Developing sustainable organic electrode materials for energy storage applications is an urgent task.

This Perspective aims to present the current status and future opportunities for polymer science in battery technologies. Polymers play a crucial role improving performance of ubiquitous lithium ion battery. But they will be even more important development sustainable versatile post-lithium technologies, particular solid-state batteries. In this article, we identify trends design polymers applications including binders electrodes, porous separators, solid electrolytes, or redox-active...

The development of new redox polymers is being boosted by the increasing interest in area energy and health. needed to further advance applications or improve performance actual devices such as batteries, supercapacitors, drug delivery systems. Here we show synthesis characterization a polymer which combines present most successful conjugated backbone active side group, i.e., poly(3,4-ethylenedioxythiophene) (PEDOT), nitroxide stable radical. First, derivative 3,4-ethylenedioxythiophene...

Redox-active polymers have gained interest as environmentally friendly alternative to inorganic materials in applications such electrodes lithium-ion batteries. All-polymer batteries were first disregarded with respect other technologies due their lower energy densities. However, the inherent benefits of redox processability, flexibility, recyclability, high-rate performance and perspective prepare from renewable resources has re-ignited recent years. This review article aims provide a...

Abstract Eutectogels are a new class of soft ion conductive materials that attracting attention as an alternative to conventional hydrogels and costly ionic liquid gels build wearable sensors bioelectrodes. Herein, the first example mixed electronic eutectogels showing high adhesion, flexibility, nonvolatility, reversible low‐temperature gel transition for 3D printing manufacturing is reporting. The consist choline chloride/glycerol deep eutectic solvent, poly(3,4‐ethylenedioxythiophene):...

PEDOT:PSS was combined with OIPCs (C 2 mpyrFSI and C mpyrTFSI) which gave high ionic electronic conductivities when employed for the first time in a solid-state Li|LiFePO 4 cell as an OMIEC binder it showed outstanding performance.

Deep Eutectic Solvents (DES) are a new class of ionic conductive compounds attracting significant attention as greener alternatives to costly liquids. Herein, we developed novel mixed ionic-electronic conducting materials by simple mixing poly(3,4-ethylenedioxythiophene)/poly(styrenesulfonate) (PEDOT:PSS) and various DES additives. The addition induces the supramolecular assembly gelification PEDOT:PSS forming eutectogels triggered extensive hydrogen bonding charge stabilization. feature...

Organic electrochemical transistors (OECTs) are signal transducers offering high amplification, which makes them particularly advantageous for detecting weak biological signals. While OECTs typically operate with aqueous electrolytes, those employing solid-like gels as the dielectric layer can be excellent candidates constructing wearable electrophysiology probes. Despite their potential, impact of gel electrolyte type and composition on operation OECT associated device design considerations...

Excellent cyclability of polyimide–polyether block copolymers used as cathode materials in lithium batteries was demonstrated.

Abstract All‐organic batteries are a promising sustainable energy storage technology owing to the wide availability, flexibility, and recyclability of organic/polymeric compounds. The development all‐organic or polymer is still challenge, as both electrode materials need be carefully optimized have difference redox potential compatibility with electrolyte. Herein, dual redox‐active polyimides based on phenothiazine naphthalene tetracarboxylic dianhydride units presented. After only one...

Abstract Functional inks for light‐based 3D printing are actively being searched able to exploit all the potentialities of additive manufacturing. Herein, a fast visible‐light photopolymerization process is showed conductive PEDOT:PSS hydrogels. For this purpose, new Type II photoinitiator system (PIS) based on riboflavin (Rf), triethanolamine (TEA), and poly(3,4‐ethylenedioxythiophene):poly(styrenesulfonate) (PEDOT:PSS) investigated visible light acrylic monomers. has dual role by...

Go quinone! Lignin/PEDOT and prGrO, two electrode materials based on quinone/hydroquinone moieties, are synthesized assembled to develop full-cell supercapacitors.

Aqueous batteries are a safe, sustainable, and low cost alternative to store energy. Thus, there is an ongoing search for new battery electrode materials with redox potentials in the voltage range corresponding electrochemical stability window of water. Particularly, organic attracting considerable attention due their environmental friendliness sustainability. While significant progress has been achieved developing cathode materials, anode good performance remains challenge. Here we show...

Conducting polymer hydrogels are attracting much interest in biomedical and energy-storage devices due to their unique electrochemical properties including ability conduct both electrons ions. They suffer, however, from poor stability water evaporation, which causes the loss of mechanical ion conduction properties. Here we show for first time a conducting gel where continuous phase is nonvolatile ionic liquid. The novel iongel formed by natural polysaccharide (guar gum), conductive...

Abstract Biomass‐derived polymers, such as lignin, contain quinone/ hydroquinone redox moieties that can be used to store charge. Composites based on the biopolymer lignin and several conjugated polymers have shown good charge‐storage properties. However, their performance has been only studied in acidic aqueous media limiting applications mainly supercapacitors. Here, we show PEDOT/lignin (PEDOT: poly(3,4‐ethylenedioxythiophene)) biopolymers are electroactive aprotic ionic liquids (ILs)...

Abstract Lithium‐ion batteries are part of modern life, being present in daily‐used objects such as mobile phones, tablets, computers, watches, sport accessories, electric scooters, and cars. The next‐generation require the development innovative polymers that help to improve their performance terms power density, cyclability, raw materials' availability, low weight, printability, flexibility, sustainability, or security. This article highlights recent developments area redox‐active,...

All-organic aqueous batteries based on universal poly(imide) anodes and poly(catechol) cathodes with tunable cell voltage are reported by exploiting different charge carriers (Li⁺, Zn²⁺, Al³⁺, Li⁺/H⁺). A full-cell achieves the highest energy/power density of 80.6 W h kg⁻¹/348 kW kg⁻¹ in Li⁺/H⁺.

Abstract Surface electromyography (EMG) is used as a medical diagnostic and to control prosthetic limbs. Electrode arrays that provide large‐area, high density recordings have the potential yield significant improvements in both fronts, but need remains largely unfulfilled. Here, digital fabrication techniques are make scalable electrode capture EMG signals with mm spatial resolution. Using electrodes made of poly(3,4‐ethylenedioxythiophene) polystyrene sulfonate (PEDOT:PSS) composites...

Poly(vinylidene fluoride) (PVDF) is the most common binder for cathode electrodes in lithium-ion batteries. However, PVDF a fluorinated compound and requires toxic N-methyl-2-pyrrolidone (NMP) as solvent during slurry preparation, making electrode fabrication process environmentally unfriendly. In this study, we propose use of carrageenan biopolymers sustainable source water-processable binders high-voltage NMC811 cathodes. Three types (Carr) were investigated, with one, two, or three...

The application of phase change materials (PCMs) in thermal energy storage (TES) systems is often restricted by challenges such as volume expansion, segregation, stability issues and potential leakage, particularly prominent conventional solid–liquid PCMs. In response to these limitations, solid–solid PCMs have emerged a promising alternative, garnering increasing attention. While both organic inorganic been extensively studied, hybrid organic/inorganic represent distinct class that recently...

Abstract Polyphenol or multihydroxybenzene compounds show great potential as electrode material for organic batteries. Among them, 1,2,3,4‐tetrahydroxybenezene is the best candidate a high‐specific capacity due to its exchange up four electrons. To further corroborate this, we synthesized model compound and carry out electrochemical characterization. Quasi‐reversible redox behavior, similar other hydroxybenzene materials, was obtained in an acidic aqueous electrolyte. The electron confirmed...