Fabrication of periodic nanoparticle clusters using a soft lithographic template

Dae Seok Kim, Apiradee Honglawan, Kyungnam Kim, Mun Ho Kim, Sohee Jeong, Shu Yang, Dong Ki Yoon

Research output: Contribution to journalArticlepeer-review

19 Scopus citations

Abstract

A novel fabrication method has been developed for the preparation of a periodic array of nanoparticle clusters (NPCs) using a sublimable liquid crystal (LC) material. The defect structures of the LC film provide the specific topographical confinement to trap nanoparticles (NPs) and assemble the NPs to generate NPCs during thermal annealing. This system shows a simple regulation of the size of NPCs by varying the concentration of the NP-suspension. Additionally, an illumination system using quantum dots (QDs) is fabricated using the manipulation method reported here.

Original languageEnglish
Pages (from-to)4598-4602
Number of pages5
JournalJournal of Materials Chemistry C
Volume3
Issue number18
DOIs
StatePublished - 14 May 2015
Externally publishedYes

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