• Acta Physica Sinica
  • Vol. 68, Issue 10, 106401-1 (2019)
Bang-Kun Bei1, Hua-Guang Wang1、2, and Ze-Xin Zhang1、2、*
Author Affiliations
  • 1Centre for Soft Condensed Matter Physics and Interdisciplinary Research, Soochow University, Suzhou 215006, China
  • 2College of Chemistry, Chemical Engineering and Materials Science, Soochow University, Suzhou 215123, China
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    DOI: 10.7498/aps.68.20190304 Cite this Article
    Bang-Kun Bei, Hua-Guang Wang, Ze-Xin Zhang. Two-dimensional crystallization in finite-sized colloidal systems[J]. Acta Physica Sinica, 2019, 68(10): 106401-1 Copy Citation Text show less
    Bright-field micrographs of the finite-sized two-dimensional colloidal systems: (a) Liquid phase at t = 0 s; (b) crystal phase at t = 1300 s. t is the crystallization time. The scale bar is 10 μm.二维有限尺寸胶体体系的明场显微镜照片 (a) t = 0 s时的液态; (b) t = 1300 s时的晶态, t为结晶时间, 图中标尺为10 μm
    Fig. 1. Bright-field micrographs of the finite-sized two-dimensional colloidal systems: (a) Liquid phase at t = 0 s; (b) crystal phase at t = 1300 s. t is the crystallization time. The scale bar is 10 μm. 二维有限尺寸胶体体系的明场显微镜照片 (a) t = 0 s时的液态; (b) t = 1300 s时的晶态, t为结晶时间, 图中标尺为10 μm
    Pair correlation function g(r) at different times of crystallization.不同结晶时刻的径向分布函数g(r)
    Fig. 2. Pair correlation function g(r) at different times of crystallization. 不同结晶时刻的径向分布函数g(r)
    Snapshots of Voronoi diagram at different times. The color code indicates the number of nearest neighbors for the particles (see the legend).不同结晶时刻的泰森多边形分布图, 图中的色标表示粒子的最近邻粒子的个数(参见图标)
    Fig. 3. Snapshots of Voronoi diagram at different times. The color code indicates the number of nearest neighbors for the particles (see the legend).不同结晶时刻的泰森多边形分布图, 图中的色标表示粒子的最近邻粒子的个数(参见图标)
    The fraction of particles with 6 nearest neighbors versus crystallization time. The red line is a guide to the eye.近邻粒子数为6的粒子数占总粒子数的比例随结晶时间的变化, 两段不同斜率的红色线条表明, 体系结构变化大约分为两个阶段: 先快后慢
    Fig. 4. The fraction of particles with 6 nearest neighbors versus crystallization time. The red line is a guide to the eye.近邻粒子数为6的粒子数占总粒子数的比例随结晶时间的变化, 两段不同斜率的红色线条表明, 体系结构变化大约分为两个阶段: 先快后慢
    Snapshots of orientational order parameter at different times of crystallization. The color of particles represents the value of (see the color bar).体系取向序参量随时间分布图, 颜色代表粒子取向序参量值(参见色带图)
    Fig. 5. Snapshots of orientational order parameter at different times of crystallization. The color of particles represents the value of (see the color bar). 体系取向序参量随时间分布图, 颜色代表粒子取向序参量 值(参见色带图)
    The time-dependent averaged orientational order parameter, . The red line is a guide to the eye.粒子取向序参量的平均值随结晶时间的变化
    Fig. 6. The time-dependent averaged orientational order parameter, . The red line is a guide to the eye. 粒子取向序参量的平均值随结晶时间的变化
    The distribution of orientational order parameter at different crystallization times.取向序参量的值在不同结晶时刻的分布
    Fig. 7. The distribution of orientational order parameter at different crystallization times.取向序参量的值在不同结晶时刻的分布
    Bang-Kun Bei, Hua-Guang Wang, Ze-Xin Zhang. Two-dimensional crystallization in finite-sized colloidal systems[J]. Acta Physica Sinica, 2019, 68(10): 106401-1
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