Opto-Electronic Engineering, Volume. 50, Issue 3, 220326(2023)

Research and application advances of photo-responsive droplet manipulation functional surface

Chen Zhang1、*, Tong Wen1, Zezhi Liu1, Wenping Gao1, Xinkong Wang1, Ziyu Li1, Cuifang Kuang2, Kaige Wang1, and Jintao Bai1、**
Author Affiliations
  • 1Institute of Photonics & Photon Technology, Northwest University, Xi’an, Shaanxi 710127, China
  • 2College of Optical Science and Engineering, Zhejiang University, Hangzhou, Zhejiang 310007, China
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    Figures & Tables(29)
    Development of photo-responsive droplet manipulation functional surface
    Schematic of droplet transportation by wetting gradient force[41]. (a) Contact angle of equilibrium droplet; (b) Gradient force upon droplet induced by photo-thermal effect; (c) Stress analysis of droplet transportation
    Mechanism of droplet manipulation on photo-thermal paraffin phase-change ultra-slippery surface[45]. (a) Stress analysis of droplet sliding; (b) Sliding of droplets in different paraffin phase
    Photo-thermal bouncing of droplet on a cavity trap-assisted superhydrophobic surface[48]
    Mechanism of wettability conversion in the photo-thermal shape-memory polymer functional surface[40]
    Schematic of droplet manipulation on photo-pyroelectric functional surface[39]. (a) Generation of dielectric electrophoresis force; (b) Manipulation process
    Mechanism of droplet manipulation on photo-voltaic functional surface[51]. (a) Sketch of the donor and acceptor levels of iron impurities and electron transport; (b) Schematic of directional photoexcitation of an Fe2+ impurity in the lithium niobate crystal, schematic of photo-voltaic electric field lines near the surface for (c) an x-cut crystal and (d) a z-cut crystal
    Electric wettability translation modulated by photo-pyroelectric effect[53]
    Structure and operation of photo-thermal droplet manipulation surfaces which are categorized as the (a) silicone oil infusion[37], (b) paraffin infusion[38], and (c) shape-memory[40]
    Laser ablation machining of micro and nano functional surfaces. (a) Schematic of laser ablation[40] ; (b) Femto laser ablation[40]; (c) Picosecond laser ablation[50]; (d) Nanosecond laser ablation[47]
    Reverse moulding of photo-thermal layer micro-nano functional structure with AAO[41]
    Variation of contact and sliding angle of droplet on photo-thermal functional surface lubricant layers. (a) Non-phase transition lubricant layer[41]; (b) Phase transition lubricant layer[56]
    Structure and operation of photo-electric droplet manipulation surfaces which are categorized as the (a) photo-pyroelectric dielectric electrophoresis force[39], (b) photo-voltaic dielectric electrophoresis force[51], (c) photo-pyroelectric wettability[53], and (d) photo-conductive electric wettability[61]
    Image of micro-nano structures on superhydrophobic surface[39]
    Basic functional units of photo-conductive electric wettability surface[61]
    Transportation of different droplets by light with (a) lubricant infused functional surface[37], (b) photo-pyroelectric dielectric electrophoresis force functional surface[66], and (c) tunnel based on lubricant infused material[67]
    Droplet merging and splitting with light[39]. (a) Merging of droplets; (b) Splitting of droplet; (c) Dispensing of droplet
    Capture and release of droplets. (a) Selective releasing of droplet with light remote control[40]; (b) Capture and lossless transfer with optical pipet[53]
    Manipulate a droplet to move a cargo, go through a tunnel, and clean the stains[70]
    Motion of liquid metal “vehicle robot” in liquid condition with light manipulation [71]
    Photo-responsive LMs "engine"[72]. (a) Motion of plastic boat with laser pumped “engine”; (b) Nonlinear movement of two-engine plastic boat pumped by sunlight
    Cell culture chip based on photo-responsive droplet manipulation functional surface[38]
    Photo-responsive micro-fluidic biological chip[76]. (a) Construction and operation of fluidic chip; (b) Thrombin culture and monitor experiment; (c) Cell in situ stimulation and detection experiment
    Photo-responsive droplet fusion and reaction control of chemical reagents[62]
    Photo-responsive automatic sampling chemical reaction chip[45]. (a) Photograph of the chip; (b)~(h) Automatic liquid feeding process based on optical response
    Photo-responsive functional surface for CdS nanocrystal chemical synthesis[81]. (a) Schematic diagram of droplet manipulation;(b) Physical diagram and transmission electron microscopy image of CdS nanocrystals; (c) Parallel detection of multi samples
    Under-water bubble manipulation based on photo-responsive droplet manipulation functional surface[82]
    Microparts assembly by controllable bubbles based on photo-thermal functional surface[83]
    Light navigated bubble bouncing within water based on thermally conductive surface[84]
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    Chen Zhang, Tong Wen, Zezhi Liu, Wenping Gao, Xinkong Wang, Ziyu Li, Cuifang Kuang, Kaige Wang, Jintao Bai. Research and application advances of photo-responsive droplet manipulation functional surface[J]. Opto-Electronic Engineering, 2023, 50(3): 220326

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    Paper Information

    Category: Article

    Received: Dec. 2, 2022

    Accepted: Feb. 10, 2023

    Published Online: May. 4, 2023

    The Author Email:

    DOI:10.12086/oee.2023.220326

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