Smart surfaces with reversibly switchable wettability: Concepts, synthesis and applications

Advances in Colloid and Interface Science - Tập 300 - Trang 102584 - 2022
Hui Liu1,2, Li Zhang1,2, Jianying Huang3, Jiajun Mao4, Zhong Chen5, Qinghui Mao1,2, Mingzheng Ge1,2, Yuekun Lai3
1National & Local Joint Engineering Research Center of Technical Fiber Composites for Safety and Health, School of Textile & Clothing, Nantong University, Nantong 226019, PR China
2National Manufacturing Innovation Center of Advanced Dyeing and Finishing Technology, Taian 271000, PR China
3National Engineering Research Center of Chemical Fertilizer Catalyst (NERC-CFC), College of Chemical Engineering, Fuzhou 350116, PR China
4Key Laboratory of Bio-Inspired Smart Interfacial Science and Technology of Ministry of Education, School of Chemistry, Beihang University, Beijing 100191, PR China
5School of Materials Science and Engineering, Nanyang Technological University, 50 Nanyang Avenue, 639798 Singapore, Singapore

Tài liệu tham khảo

Barthlott, 1997, Purity of the sacred lotus, or escape from contamination in biological surfaces, Planta, 202, 1, 10.1007/s004250050096 Huang, 2007, Improved broadband and quasi-omnidirectional anti-reflection properties with biomimetic silicon nanostructures, Nat Nanotechnol, 2, 770, 10.1038/nnano.2007.389 Hiller, 2002, Reversibly erasable nanoporous anti reflection coatings from polyelectrolyte multilayers, Nat Mater, 1, 59, 10.1038/nmat719 Srinivasarao, 2001, Three-dimensionally ordered array of air bubbles in a polymer film, Science, 292, 79, 10.1126/science.1057887 Daly, 2016, Taming self-organization dynamics to dramatically control porous architectures, ACS Nano, 10, 3087, 10.1021/acsnano.5b06082 Nishimoto, 2013, Bioinspired self-cleaning surfaces with superhydrophobicity, superoleophobicity, and superhydrophilicity, RSC Adv, 3, 671, 10.1039/C2RA21260A Yang, 2021, Direct ink writing of fluoropolymer/CNT-based superhydrophobic and corrosion-resistant electrodes for droplet energy harvesters and self-powered electronic skins, Nano Energy, 86, 10.1016/j.nanoen.2021.106095 Hedrick, 2016, Hard transparent arrays for polymer pen lithography, ACS Nano, 10, 3144, 10.1021/acsnano.6b00528 Kim, 2016, Independent control of topography for 3D patterning of the ECM microenvironment, Adv Mater, 28, 132, 10.1002/adma.201503950 Liu, 2018, Independent Control of Topography for 3D Patterning of the ECM Microenvironment, Adv Funct Mater, 28, 1707415, 10.1002/adfm.201707415 Liu, 2017, Robust translucent superhydrophobic PDMS/PMMA film by facile one-step spray for self-cleaning and efficient emulsion separation, Chem Eng J, 330, 26, 10.1016/j.cej.2017.07.114 Liu, 2019, Transparent antibacterial nanofiber air filters with highly efficient moisture resistance for sustainable particulate matter capture, iScience, 19, 214, 10.1016/j.isci.2019.07.020 Cheng, 2021, Rapid and persistent suction condensation on hydrophilic surfaces for high-efficiency water collection, Nano Lett, 21, 7411, 10.1021/acs.nanolett.1c01928 Wang, 2005, Controlled texturing modifies the surface topography and plasmonic properties of Au nanoshells, J Phys Chem B, 109, 11083, 10.1021/jp051466c Sondergaard, 2012, Plasmonic black gold by adiabatic nanofocusing and absorption of light in ultra-sharp convex grooves, Nat Commun, 3, 969, 10.1038/ncomms1976 Wong, 2017, Omnidirectional large-scale self-assembly of superoleophobic nanotextures, ACS Nano, 11, 587, 10.1021/acsnano.6b06715 Passeri, 2015, Polyaniline–nanodiamond fibers resulting from the self-assembly of nano-fibrils: a nanomechanical study, Nanoscale, 7, 14358, 10.1039/C5NR02096D Huang, 2015, Stimuli-responsive surfaces for tunable and reversible control of wettability, Adv Mater, 27, 4062, 10.1002/adma.201501578 Lou, 2020, External stimuli responsive liquid-infused surfaces switching between slippery and nonslippery states: fabrications and applications, Adv Funct Mater, 30, 1901130, 10.1002/adfm.201901130 Liu, 2017, Nature-inspired superwettability systems, Nat Rev Mater, 2, 17036, 10.1038/natrevmats.2017.36 Wang, 2015, Bioinspired surfaces with superwettability: new insight on theory, design, and applications, Chem Rev, 115, 8230, 10.1021/cr400083y Liu, 2019, Probing effects of molecular-level heterogeneity of surface hydrophobicity on hydrophobic interactions in air/water/solid systems, J Colloid Interface Sci, 557, 438, 10.1016/j.jcis.2019.09.034 He, 2021, Rational designed structured superhydrophobic iron oxide surface towards sustainable anti-corrosion and self-cleaning, Chem Eng J, 416, 10.1016/j.cej.2020.127768 Ni, 2021, Underwater, multifunctional superhydrophobic sensor for human motion detection, ACS Appl Mater Interfaces, 13, 4740, 10.1021/acsami.0c19704 Jiang, 2019, Multifunctional Janus microplates arrays actuated by magnetic fields for water/light switches and bio-inspired assimilatory coloration, Adv Mater, 3, 1807507, 10.1002/adma.201807507 Le, 2019, Recent progress in biomimetic anisotropic hydrogel actuators, Adv Sci, 6, 1801584, 10.1002/advs.201801584 Mulakkal, 2018, Responsive cellulose-hydrogel composite ink for 4D printing, Mater Des, 160, 108, 10.1016/j.matdes.2018.09.009 Chen, 2015, Switchable wettability of the honeybee’s tongue surface regulated by erectable glossal hairs, J Insect Sci, 15, 164, 10.1093/jisesa/iev143 Gong, 2019, Chen L Highly porous, hydrophobic, and compressible cellulose nanocrystals/poly (vinyl alcohol) aerogels as recyclable absorbents for oil–water separation, ACS Sustain Chem Eng, 7, 11118, 10.1021/acssuschemeng.9b00066 Xin, 2010, Reversibly switchable wettability, Chem Soc Rev, 39, 769, 10.1039/B913622C Zhang, 2021, Dopamine-triggered hydrogels with unprecedented optical transparency, self-adhesion and thermo-response as intelligent, flexible skin-like sensors, ACS Nano, 15, 1785, 10.1021/acsnano.0c09577 Darmanin, 2014, Wettability of conducting polymers: From superhydrophilicity to superoleophobicity, Prog Polym Sci, 39, 656, 10.1016/j.progpolymsci.2013.10.003 Zhang, 2020, Mussel-inspired hydrogels: From design principles to practical applications, Chem Soc Rev, 49, 3605, 10.1039/C9CS00849G Li, 2021, Advanced progress of green textile with special wettability, Chem J Chinese Universities, 42, 1043 Li, 2017, External-field-induced gradient wetting for controllable liquid transport: from movement on the surface to penetration into the surface, Adv Mater, 29, 1703802, 10.1002/adma.201703802 Caputo, 2008, Reversible wettability changes in colloidal TiO2 nanorod thin-film coatings under selective UV laser irradiation, J Phys Chem C, 112, 701, 10.1021/jp0777061 Lin, 2002, Electric field induced dewetting at polymer/polymer interfaces, Macromolecules, 35, 6255, 10.1021/ma020311p Young, 1805, An essay on the cohesion of fluids, Philos Trans R Soc, 95, 65, 10.1098/rstl.1805.0005 Genzer, 2006, Recent developments in superhydrophobic surfaces and their relevance to marine fouling: a review, Biofouling, 22, 339, 10.1080/08927010600980223 Wenzel, 1936, Resistance of solid surfaces to wetting by water, Ind Eng Chem Res, 28, 988, 10.1021/ie50320a024 Cassie, 1944, Superomniphobic surfaces for effective chemical shielding, Trans Faraday Soc, 40, 546, 10.1039/tf9444000546 Pan, 2012, Superomniphobic surfaces for effective chemical shielding, J Am Chem Soc, 135, 578, 10.1021/ja310517s Liu, 2009, Bioinspired design of a superoleophobic and low adhesive water/solid interface, Adv Mater, 21, 665, 10.1002/adma.200801782 Jung, 2009, Wetting behavior of water and oil droplets in three-phase interfaces for hydrophobicity/philicity and oleophobicity/philicity, Langmuir, 25, 14165, 10.1021/la901906h Wang, 2014, Biomimetic super-lyophobic and super-lyophilic materials applied for oil/water separation: A new strategy beyond nature, Chem Soc Rev, 44, 336, 10.1039/C4CS00220B Liu, 2010, Recent developments in bio-inspired special wettability, Chem Soc Rev, 39, 3240, 10.1039/b917112f Xue, 2012, Recent developments in polymeric superoleophobic surfaces, J Polym Sci Pol Phys, 50, 1209, 10.1002/polb.23115 Vogler, 1998, Structure and reactivity of water at biomaterial surfaces, Adv Colloid Interface, 74, 69, 10.1016/S0001-8686(97)00040-7 Su, 2016, Bioinspired interfaces with superwettability: from materials to chemistry, J Am Chem Soc, 138, 1727, 10.1021/jacs.5b12728 Jia, 2017, Membrane-based strategy for efficient ionic liquids/water separation assisted by superwettability, Adv Funct Mater, 27, 1606544, 10.1002/adfm.201606544 Wang, 2016, A general strategy for the separation of immiscible organic liquids by manipulating the surface tensions of nanofibrous membranes, Angew Chem Int Ed, 54, 14732, 10.1002/anie.201506866 Hayes, 2003, Video-speed electronic paper based on electrowetting, Nature, 425, 383, 10.1038/nature01988 Krupenkin, 2004, From rolling ball to complete wetting: the dynamic tuning of liquids on nanostructured surfaces, Langmuir, 20, 3824, 10.1021/la036093q Krupenkin, 2007, Reversible wetting-dewetting transitions on electrically tunable superhydrophobic nanostructured surfaces, Langmuir, 23, 9128, 10.1021/la7008557 Tian, 2009, Patterned wettability transition by photoelectric cooperative and anisotropic wetting for liquid reprography, Adv Mater, 21, 3744, 10.1002/adma.200900022 Hao, 2014, Electrowetting on liquid-infused film (EWOLF): Complete reversibility and controlled droplet oscillation suppression for fast optical imaging, Sci Rep, 4, 1, 10.1038/srep06846 Li, 2019, Ionic-surfactant-mediated electro-dewetting for digital microfluidics, Nature, 572, 507, 10.1038/s41586-019-1491-x Tan, 2011, Formation of dual-responsive polystyrene/polyaniline microspheres with sea urchin-like and core-shell morphologies, Polymer, 52, 4770, 10.1016/j.polymer.2011.08.050 Xu, 2005, Reversible conversion of conducting polymer films from superhydrophobic to superhydrophilic, Angew Chem Int Ed, 44, 6009, 10.1002/anie.200500868 Xu, 2008, Electrically tunable polypyrrole inverse opals with switchable stopband, conductivity, and wettability, Chem Mater, 20, 3554, 10.1021/cm800444a Chang, 2011, A superhydrophobic to superhydrophilic in situ wettability switch of microstructured polypyrrole surfaces, Macromol Rapid Commun, 32, 718, 10.1002/marc.201000716 Pernites, 2011, Superhydrophobic-superoleophilic polythiophene films with tunable wetting and electrochromism, Adv Mater, 23, 3207, 10.1002/adma.201100469 Wang, 2019, In situ reversible underwater superwetting transition by electrochemical atomic alternation, Nat Commun, 10, 1212, 10.1038/s41467-019-09201-1 Lin, 2015, Electricity-induced switchable wettability and controllable water permeation based on 3D copper foam, Chem Commun, 51, 16237, 10.1039/C5CC07094E Santos, 2013, Micro/nano-structured polypyrrole surfaces on oxidizable metals as smart electroswitchable coatings, ACS Appl Mater Interfaces, 5, 10159, 10.1021/am402846n Taleb, 2014, Elaboration of voltage and ion exchange stimuli-responsive conducting polymers with selective switchable liquid-repellency, ACS Appl Mater Interfaces, 6, 7953, 10.1021/am501279h Zeng, 2018, Wen X novel pH-responsive smart fabric: from switchable wettability to controllable on-demand oil/water separation, ACS Sustain Chem Eng, 7, 368, 10.1021/acssuschemeng.8b03675 Yan, 2018, A magnetic pH-induced textile fabric with switchable wettability for intelligent oil/water separation, Chem Eng J, 347, 52, 10.1016/j.cej.2018.04.021 Ma, 2019, Flexible, durable and magnetic nanofibrous membrane with pH-switchable wettability for efficient on-demand oil/water separation, Environ Sci-Nano, 6, 3699, 10.1039/C9EN01023H Liu, 2017, A smart switchable bioinspired copper foam responding to different pH droplets for reversible oil–water separation, J Mater Chem A, 5, 2603, 10.1039/C6TA10772A Jin, 2019, Smart amphiphilic random copolymer-coated sponge with pH-switchable wettability for on-demand oil/water separation, Langmuir, 35, 14473, 10.1021/acs.langmuir.9b02583 Zhang, 2012, Smart surfaces with switchable superoleophilicity and superoleophobicity in aqueous media: toward controllable oil/water separation, NPG Asia Mater, 4, e8, 10.1038/am.2012.14 Li, 2015, Smart fiber membrane for ph-induced oil/water separation, ACS Appl Mater Interfaces, 7, 19643, 10.1021/acsami.5b04146 Uhlmann, 2006, Surface functionalization by smart coatings: stimuli-responsive binarypolymer brushes, Prog Org Coat, 55, 168, 10.1016/j.porgcoat.2005.09.014 Gil, 2004, Stimuli-reponsive polymers and their bioconjugates, Prog Polym Sci, 29, 1173, 10.1016/j.progpolymsci.2004.08.003 Tantavichet, 2001, Proton uptake by poly(2-vinylpyridine) coatings, J Appl Polym Sci, 81, 1493, 10.1002/app.1577 Gohy, 2002, Stimuli-responsive aqueous micelles from an ABC metallo-supramoleculartri block copolymer, Macromolecules, 35, 9748, 10.1021/ma021175r Franck-Lacaze, 2009, Determination of the pK(a) of poly (4-vinylpyridine)-based weak anion exchange membranes for the investigation of the side proton leakage, J Membr Sci, 326, 650, 10.1016/j.memsci.2008.10.054 Pinkrah, 2003, Physicochemical properties of poly(N-isopropylacrylamide-co-4-vinylpyridine) cationic polyelectrolyte colloidal microgels, Langmuir, 19, 585, 10.1021/la026283l Zhu, 2015, Graphene foam with switchable oil wettability for oil and organic solvents recovery, Adv Funct Mater, 25, 597, 10.1002/adfm.201403864 Cai, 2018, A smart membrane with antifouling capability and switchable oil wettability for high-efficiency oil/water emulsions separation, J Membr Sci, 555, 69, 10.1016/j.memsci.2018.03.042 Zhang, 2008, Wettability switching between high hydrophilicity at low pH and high hydrophobicity at high pH on surface based on pH-responsive polymer, Chem Commun, 10, 1199, 10.1039/b716681h Lee, 2012, Electrospun smart fabrics that display pH-responsive tunable wettability, Soft Matter, 8, 10238, 10.1039/c2sm26625c Lee, 2002, Structure of pH-dependent block copolymer micelles: charge and ionic strength dependence, Macromolecules, 35, 8540, 10.1021/ma0114842 Yan, 2017, Fabrication of pH-responsive hydrophilic/hydrophobic janus cotton fabric via plasma-induced graft polymerization, Mater Lett, 208, 46, 10.1016/j.matlet.2017.05.029 Dang, 2016, In situ and ex situ ph-responsive coatings with switchable wettability for controllable oil/water separation, ACS Appl Mater Interfaces, 8, 31281, 10.1021/acsami.6b09381 Jin, 2019, Boron nitride nanosheet embedded bio-inspired wet adhesives with switchable adhesion and oxidation resistance, J Mater Chem A, 7, 12266, 10.1039/C9TA02827G Chen, 2018, UV-cured fluoride-free polyurethane functionalized textile with pH-induced switchable superhydrophobicity and underwater superoleophobicity for controllable oil/water separation, ACS Sustain Chem Eng, 6, 16616, 10.1021/acssuschemeng.8b03851 Fu, 2017, Chen F PH-induced switchable superwettability of efficient antibacterial fabrics for durable selective oil/water separation, ACS Appl Mater Interfaces, 9, 30161, 10.1021/acsami.7b09159 Jana, 2019, A biodegradable polymer-based common chemical avenue for optimizing switchable, chemically reactive and tunable adhesive superhydrophobicity, J Mater Chem A, 7, 9120, 10.1039/C9TA01423C Feng, 2001, Reversible wettability of photoresponsive fluorine-containing azobenzene polymer in Langmuir−Blodgett films, Langmuir, 17, 4593, 10.1021/la010071r Wang, 1997, Light-induced amphiphilic surfaces, Nature, 388, 431, 10.1038/41233 Feng, 2005, The fabrication and switchable superhydrophobicity of TiO2 nanorod films, Angew Chem Int Ed, 44, 5115, 10.1002/anie.200501337 Liu, 2014, Bio-inspired titanium dioxide materials with special wettability and their applications, Chem Rev, 114, 10044, 10.1021/cr4006796 Feng, 2004, Reversible super-hydrophobicity to super-hydrophilicity transition of aligned ZnO nanorod films, J Am Chem Soc, 126, 62, 10.1021/ja038636o Zhu, 2006, UV-Manipulated wettability between superhydrophobicity and superhydrophilicity on a transparent and conductive SnO2 nanorod film, Chem Commun, 26, 2753, 10.1039/b603634a Kang, 2018, Under-oil switchable superhydrophobicity to superhydrophilicity transition on TiO2 nanotube arrays, ACS Nano, 12, 1074, 10.1021/acsnano.7b05813 Yong, 2015, Photoinduced switchable underwater superoleophobicity–superoleophilicity on laser modified titanium surfaces, J Mater Chem A, 3, 10703, 10.1039/C5TA01782C Zhang, 2015, Switchable pickering emulsions stabilized by awakened TiO2 nanoparticle emulsifiers using UV/dark actuation, ACS Appl Mater Interfaces, 7, 18240, 10.1021/acsami.5b06808 Ya, 2018, Inorganic surface coating with fast wetting-dewetting transitions for liquid manipulations, ACS Appl Mater Interfaces, 10, 19182, 10.1021/acsami.8b02537 Tian, 2012, Photo-induced water–oil separation based on switchable superhydrophobicity–superhydrophilicity and underwater superoleophobicity of the aligned ZnO nanorod array-coated mesh films, J Mater Chem, 22, 19652, 10.1039/c2jm34056a Tian, 2014, Phototunable underwater oil adhesion of micro/nanoscale hierarchical-structured ZnO mesh films with switchable contact mode, Adv Funct Mater, 24, 536, 10.1002/adfm.201301799 Anastasiadis, 2013, Development of functional polymer surfaces with controlled wettability, Langmuir, 29, 9277, 10.1021/la400533u Rosario, 2002, Photon-modulated wettability changes on spiropyran-coated surfaces, Langmuir, 18, 8062, 10.1021/la025963l Uyama, 2011, Reversible photocontrol of surface wettability between hydrophilic and superhydrophobic surfaces on an asymmetric diarylethene solid surface, Langmuir, 27, 6395, 10.1021/la2006524 Zhou, 2019, Light-switchable polymer adhesive based on photoinduced reversible solid-to-liquid transitions, ACS Macro Lett, 8, 968, 10.1021/acsmacrolett.9b00459 Zong, 2019, Smart copolymer-functionalized flexible surfaces with photo-switchable wettability: from superhydrophobicity with “Rose Petal” effect to superhydrophilicity, ACS Appl Mater Interfaces, 11, 25436, 10.1021/acsami.9b07767 Nguyen, 2020, An arylazopyrazole-based N-heterocyclic carbene as a photoswitch on gold surfaces: light-switchable wettability, work function, and conductance, Angew Chem Int Ed, 59, 13651, 10.1002/anie.202003523 Su, 2017, Polydimethylsiloxane-based superhydrophobic surfaces on steel substrate: fabrication, reversibly extreme wettability and oil–water separation, ACS Appl Mater Interfaces, 9, 3131, 10.1021/acsami.6b13901 Gao, 2019, TiO2/biochar with light-switchable wettability as herbicide safener and foliar fertilizer adhesive, ACS Sustain Chem Eng, 8, 1121, 10.1021/acssuschemeng.9b06047 Caputo, 2009, Reversibly light-switchable wettability of hybrid organic/inorganic surfaces with dual micro-/ nanoscale roughness, Adv Funct Mater, 19, 1149, 10.1002/adfm.200800909 Hu, 2018, Functionalization of cotton fabrics with highly durable polysiloxane-TiO2 hybrid layers: potential applications for photo-induced water-oil separation, UV shielding, and self-cleaning, J Mater Chem A, 6, 6085, 10.1039/C7TA11231A Stuart, 2010, Emerging applications of stimuli-responsive polymer materials, Nat Mater, 9, 101, 10.1038/nmat2614 Liu, 2010, Recent advances and challenges in designing stimuli-responsive polymers, Prog Polym Sci, 35, 3, 10.1016/j.progpolymsci.2009.10.002 Sumerlin, 2010, Future perspectives and recent advances in stimuli-responsive materials, Prog Polym Sci, 35, 278, 10.1016/j.progpolymsci.2009.10.008 Lee, 2010, Stimuli-responsive molecular brushes, Prog Polym Sci, 35, 24, 10.1016/j.progpolymsci.2009.11.002 Wang, 2017, Synthesis and applications of stimuli-responsive hyperbranched polymers, Prog Polym Sci, 64, 114, 10.1016/j.progpolymsci.2016.09.005 Guo, 2016, Inspired smart materials with external stimuli responsive wettability: a review, RSC Adv, 6, 36623, 10.1039/C6RA04079A Chang, 2017, Smart polymers with special wettability, Small, 13, 1503472, 10.1002/smll.201503472 Hu, 2012, A review of stimuli-responsive polymers for smart textile applications, Smart Mater Struct, 21, 53001, 10.1088/0964-1726/21/5/053001 Zhai, 2013, Stimuli-responsive polymer films, Chem Soc Rev, 42, 7148, 10.1039/c3cs60023h Sun, 2004 Fu, 2004, Reversible control of free energy and topography of nanostructured surfaces, J Am Chem Soc, 126, 8904, 10.1021/ja047895q Chen, 2010, Thermal-responsive hydrogel surface: tunable wettability and adhesion to oil at the water/solid interface, Soft Matter, 6, 2708, 10.1039/c002543g Byun, 2012, Fast and reversibly switchable wettability induced by a photothermal effect, Chem Commun, 48, 9278, 10.1039/c2cc34601j Zhang, 2018, A smart superwetting surface with responsivity in both surface chemistry and microstructure, Angew Chem Int Ed, 130, 3763, 10.1002/ange.201800416 Wang, 2015, Janus Si micropillar arrays with thermal-responsive anisotropic wettability for manipulation of microfluid motions, ACS Appl Mater Interfaces, 7, 376, 10.1021/am5063647 Li, 2016, Electrospun fibrous membrane with enhanced swithchable oil/water wettability for oily water separation, Chem Eng J, 287, 474, 10.1016/j.cej.2015.11.057 Ou, 2015, Robust thermoresponsive polymer composite membrane with switchable superhydrophilicity and superhydrophobicity for efficient oil–water separation, Environ Sci Technol, 50, 906, 10.1021/acs.est.5b03418 Liu, 2018, Thermoresponsive membranes from electrospun mats with switchable wettability for efficient oil/water separations, Macromolecules, 51, 8435, 10.1021/acs.macromol.8b01853 Liu, 2015, Underwater thermoresponsive surface with switchable oil-wettability between superoleophobicity and superoleophilicity, Small, 11, 3338, 10.1002/smll.201403190 Zhang, 2018, Thermo-driven controllable emulsion separation by a polymer-decorated membrane with switchable wettability, Angew Chem Int Ed, 57, 5740, 10.1002/anie.201801736 Zhang, 2019, Switchable direction of liquid transport via anisotropic microarray surface and thermal stimuli, ACS Nano, 14, 1436, 10.1021/acsnano.9b09137 Kim, 2019, Switchable wettability of thermoresponsive core–shell nanofibers for water capture and release, ACS Sustain Chem Eng, 7, 19870, 10.1021/acssuschemeng.9b05273 Manabe, 2016, Controllable broadband optical transparency and wettability switching of temperature-activated solid/liquid-infused nanofibrous membranes, ACS Nano, 10, 9387, 10.1021/acsnano.6b04333 Du, 2017, Bio-inspired design and fabrication of micro/nano-brush dual structural surfaces for switchable oil adhesion and antifouling, Small, 13, 1602020, 10.1002/smll.201602020 Fujii, 2011, Structural aspects of the LCST phase behavior of poly(benzyl methacrylate) in room-temperature ionic liquid, Polymer, 52, 1589, 10.1016/j.polymer.2011.01.037 Feng, 2012, Switchable wettability sensor for ion pairs based on calix[4]azacrown clicking, Org Lett, 14, 1958, 10.1021/ol203226q Bakli, 2015, Slippery to sticky transition of hydrophobic nanochannels, Nano Lett, 15, 7497, 10.1021/acs.nanolett.5b03082 Xu, 2014, Mercury ion responsive wettability and oil/water separation, ACS Appl Mater Interfaces, 6, 13324, 10.1021/am5038214 Zhang, 2014, A switchable mesh for on-demand oil–water separation, J Mater Chem A, 2, 15284, 10.1039/C4TA03034F Zhang, 2017, Gas-responsive polymers, ACS Macro Lett, 6, 515, 10.1021/acsmacrolett.7b00245 Liang, 2014, Surfactant-free switchable emulsions using CO2-responsive particles, ACS Appl Mater Interfaces, 6, 6898, 10.1021/am5007113 Li, 2014, A CO2-responsive surface with an amidine-terminated self-assembled monolayer for stimuli-induced selective adsorption, Chem Commun, 50, 4003, 10.1039/C4CC00412D Che, 2015, CO2-responsive nanofibrous membranes with switchable oil/water wettability, Angew Chem Int Ed, 127, 9062, 10.1002/ange.201501034 Tang, 2019, CO2-switchable Pickering emulsions: efficient and tunable interfacial catalysis for alcohol oxidation in biphasic systems, Chem Commun, 55, 11079, 10.1039/C9CC04947A Marcasuzaa, 2019, CO2-driven reversible wettability in a reactive hierarchically patterned bio-inspired honeycomb film, Polym Chem, 10, 3751, 10.1039/C9PY00488B Shirin-Abadi, 2018, CO2-Switchable-hydrophilicity membrane (CO2-SHM) triggered by electric potential: faster switching time along with efficient oil/water separation, Chem Commun, 54, 8478, 10.1039/C8CC04266G Li, 2019, CO2-responsive cellulose nanofibers aerogels for switchable oil–water separation, ACS Appl Mater Interfaces, 11, 9367, 10.1021/acsami.8b22159 Bhushan, 2010, The rose petal effect and the modes of superhydrophobicity, Philos Trans A Math Phys Eng, 368, 4713 Bhushan, 2010, Fabrication of superhydrophobic surfaces with high and low adhesion inspired from rose petal, Langmuir, 26, 8207, 10.1021/la904585j Yong, 2013, Femtosecond laser weaving superhydrophobic patterned pdms surfaces with tunable adhesion, J Phys Chem C, 11, 724907 Yong, 2014, A simple way to achieve superhydrophobicity, controllable water adhesion, anisotropic sliding, and anisotropic wetting based on femtosecond-laser-induced line-patterned surfaces, J Mater Chem A, 2, 5499, 10.1039/C3TA14711H Laird, 2013, Electric field-induced, reversible lotus-to-rose transition in nanohybrid shish kebab paper with hierarchical roughness, ACS Appl Mater Interfaces, 5, 12089, 10.1021/am403925f Park, 2017, Black silicon/elastomer composite surface with switchable wettability and adhesion between lotus and rose petal effects by mechanical strain, ACS Appl Mater Interfaces, 9, 33333, 10.1021/acsami.7b11143 Tang, 2017, Mechano-regulated surface for manipulating liquid droplets, Nat Commun, 8, 14831, 10.1038/ncomms14831 Alqurashi, 2019, Highly flexible, stretchable, and tunable optical diffusers with mechanically switchable wettability surfaces, ACS Central Sci, 5, 1002, 10.1021/acscentsci.9b00155 Berson, 2019, Mechanically induced switching of molecular layers, Nano Lett, 19, 816, 10.1021/acs.nanolett.8b03987 Chao, 2018, Magnetically responsive superhydrophobic surface: in situ reversible switching of water droplet wettability and adhesion for droplet manipulation, ACS Appl Mater Interfaces, 10, 20150, 10.1021/acsami.8b04190 Drotlef, 2014, Magnetically actuated micropatterns for switchable wettability, ACS Appl Mater Interfaces, 6, 8702, 10.1021/am5014776 Li, 2018, A facile approach to achieve bioinspired PDMS@Fe3O4 fabric with switchable wettability for liquid transport and water collection, J Mater Chem A, 6, 22741, 10.1039/C8TA08993K Hou, 2017, Foolproof method for fast and reversible switching of water-droplet adhesion by magnetic gradients, ACS Appl Mater Interfaces, 9, 23238, 10.1021/acsami.7b07409 Huang, 2017, A switchable cross-species liquid repellent surface, Adv Mater, 29, 1604641, 10.1002/adma.201604641 Cao, 2014, Facile and large-scale fabrication of a cactus-inspired continuous fog collector, Adv Funct Mater, 24, 3235, 10.1002/adfm.201303661 Choi, 2010, Fabrics with tunable oleophobicity, Adv Mater, 21, 2190, 10.1002/adma.200802502 Wang, 2019, Multistimuli-responsive microstructured superamphiphobic surfaces with large-range, reversible switchable wettability for oil, ACS Appl Mater Interfaces, 11, 28478, 10.1021/acsami.9b07941 Sun, 2013, A facile method for the fabrication of superhydrophobic films with multiresponsive and reversibly tunable wettability, J Mater Chem A, 1, 3146, 10.1039/c2ta01293f Wu, 2016, Self-cleaning pH/thermo-responsive cotton fabric with smart-control and reusable functions for oil/water separation, RSC Adv, 6, 24076, 10.1039/C6RA02252A Li, 2018, Polymeric materials with switchable superwettability for controllable oil/water separation: A comprehensive review, Prog Polym Sci, 87, 1, 10.1016/j.progpolymsci.2018.06.009 Xin, 2010, ChemInform abstract: reversibly switchable wettability, Chem Soc Rev, 39, 769, 10.1039/B913622C Xue, 2014, Special wettable materials for oil/water separation, J Mater Chem A, 2, 2445, 10.1039/C3TA13397D Gong, 2020, Surface interactions between water-in-oil emulsions with asphaltenes and electroless nickel–phosphorus coating, Langmuir, 36, 897, 10.1021/acs.langmuir.9b03498 Li, 2020, Bio-inspired membrane with adaptable wettability for smart oil/water separation, J Membr Sci, 598, 10.1016/j.memsci.2019.117661 Ma, 2016, Recent development of advanced materials with special wettability for selective oil/water separation, Small, 12, 2186, 10.1002/smll.201503685 Gupta, 2017, Oil/water separation techniques: a review of recent progresses and future directions, J Mater Chem A, 5, 16025, 10.1039/C7TA02070H Xu, 2015, A superamphiphobic coating with an ammonia-triggered transition to superhydrophilic and superoleophobic for oil–water separation, Angew Chem Int Ed, 54, 4527, 10.1002/anie.201411283 Xue, 2013, Temperature controlled water/oil wettability of a surface fabricated by a block copolymer: application as a dual water/oil on-off switch, Adv Mater, 25, 273, 10.1002/adma.201202799 Cheng, 2014, Underwater superoleophilic to superoleophobic wetting control on the nanostructured copper substrates, ACS Appl Mater Interfaces, 6, 636, 10.1021/am4047393 Wang, 2013, Ph-responsive bidirectional oil-water separation material, Chem Commun, 49, 9416, 10.1039/c3cc45566a Liu, 2014, A facile solvent-manipulated mesh for reversible oil/water separation, ACS Appl Mater Interfaces, 6, 12821, 10.1021/am502809h Ge, 2018, Rational design of materials interface at nanoscale towards intelligent oil–water separation, Nanoscale Horiz, 3, 235, 10.1039/C7NH00185A Li, 2019, Multifunctional superwettable material with smart pH responsiveness for efficient and controllable oil/water separation and emulsified wastewater purification, ACS Appl Mater Interfaces, 11, 24668, 10.1021/acsami.9b03721 Bhatia, 2004, Manipulation of liquid droplets using amphiphilic, magnetic one-dimensional photonic crystal chaperones, Nat Mater, 3, 896, 10.1038/nmat1253 Velev, 2004, On-chip manipulation of free droplets, Nature, 426, 515, 10.1038/426515a Aussillous, 2001, Liquid marbles, Nature, 411, 924, 10.1038/35082026 Cho, 2003, Transporting, cutting, and merging liquid droplets by electrowetting-based actuation for digital microfluidic circuits, J Microelectromech Sys, 12, 70, 10.1109/JMEMS.2002.807467 Abdelgawad, 2010, The digital revolution: a new paradigm for microfluidics, Adv Mater, 21, 920, 10.1002/adma.200802244 Ju, 2012, A multi-structural and multi-functional integrated fog collection system in cactus, Nat Commun, 3, 1247, 10.1038/ncomms2253 The, 2008, Droplet microfluidics, Lab Chip, 8, 198, 10.1039/b715524g Sun, 2019, Surface charge printing for programmed droplet transport, Nat Mater, 18, 936, 10.1038/s41563-019-0440-2 Lehmann, 2010, Droplet-based dna purification in a magnetic lab-on-a-chip, Angew Chem, 45, 3062, 10.1002/anie.200503624 Kuehn, 2016, Directed autonomic flow: functional motility fluidics, Adv Mater, 27, 7401, 10.1002/adma.201503000 Lagubeau, 2014, Leidenfrost on a ratchet, Nat Phys, 7, 395, 10.1038/nphys1925 Seo, 2011, Guided transport of water droplets on superhydrophobic–hydrophilic patterned Si nanowires, ACS Appl Mater Interfaces, 3, 4722, 10.1021/am2011756 Zhao, 2015, Magnetic liquid marbles: Toward “lab in a droplet”, Adv Funct Mater, 25, 437, 10.1002/adfm.201403051 Yeo, 2014, Surface acoustic wave microfluidics, Annu Rev Fluid Mech, 46, 3626, 10.1146/annurev-fluid-010313-141418 Li, 2019, Biological and engineered topological droplet rectifiers, Adv Mater, 31, 1806501, 10.1002/adma.201806501 Zong, 2019, Smart copolymer-functionalized flexible surfaces with photoswitchable wettability: From superhydrophobicity with “rose petal” effect to superhydrophilicity, ACS Appl Mater Interfaces, 11, 25436, 10.1021/acsami.9b07767 Zhang, 2019, Femtosecond laser-induced underwater superoleophobic surfaces with reversible pH-responsive wettability, Langmuir, 35, 3295, 10.1021/acs.langmuir.8b04069 Dong, 2013, Manipulating and dispensing micro/nanoliter droplets by superhydrophobic needle nozzles, ACS Nano, 7, 10371, 10.1021/nn4048099 Zhao, 2019, Synthetic butterfly scale surfaces with compliance-tailored anisotropic drop adhesion, Adv Mater, 31, 1807686, 10.1002/adma.201807686 Wang, 2004, Dewetting of conducting polymer inkjet droplets on patterned surfaces, Nat Mater, 3, 171, 10.1038/nmat1073 Li, 2013, Structured cone arrays for continuous and effective collection of micron-sized oil droplets from water, Nat Commun, 4, 2276, 10.1038/ncomms3276 Daniel, 2001, Fast drop movements resulting from the phase change on a gradient surface, Science, 291, 633, 10.1126/science.291.5504.633 Stone, 2004, Engineering flows in small devices: microfluidics toward a lab-on-a-chip, Annu Rev Fluid Mech, 36, 381, 10.1146/annurev.fluid.36.050802.122124 Chen, 2016, Continuous directional water transport on the peristome surface of Nepenthes alata, Nature, 532, 85, 10.1038/nature17189 Park, 2016, Condensation on slippery asymmetric bumps, Nature, 531, 78, 10.1038/nature16956 Feng, 2021, Three-dimensional capillary ratchet-induced liquid directional steering, Science, 373, 1344, 10.1126/science.abg7552 Zhao, 2017, Bioinspired nanocomposite hydrogels with highly ordered structures, Adv Mater, 29, 1703045, 10.1002/adma.201703045 Cho, 2017, Nanoengineered materials for liquid–vapour phase-change heat transfer, Nat Rev Mater, 2, 16092, 10.1038/natrevmats.2016.92 Ludwicki, 2020, Switchable wettability for condensation heat transfer, ACS Appl Mater Interfaces, 12, 22115, 10.1021/acsami.0c01523 Chang, 2014, A short-range ordered–disordered transition of a NiOOH/Ni(OH)2 pair induces switchable wettability, Nanoscale, 6, 15309, 10.1039/C4NR05261G Zhao, 2017, Bio-inspired reversible underwater adhesive, Nat Commun, 8, 2218, 10.1038/s41467-017-02387-2 Ma, 2019, Functionalized superwettable fabric with switchable wettability for efficient oily wastewater purification, in situ chemical reaction system separation, and photocatalysis degradation, ACS Appl Mater Interfaces, 11, 43751, 10.1021/acsami.9b15952