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deal by themselves and have to be careful for the first document, especially, in voluntary market, “Gold Standard required the premium quality”. Now a day, VER is not attractive because a) UN does not accept

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• Sout East Asian Alumni Workshop 2009

engine could be used as a printing device, but was also able to produce ice. Mouchot was awarded a gold medal for this ma- chine. Yet, by this time, things had changed once again. A major problem of Mouchot’s

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• Rumford and calorics

vast majority of α-particles passed the metal foil (and in the course of the experiment they used gold foil as this could be prepared extremely thin), with some of them being scattered, very few of them

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• Joliot-Curie and artificial radioactivity

explain yourself!” Geiger continued, “We have used a radium source to project alpha particles at a gold foil mounted on a thin, glass plate and find that about one in twenty-thousand of the alpha particles

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• Rutherford’s Nuclear Atom

engine could be used as a printing device, but was also able to produce ice. Mouchot was awarded a gold medal for this ma- chine. Yet, by this time, things had changed once again. A major problem of Mouchot’s

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• The hard work of experimenting James Prescott Joule, William Thomson, and the mechanical equivalent of heat.

Table: The idea of classifying chemical substances: According to the Aristotelian un- derstanding, gold was the purest of all metals. However, this metal could be degraded, and thus be transformed in less [...] n which alchemist tried to carry out in order to refine metals so that in the end they would have gold again.). It has to be understood that alchemy has to be taken as being the funda- mental basis of [...] materials, thus in the end by recombining elementary principles to arrive at new materials and possibly gold. Thus a development towards the Periodic Table can only be identified when this under- standing of

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• Mendeleev and the Periodic System

Table: The idea of classifying chemical substances: According to the Aristotelian un- derstanding, gold was the purest of all metals. However, this metal could be degraded, and thus be transformed in less [...] n which alchemist tried to carry out in order to refine metals so that in the end they would have gold again.). It has to be understood that alchemy has to be taken as being the funda- mental basis of [...] materials, thus in the end by recombining elementary principles to arrive at new materials and possibly gold. Thus a development towards the Periodic Table can only be identified when this under- standing of

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• Mendeleev and the Periodic System

phenomenon—producing ice from heat! The jury of the Fair was so impressed that it awarded Augustin the gold medal in his category, and the Ministry of Agriculture and Trade, not to be outdone, named him Knight

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• Mouchot and the solar cooker

disadvantage. It was made of silver and oxi- dized and had to be often clean. Muochot was awarded a gold medal for presentation of this ex- periment. Furthermore, in 1880, Mouchot’s assistant Abel Pifre

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• Mouchot and the solar cooker

engine could be used as a printing device and was also able to produce ice. Mouchot was awarded a gold medal for this machine. Yet, by this time, things had changed once again. A major problem of Mouchot’s

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• Mouchot and the solar cooker