Deep eutectic solvents in E-waste recycling: preparation, properties, and hydrometallurgical metal recovery

Lakshmi Kanth Moganti and Deblina Dutta

RSC Adv., 2026, 16, 5228
DOI: 10.1039/D5RA08854B

Exploring the structure of type V deep eutectic solvents by xenon NMR spectroscopy

Matteo Boventi, Michele Mauri, Franca Castiglione and Roberto Simonutti

Faraday Discuss., 2024, 253, 118
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Ammonium-based deep eutectic solvents for sustainable CO2 capture: insights from DFT, COSMO-RS, and MD simulations

Zahra Ostadsharif Memar and Majid Moosavi

Phys. Chem. Chem. Phys., 2026, 28, 1429
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Improved rare earth element recycling using a sustainable diglycolamide-based hydrophobic eutectic solvent

B. Bernicot, G. Arrachart, S. Dourdain, N. Schaeffer, A. C. Dias and S. Pellet-Rostaing

Green Chem., 2025, 27, 10851
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Examining the potential of type V DESs for the solvent extraction of metal ions

Nicolas Schaeffer, Inês C. M. Vaz, Maísa Saldanha Pinheiro, Felipe Olea, Takafumi Hanada, Sandrine Dourdain and João A. P. Coutinho

Green Chem., 2025, 27, 4438
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Status and advances of deep eutectic solvents for metal separation and recovery

Ziwen Yuan, Hang Liu, Wai Fen Yong, Qianhong She and Jesús Esteban

Green Chem., 2022, 24, 1895
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Sustainable pretreatment of blood samples using hydrophobic eutectic solvents to improve the detection of bisphenol A

Cariny Polesca, Helena Passos, Ana C. A. Sousa, Nguyen Minh Tue, João A. P. Coutinho, Tatsuya Kunisue and Mara G. Freire

Green Chem., 2025, 27, 200
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Extraction of Platinum Group Metals and Gold from Industrial Environments into Deep Eutectic Solvents

Olga Mokhodoeva, Valeriia Maksimova, Andrey Shishov and Valeriy Shkinev

SSRN Journal, 2022
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The use of hydrophobic deep eutectic solvent dodecanoic acid/menthol as a sustainable diluent for the continuous extraction process of Fe and Ti separation

Nikita A. Milevskii, Dmitriy V. Lobovich, Arina V. Milevskaya, Yulia A. Zakhodyaeva and Andrey A. Voshkin

Hydrometallurgy, 2025, 236, 106526
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Hydrometallurgical processes for recycling of SmCo magnets: A comprehensive review

Sara Karimi Moghadam, Mehrdad Gharavi, Ali Asimi Neisiani, Denise Crocce Romano Espinosa and Saeed Chehreh Chelgani

Journal of Rare Earths, 2026
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Separation and recovery of strategic metals by solvent extraction based on hydrophobic ionic liquids and deep eutectic solvents

Xiaohui Lu, Chaowu Wang, Rongrong Deng, Jie Wang and Qibo Zhang

Separation and Purification Technology, 2026, 380, 135433
DOI: 10.1016/j.seppur.2025.135433

Erbium adsorption from aqueous solutions using RSM-based optimization of the phosphate functional group in modified nano titania

Seyed Rohollah Ghorbani Khoshkroodi, Minoosh Lalinia, Mohammad Ali Moosavian and Mika Sillanpää

Colloids and Surfaces A: Physicochemical and Engineering Aspects, 2022, 641, 128537
DOI: 10.1016/j.colsurfa.2022.128537

On-chip microextraction of N-acetylcysteine in water and plasma samples and smartphone-enabled colorimetric determination

Narges Bastan, Tayyebeh Madrakian, Mazaher Ahmadi, Abbas Afkhami and Abbas Soloki

Microchemical Journal, 2025, 216, 114573
DOI: 10.1016/j.microc.2025.114573

Super concentrated HCl in a deep eutectic solvent as media for the integrated leaching and separation of metals from end-of-life lithium-ion batteries

Ana R.F. Carreira, André Nogueira, Anna P.S. Crema, Helena Passos, Nicolas Schaeffer and João A.P. Coutinho

Chemical Engineering Journal, 2023, 475, 146374
DOI: 10.1016/j.cej.2023.146374

Dibutylamide hydrophobic deep eutectic solvent used for selective extraction of Au(III) from hydrochloric acid medium

Ronghao Liu, Jun Li, Xiaoxia Liu, Xiaolu Yin and Yanzhao Yang

Hydrometallurgy, 2024, 226, 106312
DOI: 10.1016/j.hydromet.2024.106312

Kinetics and Reusability of Hydrophobic Eutectic Solvents in Continuous Extraction Processes in a Pilot Setting

Arina V. Kozhevnikova, Dmitriy V. Lobovich, Nikita A. Milevskii, Igor S. Fedulov, Yulia A. Zakhodyaeva and Andrey A. Voshkin

Processes, 2024, 12, 2879
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Study on extraction of Rh(III) by DABCO-based ionic liquid from hydrochloric acid medium

Jianwei Zhang, Ronghao Liu, Xiaoxia Liu, Jun Li, Ruihui Wu and Yanzhao Yang

Separation and Purification Technology, 2023, 324, 124578
DOI: 10.1016/j.seppur.2023.124578

A new strategy of one-step sequential extraction of copper cyanide complex ions from cyanide leach solutions

Weichao Li, Wengang Liu, Wenbao Liu, Ruirui Zhang and Shuaichao Wang

Minerals Engineering, 2025, 228, 109367
DOI: 10.1016/j.mineng.2025.109367

Hydrophobic deep eutectic solvent effect on acrylic acid separation from aqueous media by using reactive extraction and modeling with response surface methodology

Melisa Lalikoglu, Yavuz Selim Aşçı, Burcu Sırma Tarım, Mahmut Yıldız and Refik Arat

Separation Science and Technology, 2022, 57, 1563
DOI: 10.1080/01496395.2021.1993918

New family of Type V eutectic solvents based on 1,10-phenanthroline and their application in metal extraction

Anna P.S. Crema, Nicolas Schaeffer, Henrique Bastos, Liliana P. Silva, Dinis O. Abranches, Helena Passos, Maria C. Hespanhol and João A.P. Coutinho

Hydrometallurgy, 2023, 215, 105971
DOI: 10.1016/j.hydromet.2022.105971

(Deep) eutectic solvents for the separation of platinum group metals and rare earth elements: Characteristics, extraction mechanisms and state of the art

Sahar Gholami, María Pérez-Page, Carmine D’Agostino and Jesús Esteban

Chemical Engineering Journal, 2025, 505, 159497
DOI: 10.1016/j.cej.2025.159497

Deep eutectic solvents in battery recycling: A sustainable path forward

Barun Kumar Chakrabarti, Maan Hayyan, Sharifah Shahira Syed Putra, Tülay Yılmaz İnan, Tiancheng Mu, Liyana Syamimi Zulkifli, Ninie Suhana Abdul Manan, Wan Jefrey Basirun, Yuanting Qiao, Mustafa Kemal Bayazıt, Serap Hayat Soytaş, J. Rubio-Garcia, Nilay Shah, Inas Muen AlNashef, Jason P. Hallett, Yashar S. Hajimolana and Chee Tong John Low

Journal of Power Sources, 2026, 670, 239475
DOI: 10.1016/j.jpowsour.2026.239475

Design and characterization of novel hydrophobic eutectic solvents based on metal-extracting ligands

B. Bernicot, G. Arrachart, S. Dourdain, N. Schaeffer, G. Teixeira and S. Pellet-Rostaing

Journal of Molecular Liquids, 2025, 427, 127332
DOI: 10.1016/j.molliq.2025.127332

Recovery and post-treatment processes for ionic liquids and deep eutectic solvents

Lijiao Yu, Zicheng Li, Wencai Huang, Ahmad Ali, Yu Chen, Gang Zhao and Shun Yao

Journal of Molecular Liquids, 2024, 402, 124767
DOI: 10.1016/j.molliq.2024.124767

Study on the extraction and separation of precious metals from wastewater using a hydrophobic deep eutectic solvent

Yifan Wang, Yonghui Song, Yifan Li, Jin Li, Jin Bao, Xinwei Zhang and Bo Li

Journal of Environmental Chemical Engineering, 2023, 11, 111102
DOI: 10.1016/j.jece.2023.111102

Solvent extraction in non-ideal eutectic solvents – Application towards lanthanide separation

Ueslei G. Favero, Nicolas Schaeffer, Helena Passos, Kaíque A.M.L. Cruz, Duarte Ananias, Sandrine Dourdain and Maria C. Hespanhol

Separation and Purification Technology, 2023, 314, 123592
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Deep Eutectic Solvent (TOPO/D2EHPA/Menthol) for Extracting Metals from Synthetic Hydrochloric Acid Leachates of NMC-LTO Batteries

Arina V. Kozhevnikova, Nikita A. Milevskii, Dmitriy V. Lobovich, Yulia A. Zakhodyaeva and Andrey A. Voshkin

Metals, 2024, 14, 1441
DOI: 10.3390/met14121441

Comparative Study of Lauric Acid and Lauryl Alcohol as Hydrogen Bond Donors in Hydrophobic Deep Eutectic Solvents and Their Diluted Systems for Platinum and Palladium Extraction

Takafumi HANADA, Takahiro SHIMA and Masahiro KATOH

SERDJ, 2026, 33, 27
DOI: 10.15261/serdj.33.27

Extraction for Separation of Zn and Cu in Cyanide Gold Extraction Wastewater by Hydrophobic Deep Eutectic Solvent

Zeyu Wang, Yonghui Song, Ning Yin, Jiajun Shi, Shilei Lang and Yixin Wang

J. Sustain. Metall., 2025, 11, 4284
DOI: 10.1007/s40831-025-01252-7

Type V deep eutectic solvents: Design and applications

Dinis O. Abranches and João A.P. Coutinho

Current Opinion in Green and Sustainable Chemistry, 2022, 35, 100612
DOI: 10.1016/j.cogsc.2022.100612

Sorbent Materials for the Preconcentration of Platinum-Group Metals

V. V. Maksimova, T. A. Maryutina and O. B. Mokhodoeva

J Anal Chem, 2025, 80, 1493
DOI: 10.1134/S1061934825700728

Selective extraction of platinum and palladium using reusable carvacrol-based deep eutectic solvents: experimental and computational insights

Sahar Gholami, Pablo López-Porfiri, María Pérez-Page and Jesús Esteban

Separation and Purification Technology, 2026, 137592
DOI: 10.1016/j.seppur.2026.137592

Greener Route for Recovery of High-Purity Lanthanides from the Waste of Nickel Metal Hydride Battery Using a Hydrophobic Deep Eutectic Solvent

Kaíque A. M. L. Cruz, Fábio R. P. Rocha and Maria C. Hespanhol

ACS Sustainable Chem. Eng., 2024, 12, 6169
DOI: 10.1021/acssuschemeng.3c07784

Deep eutectic solvent as the green and selective extractor for Ln(III): a sustainable separation approach

Alok Rout and N. Ramanathan

Inorganic Chemistry Communications, 2026, 188, 116458
DOI: 10.1016/j.inoche.2026.116458

Everything You Wanted to Know about Deep Eutectic Solvents but Were Afraid to Be Told

Dinis O. Abranches and João A.P. Coutinho

Annual Review of Chemical and Biomolecular Engineering, 2023, 14, 141
DOI: 10.1146/annurev-chembioeng-101121-085323

Separation of platinum group metals using deep eutectic solvents based on quaternary ammonium salts

Olga Mokhodoeva, Valeriia Maksimova, Andrey Shishov and Valeriy Shkinev

Separation and Purification Technology, 2023, 305, 122427
DOI: 10.1016/j.seppur.2022.122427

Application of a new TOPO-Cuprone type V deep eutectic solvent as a carrier of Zn(II), Cd(II), Pb(II) and Cu(II) ions in polymer inclusion membranes. Chemometric methods for new hydrogen bond acceptor (HBA) selection

Piotr Szczepański, Jack Browne, Yelyzavieta Shapovalova and Kyllian Couturier

Journal of Molecular Liquids, 2024, 416, 126512
DOI: 10.1016/j.molliq.2024.126512

COSMO-RS screening of organic mixtures for membrane extraction of aromatic amines: TOPO-based mixtures as promising solvents

Gilles Van Eygen, Catherine Echezuria, Anita Buekenhoudt, João A.P. Coutinho, Bart Van der Bruggen and Patricia Luis

Green Chemical Engineering, 2025, 6, 263
DOI: 10.1016/j.gce.2024.10.003

Hydrophobic eutectic solvents for the selective solvent extraction of molybdenum (VI) and rhenium (VII) from a synthetic pregnant leach solution

Felipe Olea, Matías Valenzuela, Elsie Zurob, Benjamín Parraguez, Ricardo Abejón, Rene Cabezas, Gastón Merlet, Ricardo Tapia, Julio Romero and Esteban Quijada-Maldonado

Journal of Molecular Liquids, 2023, 385, 122415
DOI: 10.1016/j.molliq.2023.122415

Heteroatomic-scale insight into the extraction selectivity of amic acid ligands and gallium and indium recovery from spent solar panels

Xinhai Xu, Wenxuan Wang, Tao Liu, Junyi Zhao and Yin Wang

Separation and Purification Technology, 2025, 355, 129639
DOI: 10.1016/j.seppur.2024.129639

Design of Eutectic Solvents with Specified Extraction Properties Based on Intermolecular Interaction Energy

Arina V. Kozhevnikova, Ekaterina S. Uvarova, Varvara E. Maltseva, Ivan V. Ananyev, Nikita A. Milevskii, Igor S. Fedulov, Yulia A. Zakhodyaeva and Andrey A. Voshkin

Molecules, 2024, 29, 5022
DOI: 10.3390/molecules29215022

Extraction of rare earth ions using thermomorphic ionic liquid: In situ spatial and temporal distribution combined with thermodynamic description

Stella K. Papadopoulou, Antonio de Souza Braga Neto, Isabelle Billard, Clément Cousin, Valérie Briois, Anthony Beauvois, Laurent Michot, Guillaume Mériguet, Anne-Laure Rollet and Juliette Sirieix-Plénet

Separation and Purification Technology, 2025, 355, 129686
DOI: 10.1016/j.seppur.2024.129686

A deep eutectic solvent extraction strategy based on primary ammonium and β-diketone for separating Li from high Na/Li brine

Yun Gao, Hepeng Zhang, Peilin Lei and Xiaoqi Sun

Desalination, 2025, 614, 119123
DOI: 10.1016/j.desal.2025.119123

Bifunctional hydrophobic deep eutectic solvents for selective recovery of Sm and Co from waste SmCo permanent magnets

Ronghao Liu, Xiaoxia Liu, Jun Li, Xiaolu Yin and Yanzhao Yang

Journal of Industrial and Engineering Chemistry, 2024, 130, 191
DOI: 10.1016/j.jiec.2023.09.023

Nd(III) and Dy(III) extraction from discarded NdFeB magnets using TOPO-based hydrophobic eutectic solvents

Sajith Babu M. K., Nanaji Katchala, Thillai Sivakumar Natarajan, S. Suresh and Srinivasarao Kancharla

Journal of Molecular Liquids, 2024, 402, 124697
DOI: 10.1016/j.molliq.2024.124697

Efficient removal of radioactive Th(IV) and U(VI) from rare earth leaching solution using HDES

Lei-Tao Sha, Qiang Wu, Yi-Fan Zhang, Wei-Jia Wang, Fei Wu, Qing-Gang Huang and Ze-Yi Yan

Chemical Engineering Journal, 2024, 502, 157841
DOI: 10.1016/j.cej.2024.157841

Sm/Co Magnetic Materials: A Recycling Strategy Using Modifiable Hydrophobic Deep Eutectic Solvents Based on Trioctylphosphine Oxide

Nikita A. Milevskii, Inna V. Zinov’eva, Arina V. Kozhevnikova, Yulia A. Zakhodyaeva and Andrey A. Voshkin

IJMS, 2023, 24, 14032
DOI: 10.3390/ijms241814032