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By incorporating alumina in YSZ TBC, oxidation and corrosion resistance can be improved, as well as hardness and bond strength without significant change in the elastic modulus or toughness. One challenge with alumina is applying the coating through plasma spraying, which tends to create a variety of unstable phases, such as γ-alumina.
Besides the economic motivations to the introduction of the euro, its creation was also partly justified as a way to foster a closer sense of joint identity between European citizens. Statements about this goal were for instance made by Wim Duisenberg , European Central Bank Governor, in 1998, [ 124 ] Laurent Fabius , French Finance Minister ...
According to an investigation of the University of Lausanne, the ratio of counterfeited banknotes was about 10 in one million real banknotes for the Swiss franc, of 100 in one million for United States dollar and of 300 in one million for pound sterling. [113] In 2011, 606,000 euro counterfeits were removed from circulation (41 per million).
The mean survival from sputum specimen collection to death was only 16 days and that the majority of patients had never previously received treatment for tuberculosis. This is the epidemic for which the acronym XDR-TB was first used, although TB strains that fulfil the current definition have been identified retrospectively, [ 83 ] [ 84 ] this ...
Estonia, [b] officially the Republic of Estonia, [c] is a country by the Baltic Sea in Northern Europe. [d] It is bordered to the north by the Gulf of Finland across from Finland, to the west by the sea across from Sweden, to the south by Latvia, and to the east by Russia.
The collapse is commonly attributed to the Dorian invasion, although other theories describing natural disasters and climate change have been advanced as well. [ citation needed ] Whatever the causes, the Mycenaean civilization had disappeared after LH III C , when the sites of Mycenae and Tiryns were again destroyed and lost their importance.
The Blacklist is an American crime drama television series that premiered on NBC on September 23, 2013. Raymond "Red" Reddington (James Spader), a former government agent turned high-profile criminal, who had eluded capture for decades, voluntarily surrenders to the FBI, offering to cooperate on capturing a list of criminals who are virtually impossible to catch.
World War II was the most financially costly conflict in history; its belligerents cumulatively spent about a trillion U.S. dollars on the war effort (as adjusted to 1940 prices). [ 85 ] [ 86 ] The Great Depression of the 1930s ended as nations increased their production of war materials.