{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,1]],"date-time":"2026-05-01T02:43:46Z","timestamp":1777603426782,"version":"3.51.4"},"reference-count":42,"publisher":"American Association for the Advancement of Science (AAAS)","issue":"6135","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Science"],"published-print":{"date-parts":[[2013,5,24]]},"abstract":"<jats:title>Hollowing Out Metal Oxide Nanoparticles<\/jats:title>\n          <jats:p>\n            Corrosion is normally a problem, but it can be useful, for example, when you wish to create hollow metal nanoparticles, whereby the reduction of one metal species in solution drives the dissolution of the core of the particle.\n            <jats:bold>\n              Oh\n              <jats:italic>et al.<\/jats:italic>\n            <\/jats:bold>\n            (p.\n            <jats:related-article xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" ext-link-type=\"doi\" issue=\"6135\" page=\"964\" related-article-type=\"in-this-issue\" vol=\"340\" xlink:href=\"10.1126\/science.1234751\">964<\/jats:related-article>\n            ; see the Perspective by\n            <jats:related-article xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" ext-link-type=\"doi\" issue=\"6135\" page=\"935\" related-article-type=\"in-this-issue\" vol=\"340\" xlink:href=\"10.1126\/science.1239221\">\n              <jats:bold>Ib\u00e1\u00f1ez and Cabot<\/jats:bold>\n            <\/jats:related-article>\n            ) adapted this approach to metal oxide nanoparticles by placing Mn\n            <jats:sub>3<\/jats:sub>\n            O\n            <jats:sub>4<\/jats:sub>\n            nanocrystals in solution with Fe\n            <jats:sup>2+<\/jats:sup>\n            ions, which replaces the nanocrystal exterior with \u03b3-Fe\n            <jats:sub>2<\/jats:sub>\n            O\n            <jats:sub>3<\/jats:sub>\n            . At sufficiently high Fe\n            <jats:sup>2+<\/jats:sup>\n            concentrations, hollow \u03b3-Fe\n            <jats:sub>2<\/jats:sub>\n            O\n            <jats:sub>3<\/jats:sub>\n            nanocages formed. These hollow structures could be used as anode materials for lithium ion batteries.\n          <\/jats:p>","DOI":"10.1126\/science.1234751","type":"journal-article","created":{"date-parts":[[2013,5,23]],"date-time":"2013-05-23T18:20:19Z","timestamp":1369333219000},"page":"964-968","source":"Crossref","is-referenced-by-count":517,"title":["Galvanic Replacement Reactions in Metal Oxide Nanocrystals"],"prefix":"10.1126","volume":"340","author":[{"given":"Myoung Hwan","family":"Oh","sequence":"first","affiliation":[{"name":"Center for Nanoparticle Research, Institute for Basic Science (IBS), and School of Chemical and Biological Engineering, Seoul National University, Seoul 151-742, Korea."},{"name":"World Class University (WCU) Program of Chemical Convergence for Energy and Environment and School of Chemical and Biological Engineering, Seoul National University, Seoul 151-742, Korea."}]},{"given":"Taekyung","family":"Yu","sequence":"additional","affiliation":[{"name":"Department of Chemical Engineering, College of Engineering, Kyung Hee University, Yongin 446-701, Korea."}]},{"given":"Seung-Ho","family":"Yu","sequence":"additional","affiliation":[{"name":"Center for Nanoparticle Research, Institute for Basic Science (IBS), and School of Chemical and Biological Engineering, Seoul National University, Seoul 151-742, Korea."},{"name":"World Class University (WCU) Program of Chemical Convergence for Energy and Environment and School of Chemical and Biological Engineering, Seoul National University, Seoul 151-742, Korea."}]},{"given":"Byungkwon","family":"Lim","sequence":"additional","affiliation":[{"name":"School of Advanced Materials Science and Engineering, Sungkyunkwan University, Suwon 440-746, Korea."}]},{"given":"Kyung-Tae","family":"Ko","sequence":"additional","affiliation":[{"name":"Cross-Coupled Complex Materials Research and Department of Physics, Pohang University of Science and Technology, Pohang 790-784, Korea."}]},{"given":"Marc-Georg","family":"Willinger","sequence":"additional","affiliation":[{"name":"Department of Inorganic Chemistry, Fritz Haber Institute of the Max Planck Society, Berlin 14195, Germany."}]},{"given":"Dong-Hwa","family":"Seo","sequence":"additional","affiliation":[{"name":"Department of Materials Science and Engineering, Research Institute of Advanced Materials, Seoul National University, Seoul 151-742, Korea."}]},{"given":"Byung Hyo","family":"Kim","sequence":"additional","affiliation":[{"name":"Center for Nanoparticle Research, Institute for Basic Science (IBS), and School of Chemical and Biological Engineering, Seoul National University, Seoul 151-742, Korea."},{"name":"World Class University (WCU) Program of Chemical Convergence for Energy and Environment and School of Chemical and Biological Engineering, Seoul National University, Seoul 151-742, Korea."}]},{"given":"Min Gee","family":"Cho","sequence":"additional","affiliation":[{"name":"Center for Nanoparticle Research, Institute for Basic Science (IBS), and School of Chemical and Biological Engineering, Seoul National University, Seoul 151-742, Korea."},{"name":"World Class University (WCU) Program of Chemical Convergence for Energy and Environment and School of Chemical and Biological Engineering, Seoul National University, Seoul 151-742, Korea."}]},{"given":"Jae-Hoon","family":"Park","sequence":"additional","affiliation":[{"name":"Cross-Coupled Complex Materials Research and Department of Physics, Pohang University of Science and Technology, Pohang 790-784, Korea."},{"name":"Division of Advanced Materials Science, Pohang University of Science and Technology, Pohang 790-784, Korea."}]},{"given":"Kisuk","family":"Kang","sequence":"additional","affiliation":[{"name":"Department of Materials Science and Engineering, Research Institute of Advanced Materials, Seoul National University, Seoul 151-742, Korea."}]},{"given":"Yung-Eun","family":"Sung","sequence":"additional","affiliation":[{"name":"Center for Nanoparticle Research, Institute for Basic Science (IBS), and School of Chemical and Biological Engineering, Seoul National University, Seoul 151-742, Korea."},{"name":"World Class University (WCU) Program of Chemical Convergence for Energy and Environment and School of Chemical and Biological Engineering, Seoul National University, Seoul 151-742, Korea."}]},{"given":"Nicola","family":"Pinna","sequence":"additional","affiliation":[{"name":"World Class University (WCU) Program of Chemical Convergence for Energy and Environment and School of Chemical and Biological Engineering, Seoul National University, Seoul 151-742, Korea."},{"name":"Department of Chemistry and Centre for Research in Ceramics &amp; 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