{"version":"1.0","type":"rich","provider_name":"Site Pagestec","provider_url":"https:\/\/www.pagestec.org","title":"La r\u00e9action en cha\u00eene","author_name":"","width":"480","height":"295","url":"https:\/\/pagestec.org\/article3741.html","html":"\u003Ch4 class='title'\u003E\u003Ca href='https:\/\/pagestec.org\/article3741.html'\u003ELa r\u00e9action en cha\u00eene\u003C\/a\u003E\u003C\/h4\u003E\u003Cblockquote class='spip'\u003E\n\u003Cp\u003ELors de la fission nucl\u00e9aire des neutrons sont lib\u00e9r\u00e9s. Ils peuvent provoquer \u00e0 leur tour de nouvelles fissions et la lib\u00e9ration de nouveaux neutrons. Lorsque le ph\u00e9nom\u00e8ne se r\u00e9p\u00e8te, on parle de r\u00e9action en cha\u00eene.\u003C\/p\u003E\n\u003C\/blockquote\u003E\n"}