity by his physics professor. Antique Wireless Association monograph, March 1980. Nikola Tesla was one of the most important scientists ever to live on Earth. RAYL Air & Space magazine, September 2006, reprint at History of Flight", "Tesla Life and Legacy â€“ Poet and Visionary", "Happy Birthday, Nikola Tesla – A Scientific Rock Star is Born", "Nikola Tesla-"Mr Tesla Explains Why He Will Never Marry, "Nikola Tesla: The patron saint of geeks? "[26] After the fire Tesla moved to 46 & 48 East Houston Street and rebuilt his lab on the 6th and 7th floors. Child genius, engineer, inventor and physicist, Nikola Tesla died on 7 January 1943. [253], Tesla claimed never to sleep more than two hours per night. In 1912, he crafted "a plan to make dull students bright by saturating them unconsciously with electricity," wiring the walls of a schoolroom and, "saturating [the schoolroom] with infinitesimal electric waves vibrating at high frequency. Tesla may have inadvertently captured an X-ray image—predating, by a few weeks, Wilhelm Röntgen's December 1895 announcement of the discovery of X-rays when he tried to photograph Mark Twain illuminated by a Geissler tube, an earlier type of gas discharge tube. In 1931, a young journalist whom Tesla befriended, Kenneth M. Swezey, organized a celebration for the inventor's 75th birthday. Tesla je u Njujork došao kao „radnik“, iako se na kraju ispostavilo da je postao vrsan pronalazač, kome se pripisuje oko 700 patenata.

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