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Crude oil prices have been fluctuating over time and by a large range. It is the disorganization of oil price series that makes it difficult to deduce the changing trends of oil prices in the middle- and long-terms and predict their price levels in the short-term. Following a price-state...
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Sn doping MnNiFeO 4 NTC ceramic was prepared by the low temperature solid phase reaction route(LTSPR). The as-synthesized powder precursors were characterized by TG-DSC, FTIR and XRD. The crystalline phase and microstructure were characterized by XRD, SEM, EDS and XPS for the sintered pellets....
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Crude oil prices have been fluctuating over time and by a large range. It is the disorganization of oil price series that makes it difficult to deduce the changing trends of oil prices in the middle- and long-terms and predict their price levels in the short-term. Following a price-state...
Persistent link: https://www.econbiz.de/10013115494