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17 小时
世界首次,国内团队破解钙钛矿电池寿命短难题
通俗来说,钙钛矿材料在阳光照射下会像气球一样反复膨胀收缩,时间一长就会“内伤”破裂。这种材料遇光会膨胀超过 1%,内部晶体相互挤压产生破坏力,就像反复折叠的纸最终会断裂一样。科研人员想出了一个妙招 —— 给材料穿“防弹衣” 。
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