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Hace 12 horas · Works created prior to the 18th century are listed in Time travel § History of the time travel concept . A guardian angel travels back to the year 1728, with letters from 1997 and 1998. An unnamed man falls asleep and finds himself in a Paris of the future. Play - A good fairy sends people forward to the year 7603 AD. [1]
Hace 12 horas · Thin-film solar cells are made by depositing one or more thin layers (thin films or TFs) of photovoltaic material onto a substrate, such as glass, plastic or metal. Thin-film solar cells are typically a few nanometers to a few microns thick–much thinner than the wafers used in conventional crystalline silicon (c-Si) based solar cells, which can be up to 200 μm thick.
Hace 12 horas · Bali (/ ˈ b ɑː l i /; Balinese: ᬩᬮᬶ) is a province of Indonesia and the westernmost of the Lesser Sunda Islands.East of Java and west of Lombok, the province includes the island of Bali and a few smaller offshore islands, notably Nusa Penida, Nusa Lembongan, and Nusa Ceningan to the southeast. The provincial capital, Denpasar, is the most populous city in the Lesser Sunda Islands and ...
Hace 12 horas · Medical condition Alcoholism Other names Alcohol addiction, alcohol dependence syndrome, alcohol use disorder (AUD) A French temperance organisation poster depicting the effects of alcoholism in a family, c. 1915: "Ah! When will we be rid of alcohol?" Specialty Psychiatry, clinical psychology, toxicology, addiction medicine Symptoms Drinking large amounts of alcohol over a long period ...
Hace 12 horas · Niobium is a chemical element; it has symbol Nb (formerly columbium, Cb) and atomic number 41. It is a light grey, crystalline, and ductile transition metal. Pure niobium has a Mohs hardness rating similar to pure titanium, [5] and it has similar ductility to iron. Niobium oxidizes in Earth's atmosphere very slowly, hence its application in ...
Hace 12 horas · Belgium, officially the Kingdom of Belgium, is a country in Northwestern Europe.The country is bordered by the Netherlands to the north, Germany to the east, Luxembourg to the southeast, France to the south, and the North Sea to the west. It covers an area of 30,689 km 2 (11,849 sq mi) and has a population of more than 11.5 million, making it the 22nd most densely populated country in the ...
Hace 12 horas · A ship is a watercraft or spacecraft that travels the world's oceans and other navigable waterways or outer space, carrying cargo or passengers, or in support of specialized missions, such as defense, research and fishing.Ships are generally distinguished from boats, based on size, shape, load capacity and purpose.Ships have supported exploration, trade, warfare, migration, colonization, and ...
