Magnetically Responsive Superhydrophobic Surface with Switchable Adhesivity Based on Electrostatic Air Spray Deposition

Author(s):  
Fengjun Chen ◽  
Wang Xiang ◽  
Shaohui Yin ◽  
Shuai Huang
2020 ◽  
Vol 2 (2) ◽  
pp. p160
Author(s):  
Qingmin Pan ◽  
Deyu Tu ◽  
Baohong Tong ◽  
Yongguang Hu ◽  
Tao Wang

Agricultural spray deposition is especially important for pesticide application because low efficiency can lead to environmental pollution, poor biological efficiency and economic loss. The deposition of pesticide spray on the leave surfaces is related to the impact kinetic behavior of droplets. But after considering the deformation of the droplet, how impingement will affect the deposition is an interesting research. In this study, a superhydrophobic surface was used to replace the plant surface that the pesticide droplets may affect. An interface tracking method was proposed to characterize the impingement dynamics behaviors of different ellipsoid droplets impacting on the surface. The maximum spreading coefficient and time of ellipsoidal droplets increased with the raise of their size. A lower sized droplet has a faster spreading rate, while the center of a higher sized droplet is thinner. As the velocity of pesticide increases, maximum spreading coefficient of droplet increases with a decrease in the maximum spreading time of droplet. The simulation results can contribute to provide theoretical basis for improving spray efficiency.


2020 ◽  
Vol 140 (4) ◽  
pp. 179-185
Author(s):  
Hiroshi Yamauchi ◽  
Yugo Okada ◽  
Takashi Tadokoro ◽  
Kazuhiro Kudo

2015 ◽  
Vol E98.C (2) ◽  
pp. 80-85
Author(s):  
Hiroshi YAMAUCHI ◽  
Shigekazu KUNIYOSHI ◽  
Masatoshi SAKAI ◽  
Kazuhiro KUDO

2019 ◽  
Author(s):  
Thomas Emmler ◽  
Charline Wolpert ◽  
Mauricio Schieda ◽  
Maria T. Villa Vidaller ◽  
Stefen Fengler ◽  
...  

2012 ◽  
Vol 28 (9) ◽  
pp. 646-656 ◽  
Author(s):  
T K Thiyagarajan ◽  
P V Ananthapadmanabhan ◽  
K P Sreekumar ◽  
Y Chakravarthy ◽  
A K Das ◽  
...  

Author(s):  
Jing Zhang ◽  
Guiling Li ◽  
Donghai Li ◽  
Xinrui Zhang ◽  
Quhao Li ◽  
...  

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