Entries by vpresser

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New paper published in Journal of Hazardous Materials on electrosorption of organic compounds

New paper published in Journal of Hazardous Materials. This UFZ-led work explores how effectively electrically charged activated carbon removes organic pollutants from water depends strongly on their molecular structure. Studying 21 compounds in tap water, we found that the adsorption of many nonaromatic compounds can be controlled by the applied voltage. Aromatic compounds behave differently: […]

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New paper published on Li-ion selectivity of modified carbon electrodes in Desalination

Here is a 3-sentence homepage summary in American English: New paper published in Desalination. Our new study shows how heteroatom engineering can make carbon electrodes more selective for lithium-ion recovery during capacitive deionization. Using anthracite-derived activated carbon, we compared nitrogen/sulfur co-doping and boron doping in complex brackish water containing Li+, Na+, K+, Mg2+, and Ca2+, […]

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Volker Presser Named MINT Ambassador

Volker Presser has been recognized as a MINT Ambassador for his commitment to science and STEM education. The distinction was awarded by the national initiative “MINT Zukunft schaffen!” at a ceremony in Saarbrücken. Photo credit: (c) Carsten Simon

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Welcome visiting PhD Student Sylwia Jopa

Welcome Sylwia Jopa, who is a PhD student at the Doctoral School of Exact and Natural Sciences at the University of Warsaw (Poland). She will be working with us on advanced electrochemical in situ methods under the guidance of Mingren Liu. Great to have you with us!

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New paper published on pH-tolerant nickel-vanadium phosphonate framework supercapacitors in ACS Nano

New collaborative paper (lead: Gündoğ Yücesan) published in ACS Nano. We have developed a new nickel–vanadium phosphonate framework that combines redox-active metal centers with a chemically robust layered structure for aqueous energy storage. The material remains stable from pH 2 to 10, delivers up to about 300 F/g under slow-scan conditions, and retains its performance […]

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New collaborative paper published in Macromolecular Rapid Communications on hierarchically porous coatings for cellulose fibers

New collaborative paper published in Macromolecular Rapid Communications. In this study, we demonstrate a particle-templating strategy to create hierarchically porous, chemically functional coatings on cellulose fibers. Silica-polymer core-shell particles are deposited on cellulose paper and subsequently etched to generate porous polymer coatings with tunable surface chemistry, including hydroxy and epoxy groups. This approach opens new […]

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New paper published in Water Research on terminology and metrics for electrosorption of trace organic compounds

New paper published in Water Research in collaboration with Helmholtz Centre for Environmental Research (Navid Saeidi & Anett Georgi). Electrosorption is an emerging approach for removing and concentrating trace organic contaminants from water, including PFAS and pharmaceuticals, by combining conductive adsorbents with electrical control. This Making Waves article argues that such systems should not simply […]

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New paper published on nitrate reduction in Advanced Functional Materials

In a new collaborative paper in Advanced Functional Materials, we report an exfoliation-induced electrochemical reconstruction strategy that transforms CuCoAl layered double hydroxides into an amorphous/crystalline heterostructure for efficient nitrate reduction to ammonia. The reconstructed catalyst combines metallic Cu, crystalline Co(OH)2, and amorphous CoOOH, enabling high ammonia selectivity, excellent Faradaic efficiency, and strong cycling stability. Beyond […]

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Volker Presser elected Fellow of the International Society of Electrochemistry

Prof. Dr. Volker Presser has been elected Fellow of the International Society of Electrochemistry (ISE). This distinction recognizes his scientific contributions to electrochemical materials and technologies. The ISE Fellowship is awarded to a small group of active researchers for continuing scientific and technical achievements in electrochemistry. Within ISE, Fellows represent only a small fraction of […]

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New paper published in Energy Advances on lithium-ion extraction with lithium manganese oxide

New collaborative work with University of Granada (Silvia Ahualli) published in RSC Energy Advances. This study explores an electrochemical route for selective lithium recovery from saline water using lithium manganese oxide, whose spinel structure can reversibly intercalate lithium ions under controlled cell voltages. By combining lithium manganese oxide with polyelectrolyte coatings, the work links ion […]

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New paper published on Li-ion extraction from battery shredder solutions for recycling in ChemSusChem

New paper published on electrochemical Li-ion extraction in the context of lithium-ion battery recycling in ChemSusChem. In this collaborative work with Fachhochschule Münster, we demonstrate an electrochemical route to recover lithium ions directly from real battery recycling process water generated during the wet shredding of lithium iron phosphate batteries. Using an LFP-based selective desalination cell, […]

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Several poster presentations at the Ph.D. day of Saarland University

As tradition over the last almos 15 years, our team presents our work at the Ph.D. day of Saarland University. This year, we had the following presenters: Peter Burger:  Electrochemical lithium-ion recovery from battery recycling process water Jean Gustavo de Andrade Ruthes:  Electrochemical Behavior of metal and covalent organic frameworks – toward tunable redox-active materials […]

Energy Materials

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