Binary Self-Assembly of Nanocolloidal Arrays using Concurrent and Sequential Spin Coating Techniques

This paper reports the binary colloid assembly of nanospheres using spin coating techniques. Polystyrene spheres with sizes of 900 and 100 nm were assembled on top of silicon substrates utilizing a spin coater. Two different spin coating processes, namely concurrent and sequential coatings, were emp...

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Main Authors: Shih-Jyun Shen, Demei Lee, Yu-Chen Wu, Shih-Jung Liu
Format: Article
Language:English
Published: MDPI AG 2021-01-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/14/2/274
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author Shih-Jyun Shen
Demei Lee
Yu-Chen Wu
Shih-Jung Liu
author_facet Shih-Jyun Shen
Demei Lee
Yu-Chen Wu
Shih-Jung Liu
author_sort Shih-Jyun Shen
collection DOAJ
description This paper reports the binary colloid assembly of nanospheres using spin coating techniques. Polystyrene spheres with sizes of 900 and 100 nm were assembled on top of silicon substrates utilizing a spin coater. Two different spin coating processes, namely concurrent and sequential coatings, were employed. For the concurrent spin coating, 900 and 100 nm colloidal nanospheres of latex were first mixed and then simultaneously spin coated onto the silicon substrate. On the other hand, the sequential coating process first created a monolayer of a 900 nm nanosphere array on the silicon substrate, followed by the spin coating of another layer of a 100 nm colloidal array on top of the 900 nm array. The influence of the processing parameters, including the type of surfactant, spin speed, and spin time, on the self-assembly of the binary colloidal array were explored. The empirical outcomes show that by employing the optimal processing conditions, binary colloidal arrays can be achieved by both the concurrent and sequential spin coating processes.
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spelling doaj.art-c4cc7fe74852449bbed4648437cd991d2023-12-03T12:24:13ZengMDPI AGMaterials1996-19442021-01-0114227410.3390/ma14020274Binary Self-Assembly of Nanocolloidal Arrays using Concurrent and Sequential Spin Coating TechniquesShih-Jyun Shen0Demei Lee1Yu-Chen Wu2Shih-Jung Liu3Department of Mechanical Engineering, Chang Gung University, Taoyuan 33302, TaiwanDepartment of Mechanical Engineering, Chang Gung University, Taoyuan 33302, TaiwanDepartment of Mechanical Engineering, Chang Gung University, Taoyuan 33302, TaiwanDepartment of Mechanical Engineering, Chang Gung University, Taoyuan 33302, TaiwanThis paper reports the binary colloid assembly of nanospheres using spin coating techniques. Polystyrene spheres with sizes of 900 and 100 nm were assembled on top of silicon substrates utilizing a spin coater. Two different spin coating processes, namely concurrent and sequential coatings, were employed. For the concurrent spin coating, 900 and 100 nm colloidal nanospheres of latex were first mixed and then simultaneously spin coated onto the silicon substrate. On the other hand, the sequential coating process first created a monolayer of a 900 nm nanosphere array on the silicon substrate, followed by the spin coating of another layer of a 100 nm colloidal array on top of the 900 nm array. The influence of the processing parameters, including the type of surfactant, spin speed, and spin time, on the self-assembly of the binary colloidal array were explored. The empirical outcomes show that by employing the optimal processing conditions, binary colloidal arrays can be achieved by both the concurrent and sequential spin coating processes.https://www.mdpi.com/1996-1944/14/2/274binary colloidal arraypolystyrene nanospherespin coatingconcurrent and sequential coatingprocess optimization
spellingShingle Shih-Jyun Shen
Demei Lee
Yu-Chen Wu
Shih-Jung Liu
Binary Self-Assembly of Nanocolloidal Arrays using Concurrent and Sequential Spin Coating Techniques
Materials
binary colloidal array
polystyrene nanosphere
spin coating
concurrent and sequential coating
process optimization
title Binary Self-Assembly of Nanocolloidal Arrays using Concurrent and Sequential Spin Coating Techniques
title_full Binary Self-Assembly of Nanocolloidal Arrays using Concurrent and Sequential Spin Coating Techniques
title_fullStr Binary Self-Assembly of Nanocolloidal Arrays using Concurrent and Sequential Spin Coating Techniques
title_full_unstemmed Binary Self-Assembly of Nanocolloidal Arrays using Concurrent and Sequential Spin Coating Techniques
title_short Binary Self-Assembly of Nanocolloidal Arrays using Concurrent and Sequential Spin Coating Techniques
title_sort binary self assembly of nanocolloidal arrays using concurrent and sequential spin coating techniques
topic binary colloidal array
polystyrene nanosphere
spin coating
concurrent and sequential coating
process optimization
url https://www.mdpi.com/1996-1944/14/2/274
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