Cooking in caves: Palaeolithic carbonised plant food remains from Franchthi and Shanidar

Remains of Birds from Caves in the Republic of Haiti

Microwave Cooking and Food Safety

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rodents and lagomorphs remains from late pleistocene and early holocene caves and rochshelter sites in the zagros region, iran

in this research the glir,s tooth remains from four caves and rockshelter sites in west and north west of iran have been reported. recent archaeological surveys and excavations by center for paleolithic research of national museum of iran and two other institutions, along other remains, have yielded rich assemblages of microvertebrate remains. the cave sites are yafteh, gar arjeneh and qalaloun...

Dental Calculus Reveals Unique Insights into Food Items, Cooking and Plant Processing in Prehistoric Central Sudan

Accessing information on plant consumption before the adoption of agriculture is challenging. However, there is growing evidence for use of locally available wild plants from an increasing number of pre-agrarian sites, suggesting broad ecological knowledge. The extraction of chemical compounds and microfossils from dental calculus removed from ancient teeth offers an entirely new perspective on...

synthesis of sulfides from alcohols and thiols in solvent-freeconditions and deoxygenation of sulfoxides

کاتالیست یک سنتز جدید برای تیواترها توصیف شده است. واکنش الکل ها با آریل، هتروآریل و آلکیل تیو ل ها درحضور 1،3،5- تری آزو- 2،4،6- تری فسفرین-2،2،4،4،6،6 هگزاکلراید ((tapc به عنوان یک کاتالیست موُثر، بازده های خوب تا عالی از تیواترها را حاصل می کند. علاوه براین، واکنش تحت شرایط بدون فلز و بدون حلال پیش می رود، بنابراین یک مکمل جالب برای روش های شناخته شده سنتز تیواترها ارائه می دهد. یک مکانیسم ا...