Xiao-Xi Qiao, Xiang-Jun Zhang, Ping Chen, Yu Tian, Yong-Gang Meng. Influences of micro-groove size on surface anisotropic wetting behaviors [J]. Acta Physica Sinica, 2020, 69(3): 034702-1
- Acta Physica Sinica
- Vol. 69, Issue 3, 034702-1 (2020)
Fig. 1. Schematic diagram of (a) micro-rectangular-groove surface and (b) the SEM images of the tested surface.微矩形凹槽结构示意图(a)及实际被测表面的SEM图(b)
Fig. 2. Anisotropic wetting behavior on micro-rectangular-groove surface.微矩形凹槽表面各向异性浸润行为
Fig. 3. (a) Schematic diagram of experimental tool; (b) the description of surface anisotropic wetting contact angle.(a)实验测试装置示意图; (b)表面各向异性接触角表征
Fig. 4. Contact angle of smooth silicon surface.光滑硅片表面接触角
Fig. 5. Influences of the groove width (a) and ridge width (b) of micro-rectangular-groove on the surface wetting behavior.(a)微矩形凹槽宽度和(b)肋板宽度对液滴浸润行为的影响
Fig. 6. Influences of solid fraction on surface anisotropic contact angle.微结构表面固体面积比对接触角的影响
Fig. 7. Influences of solid fraction on the ratio of θ ⊥/θ // and droplet deformation ratio L /W .
微结构表面液滴接触角各向异性和变形比变化规律
Fig. 8. Experimental results (a)−(e) and schematic diagrams (f) and (g) of droplet moving processes on 9# micro-rectangular groove surface.
9#微结构表面液滴前进过程的实验结果(a)−(e)及示意图(f)和(g)
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Table 1.
Parameters of micro-rectangular grooves used in the experiments.
微矩形凹槽的尺寸参数
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