Self-assembled three-dimensional structures of single-crystalline ZnS submicrotubes formed by coalescence of ZnS nanowires

Guozhen Shen*, Yoshio Bando, Dmitri Golberg

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

76 Citations (Scopus)

Abstract

Self-assembled three-dimensional (3D) dandelionlike ZnS structures have been successfully synthesized by a simple thermochemical process using ZnS and Ge powders as the source material. The as-synthesized dandelionlike structures consist of radially aligned ZnS submicrotubes with well-faceted hexagonal cross sections, which are formed by the coalescence of neighboring ZnS nanowires. A two-step self-assembly process was proposed to explain the formation mechanism. The as-synthesized 3D dandelionlike ZnS structures show strong green emission centered at about 550 nm as well as a weak emission at 720 nm.

Original languageEnglish
Article number123107
JournalApplied Physics Letters
Volume88
Issue number12
DOIs
Publication statusPublished - 20 Mar 2006
Externally publishedYes

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