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. 2007 Sep 1;2(9):461–468. doi: 10.1007/s11671-007-9087-z

Figure 1.

Figure 1

Powder XRD pattern of MoS2 nanofiber bundles prepared at (a) 180 °C for 48 h using Na2S as sulfur source with 0.5 g citric acid. (b) 180 °C for 24 h using H2S as sulfur source. (c) 180 °C for 48 h using Na2S as sulfur source without citric acid. (d) 180 °C for 48 h using Na2S as sulfur source with 1 g citric acid