{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,16]],"date-time":"2026-10-16T17:55:27Z","timestamp":1792173327974,"version":"4.4.0"},"reference-count":59,"publisher":"Wiley","issue":"10","license":[{"start":{"date-parts":[[2026,10,5]],"date-time":"2026-10-05T00:00:00Z","timestamp":1791158400000},"content-version":"vor","delay-in-days":4,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,10,1]],"date-time":"2026-10-01T00:00:00Z","timestamp":1790812800000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["analyticalsciencejournals.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Luminescence"],"published-print":{"date-parts":[[2026,10]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:p>\n                    Moringa carbon dots (MCDs) were prepared in a green and sustainable way using\n                    <jats:styled-content style=\"fixed-case\">\n                      <jats:italic>Moringa oleifera<\/jats:italic>\n                    <\/jats:styled-content>\n                    leaves as a natural carbon source through a sand bath reflux method. The resulting MCDs showed strong fluorescence, moderate solubility in DMSO, and lower solubility in water. The as\u2010prepared MCDs were characterized using high\u2010resolution transmission electron microscopy (HR\u2010TEM), Fourier transform infrared spectroscopy (FT\u2010IR), x\u2010ray diffraction (XRD), UV\u2013vis absorption, and fluorescence spectroscopy. Additionally, when MCD solution (10\u2009mM NaH\n                    <jats:sub>2<\/jats:sub>\n                    PO\n                    <jats:sub>4<\/jats:sub>\n                    \u2013citric acid, 8:2, pH\u20097.4) was exposed to Co\n                    <jats:sup>2+<\/jats:sup>\n                    ions, the fluorescence intensity of the MCDs increased significantly, showing ninefold enhancement, indicating high selectivity and sensitivity toward Co\n                    <jats:sup>2+<\/jats:sup>\n                    ion detection. A good linear relationship was observed between the fluorescence intensity and varying Co\n                    <jats:sup>2+<\/jats:sup>\n                    ions concentration in the range of 1\u20139\u2009\u03bcmol\u2009L\n                    <jats:sup>\u22121<\/jats:sup>\n                    . The LOD and LOQ with 0.162\u2009\u00d7\u200910\n                    <jats:sup>\u22125<\/jats:sup>\n                    \u2009M and 0.54\u2009\u00d7\u200910\n                    <jats:sup>\u22125<\/jats:sup>\n                    \u2009M, respectively, were found. The fluorescence quantum yield of MCDs enhanced from 29.5% to 93% upon the addition of Co\n                    <jats:sup>2+<\/jats:sup>\n                    ions. Analysis using the Benesi\u2013Hildebrand (B\u2010H) method confirmed a 1:1 stoichiometry ratio of MCDs and Co\n                    <jats:sup>2+<\/jats:sup>\n                    ions in real water samples. These results demonstrate the potential of Moringa\u2010derived CDs as efficient fluorescent probes for Co\n                    <jats:sup>2+<\/jats:sup>\n                    ion sensing in environmental applications. GC\u2010MS analysis was also carried out to identify the organic fragments present in the synthesized MCDs, providing additional information about their chemical composition.\n                  <\/jats:p>","DOI":"10.1002\/bio.70638","type":"journal-article","created":{"date-parts":[[2026,10,6]],"date-time":"2026-10-06T05:34:38Z","timestamp":1791264878000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Green Synthesis, Structural Characterization, and Solvent\u2010Dependent Optical Properties of\n                    <scp>\n                      <i>Moringa oleifera<\/i>\n                    <\/scp>\n                    \u2013Derived Carbon Dots for Selective Turn\u2010On Detection of Co\n                    <sup>2+<\/sup>\n                    Ions"],"prefix":"10.1002","volume":"41","author":[{"ORCID":"https:\/\/orcid.org\/0009-0005-3237-7990","authenticated-orcid":false,"given":"Md.","family":"Shahbaz","sequence":"first","affiliation":[{"name":"Department of Physics, School of Sciences Maulana Azad National Urdu University  Hyderabad Telangana India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0333-6426","authenticated-orcid":false,"given":"Md. Zafar","family":"Alam","sequence":"additional","affiliation":[{"name":"Department of Chemistry, School of Sciences Maulana Azad National Urdu University  Hyderabad Telangana India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"H. Aleem","family":"Basha","sequence":"additional","affiliation":[{"name":"Department of Physics, School of Sciences Maulana Azad National Urdu University  Hyderabad Telangana India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-3892-2241","authenticated-orcid":false,"given":"Salman A.","family":"Khan","sequence":"additional","affiliation":[{"name":"Department of Chemistry, School of Sciences Maulana Azad National Urdu University  Hyderabad Telangana 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