Abstract End-of-life lithium-ion batteries (LIBs) have received unprecedented consideration because of their potential environmental pollution and the value of decisive metal supplies. The dosage of over-stoichiometric amounts of acids, including all kinds of organic or inorganic acids, may result in corrosion of the equipment or production of toxic and harmful …
Selective leaching of lithium from LFP can streamline the steps needed for lithium and iron recovery, consequently reducing the complexity of lithium product purification. In order to …
Lithium manganese iron phosphate (LiMn0.8Fe0.2PO4) emerges as a promising next-generation cathode material to replace lithium iron phosphate. However, its low electronic …
A selective leaching process is proposed to recover Li, Fe, and P from the cathode materials of spent lithium iron phosphate (LiFePO4) batteries. It was found that using stoichiometric H2SO4 at a low concentration as a leachant …
Lithium plays a vital role in electrochemical energy conversion and storage that greatly promotes global sustainable development. This stimulates lithium consumption but creates an imbalance between the supply and demand of lithium. Here, we demonstrate an Fe(III)/Fe(II) redox-based electrochemical strategy to simultaneously extract lithium from both liquid- and solid-phase …
The ever-growing market of electrochemical energy storage impels the advances on cost-effective and environmentally friendly battery chemistries. Lithium-ion batteries (LIBs) are currently the most critical energy storage devices for a variety of applications, while sodium-ion batteries (SIBs) are expected to complement LIBs in large-scale applications. In respect to …
In reality, the blended materials of lithium iron phosphate and ternary are widely used in electric vehicles, so it is critical to design an effective recycling technique. In this study, …
Lithium-Eisen-Phosphat-Zelle (LiFePO 4) mit einer Kapazität von 302 Ah.. Der Lithium-Eisenphosphat-Akkumulator (Lithium-Ferrophosphat-Akkumulator, LFP-Akku) ist eine Ausführung eines Lithium-Ionen-Akkumulators mit einer …
Li, Fe and V were reclaimed from spent LiFePO4 and Li3V2(PO4)3 LIBs (Lithium Ion Batteries) due to their similar characteristics and preparation methods and then xLiFePO4-yLi3V2(PO4)3 material was ...
In spent lithium iron phosphate batteries, lithium has a considerable recovery value but its content is quite low, thus a low-cost and efficient recycling process has become a challenging research topic. In this paper, two methods about using the non-oxidizing inorganic iron salt - Fe2(SO4)3 to recover lithium from LiFePO4 are proposed. The method-1 is theoretical-molar Fe2(SO4)3 …
The Co-Cu-Fe alloy and slag smelted from lithium ion batteries were investigated by means of chemical analysis, XRD, SEM and EDS. Test results show that it is feasible to use carbon as reducing ...
Na-ion batteries (NIBs) are emerging as a promising alternative to Li-ion batteries (LIBs). To align with sustainability principles, the design of electrode materials must incorporate considerations for abundant and environmentally friendly elements, such as redox-active Fe. Despite its appeal, the enduring challenge of Fe migration in layered cathodes remains inadequately addressed over …
In this research, mechanochemical activation was developed to selectively recycle Fe and Li from cathode scrap of spent LiFePO 4 batteries. By mechanochemical …
1 Introduction. The superior high energy densities (in particular per volume) at low costs pave the way for LIBs to become the most commonly used rechargeable battery systems [1-4].The positive electrode materials of customary LIBs are mainly based on layered lithium metal oxides (LMO 2, M = Ni, Co, Mn, Al), on spinel type LiMn 2 O 4 (LMO) or on …
The synergetic mechanism of chemisorption and catalysis play an important role in developing high-performance lithium–sulfur (Li–S) batteries. Herein, a 3D lather-like porous carbon framework containing Fe-based compounds (including Fe3C, Fe3O4, and Fe2O3), named FeCFeOC, is designed as the sulfur host and the interlayer on separator. Due to the strong chemisorption …
We report the selective extraction of Fe and Li from spent LiFePO 4 batteries via an environmentally friendly mechanochemical process with oxalic acid. With the use of a mechanochemical treatment and water leaching, …
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Here, we demonstrate an Fe(III)/Fe(II) redox-based electrochemical strategy to simultaneously extract lithium from both liquid- and solid-phase resources and power supply, in which lithium extraction from solid …
Lithium-ion batteries comprise a variety of chemical compositions, including lithium iron phosphate (LiFePO4), lithium manganese oxide (LMO), and lithium cobalt oxide (LiCoO2). These batteries all have three essential components: a cathode, an anode, and an electrolyte. The electrolyte for these batteries is lithium salt, whereas the anode is ...
SANTA FE LITHIUM RIGS S.R.L. Por instrumento privado, de fecha 15/12/2022, se constituyó la sociedad SANTA FE LITHIUM RIGS S.R.L., con domicilio en la Jurisdicción de la Provincia de Salta, y sede social en calle Tte. Gabande 223 de esta ciudad de Salta.
(SSLOB) 。,。, (Li 2-x O 2, 0 ≤ x ≤ 2) Fe-Fe (Fe 2 -NC), 。
MIL-100(Fe)(MOF),。MIL-100(Fe)、、,。MIL-100(Fe),2 h。Langmuir, MIL-100(Fe), ...
SiOx is regarded as a promising anode material for the next-generation lithium-ion batteries with high energy density. However, the reduplicative volume changes during cycling cause the pulverizations of Si, leading to decreased utilization of active Si component and poor cycling performance. Herein, a facile and scalable Fe-Cr decorating strategy is reported to boost the …
The undesirable shuttling behavior, the sluggish redox kinetics of liquid–solid transformation, and the large energy barrier for decomposition of Li 2 S have been the recognized problems impeding the practical application of …
A new process is optimized and presented for the recovery and regeneration of LiFePO4 from spent lithium-ion batteries (LIBs). The recycling process reduces the cost and secondary pollution caused by complicated separation and purification processes in spent LIB recycling. Amorphous FePO4·2H2O was recovered by a dissolution-precipitation method from spent LiFePO4 batteries.
We report the selective extraction of Fe and Li from spent LiFePO 4 batteries via an environmentally friendly mechanochemical process with oxalic acid. With the use of a mechanochemical treatment and water leaching, the Li extraction efficiency can be improved to 99%. Furthermore, 94% of Fe can be simultaneously recovered as FeC 2 O 4 ·2H 2 O.
