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access"), either directly via peer reviewed open access journals ("gold model") or simultaneously resp. delayed via open access portals or institutional repositories ("green model"). Researchers freely

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 –a French engineer presented a

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• Mouchot and the solar cooker

, “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 have their directions changed

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• Rutherford’s Nuclear Atom

Reichtum übermächtig wird, z.B. mit dem irren Projekt, Stroh zu Gold spinnen zu wollen: „(A)ls (der König) das Gold erblick- te, erstaunte er und freute sich, aber sein Herz ward nur noch goldgieriger

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• Prof. Dr. Werner Reinhart

working there in 1907. In the Manchester laboratory, the famous gold foil experiment was conducted by Hans Geiger and undergraduate student Ernest Marsden in 1909, under Rutherford’s supervision. In [...] came from radioactive radon-222 and were directed at a piece of gold foil. The scatter- ing of the alpha particle should have only been de- flected by one or two degrees. A few days later, Marsden [...] . In the course of the experimentation, Geiger and Marsden used gold foil, as this could be made extremely thin. They ob- served that even though the vast majority of α-particles passed through the

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• Maria Skłodowska-Curie: discoverer of two radioactive elements

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 of the Legion of Honour. The

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• Mouchot and the solar cooker

working there in 1907. In the Manchester laboratory, the famous gold foil ex- periment was conducted by Hans Geiger and un- dergraduate student Ernest Marsden in 1909, under Rutherford’s supervision. [...] came from radioactive ra- don-222 and were directed at a piece of gold foil. The scattering of the alpha particle should have only been deflected by one or two degrees. A few days later, Marsden reported [...] , “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 have their directions changed

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• Rutherford’s Nuclear Atom

I'd just become friends with two girls from school named Natalie Golding and Lauren Shipley. I already knew that our friendship wasn't going to last, but I felt lucky to have friends at all. I'd been [...] and 8 / EM MA BINDER Lauren close behind me. Natalie's mom, Mrs. Golding, was in the yard in a visor and sunglasses, hosing the hedges. "You girls ride safe," she said, waving as we biked down the drive [...] by a barrier I couldn't pass. I pedaled faster, replaying Mrs. Golding's words: You girls, you girls, you girls. I always winced when I heard those words, as if bitten. Behind them on the road, I tried

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• BA-2 Oral Exams Spring 2026

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 machine remained the mirror [...] 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 –a French engineer presented a

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• Mouchot and the solar cooker

. Zur Publikation angenommen: "Reden ist Silber, Schweigen ist Gold? Ein Forschungsansatz zur Förderung der Reflexion über Mündlichkeit in der videobasierten fremdsprachlichen Lehrer*innenbildung", in