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榪?/span>鏃?/span>錛?/span>騫?/span>瑗?/span>澶?/span>瀛?/span>灝?/span>璇?/span>鏂?/span>鏁?/span>鎺?/span>璇?/span>棰?/span>緇?/span>璁?/span>璁?/span>鍚?/span>鎴?/span>浜?/span>鍏?/span>鏈?/span>寮?/span>璐?/span>緇?/span>鏋?/span>鐨?/span>鑷?/span>鏀?/span>鎾?/span>綰?/span>綾?/span>甯?/span>闃?/span>鍒?/span>鍌?/span>鍖?/span>鍓?/span>(Ni3S2/Ni/NF)鐢?/span>浜?/span>鐢?/span>鍌?/span>鍖?/span>姘?/span>鍖?/span>灝?/span>绱?/span>錛?/span>涓?/span>瀵?/span>鍚?/span>灝?/span>绱?/span>搴?/span>姘?/span>鐨?/span>楂?/span>鏁?/span>澶?/span>鐞?/span>鎻?/span>渚?/span>浜?/span>縐?/span>鍙?/span>琛?/span>鐨?/span>絳?/span>鐣?/span>銆?/span>鐩?/span>鍏?/span>宸?/span>浣?/span>浠?/span>棰?/span>涓?/span>鈥?/span>Ni3S2/Ni Heterostructure Nanobelt Arrays as Bifunctional Catalysts for Urea-Rich Wastewater Degradation鈥?/span>鍙?/span>琛?/span>鍦?/span>銆?/span>ACS Applied Materials & Interfaces銆?/span>銆?/span>


Ni3S2涓?/span>Ni涔?/span>闂?/span>鐨?/span>寮?/span>璐?/span>緇?/span>鏋?/span>寮?/span>璧?/span>鐨?/span>鐣?/span>闈?/span>鐢?/span>鑽?/span>閲?/span>鏂?/span>鍒?/span>甯?/span>鍙?/span>浠?/span>褰?/span>鎴?/span>涓?/span>瀵?/span>鐨?/span>璐?/span>鐢?/span>瀛?/span>Ni鐗?/span>縐?/span>錛?/span>鍏?/span>瀹?/span>鏄?/span>澶?/span>鍘?/span>鐢?/span>瀛?/span>騫?/span>浼?/span>鍖?/span>OH?鐨?/span>鍚?/span>闄?/span>浠?/span>鑰?/span>鍙?/span>鎴?/span>媧?/span>鎬?/span>鐗?/span>璐?/span>NiOOH錛?/span>淇?/span>榪?/span>灝?/span>绱?/span>鍒?/span>瑙?/span>銆?/span>鐢?/span>綰?/span>綾?/span>棰?/span>綺?/span>緇?/span>鎴?/span>鐨?/span>2D綰?/span>綾?/span>甯?/span>闃?/span>鍒?/span>淇?/span>榪?/span>浜?/span>鐢?/span>瑙?/span>娑?/span>涓?/span>媧?/span>鎬?/span>浣?/span>鐐?/span>鐨?/span>鍏?/span>鍒?/span>鎺?/span>瑙?/span>錛?/span>鏈?/span>鍒?/span>浜?/span>鍙?/span>搴?/span>涓?/span>闂?/span>浣?/span>鐨?/span>鎵?/span>鏁?/span>鍙?/span>姘?/span>娑?/span>浼?/span>杈?/span>錛?/span>澧?/span>寮?/span>鍌?/span>鍖?/span>鍓?/span>鐨?/span>紼?/span>瀹?/span>鎬?/span>銆?/span>璇?/span>鍌?/span>鍖?/span>鍓?/span>琛?/span>鐜?/span>鍑?/span>鑹?/span>濂?/span>鐨?/span>鍌?/span>鍖?/span>鎬?/span>鑳?/span>錛?/span>灝?/span>绱?/span>姘?/span>鍖?/span>錛?/span>UOR錛?/span>鍜?/span>鏋?/span>姘?/span>鍙?/span>搴?/span>錛?/span>HER錛?/span>鍦?/span>?10 mA cm?2鐨?/span>鐢?/span>嫻?/span>瀵?/span>搴?/span>瀵?/span>搴?/span>鐨?/span>鐢?/span>浣?/span>鍒?/span>鍒?/span>涓?/span>1.30 V鍜?/span>?54 mV銆?/span>浠?/span>1.36 V灝?/span>鑳?/span>鍦?/span>10 mA cm?2鐨?/span>鐢?/span>嫻?/span>瀵?/span>搴?/span>涓?/span>椹?/span>鍔?/span>鍏?/span>灝?/span>绱?/span>姘?/span>鍖?/span>鍙?/span>搴?/span>錛?/span>騫?/span>鍙?/span>鍦?/span>100 mA cm?2紼?/span>瀹?/span>宸?/span>浣?/span>60灝?/span>鏃?/span>銆?/span>



鍥?/span>1. Ni3S2/Ni/NF鐨?/span>鍚?/span>鎴?/span>紺?/span>鎰?/span>鍥?/span>銆?/span>

鍥?/span>2. Ni3S2/Ni/NF鐨?/span>(a-b) SEM鍥?/span>鍍?/span>錛?/span>(c-e) HRTEM鍥?/span>鍍?/span>鍜?/span>(f-i) HADDF-STEM鍥?/span>鍙?/span>瀵?/span>搴?/span>鐨?/span>鍏?/span>绱?/span>鍒?/span>甯?/span>銆?/span>


鍥?/span>3. Ni3S2/Ni/NF鐨?/span>(a) XRD鍥?/span>璋?/span>鍜?/span>(b) XPS鍥?/span>璋?/span>錛?/span>涓?/span>鍚?/span>鏍?/span>鍝?/span>鐨?/span>XPS鍥?/span>璋?/span>錛?/span>(c) Ni 2p鍜?/span>(d) S2p銆?/span>

鍥?/span>4. (a) Ni3S2/Ni/NF鐨?/span>UOR鍜?/span>OER鏋?/span>鍖?/span>鏇?/span>綰?/span>錛?/span>涓?/span>鍚?/span>鏍?/span>鍝?/span>鐨?/span>(b) UOR鏋?/span>鍖?/span>鏇?/span>綰?/span>錛?/span>(d) Tafel鏂?/span>鐜?/span>鍜?/span>(e) Nyquist鍥?/span>錛?/span>(c) Ni3S2/Ni/NF鍜?/span>宸?/span>鍙?/span>琛?/span>鐨?/span>宸?/span>浣?/span>鍦?/span>10 mA cm?2鐢?/span>嫻?/span>瀵?/span>搴?/span>涓?/span>鐨?/span>UOR媧?/span>鎬?/span>鐨?/span>姣?/span>杈?/span>錛?/span>(f) Ni3S2/Ni/NF鐨?/span>UOR紼?/span>瀹?/span>鎬?/span>銆?/span>



鍥?/span>5. (a) Ni3S2/Ni/NF鍦?/span>涓?/span>鍚?/span>鐢?/span>瑙?/span>娑?/span>涓?/span>鐨?/span>HER鏋?/span>鍖?/span>鏇?/span>綰?/span>錛?/span>涓?/span>鍚?/span>鏍?/span>鍝?/span>鐨?/span>(b) HER鏋?/span>鍖?/span>鏇?/span>綰?/span>錛?/span>(c) Tafel鏂?/span>鐜?/span>鍜?/span>(d) Nyquist鍥?/span>錛?/span>(e) Ni3S2/Ni/NF鐨?/span>HER紼?/span>瀹?/span>鎬?/span>錛?/span>(f) 涓?/span>鍚?/span>鏍?/span>鍝?/span>鍦?/span>鎵?/span>鎻?/span>閫?/span>鐜?/span>涓?/span>10~100 mV s?1鐨?/span>Cdl鍊?/span>銆?/span>


鍥?/span>6. (a) 鍏?/span>灝?/span>绱?/span>姘?/span>鍖?/span>鐨?/span>紺?/span>鎰?/span>鍥?/span>錛?/span>(b) Ni3S2/Ni/NF鐨?/span>鍏?/span>姘?/span>瑙?/span>涓?/span>鍏?/span>灝?/span>绱?/span>姘?/span>鍖?/span>媧?/span>鎬?/span>瀵?/span>姣?/span>錛?/span>(c) 涓?/span>鍚?/span>鏍?/span>鍝?/span>鐨?/span>鍏?/span>灝?/span>绱?/span>姘?/span>鍖?/span>媧?/span>鎬?/span>瀵?/span>姣?/span>錛?/span>(d) Ni3S2/Ni/NF鐨?/span>鍏?/span>灝?/span>绱?/span>姘?/span>鍖?/span>紼?/span>瀹?/span>鎬?/span>錛?/span>(e) Ni3S2/Ni/NF涓?/span>榪?/span>鎶?/span>閬?/span>鐨?/span>鍌?/span>鍖?/span>鍓?/span>鍦?/span>10 mA cm?2鐨?/span>鍏?/span>灝?/span>绱?/span>姘?/span>鍖?/span>媧?/span>鎬?/span>瀵?/span>姣?/span>銆?/span>


鐩?/span>鍏?/span>鎴?/span>鏋?/span>榪?/span>鏃?/span>鍙?/span>琛?/span>鍦?/span>銆?/span>ACS Applied Materials & Interfaces銆?/span>錛?/span>DOI錛?/span> 10.1021/acsami.1c08148銆?/span>璁?/span>鏂?/span>鐨?/span>閫?/span>璁?/span>浣?/span>鑰?/span>涓?/span>騫?/span>瑗?/span>澶?/span>瀛?/span>灝?/span>璇?/span>鏂?/span>鏁?/span>鎺?/span>錛?/span>絎?/span>浣?/span>鑰?/span>涓?/span>騫?/span>瑗?/span>澶?/span>瀛?/span>紜?/span>澹?/span>鐮?/span>絀?/span>鐢?/span>鍗?/span>灝?/span>鐕?/span>銆?/span>姝?/span>宸?/span>浣?/span>寰?/span>鍒?/span>鍥?/span>瀹?/span>鑷?/span>鐒?/span>縐?/span>瀛?/span>鍩?/span>閲?/span>絳?/span>欏?/span>鐩?/span>鐨?/span>璧?/span>鍔?/span>銆?/span>


鐩?/strong>鍏?/strong>閾?/strong>鎺?/strong>

https://doi.org/10.1021/acsami.1c08148

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