{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,9]],"date-time":"2026-10-09T18:31:09Z","timestamp":1791570669141,"version":"4.3.4"},"reference-count":59,"publisher":"Wiley","issue":"31","license":[{"start":{"date-parts":[[2025,6,11]],"date-time":"2025-06-11T00:00:00Z","timestamp":1749600000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/501100001843","name":"Science and Engineering Research Board","doi-asserted-by":"publisher","award":["CRG\/2022\/005423"],"award-info":[{"award-number":["CRG\/2022\/005423"]}],"id":[{"id":"10.13039\/501100001843","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Small"],"published-print":{"date-parts":[[2025,8]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:p>\n                    The development of direct methanol fuel cells (DMFCs) relies on designing replacements for benchmark platinum (Pt)\u2010based electrocatalysts toward methanol oxidation reaction (MOR) that exhibit high resistance to CO poisoning, improve kinetic sluggishness, devoid of unwanted intermediates, low catalyst cost, and wide operating conditions. This study presents the development of defect engineering N\u2010doped graphene oxide (NG) supported ZnWO\n                    <jats:sub>4<\/jats:sub>\n                    nanocuboids as an efficient catalyst for photoelectrochemical MOR and electrochemical ORR. Under visible light (420 nm), the NG\/ZnWO\n                    <jats:sub>4<\/jats:sub>\n                    nanohybrid exhibits exceptional photoelectrochemical MOR with low potential of 0.5V with a high oxidation peak current density of \u224810 mA\u00a0cm\n                    <jats:sup>\u22122<\/jats:sup>\n                    is recorded while comparing with benchmark catalyst Pt\/C. In two electrode systems for DMFC, the catalyst reaches an impressive maximum power production of 111 mW\u00a0cm\n                    <jats:sup>\u22122<\/jats:sup>\n                    with very stable charge\u2010discharge cycles of 0.33 mV\u00a0cycle\n                    <jats:sup>\u22121<\/jats:sup>\n                    , which is far superior to ZnWO\n                    <jats:sub>4<\/jats:sub>\n                    \u2019s alone. Simultaneously, the nanocomposite exhibits excellent ORR activity in alkaline medium with improved onset half\u2010wave potential of 0.85V, high current density of 5.8 mA\u00a0cm\n                    <jats:sup>\u22122<\/jats:sup>\n                    at 1600 rpm, and robust stability, attributed to the synergistic effect between NG and ZnWO\n                    <jats:sub>4<\/jats:sub>\n                    . This work has reinforced these findings with theoretical insights using the Vienna Ab initio Simulation Package (VASP) to assess both PMOR and ORR performance and reaction intermediates.\n                  <\/jats:p>","DOI":"10.1002\/smll.202505511","type":"journal-article","created":{"date-parts":[[2025,6,17]],"date-time":"2025-06-17T08:25:31Z","timestamp":1750148731000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":15,"title":["Defect\u2010Engineered N\u2010Doped Graphene Oxide\u2010ZnWO\n                    <sub>4<\/sub>\n                    Nanocuboids: Advancing Oxygen Reduction and Photo\u2010Assisted Methanol Oxidation Reactions"],"prefix":"10.1002","volume":"21","author":[{"given":"Uday Kumar","family":"Ghorui","sequence":"first","affiliation":[{"name":"Department of Chemistry SRM University \u2013 AP, Andhra Pradesh  Guntur Andhra Pradesh 522240 India"},{"name":"Department of Chemistry Indian Institute of Engineering Science and Technology  Shibpur Howrah 711103 India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Gokul","family":"Sivaguru","sequence":"additional","affiliation":[{"name":"Department of Chemistry SRM University \u2013 AP, Andhra Pradesh  Guntur Andhra Pradesh 522240 India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mukaddar","family":"Sk","sequence":"additional","affiliation":[{"name":"Department of Physics SRM University \u2010 AP, Andhra Pradesh  Guntur Andhra Pradesh 522240 India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ranjit","family":"Thapa","sequence":"additional","affiliation":[{"name":"Department of Physics SRM University \u2010 AP, Andhra Pradesh  Guntur Andhra Pradesh 522240 India"},{"name":"Centre for Computational and Integrative Sciences SRM University \u2212 AP, Andhra Pradesh  Amaravati Andhra Pradesh 522240 India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"MVR Akshay","family":"Sampath","sequence":"additional","affiliation":[{"name":"Department of Chemistry SRM University \u2013 AP, Andhra Pradesh  Guntur Andhra Pradesh 522240 India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2759-2208","authenticated-orcid":false,"given":"Sabyasachi","family":"Chakrabortty","sequence":"additional","affiliation":[{"name":"Department of Chemistry SRM University \u2013 AP, Andhra Pradesh  Guntur Andhra Pradesh 522240 India"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2025,6,11]]},"reference":[{"key":"e_1_2_8_1_1","doi-asserted-by":"publisher","DOI":"10.1039\/c1ee01307f"},{"key":"e_1_2_8_2_1","doi-asserted-by":"publisher","DOI":"10.1039\/C3TA14754A"},{"key":"e_1_2_8_3_1","doi-asserted-by":"publisher","DOI":"10.1021\/acssuschemeng.9b03497"},{"key":"e_1_2_8_4_1","doi-asserted-by":"publisher","DOI":"10.1002\/smll.202107067"},{"key":"e_1_2_8_5_1","doi-asserted-by":"publisher","DOI":"10.1002\/smll.202107387"},{"key":"e_1_2_8_6_1","doi-asserted-by":"publisher","DOI":"10.1002\/anie.202404713"},{"key":"e_1_2_8_7_1","doi-asserted-by":"publisher","DOI":"10.1021\/jacs.6b12780"},{"key":"e_1_2_8_8_1","doi-asserted-by":"publisher","DOI":"10.1021\/acsami.0c07804"},{"key":"e_1_2_8_9_1","doi-asserted-by":"publisher","DOI":"10.1002\/anie.201106702"},{"key":"e_1_2_8_10_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jcis.2019.05.048"},{"key":"e_1_2_8_11_1","doi-asserted-by":"publisher","DOI":"10.1021\/ja5059444"},{"key":"e_1_2_8_12_1","doi-asserted-by":"publisher","DOI":"10.1002\/celc.202200526"},{"key":"e_1_2_8_13_1","first-page":"5651","volume":"12","author":"Osman S. 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