{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,30]],"date-time":"2025-10-30T22:22:26Z","timestamp":1761862946344,"version":"build-2065373602"},"reference-count":38,"publisher":"Springer Science and Business Media LLC","issue":"1","license":[{"start":{"date-parts":[[2024,2,8]],"date-time":"2024-02-08T00:00:00Z","timestamp":1707350400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"},{"start":{"date-parts":[[2024,2,8]],"date-time":"2024-02-08T00:00:00Z","timestamp":1707350400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["Discover Nano"],"abstract":"<jats:title>Abstract<\/jats:title><jats:p>La<jats:sub>0.67<\/jats:sub>Ca<jats:sub>0.33<\/jats:sub>MnO<jats:sub>\u03b4<\/jats:sub> nanoparticles of approximate size \u223c 4\u00a0nm have been prepared by the chemical solution deposition method to investigate effect of oxygen stoichiometry in the nanoparticles without changing their sizes. Electrochemical oxidation method has been used to change the oxygen stoichiometry <jats:inline-formula><jats:alternatives><jats:tex-math>$$\\delta$$<\/jats:tex-math><mml:math xmlns:mml=\"http:\/\/www.w3.org\/1998\/Math\/MathML\">\n                  <mml:mi>\u03b4<\/mml:mi>\n                <\/mml:math><\/jats:alternatives><\/jats:inline-formula> at room temperature, which unlike conventional methods to change oxygen stoichiometry by heating in controlled ambience, does not lead to any significant change in size. This has allowed us to investigate the effects of stoichiometry variations in the nanoparticles with no change in size. The unit cell volume, lattice constants and orthorhombic strains of the as prepared sample (with <jats:inline-formula><jats:alternatives><jats:tex-math>$$\\delta$$<\/jats:tex-math><mml:math xmlns:mml=\"http:\/\/www.w3.org\/1998\/Math\/MathML\">\n                  <mml:mi>\u03b4<\/mml:mi>\n                <\/mml:math><\/jats:alternatives><\/jats:inline-formula> = 2.74) are changed by incorporation of oxygen by electrochemical oxidation which in turns affects the magnetic properties. In addition, oxidation leads to change in oxygen stoichiometry of the magnetically \u201cdead\u201d surface layer on the nanoparticles which also affects their magnetization and coercive field.<\/jats:p>","DOI":"10.1186\/s11671-024-03969-y","type":"journal-article","created":{"date-parts":[[2024,2,8]],"date-time":"2024-02-08T15:02:44Z","timestamp":1707404564000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Nanoscopic oxygen control of functional oxide nanoparticles by electro-chemical route at ambient temperature"],"prefix":"10.1186","volume":"19","author":[{"given":"Putul","family":"Malla Chowdhury","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"A. 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