Nonclassical solid-state organic crystallization via particle migration and disintegration

Jae In Yoo, Jincheol Jang, Junoh Shim, Vitaly P. Panov, Sundararajan Parani, Sunkook Kim, Jang Kun Song

Research output: Contribution to journalArticlepeer-review

Abstract

Crystallization processes of organic molecules remain inadequately understood compared to their inorganic counterparts. Recent discoveries challenging classical theories of crystallization underscore the complexity of organic crystallization mechanism. We herein report the growth of rod-shaped diethyl 2,5-dihydroxyterephthalate (DDT) crystals at room temperature. Utilizing in-situ atomic force microscope (AFM) imaging, we observed multifaceted crystal growth which includes coalescence, ripening, and the long-range migration of micro-sized DDT particles. Additionally, we noted their simultaneous disintegration into nanoclusters before integrating into larger crystals. This study offers fresh insights into the non-classical crystallization processes of organic molecules.

Original languageEnglish
Article number134390
JournalColloids and Surfaces A: Physicochemical and Engineering Aspects
Volume697
DOIs
Publication statusPublished - 20 Sept 2024
Externally publishedYes

Keywords

  • In-situ imaging
  • Nanocluster
  • Non-classical crystallization
  • Organic crystals
  • Thin films

ASJC Scopus subject areas

  • Surfaces and Interfaces
  • Physical and Theoretical Chemistry
  • Colloid and Surface Chemistry

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