可以嘗試文獻的修飾方法[68-70]，在觸媒的製備前，將 carbon black 先經由 不同溶液的處理後，可以使得合成出來的金屬觸媒效能更好，藉此來比較其差異。
另外經過了上述 10 種金屬觸媒對乙醇電催化氧化的比較結果，進一步可以比較 不同種金屬單一晶面，或者同種金屬的不同晶面對於乙醇電催化氧化的反應結果。
還是利用本次的實驗結果，合成不同比例的二元合金來修飾金屬觸媒，研究其效 能的差異。也可以嘗試改變金屬的顆粒大小，比較乙醇電催化氧化反應的結果，
找出能提供最好效能的顆粒大小。再配合產物的分析，可以更清楚每個金屬觸媒 的反應路徑，進而劃分且區別。
134
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