containing bacteria that were carried by rats‚ to humans. Moreover‚ the Black Death killed millions of citizens and completely changed the society of 14th century Europe. As time goes on‚ the Bubonic Plague had economic‚ social‚ and religious effects on medieval Europe. The economic effects of the Black Death were the decrease of town populations‚ decline of trade and the product upcharges. The decrease of town populations was caused
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Pat 1 Synthesis of 4-aryl-6-indolylpyridine-2-carbonitriles and evaluation of their biological activity Synthesis of 6-indolyl-4-aryl-3-cyanopyridine-2-one (1a-e) Employing the MCRs approach and microwave irradiation‚ an equimolar amounts of aromatic aldehyde‚ 3-acetylindole‚ ethyl cyanoacetate were reacted with excess of ammonium acetate in one-pot‚ reaction‚ under the microwave irradiation‚ afforded a novel series of 4-aryl-6-indolyl-nicotinonitrile-2-one derivatives 1a-e. Ethylene glycol was
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The Medieval Ages was a difficult time period for ancient Europe. The villages had trouble thriving due to lack of protection from conquering invaders. Europe was struggling to stay intact as many invaders took advantage of the poor armies and leaders. As a result‚ the government decided to go to feudalism where every individual was a serf‚ knight‚ noble or lord. This lead to the lords to get rich and greedy while the serfs struggled from lack of food‚ poor living conditions and disease striking
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Medieval Europe The middle ages were the worst period in history‚ this was for many reasons including the black plague and the peasants revolt. The black plague was one of the most painful and deadly disease‚ the plague killed millions of people. These worst jobs in history were the most disgusting and most brutal jobs. These jobs were leach collectors‚ archer and arming squire. The medieval Europe had the harshest and brutal law and order. if a person was caught for murdering or stealing‚ they
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Available online at www.sciencedirect.com Nanomedicine: Nanotechnology‚ Biology‚ and Medicine xx (2011) xxx – xxx www.nanomedjournal.com Review Article Upconversion nanoparticles: synthesis‚ surface modification and biological applications Meng Wang‚ PhDa‚c ‚ Gopal Abbineni‚ MSb ‚ April Clevenger‚ MSb ‚ Chuanbin Mao‚ PhDb ‚ Shukun Xu‚ MSa‚⁎ a College of Sciences‚ Northeastern University‚ Shenyang‚ People’s Republic of China Department of Chemistry and Biochemistry‚ University of Oklahoma
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Medieval Europe was under an extreme burden at the turn of the century. The demographics of medieval Europe grew to an unprecedented scale. The population had grown to the brink of starvation. Only under the best conditions would the field ’s yield enough to feed the population. The Black death struck in 1347 and decimated the European population. The black death was a necessity to prevent overpopulation and economic decline. The economy of the fourteenth century was in a state of decline. The population
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The medieval castle The Pyramid of power The whole system of a medieval castle was totally based on the Pyramid of Power . It goes from the top "the lord" to the "the knights‚ squires and pages" to the "servants" . Being the Lord at the top of the Pyramid was obviously very comfortable . The lower you are at‚ the less comfortable your life is. the differences were extreme between each status. Actually we can imagine that the medieval castle was a very busy and noisy place . There might be hundreds
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Medieval Europe’s Influence on the Renaissance In the Middle ages of Europe there were many factors that helped lead to the beginning of the renaissance. For instance the creation of universities that let people study latin literature and art‚ which lead to new establishments of middle age sculptures and paintings. With the availability of knowledge for the study of basic wisdom and the relationship between nature and god‚ people began to question the churches ideas‚ this lead to people creating
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Microwave Synthesis of Benchmark Organo-iron complexes Chem 347/447 “Microwave synthesis of benchmark Organo-iron complexes” is an interesting article by Sean M. Garringer ‚ Andrew J. Hesse ‚ John R. Magers ‚ Kristopher R. Pugh ‚ Stacy A. O’Reilly and Anne M. Wilson which describes microwave- assisted technique in chemical synthesis. The authors detail the formation of various organo-iron species with the aid of a microwave. Using microwaves in chemical
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It was first recognized in France‚ and later spread to most countries of western Europe. When Charlemagne died there was no strong ruler to take his place. That was when feudalism was established as the main system of government and way of life in Medieval Europe. Europe was politically divided. It was hit by several invasions of the Vikings‚ the Magyars‚ Muslim pirates‚ and others. People could no longer look to a central ruler for protection. They had to seek the protection of the lords‚ who had
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