{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,4]],"date-time":"2026-10-04T11:18:15Z","timestamp":1791112695936,"version":"4.1.0"},"reference-count":41,"publisher":"The Electrochemical Society","issue":"2","license":[{"start":{"date-parts":[[2003,1,2]],"date-time":"2003-01-02T00:00:00Z","timestamp":1041465600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/iopscience.iop.org\/page\/copyright"},{"start":{"date-parts":[[2003,1,2]],"date-time":"2003-01-02T00:00:00Z","timestamp":1041465600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/iopscience.iop.org\/info\/page\/text-and-data-mining"}],"content-domain":{"domain":["iopscience.iop.org"],"crossmark-restriction":false},"short-container-title":["J. Electrochem. Soc."],"published-print":{"date-parts":[[2003,2,1]]},"abstract":"<jats:p>Comparative study has been carried out by Fourier transform infrared and X-ray photoelectron spectroscopy to understand the electrochemical performance improvement of nanometer-sized magnesium oxide (nano-MgO) modified commercial <jats:inline-formula>\n                     <mml:math xmlns:mml=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\" id=\"ML1\" overflow=\"scroll\">\n                        <mml:msub>\n                           <mml:mi mathvariant=\"normal\">LiCoO<\/mml:mi>\n                           <mml:mrow>\n                              <mml:mn>2<\/mml:mn>\n                           <\/mml:mrow>\n                        <\/mml:msub>\n                     <\/mml:math>\n                     <jats:inline-graphic xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xlink:href=\"jes_150_2_A199ieqn1.jpg\" xlink:type=\"simple\"\/>\n                  <\/jats:inline-formula> \n                  <jats:inline-formula>\n                     <mml:math xmlns:mml=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\" id=\"ML2\" overflow=\"scroll\">\n                        <mml:mo stretchy=\"false\">(<\/mml:mo>\n                        <mml:mi mathvariant=\"normal\">MgO<\/mml:mi>\n                        <mml:mo>\/<\/mml:mo>\n                        <mml:msub>\n                           <mml:mi mathvariant=\"normal\">LiCoO<\/mml:mi>\n                           <mml:mrow>\n                              <mml:mn>2<\/mml:mn>\n                           <\/mml:mrow>\n                        <\/mml:msub>\n                        <mml:mo stretchy=\"false\">)<\/mml:mo>\n                     <\/mml:math>\n                     <jats:inline-graphic xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xlink:href=\"jes_150_2_A199ieqn2.jpg\" xlink:type=\"simple\"\/>\n                  <\/jats:inline-formula> cathode materials for lithium-ion batteries. It is found that the configuration of the solvent molecules of the electrolyte are very sensitive to the disturbance of nano-MgO and commercial <jats:inline-formula>\n                     <mml:math xmlns:mml=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\" id=\"ML3\" overflow=\"scroll\">\n                        <mml:msub>\n                           <mml:mi mathvariant=\"normal\">LiCoO<\/mml:mi>\n                           <mml:mrow>\n                              <mml:mn>2<\/mml:mn>\n                           <\/mml:mrow>\n                        <\/mml:msub>\n                        <mml:mo>.<\/mml:mo>\n                     <\/mml:math>\n                     <jats:inline-graphic xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xlink:href=\"jes_150_2_A199ieqn3.jpg\" xlink:type=\"simple\"\/>\n                  <\/jats:inline-formula> Modifying the surface of commercial <jats:inline-formula>\n                     <mml:math xmlns:mml=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\" id=\"ML4\" overflow=\"scroll\">\n                        <mml:msub>\n                           <mml:mi mathvariant=\"normal\">LiCoO<\/mml:mi>\n                           <mml:mrow>\n                              <mml:mn>2<\/mml:mn>\n                           <\/mml:mrow>\n                        <\/mml:msub>\n                     <\/mml:math>\n                     <jats:inline-graphic xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xlink:href=\"jes_150_2_A199ieqn4.jpg\" xlink:type=\"simple\"\/>\n                  <\/jats:inline-formula> particles with nano-MgO can suppress such chemical reactions on the electrode surface significantly. In addition, by hindering the formation of oxygen with high oxidizing power and by physically separating the electrolyte from direct contact with the active cathode material, surface coating suppresses the interaction between <jats:inline-formula>\n                     <mml:math xmlns:mml=\"http:\/\/www.w3.org\/1998\/Math\/MathML\" display=\"inline\" id=\"ML5\" overflow=\"scroll\">\n                        <mml:msub>\n                           <mml:mi mathvariant=\"normal\">LiCoO<\/mml:mi>\n                           <mml:mrow>\n                              <mml:mn>2<\/mml:mn>\n                           <\/mml:mrow>\n                        <\/mml:msub>\n                     <\/mml:math>\n                     <jats:inline-graphic xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" xlink:href=\"jes_150_2_A199ieqn5.jpg\" xlink:type=\"simple\"\/>\n                  <\/jats:inline-formula> and the electrolyte at the uncharged state and alleviates the electrolyte decomposition at charged states. \u00a9 2002 The Electrochemical Society. All rights reserved.<\/jats:p>","DOI":"10.1149\/1.1532326","type":"journal-article","created":{"date-parts":[[2003,1,23]],"date-time":"2003-01-23T18:27:26Z","timestamp":1043346446000},"page":"A199-A208","update-policy":"https:\/\/doi.org\/10.1088\/crossmark-policy","source":"Crossref","is-referenced-by-count":88,"title":["Performance Improvement of Surface-Modified  LiCoO<sub>2<\/sub> Cathode Materials: An Infrared Absorption and X-Ray Photoelectron Spectroscopic Investigation"],"prefix":"10.1149","volume":"150","author":[{"given":"Zhaoxiang","family":"Wang","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xuejie","family":"Huang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Liquan","family":"Chen","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"77","published-online":{"date-parts":[[2003,1,2]]},"reference":[{"key":"ba199_1-1","doi-asserted-by":"crossref","first-page":"183","DOI":"10.1016\/S0378-7753(00)00584-X","volume":"94","author":"Ostrovskii","year":"2001","journal-title":"J. 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