Trimetallic Pentlandites (Fe,Co,Ni)9S8 for the Electrocatalytical HER in Acidic Media

M Smialkowski, D Siegmund, K Stier… - ACS Materials …, 2022 - ACS Publications
Recently, pentlandite materials have been shown to exhibit promising properties with
respect to the hydrogen evolution reaction (HER). A whole series of trimetallic FeCoNi …

[HTML][HTML] Boosting the overall electrochemical water splitting performance of pentlandites through non-metallic heteroatom incorporation

MBZ Hegazy, K Harrath, D Tetzlaff, M Smialkowski… - Iscience, 2022 - cell.com
We report on synthesis of the heterotrimetallic pentlandite-type material Fe 3 Co 3 Ni 3 S 8
(FCNS) in presence of suitable phosphorus-(FCNSP) and nitrogen-(FCNSN) donors for the …

Promoted surface reconstruction of pentlandite via phosphorus-doping for enhanced oxygen evolution reaction

Y Li, X Zou, C Wang, J Xu, Z Du, Z Meng, S Yu… - Journal of Colloid and …, 2024 - Elsevier
Abstract The pentlandite Fe 5 Ni 4 S 8 (abbreviated as FNS) is not efficient for water splitting
because of its inferior performance for the oxygen evolution reaction (OER). This issue …

Mechanochemical one-pot synthesis of heterostructured pentlandite-carbon composites for the hydrogen evolution reaction

D Tetzlaff, T Rensch, L Messing, P Banke, S Grätz… - Chemical …, 2023 - pubs.rsc.org
We have utilized carbon sources as milling additives to enable a direct mechanochemical
one-pot synthesis of Fe3Co3Ni3S8/carbon (Pn/C) materials using elemental reaction …

RuO2 as promoter in Pt‐RuO2‐nanostructures/carbon composite, a pH‐universal catalyst for hydrogen evolution/oxidation reactions

S Panigrahy, R Samanta, P Panda… - … Journal of Energy …, 2022 - Wiley Online Library
The development of new catalysts for Hydrogen evolution reaction/Hydrogen oxidation
reaction (HER/HOR) is of crucial importance for the commercialization of Proton‐exchange …

Fine-controlled oxygen vacancies of nanoporous Fe doped-Ni (OH) 2 composite films enabled by H2O regulated deep eutectic solvent for alkaline oxygen evolution …

Q Li, M Gao, M Cheng, H Li, Y Hua, Q Zhang, J Ru - Electrochimica Acta, 2024 - Elsevier
Defect engineering plays a key role in regulating intermediate kinetics of OER process.
However, the controlled integration of oxygen vacancy defects into the catalyst remains a …

Expeditious electrodeposition of bimetallic hydroxide/oxide as pre-catalysts for water electrolyzer applications and unveiling its phase change by operando Raman …

SC Sekhar, B Ramulu, MH Han, SJ Arbaz, HS Oh… - Applied Surface …, 2024 - Elsevier
Designing noble metal-free and high electrocatalytic materials via facile and cost-effective
routes has garnered great importance in the production of hydrogen. Herein, we fabricated …

[HTML][HTML] Synthesis of Co9S8@ CNT hydrogen production composites by one-step pyrolysis of monomolecule precursor

X Ge, X Zhang, X Ding, R Shen, Y Liu, X Wu, E Liang - APL Materials, 2023 - pubs.aip.org
Co 9 S 8 is a highly promising electrochemically active material for energy devices; its
rational design and manufacture for further enhancing the electrochemical activity and …

Ternary Pentlandites as Hydrogen Evolution Catalysts in Alkaline Media

SA Sanden, M Smialkowski, SY Hu… - Advanced Energy …, 2024 - Wiley Online Library
Metal sulfides are promising alternatives to noble metal electrocatalysts for water‐based
hydrogen evolution. Pentlandites, notably, exhibit high activity in acidic environments. To …

Expeditious Electrodeposition of Bimetallic Hydroxide/Oxide for Water Electrolyzer Applications and Unveiling Phase Change by Operando Raman Spectroscopy

R Bhimanaboina, MH Han, JAJ Shaik, HS Oh, JS Yu - papers.ssrn.com
Designing noble metal-free and high electrocatalytic materials via facile and cost-effective
routes has garnered great importance in the production of hydrogen. Herein, we fabricated …