{"id":353,"date":"2026-02-09T16:33:10","date_gmt":"2026-02-09T16:33:10","guid":{"rendered":"https:\/\/vosbatteriesetapres.fr\/?page_id=353"},"modified":"2026-04-29T19:01:01","modified_gmt":"2026-04-29T19:01:01","slug":"fonctionnement-dune-batterie-lithium-ion","status":"publish","type":"page","link":"https:\/\/vosbatteriesetapres.fr\/en\/comprendre-les-batteries\/fonctionnement-dune-batterie-lithium-ion\/","title":{"rendered":"How a lithium-ion battery works"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"353\" class=\"elementor elementor-353\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ce683ed e-flex e-con-boxed e-con e-parent\" data-id=\"ce683ed\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8b33d67 elementor-widget elementor-widget-heading\" data-id=\"8b33d67\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">How a lithium-ion battery works<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d6430bf elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"d6430bf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>The operation of a lithium-ion battery relies on the reversible movement of lithium ions (Li\u207a) between the two electrodes.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9a1b5a3 e-flex e-con-boxed e-con e-parent\" data-id=\"9a1b5a3\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-a92e044 e-con-full e-flex e-con e-child\" data-id=\"a92e044\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-c158f2c e-con-full e-flex e-con e-child\" data-id=\"c158f2c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-81c30c9 e-con-full e-flex e-con e-child\" data-id=\"81c30c9\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fa1c890 elementor-widget elementor-widget-text-editor\" data-id=\"fa1c890\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>In charge<\/strong><\/p><ul><li>The <em>ions<\/em>Li\u207a leave the <strong>cathode<\/strong> \u2192 cross the electrolyte \u2192 insert into the\u2019<strong>anode<\/strong> Graphite.<\/li><li>The <i>electrons<\/i>\u00b2 follow an external path, supplying power to the device or charging station.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f56a872 elementor-widget elementor-widget-text-editor\" data-id=\"f56a872\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><sup>1 <\/sup>An atom or group of atoms that is electrically charged as a result of an increase or decrease in the number of electrons.<br \/>\u00b2 : Particle carrying a negative elementary electric charge.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ae5cd5a e-con-full e-flex e-con e-child\" data-id=\"ae5cd5a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4f19ccc elementor-widget elementor-widget-image\" data-id=\"4f19ccc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"338\" height=\"500\" src=\"https:\/\/vosbatteriesetapres.fr\/wp-content\/uploads\/2026\/02\/Fonctionnement-dune-batterie-lithium-ion-charge.png\" class=\"attachment-large size-large wp-image-360\" alt=\"Fonctionnement d\u2019une batterie lithium ion charge\" srcset=\"https:\/\/vosbatteriesetapres.fr\/wp-content\/uploads\/2026\/02\/Fonctionnement-dune-batterie-lithium-ion-charge.png 338w, https:\/\/vosbatteriesetapres.fr\/wp-content\/uploads\/2026\/02\/Fonctionnement-dune-batterie-lithium-ion-charge-203x300.png 203w\" sizes=\"(max-width: 338px) 100vw, 338px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9e9fc23 e-con-full e-flex e-con e-child\" data-id=\"9e9fc23\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-d231f8a e-con-full e-flex e-con e-child\" data-id=\"d231f8a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a3ffc6d elementor-widget elementor-widget-text-editor\" data-id=\"a3ffc6d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>At the dump:<\/strong><\/p><ul><li>The process is reversed: Li\u207a ions migrate from the\u2019<strong>anode to the cathode<\/strong>, generating a usable electric current.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2b8246c e-con-full e-flex e-con e-child\" data-id=\"2b8246c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-01c5d57 elementor-widget elementor-widget-image\" data-id=\"01c5d57\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"338\" height=\"500\" src=\"https:\/\/vosbatteriesetapres.fr\/wp-content\/uploads\/2026\/02\/Fonctionnement-dune-batterie-lithium-ion-decharge.png\" class=\"attachment-large size-large wp-image-361\" alt=\"Fonctionnement d\u2019une batterie lithium ion de\u0301charge\" srcset=\"https:\/\/vosbatteriesetapres.fr\/wp-content\/uploads\/2026\/02\/Fonctionnement-dune-batterie-lithium-ion-decharge.png 338w, https:\/\/vosbatteriesetapres.fr\/wp-content\/uploads\/2026\/02\/Fonctionnement-dune-batterie-lithium-ion-decharge-203x300.png 203w\" sizes=\"(max-width: 338px) 100vw, 338px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6c51c6a e-flex e-con-boxed e-con e-parent\" data-id=\"6c51c6a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-78b667d elementor-widget elementor-widget-text-editor\" data-id=\"78b667d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>This mechanism is based on:<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-37b2d78 e-con-full e-flex e-con e-child\" data-id=\"37b2d78\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-8855e53 e-con-full e-flex e-con e-child\" data-id=\"8855e53\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d6d1d66 elementor-widget elementor-widget-text-editor\" data-id=\"d6d1d66\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>The <em>Crystal structure<\/em><sup>3<\/sup><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6ce5880 elementor-widget elementor-widget-text-editor\" data-id=\"6ce5880\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Allows the insertion\/removal of ions.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3286952 elementor-widget elementor-widget-text-editor\" data-id=\"3286952\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><sup>3<\/sup> An ordered and periodic arrangement of ions in a solid, determining its physical properties and shape.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-dd1692c e-con-full e-flex e-con e-child\" data-id=\"dd1692c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f17e75c elementor-widget elementor-widget-text-editor\" data-id=\"f17e75c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>The <em>Tension<sup>4<\/sup><\/em> high (\u2248 4.2 V\/cell)<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e0dcfa6 elementor-widget elementor-widget-text-editor\" data-id=\"e0dcfa6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Made possible by the\u2019<em>Organic electrolyte<\/em>.<sup>5<\/sup><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1496f3a elementor-widget elementor-widget-text-editor\" data-id=\"1496f3a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><sup>4 <\/sup>The potential difference existing between the two poles of a set and measured in volts.<\/p>\n<p><sup>5<\/sup> A substance which, when dissolved in water, dissociates into charged ions, thereby enabling it to conduct an electric current.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-56db3aa e-flex e-con-boxed e-con e-parent\" data-id=\"56db3aa\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-243a15e e-con-full e-flex e-con e-child\" data-id=\"243a15e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div 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class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/vosbatteriesetapres.fr\/en\/comprendre-les-batteries\/elements-principaux\/\">Main elements<\/a><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div data-premium-element-link=\"{&quot;type&quot;:&quot;url&quot;,&quot;link&quot;:{&quot;url&quot;:&quot;https:\\\/\\\/vosbatteriesetapres.fr\\\/comprendre-les-batteries\\\/elements-principaux\\\/&quot;,&quot;is_external&quot;:&quot;&quot;,&quot;nofollow&quot;:&quot;&quot;,&quot;custom_attributes&quot;:&quot;&quot;},&quot;href&quot;:&quot;https:\\\/\\\/vosbatteriesetapres.fr\\\/comprendre-les-batteries\\\/elements-principaux\\\/&quot;}\" style=\"cursor: pointer\" class=\"elementor-element elementor-element-806da7d e-con-full premium-wrapper-link-yes e-flex e-con e-child\" data-id=\"806da7d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3b7118e elementor-widget elementor-widget-image\" data-id=\"3b7118e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"393\" height=\"269\" src=\"https:\/\/vosbatteriesetapres.fr\/wp-content\/uploads\/2026\/02\/elements-principaux-dune-batterie-1.png\" class=\"attachment-full size-full wp-image-290\" alt=\"e\u0301le\u0301ments principaux d&apos;une batterie\" srcset=\"https:\/\/vosbatteriesetapres.fr\/wp-content\/uploads\/2026\/02\/elements-principaux-dune-batterie-1.png 393w, https:\/\/vosbatteriesetapres.fr\/wp-content\/uploads\/2026\/02\/elements-principaux-dune-batterie-1-300x205.png 300w\" sizes=\"(max-width: 393px) 100vw, 393px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7d69359 e-con-full e-flex e-con e-child\" data-id=\"7d69359\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div 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src=\"https:\/\/vosbatteriesetapres.fr\/wp-content\/uploads\/2026\/02\/Elements-principaux--1024x1024.jpg\" class=\"attachment-large size-large wp-image-426\" alt=\"E\u0301le\u0301ments principaux\" srcset=\"https:\/\/vosbatteriesetapres.fr\/wp-content\/uploads\/2026\/02\/Elements-principaux--1024x1024.jpg 1024w, https:\/\/vosbatteriesetapres.fr\/wp-content\/uploads\/2026\/02\/Elements-principaux--300x300.jpg 300w, https:\/\/vosbatteriesetapres.fr\/wp-content\/uploads\/2026\/02\/Elements-principaux--150x150.jpg 150w, https:\/\/vosbatteriesetapres.fr\/wp-content\/uploads\/2026\/02\/Elements-principaux--768x768.jpg 768w, https:\/\/vosbatteriesetapres.fr\/wp-content\/uploads\/2026\/02\/Elements-principaux-.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div data-premium-element-link=\"{&quot;type&quot;:&quot;url&quot;,&quot;link&quot;:{&quot;url&quot;:&quot;https:\\\/\\\/vosbatteriesetapres.fr\\\/risques-accidents\\\/incidents-marquants-et-leurs-origines\\\/&quot;,&quot;is_external&quot;:&quot;&quot;,&quot;nofollow&quot;:&quot;&quot;,&quot;custom_attributes&quot;:&quot;&quot;},&quot;href&quot;:&quot;https:\\\/\\\/vosbatteriesetapres.fr\\\/risques-accidents\\\/incidents-marquants-et-leurs-origines\\\/&quot;}\" style=\"cursor: pointer\" class=\"elementor-element elementor-element-6ed168f e-con-full premium-wrapper-link-yes e-flex e-con e-child\" data-id=\"6ed168f\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c58c707 elementor-widget elementor-widget-heading\" data-id=\"c58c707\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/vosbatteriesetapres.fr\/en\/comprendre-les-batteries\/facteurs-de-dangerosite\/\">Dangers of lithium batteries\n<\/a><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Fonctionnement d\u2019une batterie lithium-ion Le fonctionnement d&#8217;une batterie lithium-ion repose sur le d\u00e9placement r\u00e9versible des ions lithium (Li\u207a) entre les [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":284,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"site-sidebar-layout":"no-sidebar","site-content-layout":"","ast-site-content-layout":"full-width-container","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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