Figure 1.
XRD patterns of the products prepared at 180 °C for 6 h (a) pure Bi2Te3, (b) Bi2Te3/Bi core-shell, (c) Bi2Te3/AgBiTe2 heterostructure (5% AgNO3), and (d) Bi2Te3/AgBiTe2 heterostructure (10% AgNO3).
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