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lisamos: ½ð±Ò+2, ÎÒ¾ÍÊǰïÄãÎ浀 2012-07-25 18:59:21
lisamos: ½ð±Ò+8 2012-07-25 21:06:48
Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
lisamos: ½ð±Ò+2, ÎÒ¾ÍÊǰïÄãÎ浀 2012-07-25 18:59:21
lisamos: ½ð±Ò+8 2012-07-25 21:06:48
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½ðÊôÀë×ӵĹÌÈÜÌ壬ͨ¹ý½ðÊôÀë×ÓÌæ»»£¨Ïò¶þ¼ÛÌúµÄ¹Ç¼Ü½á¹¹ÖмÓÈëÈý¼ÛÌúΪÀý£©ÐγɵçºÉÔØÌåµÄȱÏÝ£¬½«O2- or H+ÒýÈëMOFÖв¢×ÔÓÉÒÆ¶¯¡£ ÎÊÌ⣺Ϊʲôͨ¹ý²»µÈ¼ÛÀë×ÓµÄÌæ»»¿ÉÒÔÓÐO2- or H+ÔڹǼÜÖÐ×ÔÓÉÒÆ¶¯¡£ I think it¡¯s because the generation of oxygen vacancies. (A large number of the ions of one species should be mobile. This requires a large number of empty sites, either vacancies or accessible interstitial sites.) Lewis acidic ferrous ions have the potential to promote elimination of a proton from the coordination acid (Phosphorus oxoacids/phosphates), make the proton mobile in the oxygen vacancies. The O2- would be mobile in the the oxygen vacancies by inducing Fe2O3. |
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