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| Fluorescence Fluorescence is a luminescence that is mostly found as an optical phenomenon in cold bodies, in which the molecular absorption of a photon triggers the emission of another photon with a longer wavelength. The energy difference between the absorbed and emitted photons ends up as molecular vibrations or heat. Fluorescence
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| Gorilla | image = Male silverback Gorilla.JPG Gorilla
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| Henry Rollins Washington, D.C. Henry_Rollins
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| History of Russia The history of Russia begins with that of the East Slavs. The first East Slavic state, Kievan Rus', adopted Christianity from the Byzantine Empire in 988, beginning the synthesis of Byzantine and Slavic cultures that defined Russian culture for the next millennium. History_of_Russia
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| Prague Spring The Prague Spring (Czech: Pražské jaro, Slovak: Pražská jar) was a period of political liberalization in Czechoslovakia during the era of its domination by the Soviet Union after World War II. It began on January 5, 1968, when reformist Alexander Dubček came to power, and continued until August 21, when the Soviet Union and members of its Warsaw Pact allies invaded the country to halt the reforms. Prague_Spring
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| Russia (Russian)Gosudarstvenny gimn Rossiyskoy Federatsii(transliteration)State Anthem of the Russian Federation Russia
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| Sidon |subdivision_type1 = Governorate Sidon
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| Josiah Willard Gibbs |birth_place = New Haven, Connecticut, USA Josiah_Willard_Gibbs
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| History of Bulgaria Talk:History_of_Bulgaria
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| History of post-Soviet Russia With the dissolution of the Soviet Union in December 1991, the Russian Federation became an independent country. Russia was the largest of the fifteen republics that made up the Soviet Union, accounting for over 60% of the GDP and over half of the Soviet population. History_of_post-Soviet_Russia
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| Fourier series In mathematics, a Fourier series decomposes a periodic function into a sum of simple oscillating functions, namely sines and cosines. The study of Fourier series is a branch of Fourier analysis. Fourier_series
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| Sam Houston | birth_place = Rockbridge County, Virginia Sam_Houston
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| Dan Rather | birth_place = Wharton, Texas, USA Dan_Rather
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| Fourth Crusade The Fourth Crusade (1202–1204) was originally designed to conquer Muslim Jerusalem by means of an invasion through Egypt. Instead, in April 1204, the Crusaders of Western Europe invaded and conquered the Christian (Eastern Orthodox) city of Constantinople, capital of the Byzantine Empire. Fourth_Crusade
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| Phi Beta Kappa Society Love of learning is the guide of life Phi_Beta_Kappa_Society
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| Partitions of Poland Talk:Partitions_of_Poland
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| Singer-songwriter Singer-songwriter is a term that refers to performers who write, compose and sing their own material including lyrics and melodies. They often provide the sole accompaniment to an entire composition or song, typically using a guitar. Singer-songwriter
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| Alternative country Alternative country is a term used to describe a number of country music subgenres that tend to differ from mainstream or pop country music. The term is sometimes known as Alt. Alternative_country
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| The College of William & Mary |mascot = None The_College_of_William_&_Mary
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| Battle of Kulikovo The Battle of Kulikovo () was fought by the Tartaro-Mongols (the Golden Horde) and the Russians. The battle took place on September 8, 1380 at the Kulikovo Field near the Don River (now Tula Oblast) and resulted in a Russian victory. Battle_of_Kulikovo
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