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High and mighty: Octahedral SnO(2) particles bound by high-index {332} facets were synthesized by a simple hydrothermal route using SnCl(2)⋅5 H(2)O as the tin salt with the assistance of hydrochloric acid and poly(vinylpyrrolidone). These particles show excellent selective gas sensing performance because they have large numbers of dangling bonds on their surfaces.
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Han et al. (2012) studied this question.
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