{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Harouna-Mayer SY"],"funding":["European Research Council","Deutsche Forschungsgemeinschaft (DFG), Cluster of Excellence \"Advanced Imaging of Matter\"","Bundesministerium für Bildung und Forschung, Erforschung von Universum und Materie (ErUM)"],"pagination":["e2506838"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12372454"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["21(33)"],"pubmed_abstract":["Transition metal nitrides (TMNs) are emerging as a promising class of materials for application in optoelectronics as well as energy conversion and storage, but they remain rather unexplored, mainly due to a lack of mechanistic understanding of their synthetic pathways. Here, a one-pot synthesis is demonstrated, which yields 3 nm phase-pure Cu<sub>3</sub>PdN nanoparticles after the reaction of Cu methoxide and Pd acetylacetonate in benzylamine for 5 min at 140 °C. The structure of the initial complexes and their conversion to Cu<sub>3</sub>PdN are revealed by in situ X-ray absorption spectroscopy measurements and elucidate nucleation and growth of the nitride nanocrystals by in situ total X-ray scattering measurements. Interestingly, extended X-ray absorption fine structure double-edge refinement reveals the presence of short-range cation-site disorder in the anti-perovskite structure of Cu<sub>3</sub>PdN, which has not been observed before in the Cu<sub>3</sub>PdN system. Additionally, the synthesized Cu<sub>3</sub>PdN nanoparticles are tested for the electrocatalytic hydrogen evolution reaction, revealing an overpotential as low as η<sub>10</sub> = 212 ± 11 mV measured at 10 mA cm<sup>-2</sup>."],"journal":["Small (Weinheim an der Bergstrasse, Germany)"],"pubmed_title":["Cation-Site Disordered Cu&lt;sub&gt;3&lt;/sub&gt;PdN Nanoparticles for Hydrogen Evolution Electrocatalysis."],"pmcid":["PMC12372454"],"funding_grant_id":["390715994","818941","05K22GU7 (LUCENT II)","EXC2056"],"pubmed_authors":["Belgardt L","Mathon O","Hsu CS","Klemeyer L","Groene TRL","Akcaalan MG","Noei H","Koppen A","Kipping L","Harouna-Mayer SY","Caddeo F","Koziej D","Kopula Kesavan J","Dippel AC"],"additional_accession":[]},"is_claimable":false,"name":"Cation-Site Disordered Cu&lt;sub&gt;3&lt;/sub&gt;PdN Nanoparticles for Hydrogen Evolution Electrocatalysis.","description":"Transition metal nitrides (TMNs) are emerging as a promising class of materials for application in optoelectronics as well as energy conversion and storage, but they remain rather unexplored, mainly due to a lack of mechanistic understanding of their synthetic pathways. Here, a one-pot synthesis is demonstrated, which yields 3 nm phase-pure Cu<sub>3</sub>PdN nanoparticles after the reaction of Cu methoxide and Pd acetylacetonate in benzylamine for 5 min at 140 °C. The structure of the initial complexes and their conversion to Cu<sub>3</sub>PdN are revealed by in situ X-ray absorption spectroscopy measurements and elucidate nucleation and growth of the nitride nanocrystals by in situ total X-ray scattering measurements. Interestingly, extended X-ray absorption fine structure double-edge refinement reveals the presence of short-range cation-site disorder in the anti-perovskite structure of Cu<sub>3</sub>PdN, which has not been observed before in the Cu<sub>3</sub>PdN system. Additionally, the synthesized Cu<sub>3</sub>PdN nanoparticles are tested for the electrocatalytic hydrogen evolution reaction, revealing an overpotential as low as η<sub>10</sub> = 212 ± 11 mV measured at 10 mA cm<sup>-2</sup>.","dates":{"release":"2025-01-01T00:00:00Z","publication":"2025 Aug","modification":"2026-05-09T10:35:16.128Z","creation":"2026-04-08T00:47:02.58Z"},"accession":"S-EPMC12372454","cross_references":{"pubmed":["40538237"],"doi":["10.1002/smll.202506838"]}}