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PbS nanorods with a diameter of 20–50 nm have been synthesized successfully by surfactant-assisted hydrothermal route. The product was over 90% yield according to the amount of Pb(CH 3 CHOO) 2 used. Experiments showed that the concentration of N-cetyl-N,N,N-trimethyl- ammonium bromide (CTAB) and thiourea (Tu), reaction time and sulfur sources played important roles in the formation...
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