As shown in Table 1 , with enhancing the calcination temperature, the Fe/O mass ratio of the composite FeO x material showed a trend of initially decreasing and then increasing, indicating that the content of α-Fe 2 O 3 first increased and then decreased.
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Magnetic Carbon Quantum Dots/Iron Oxide Composite Based on Waste Rice Noodle and Iron Oxide Scale: Preparation and Photocatalytic Capability.
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