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Conversion Reactions of Atomically Precise Semiconductor Clusters
Accounts of Chemical Research ( IF 16.4 ) Pub Date : 2018-11-02 00:00:00 , DOI: 10.1021/acs.accounts.8b00365
Max R. Friedfeld 1 , Jennifer L. Stein 1 , Andrew Ritchhart 1 , Brandi M. Cossairt 1
Affiliation  

Clusters are unique molecular species that can be viewed as a bridge between phases of matter and thus between disciplines of chemistry. The structural and compositional complexity observed in cluster chemistry serves as an inspiration to the material science community and motivates our search for new phases of matter. Moreover, the formation of kinetically persistent cluster molecules as intermediates in the nucleation of crystals makes these materials of great interest for determining and controlling mechanisms of crystal growth. Our lab developed a keen interest in clusters insofar as they relate to the nucleation of nanoscale semiconductors and the modeling of postsynthetic reaction chemistry of colloidal materials. In particular, our discovery of a structurally unique In37P20X51 (X = carboxylate) cluster en route to InP quantum dots has catalyzed our interest in all aspects of cluster conversion, including the use of clusters as precursors to larger nanoscale colloids and as platforms for examining postsynthetic reaction chemistry.

中文翻译:

原子精确的半导体簇的转化反应

团簇是独特的分子种类,可以看作物质相之间以及化学学科之间的桥梁。团簇化学中观察到的结构和成分复杂性为材料科学界提供了灵感,并激发了我们对物质新阶段的探索。此外,动力学上持久的簇分子作为晶体成核中的中间体的形成,使得这些材料对于确定和控制晶体生长的机理引起了极大的兴趣。我们的实验室对簇与纳米级半导体的成核以及胶体材料的合成后反应化学建模相关,引起了浓厚的兴趣。特别是,我们发现了结构独特的In 37 P 20 X到InP量子点的过程中有51个(X =羧酸盐)簇催化了我们对簇转换的所有方面的兴趣,包括使用簇作为较大纳米级胶体的前体以及用作检查合成后反应化学的平台。
更新日期:2018-11-02
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