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楂?/span>鏁?/span>鏋?/span>姘?/span>鍙?/span>搴?/span>鐢?/span>鍌?/span>鍖?/span>鍓?/span>鐨?/span>璁?/span>璁?/span>瀵?/span>鐢?/span>鍌?/span>鍖?/span>鍒?/span>瑙?/span>姘?/span>鍒?/span>姘?/span>鐨?/span>澶?/span>瑙?/span>妯?/span>搴?/span>鐢?/span>鍏?/span>鏈?/span>閲?/span>瑕?/span>鎰?/span>涔?/span>銆?/span>鐩?/span>鍓?/span>錛?/span>璐?/span>閲?/span>灞?/span>鍩?/span>鍌?/span>鍖?/span>鍩?/span>(RuO2/IrO2)铏?/span>鐒?/span>鍏?/span>鏈?/span>杈?/span>濂?/span>鐨?/span>鍌?/span>鍖?/span>媧?/span>鎬?/span>錛?/span>浣?/span>鍏?/span>绱?/span>涓?/span>搴?/span>浣?/span>浠?/span>鍙?/span>楂?/span>鎴?/span>鏈?/span>浼?/span>闄?/span>鍒?/span>鍏?/span>瀹?/span>闄?/span>搴?/span>鐢?/span>銆?/span>榪?/span>騫?/span>鏉?/span>錛?/span>榪?/span>娓?/span>閲?/span>灞?/span>紜?/span>鍖?/span>鐗?/span>錛?/span>闀?/span>閾?/span>紜?/span>鍖?/span>鐗?/span>錛?/span>鍥?/span>鍏?/span>鍏?/span>鏈?/span>楂?/span>鐢?/span>瀵?/span>鐜?/span>銆?/span>鏅?/span>鐩?/span>鐨?/span>澶?/span>鏍?/span>鎬?/span>浠?/span>鍙?/span>鍙?/span>璋?/span>鐨?/span>鐢?/span>瀛?/span>緇?/span>鏋?/span>鑰?/span>琚?/span>璁?/span>涓?/span>鏄?/span>璐?/span>閲?/span>灞?/span>鍩?/span>鍌?/span>鍖?/span>鍓?/span>鐨?/span>鏇?/span>浠?/span>鏉?/span>鏂?/span>銆?/span>铏?/span>鐒?/span>闀?/span>閾?/span>紜?/span>鍖?/span>鐗?/span>鐢?/span>鍌?/span>鍖?/span>鍓?/span>鍦?/span>紕?/span>鎬?/span>鏉?/span>浠?/span>涓?/span>瀛?/span>鍦?/span>浼?/span>寮?/span>鐨?/span>鍌?/span>鍖?/span>媧?/span>鎬?/span>錛?/span>浣?/span>鏄?/span>鍒?/span>鐩?/span>鍓?/span>涓?/span>姝?/span>錛?/span>瀵?/span>浜?/span>闀?/span>閾?/span>鍌?/span>鍖?/span>鍓?/span>鐨?/span>瀹?/span>闄?/span>媧?/span>鎬?/span>浣?/span>鐐?/span>鏄?/span>Ni榪?/span>鏄?/span>Fe榪?/span>娌?/span>鏈?/span>縐?/span>瀛?/span>鍏?/span>璇?/span>銆?/span>璁?/span>澶?/span>鐮?/span>絀?/span>琛?/span>鏄?/span>錛?/span>閲?/span>灞?/span>浣?/span>鐐?/span>鐨?/span>鐢?/span>瀛?/span>緇?/span>鏋?/span>瀵?/span>澧?/span>寮?/span>OER媧?/span>鎬?/span>鑷?/span>鍏?/span>閲?/span>瑕?/span>錛?/span>鍥?/span>姝?/span>濡?/span>鏋?/span>鑳?/span>澶?/span>鍗?/span>鐙?/span>璋?/span>鎺?/span>鍙?/span>閲?/span>灞?/span>鍌?/span>鍖?/span>鍓?/span>涓?/span>鍗?/span>涓閲?/span>灞?/span>浣?/span>鐐?/span>鐨?/span>鐢?/span>瀛?/span>緇?/span>鏋?/span>錛?/span>涓?/span>浠?/span>鍙?/span>浠?/span>浼?/span>鍖?/span>鍌?/span>鍖?/span>媧?/span>鎬?/span>錛?/span>榪?/span>鏈?/span>鍙?/span>鑳?/span>鏈?/span>鍔?/span>浜?/span>榪?/span>涓姝?/span>鐞?/span>瑙?/span>鍙?/span>閲?/span>灞?/span>鍌?/span>鍖?/span>鍓?/span>鐨?/span>鐪?/span>姝?/span>媧?/span>鎬?/span>浣?/span>鐐?/span>銆?/span>


榪?/span>鏃?/span>錛?/span>灞?/span>涓?/span>澶?/span>瀛?/span>鐜?/span>寤?/span>鍐?/span>鏁?/span>鎺?/span>璇?/span>棰?/span>緇?/span>鍦?/span>銆?/span>Advanced Science銆?/span>涓?/span>鍙?/span>琛?/span>浜?/span>棰?/span>涓?/span>鈥?/span>Highly Efficient Oxygen Evolution Reaction Enabled by Phosphorus Doping of the Fe Electronic Structure in Iron鈥?/span>Nickel Selenide Nanosheets鈥?/span>鐨?/span>鐮?/span>絀?/span>璁?/span>鏂?/span>銆?/span>鏈?/span>璁?/span>鏂?/span>閫?/span>榪?/span>紓?/span>鎺?/span>鏉?/span>綺?/span>紜?/span>璋?/span>鎺?/span>闀?/span>閾?/span>鍙?/span>閲?/span>灞?/span>鍩?/span>鍌?/span>鍖?/span>鍓?/span>鐨?/span>鐢?/span>瀛?/span>緇?/span>鏋?/span>錛?/span>瀹?/span>鐜?/span>浜?/span>鍌?/span>鍖?/span>媧?/span>鎬?/span>鐨?/span>澶?/span>騫?/span>鎻?/span>鍗?/span>錛?/span>鎻?/span>紺?/span>浜?/span>鐩?/span>鍏?/span>鍌?/span>鍖?/span>鏈?/span>鐞?/span>榪?/span>紼?/span>錛?/span>涓?/span>楂?/span>鏁?/span>鐢?/span>鍌?/span>鍖?/span>鍓?/span>鐨?/span>璁?/span>璁?/span>浠?/span>鍙?/span>鍌?/span>鍖?/span>媧?/span>鎬?/span>涓?/span>蹇?/span>鐨?/span>璇?/span>鍒?/span>鎻?/span>渚?/span>浜?/span>鏂?/span>鎬?/span>璺?/span>銆?/span>


鍥?/span>1. (a) P鎺?/span>鏉?/span>鍓?/span>鍚?/span>Ni0.75Fe0.25Se2鐢?/span>瀛?/span>緇?/span>鏋?/span>鍙?/span>鍖?/span>紺?/span>鎰?/span>鍥?/span>錛?/span>(b) X灝?/span>綰?/span>琛?/span>灝?/span>錛?/span>(c) Ni0.75Fe0.25Se2鐨?/span>SEM鍥?/span>錛?/span>P-Ni0.75Fe0.25Se2鐨?/span> (d) SEM, (e) TEM, (f) HRTEM 鍜?/span>(g) mapping鍥?/span>銆?/span>


鏈?/span>瀹?/span>楠?/span>閫?/span>榪?/span>綆鍗?/span>鐨?/span>姘?/span>鐑?/span>浠?/span>鍙?/span>楂?/span>娓?/span>鐓?/span>鐑?/span>榪?/span>紼?/span>鍦?/span>紕?/span>甯?/span>涓?/span>鍚?/span>鎴?/span>寰?/span>鍒?/span>褰?/span>璨?/span>涓?/span>綰?/span>綾?/span>鐗?/span>鐨?/span>P-Ni0.75Fe0.25Se2銆?/span>濡?/span>鍥?/span>1鎵紺?/span>錛?/span>閫?/span>榪?/span>XRD銆?/span>SEM銆?/span>TEM絳?/span>琛?/span>寰?/span>鎵?/span>孌?/span>璇?/span>鏄?/span>P琚?/span>鎴?/span>鍔?/span>鐨?/span>鎺?/span>鏉?/span>榪?/span>鍏?/span>Ni0.75Fe0.25Se2綰?/span>綾?/span>鐗?/span>涓?/span>錛?/span>P鍏?/span>绱?/span>鍧?/span>鍖鐨?/span>鍒?/span>甯?/span>鍦?/span>Ni0.75Fe0.25Se2綰?/span>綾?/span>鐗?/span>涓?/span>(鍥?/span> 1g)銆?/span>鑰?/span>涓?/span>P鐨?/span>寮?/span>鍏?/span>涓?/span>浼?/span>鏄?/span>鏄?/span>鏀?/span>鍙?/span>Ni0.75Fe0.25Se2鐨?/span>鏅?/span>浣?/span>緇?/span>鏋?/span>(鍥?/span>1b鍜?/span>1f)錛?/span>浣?/span>浼?/span>鏀?/span>鍙?/span>Ni0.75Fe0.25Se2鐨?/span>褰?/span>璨?/span>(鍥?/span>1c-e)浠?/span>鍙?/span>Fe鐨?/span>鐢?/span>瀛?/span>緇?/span>鏋?/span>(鍥?/span> 1a)錛?/span>浠?/span>鑰?/span>鏀?/span>鍠?/span>OER鍌?/span>鍖?/span>榪?/span>紼?/span>銆?/span>

鍥?/span>2. P-Ni0.75Fe0.25Se2鍜?/span>Ni0.75Fe0.25Se2鐨?/span>楂?/span>鍒?/span>杈?/span>XPS鍥?/span>璋?/span>錛?/span>(a) P 2p, (b) Fe 2p, (c) Mo?ssbauer 璋?/span>錛?/span>

鍜?/span>(d-e) XANES 鍥?/span>璋?/span>: d) Ni K-edge, e) Fe K-edge.


涓?/span>浜?/span>鍒?/span>鏋?/span>P鎺?/span>鏉?/span>Ni0.75Fe0.25Se2鍓?/span>鍚?/span>閲?/span>灞?/span>浣?/span>鐐?/span>鐢?/span>瀛?/span>緇?/span>鏋?/span>鐨?/span>鍙?/span>鍖?/span>錛?/span>榪?/span>琛?/span>浜?/span>涓緋?/span>鍒?/span>鐨?/span>鏉?/span>鏂?/span>琛?/span>寰?/span>(鍥?/span>2)銆?/span>棣?/span>鍏?/span>P 2p XPS鏁?/span>鎹?/span>琛?/span>鏄?/span>紓?/span>鍏?/span>绱?/span>琚?/span>鎴?/span>鍔?/span>鍦?/span>寮?/span>鍏?/span>Ni0.75Fe0.25Se2涓?/span>錛?/span>騫?/span>涓?/span>涓?/span>閲?/span>灞?/span>鍏?/span>绱?/span>鎴?/span>閿?/span>(鍥?/span>2a)銆?/span>鑰?/span>閫?/span>榪?/span>Fe 鐨?/span>XPS銆?/span>Mo?ssbauer浠?/span>鍙?/span>Fe K-edge XANES璋?/span>鏁?/span>鎹?/span>琛?/span>鏄?/span> 鍦?/span>P鎺?/span>鏉?/span>鍚?/span>錛?/span>Fe鐨?/span>浠?/span>鎬?/span>闄?/span>浣?/span>騫?/span>褰?/span>鎴?/span>閮?/span>鍒?/span>鐨?/span>浜?/span>浠?/span>閾?/span>(鍥?/span>2b-c鍜?/span>鍥?/span>2e)銆?/span>鐩?/span>姣?/span>鑰?/span>璦錛?/span>P鎺?/span>鏉?/span>Ni0.75Fe0.25Se2鍓?/span>鍚?/span>鐨?/span>Ni K-edge XANES鏁?/span>鎹?/span>鍑?/span>涔?/span>閲?/span>鍚?/span>錛?/span>琛?/span>鏄?/span>P鎺?/span>鏉?/span>娌?/span>鏈?/span>鏀?/span>鍙?/span>Ni鐨?/span>鐢?/span>瀛?/span>緇?/span>鏋?/span>(鍥?/span>2d)銆?/span>

鍥?/span>3. 鍌?/span>鍖?/span>鍓?/span>鐨?/span>錛?/span>(a) LSV鏋?/span>鍖?/span>鏇?/span>綰?/span>錛?/span> (b) 濉?/span>鑿?/span>灝?/span>鏂?/span>鐜?/span>錛?/span> (c) 璐?/span>閲?/span>媧?/span>鎬?/span>錛?/span>(d) TOF鍊?/span>錛?/span> (e)紼?/span>瀹?/span>鎬?/span>錛?/span>(f) 娉?/span>鎷?/span>絎?/span>鏁?/span>鐜?/span>銆?/span>

鐢?/span>鍖?/span>瀛?/span>嫻?/span>璇?/span>琛?/span>鏄?/span>P-Ni0.75Fe0.25Se2鍦?/span>紕?/span>鎬?/span>鏉?/span>浠?/span>涓?/span>鍏?/span>鏈?/span>浼?/span>寮?/span>鐨?/span>鍌?/span>鍖?/span>媧?/span>鎬?/span>(鍥?/span>3)銆?/span>P-Ni0.75Fe0.25Se2鍦?/span>1 M KOH杈?/span>鍒?/span>10 mA cm-2鐨?/span>鐢?/span>嫻?/span>瀵?/span>搴?/span>鍙?/span>闇瑕?/span>185 mV鐨?/span>榪?/span>鐢?/span>浣?/span>錛?/span>浠?/span>鍙?/span>27.2 mV dec-1濉?/span>鑿?/span>灝?/span>鏂?/span>鐜?/span>(鍥?/span>3a-b)銆?/span>姝?/span>澶?/span>錛?/span>P-Ni0.75Fe0.25Se2鍦?/span>榪?/span>鐢?/span>浣?/span>涓?/span>500 mV鏃?/span>錛?/span>鍏?/span>璐?/span>閲?/span>媧?/span>鎬?/span>鍜?/span>TOF鍒?/span>鍒?/span>涓?/span>328.19 A g-1涓?/span>0.18 s-1(鍥?/span>3c-d)錛?/span>鏄?/span>紺?/span>鍑?/span>浼?/span>寮?/span>鐨?/span>鏈?/span>寰?/span>媧?/span>鎬?/span>銆?/span>鏇?/span>閲?/span>瑕?/span>鐨?/span>鏄?/span>錛?/span>璇?/span>鍌?/span>鍖?/span>鍓?/span>鍦?/span>100 mA cm-2鐨?/span>楂?/span>鐢?/span>嫻?/span>瀵?/span>搴?/span>涓?/span>錛?/span>鑳?/span>澶?/span>紼?/span>瀹?/span>榪?/span>琛?/span>120 h (鍥?/span>3e)錛?/span>騫?/span>涓?/span>鍏?/span>娉?/span>鎷?/span>絎?/span>鏁?/span>鐜?/span>鎺?/span>榪?/span>~100%錛?/span>娌?/span>鏈?/span>鍓?/span>鍙?/span>搴?/span>浜?/span>鐢?/span> (鍥?/span>3f)銆?/span>

鍥?/span>4. 鍌?/span>鍖?/span>鍓?/span>鐨?/span>錛?/span>(a) ECSA-褰?/span>涓鍖?/span>鐨?/span>LSV鏇?/span>綰?/span>錛?/span>(b) 媧?/span>鍖?/span>鑳?/span>錛?/span>(c) EIS錛?/span>(d) 瀵?/span>鐢?/span>鎬?/span>錛?/span> (e) O2-TPD錛?/span> (f) 鐢?/span>瀛?/span>杞?/span>縐?/span>閫?/span>鐜?/span>甯?/span>鏁?/span>銆?/span>


鏈鍚?/span>涓?/span>浜?/span>鐮?/span>絀?/span>P-Ni0.75Fe0.25Se2鎬?/span>鑳?/span>澧?/span>寮?/span>鐨?/span>鏈?/span>鐞?/span>錛?/span>浣?/span>鑰?/span>嫻?/span>璇?/span>浜?/span>鎺?/span>鏉?/span>鍓?/span>鍚?/span>鏉?/span>鏂?/span>鐨?/span>鐢?/span>鍖?/span>瀛?/span>媧?/span>鎬?/span>闈?/span>縐?/span>錛?/span>鍙?/span>鐜?/span>P鎺?/span>鏉?/span>鑳?/span>澶?/span>澧?/span>鍔?/span>媧?/span>鎬?/span>浣?/span>鐐?/span>鐨?/span>鏁?/span>閲?/span>銆?/span>鐒?/span>鍚?/span>閫?/span>榪?/span>媧?/span>鎬?/span>闈?/span>縐?/span>瀵?/span>鍏?/span>LSV鎬?/span>鑳?/span>榪?/span>琛?/span>褰?/span>涓鍖?/span>錛?/span>鍙?/span>鐜?/span>P鎺?/span>鏉?/span>榪?/span>鑳?/span>澶?/span>鎻?/span>楂?/span>鍌?/span>鍖?/span>鍓?/span>鐨?/span>鏈?/span>寰?/span>媧?/span>鎬?/span>(鍥?/span>4a)銆?/span>姝?/span>澶?/span>錛?/span>P鎺?/span>鏉?/span>榪?/span>鑳?/span>澶?/span>閫?/span>榪?/span>闄?/span>浣?/span>媧?/span>鍖?/span>鑳?/span>銆?/span>鍑?/span>灝?/span>鐢?/span>鑽?/span>杞?/span>縐?/span>鐢?/span>闃?/span>鍜?/span>鎻?/span>楂?/span>瀵?/span>鐢?/span>鎬?/span>鏉?/span>鎻?/span>楂?/span>OER媧?/span>鎬?/span>(鍥?/span>4b-d)銆?/span>鏇?/span>閲?/span>瑕?/span>鐨?/span>鏄?/span>錛?/span>O2-TPD鍜?/span>鐢?/span>瀛?/span>杞?/span>縐?/span>閫?/span>鐜?/span>甯?/span>鏁?/span>嫻?/span>璇?/span>琛?/span>鏄?/span>P鎺?/span>鏉?/span>榪?/span>鍙?/span>浠?/span>璋?/span>鎺?/span>媧?/span>鎬?/span>涓?/span>蹇?/span>涓?/span>鍚?/span>姘?/span>涓?/span>闂?/span>浣?/span>鐨?/span>緇?/span>鍚?/span>寮?/span>搴?/span>鏉?/span>鍔?/span>蹇?/span>OER鐨?/span>鍔?/span>鍔?/span>瀛?/span>榪?/span>紼?/span>銆?/span>

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璁?/span>鏂?/span>閾?/span>鎺?/span>

Highly Efficient Oxygen Evolution Reaction enabled by Phosphorus Doping of the Fe Electronic Structure in Iron鈥?/span>Nickel Selenide Nanosheets

https://onlinelibrary.wiley.com/doi/10.1002/advs.202101775

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