{"id":100,"date":"2026-05-29T08:59:09","date_gmt":"2026-05-29T08:59:09","guid":{"rendered":"https:\/\/journals.utgjiu.ro\/JFD\/?post_type=articol&#038;p=100"},"modified":"2026-05-29T08:59:09","modified_gmt":"2026-05-29T08:59:09","slug":"electricity-storage-by-electrochemical-batteries","status":"publish","type":"articol","link":"https:\/\/journals.utgjiu.ro\/JFD\/articol\/electricity-storage-by-electrochemical-batteries\/","title":{"rendered":"Electricity Storage by Electrochemical Batteries"},"content":{"rendered":"<p>The increasing integration of renewable energy sources into modern power systems has intensified the need for efficient and reliable electricity storage technologies. Electrochemical batteries have emerged as a leading solution due to their scalability, flexibility, and rapidly advancing performance characteristics. This paper provides an overview of the fundamental principles governing electrochemical energy storage, focusing on the conversion of chemical energy into electrical energy through redox reactions. Key battery technologies \u2013 including lithium-ion, lead-acid, and emerging solid-state systems \u2013 are examined in terms of energy density, efficiency, lifecycle, and environmental impact.<\/p>\n","protected":false},"featured_media":0,"template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","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":"","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 center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"class_list":["post-100","articol","type-articol","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/journals.utgjiu.ro\/JFD\/wp-json\/wp\/v2\/articol\/100","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/journals.utgjiu.ro\/JFD\/wp-json\/wp\/v2\/articol"}],"about":[{"href":"https:\/\/journals.utgjiu.ro\/JFD\/wp-json\/wp\/v2\/types\/articol"}],"wp:attachment":[{"href":"https:\/\/journals.utgjiu.ro\/JFD\/wp-json\/wp\/v2\/media?parent=100"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}