With the development of all-climate flexible/wearable supercapacitors, it is highly desired to prepare multifunctional gel polymer electrolytes (GPEs) with low-temperature tolerance. Herein, a GPE containing a de. ••A DES-based GPE with an ionic conductivity of 3.33 mS cm−1 is. As one of the consequences of the unprecedented development of flexible and wearable supercapacitors, it is very necessary to replace liquid electrolytes with flexible gel electr. 2.1. MaterialsN,N′-methylene bisacrylamide (MBA), ammonium persulfate (APS), AA, ChCl, and glycerol were all purchased from the Sinopharm Che. As depicted in Fig. 1a, biodegradable and non-toxic ChCl, as well as cheap and non-toxic glycerol, were selected as the hydrogen bond acceptor and hydrogen bond donor for th. In summary, a multifunctional DES-based GPE was constructed by the free-radical polymerization of AA monomers in a DES solution. The as-obtained GPE not only exhibited highly s.
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Flexible supercapacitors have attracted increasing attention due to their unique soft and capacitive properties. However, for a conductive polymer-based electrode material, the mechanical properties, conductivity and the interface bonding with the electrolyte are all challenging.
Hence, developing flexible conductive adhesives with low resistivity, mechanical stability, and infrared shielding is crucial for improving flexible electronics performance. Low infrared emissivity is crucial for infrared stealth. Atmospheric transmission attenuates infrared radiation to varying degrees depending on wavelength.
Can conductive hydrogels be used in flexible electronic devices?
Conductive hydrogels have great application potential in flexible electronic devices. Nevertheless, it is a huge challenge to fabricate multifunctional conductive hydrogels simultaneously integrated with high conductivity, self-healing performance, adhesiveness and anti-freezing ability.
Which polymer granule is used to disperse flexible conductive adhesive?
Thermoplastic polyurethane granule (TPU, Changhong Plastic Co., ltd) was used as the polymer matrix of the flexible conductive adhesive. 1,4-Dioxane (C 4 H 8 O 2, Aladdin, 99.5 %) was used to disperse the silver flakes and ATO nanoparticles as well as to dissolve the TPU. 2.2.
Furthermore, compared with previously reported flexible conductive adhesives (Table S1), AFCAs can achieve superior electrical conductivity under lower silver loading levels, thereby potentially reducing manufacturing costs. Additionally, the electrical resistivity of AFCA9 was measured over 30 days under ambient conditions (Fig. 3c).
How do electrode materials affect supercapacitors?
It is well known that electrode materials significantly impact the overall capabilities of supercapacitors. Traditional dry-material electrodes are primarily in powder form, which leads to discontinuous conductive paths and high interfacial resistance owing to the physical contact with conductive particles [19, 20, 21, 22].