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Constrained growth of the PMMA photonic crystals

  • Northwestern Polytechnical University Xian

科研成果: 书/报告/会议事项章节 › 会议稿件 › 同行评审

摘要

The constrained growth was observed during the formation process of the photonic crystals from the monodispersed PMMA colloidal microsphere and a controllable vertical deposition (CVD) technology was developed to prepare the photonic crystal based on these growth behaviors and the PMMA colloid particles with size of 345nm were assembled into the 3-D arrays. The transmittance spectrum of the typical sample exhibited an enlarged transmission mode. Their SEM observation revealed that the bulk structure of the crystalline array had a high periodical and long range order, the perfect order zone was above 20μm and the surface of the crystal was complete flat and had only two vacancies in the 3×5 μm order zone. The growth interface analysis indicated that the colloidal spheres sedimented subsequently and the drying front between the suspension and crystal moved at a constant velocity with time. The crystals developed by the continuous growth mechanism and the growing crystals had rough interface during the process of controllable vertical deposition.

源语言英语
主期刊名Nanoscience and Technology
出版商Trans Tech Publications Ltd
页433-436
页数4
版本PART 1
ISBN(印刷版)3908451302, 9783908451303
DOI
出版状态已出版 - 2007
活动China International Conference on Nanoscience and Technology, ChinaNANO 2005 - Beijing, 中国
期限: 9 6月 2005 → 11 6月 2005

丛书

姓名Solid State Phenomena
编号PART 1
卷121-123
ISSN(印刷版)1012-0394

会议

会议China International Conference on Nanoscience and Technology, ChinaNANO 2005
国家/地区中国
市Beijing
时期9/06/05 → 11/06/05

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