Roadmap for a sustainable circular economy in lithium-ion and future battery technologies

GDJ Harper, E Kendrick, PA Anderson… - Journal of Physics …, 2023 - iopscience.iop.org
The market dynamics, and their impact on a future circular economy for lithium-ion batteries
(LIB), are presented in this roadmap, with safety as an integral consideration throughout the …

Multimodal spectroscopy and molecular dynamic simulations to understand redox-chemistry and compound formation in pyrometallurgical slags: example of …

UEA Fittschen, S Hampel, T Schirmer… - Applied Spectroscopy …, 2024 - Taylor & Francis
Pyrometallurgical slags are a valuable secondary resource for several technologically
important critical materials/elements. A promising cost-efficient recovery currently under …

[HTML][HTML] Valorization of lithium containing slags from pyrometallurgical recycling route of spent lithium-ion batteries: The enrichment of γ-LiAlO2 phase from …

H Qiu, H Li, M Fischlschweiger, M Ranneberg… - Minerals …, 2024 - Elsevier
Pyro-metallurgical processing technology is widely used in the spent lithium-ion batteries
recycling to recover valuable metals such as cobalt, nickel and copper, while lithium …

Speciation of manganese in a synthetic recycling slag relevant for lithium recycling from lithium-ion batteries

A Wittkowski, T Schirmer, H Qiu, D Goldmann… - Metals, 2021 - mdpi.com
Lithium aluminum oxide has previously been identified to be a suitable compound to recover
lithium (Li) from Li-ion battery recycling slags. Its formation is hampered in the presence of …

Recovery of graphite and cathode active materials from spent lithium-ion batteries by applying two pretreatment methods and flotation combined with a rapid analysis …

H Qiu, C Peschel, M Winter, S Nowak, J Köthe… - Metals, 2022 - mdpi.com
This work investigates the comprehensive recycling of graphite and cathode active materials
(LiNi0. 6Mn0. 2Co0. 2O2, abbreviated as NMC) from spent lithium-ion batteries via …

Tailoring Lithium Aluminate Phases Based on Thermodynamics for an Increased Recycling Efficiency of Li-Ion Batteries

H Li, H Qiu, T Schirmer, D Goldmann… - ACS ES&T …, 2022 - ACS Publications
The increased usage of Li-ion batteries (LIBs) requires innovative recycling processes,
allowing recovering Li with a high recycling efficiency. Different research groups have …

Non-equilibrium thermodynamic modelling of cooling path dependent phase evolution of Li2SiO3 from Li2O-SiO2 melt by considering mixed kinetic phenomena and …

S Chakrabarty, H Li, T Schirmer, S Hampel… - Scripta Materialia, 2024 - Elsevier
Abstract Efficient recovery of Li 2 SiO 3 or other Li compounds from slag streams generating
from pyrometallurgical treatment of lithium ion batteries (LIBs) requires fundamental …

Polyether-tethered imidazole-2-thiones, imidazole-2-selenones and imidazolium salts as collectors for the flotation of lithium aluminate and spodumene

S Acker, JC Namyslo, M Rudolph, F Strube… - RSC …, 2023 - pubs.rsc.org
Imidazolium salts were prepared which possess 2-ethoxyethyl pivalate or 2-(2-
ethoxyethoxy) ethyl pivalate groups as amphiphilic side chains with oxygen donors as well …

Formation of Lithium-Manganates in a Complex Slag System Consisting of Li2O-MgO-Al2O3-SiO2-CaO-MnO—A First Survey

A Schnickmann, S Hampel, T Schirmer, UEA Fittschen - Metals, 2023 - mdpi.com
Due to the increasing demand for electromobility, the recovery of technologically relevant
elements from spent Li-ion batteries is becoming increasingly important. Pyrometallurgical …

Engineering Compounds for the Recovery of Critical Elements from Slags: Melt Characteristics of Li5AlO4, LiAlO2, and LiAl5O8

S Hampel, IA Alhafez, T Schirmer, N Merkert… - ACS …, 2024 - ACS Publications
Engineered artificial minerals (EnAMs) are the core of a new concept of designing
scavenger compounds for the recovery of critical elements from slags. It requires a …