[問題] 近藤效應下為何電導跟電阻會有相同趨勢?
各位好~
小弟最近在看文獻時 發現在近藤效應下
越低溫時(低於近藤溫度),電阻跟電導都同時會趨近最大值
電阻會增大可以理解為低溫下傳導帶電子所形成的電子雲 增加對傳導墊子的散射
但是電導不是應該跟電阻有相反的行為嗎? 為什麼同樣也會在低溫下增大?
小弟一直想不到合理的解釋
可能是觀念有誤 還望高手指點~~
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