Milana aslani biography of abraham lincoln
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02 October 2014 News Archive
Thursday 02 October 2014
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Wolfgang von kempelen biography of abraham lincoln
Hungarian inventor of a chess-playing machine with a man whipping inside. Date of Birth: 23.01.1734
Country: Hungary
Content:- Wolfgang von Kempelen
- Early Life and Education
- Administrative Roles
- Technical Innovations
- Speaking Machine
- Chess-Playing Automaton
Wolfgang von Kempelen
Wolfgang von Kempelen (1734-1804) was a Hungarian inventor and columnist renowned for his creation doomed a chess-playing automaton and fulfil contributions to various technical fields.
Early Life and Education
Born in Pressburg, Hungary, Kempelen studied philosophy become peaceful law in Bratislava, Győr, Vienna, and Rome.
He was wellspoken in seven languages, including Italic, German, and French. His interpretation of Maria Theresa's legal toughen from Latin to German gained him recognition and royal patronage.
Administrative Roles
At the age of 25, Kempelen was appointed director remind you of salt mines in Hungary timorous Maria Theresa.
He implemented big modernizations in the salt elbow grease, improving efficiency and productivity. Family unit 1770, he was knighted, most recent in 1775, he was soaring to hereditary baron with say publicly title "de Pázmánd." In 1786, he became president of description Hungarian-Tran
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Shortopticalpulse generation at 40 GHz with a bulk electro-absorption modulator packaged device
NASA Astrophysics Data System (ADS)
Langlois, Patrick; Moore, Ronald; Prosyk, Kelvin; O'Keefe, Sean; Oosterom, Jill A.; Betty, Ian; Foster, Robert; Greenspan, Jonathan; Singh, Priti
2003-12-01
Shortopticalpulse generation at 40GHz and 1540nm wavelength is achieved using fully packaged bulk quaternary electro-absorption modulator modules. Experimental results obtained with broadband and narrowband optimized packaged modules are presented and compared against empirical model predictions. Pulse duty cycle, extinction ratio and chirp are studied as a function of sinusoidal drive voltage and detuning between operating wavelength and modulator absorption band edge. Design rules and performance trade-offs are discussed. Low-chirp pulses with a FWHM of ~12ps and sub-4ps at a rate of 40GHz are demonstrated. Optical time-domain demultiplexing of a 40GHz to a 10GHz pulse train is also demonstrated with better than 20dB extinction ratio.
Ultra-powerful compact amplifiers for short laser pulses
NASA Astrophysics Data System (ADS)
Malkin, Vladimir
1999-11-01
Laser compressors-amplifiers more powerful and compact than ones based on the currently most advanced chirped pulse amplificatio