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\u5438\u9644\u5b9e\u9a8c\u7ed3\u679c\u8868\u660e\uff0cNAS\u2013HBA<\/b><\/strong>\u5bf9AuBr4<\/sub>\u2212<\/sup>\u6216AuCl4<\/sub>\u2212<\/sup>\u00a0\u5177\u6709\u8f83\u5feb\u7684\u5438\u9644\u52a8\u529b\u5b66(\u56fe4a)\uff0c\u5176\u6700\u5927\u5438\u9644\u5bb9\u91cf\u9ad8\u8fbe2750 mg g-1<\/sup>\uff08\u56fe4b\uff09\u3002\u6b64\u5916\uff0c\u8be5\u6750\u6599\u5728pH 1-11\u8303\u56f4\u5185\u4ee5\u53ca35.5 wt%\u6d53\u76d0\u9178\u6761\u4ef6\u4e0b\u5747\u8868\u73b0\u51fa\u4f18\u5f02\u7684\u8010\u53d7\u6027(\u56fe4c)\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u5373\u4f7f\u5728\u5f3a\u9178\u6027\u73af\u5883\u4e2d\uff0cNAS\u2013HBA<\/b><\/strong>\u4ecd\u4fdd\u6301\u8f83\u9ad8\u7684\u5438\u9644\u91d1\u80fd\u529b\uff0c\u7ea6821 mg g-1<\/sup>(\u56fe4d)\u3002\u4e4b\u540e\uff0c\u8fdb\u4e00\u6b65\u7814\u7a76\u4e86\u7ade\u4e89\u79bb\u5b50\u5bf9NAS\u2013HBA<\/b><\/strong>\u5438\u9644\u91d1\u7684\u5f71\u54cd\u3002\u968f\u7740\u6eb6\u6db2pH\u7684\u964d\u4f4e\uff0cNAS\u2013HBA<\/b><\/strong>\u7684\u9009\u62e9\u6027\u9010\u6e10\u5347\u9ad8\uff0c\u5e76\u5728 pH = 1 \u65f6\u8868\u73b0\u51fa\u8d85\u9ad8\u9009\u62e9\u6027\u53ca\u4f18\u5f02\u7684\u91d1\u6e05\u9664\u80fd\u529b\uff08\u56fe4e\uff09\u3002\u5728 2 M \u9178\u6027\u6eb6\u6db2\u4e2d\uff0c\u5373\u4f7f\u7ade\u4e89\u9633\u79bb\u5b50\u6216\u5e38\u89c1\u9634\u79bb\u5b50\u7684\u6d53\u5ea6\u8d85\u8fc7\u91d1\u79bb\u5b50 200 \u500d\uff0cNAS\u2013HBA<\/b><\/strong>\u4ecd\u80fd\u7ef4\u6301\u663e\u8457\u7684\u9009\u62e9\u6027(\u56fe4f-g)\u3002\u5176\u5438\u9644\u6027\u80fd\u53ef\u4e0e\u76ee\u524d\u62a5\u9053\u7684\u591a\u5b54 MOFs\u3001COFs \u548c POPs \u6750\u6599\u76f8\u5ab2\u7f8e\u3002\u6b64\u5916\uff0c\u5faa\u73af\u56de\u6536\u5b9e\u9a8c\u8868\u660e\uff0cNAS\u2013HBA<\/b><\/strong>\u53ef\u901a\u8fc7\u786b\u8132\u548c K2<\/sub>CO3<\/sub>\u6eb6\u6db2\u5b9e\u73b0\u518d\u751f\u4e0e\u91d1\u7684\u91ca\u653e\u3002\u7ecf\u8fc7 30 \u6b21\u5faa\u73af\uff0c\u5438\u9644\u6027\u80fd\u672a\u53d1\u751f\u660e\u663e\u4e0b\u964d(\u56fe4h)\u3002\u56de\u6536\u7684NAS\u2013HBA<\/b><\/strong>\u901a\u8fc71<\/sup>H\u6838\u78c1\u5171\u632f\u548c\u7ea2\u5916\u5149\u8c31\u5206\u6790\u9a8c\u8bc1\u4e86\u5176\u7ed3\u6784\u7684\u5b8c\u6574\u6027\u00a0(\u56fe4i)\u3002\u8fd9\u4e9b\u7ed3\u679c\u5145\u5206\u8bc1\u660e NAS\u2013HBA <\/b><\/strong>\u5177\u5907\u4f18\u5f02\u7684\u7a33\u5b9a\u6027\u548c\u9ad8\u6548\u6027\uff0c\u4f7f\u5176\u6210\u4e3a\u4ece\u590d\u6742\u57fa\u8d28\u4e2d\u63d0\u53d6\u9ec4\u91d1\u7684\u6781\u5177\u6f5c\u529b\u7684\u5019\u9009\u6750\u6599\u3002<\/p>\n

\"\"<\/p>\n

\u56fe4. NAS\u2013HBA<\/b><\/strong>\u7684\u91d1\u5438\u9644\u6027\u80fd\u3002a) AuBr\u2084\u207b\uff08\u7eff\u8272\uff09\u548c AuCl\u2084\u207b\uff08\u9ed1\u8272\uff09\u6eb6\u6db2\uff08\u521d\u59cb\u6d53\u5ea6 600 ppm\uff09\u7684\u5438\u9644\u52a8\u529b\u5b66\u66f2\u7ebf\u3002b) \u91d1\u5438\u9644\u5bb9\u91cf\u968f\u521d\u59cb\u6d53\u5ea6\u7684\u53d8\u5316\u5173\u7cfb\uff0c\u5176\u4e2d Ce \u8868\u793a\u5438\u9644\u524d\u6eb6\u6db2\u4e2d Au(III) \u7684\u6d53\u5ea6\u3002c) pH \u503c\u5bf9 NAS\u2013HBA \u5438\u9644 AuBr\u2084\u207b \u7684\u5f71\u54cd\u3002d) \u76d0\u9178\u6d53\u5ea6\u5bf9\u91d1\u5438\u9644\u5bb9\u91cf\u7684\u5f71\u54cd\u3002e) \u5728 20 ppm NaAuBr\u2084 \u590d\u5408\u6eb6\u6db2\u4e2d\uff0cNAS\u2013HBA <\/b><\/strong>\u5728\u7b49\u8d28\u91cf\u7684 Mg\u00b2\u207a\u3001Al\u00b3\u207a\u3001Cr\u00b3\u207a\u3001Fe\u00b3\u207a\u3001Co\u00b2\u207a\u3001Ni\u00b2\u207a\u3001Cu\u00b2\u207a\u3001Zn\u00b2\u207a\u3001Cd\u00b2\u207a \u548c Pb\u00b2\u207a\uff08\u4ee5\u6c2f\u5316\u7269\u5f62\u5f0f\u5b58\u5728\uff09\u7ade\u4e89\u79bb\u5b50\u6761\u4ef6\u4e0b\u7684\u91d1\u5438\u9644\u901f\u7387\u3002f) \u5728\u542b\u6709 20 ppm AuBr\u2084\u207b \u7684\u6eb6\u6db2\u4e2d\uff0c\u4e0d\u540c\u6bd4\u4f8b\u7ade\u4e89\u9634\u79bb\u5b50\uff08Cl\u207b\u3001Br\u207b\u3001NO\u2083\u207b\u3001SO\u2084\u00b2\u207b \u548c PO\u2084\u00b3\u207b\uff09\u5b58\u5728\u65f6\uff0cNAS\u2013HBA<\/b><\/strong>\u00a0\u7ade\u4e89\u79bb\u5b50\u6761\u4ef6\u4e0b\u7684\u91d1\u5438\u9644\u901f\u7387\u3002h) \u5728\u5faa\u73af\u5438\u9644\u5b9e\u9a8c\u4e2d\uff0cNAS\u2013HBA<\/b><\/strong>\u00a0\u7ecf\u8fc7 30 \u4e2a\u5faa\u73af\u540e\u7684\u91d1\u53bb\u9664\u6548\u7387\u3002i) \u7ecf\u8fc7 30 \u6b21\u5438\u9644\u2013\u89e3\u5438\u5faa\u73af\u540e\uff0c\u56de\u6536 NAS\u2013HBA \u5728 DMSO-d\u2086 \u6eb6\u5242\u4e2d\u7684\u90e8\u5206 \u00b9H NMR \u8c31\u56fe\uff08\u5e95\u90e8\uff1a\u65b0\u5236\u5907\u7684NAS\u2013HBA<\/b><\/strong>\uff0c\u9876\u90e8\uff1a\u56de\u6536 NAS\u2013HBA<\/b><\/strong>\uff09\u3002<\/p>\n

 <\/p>\n

\u4e3a\u4e86\u9a8c\u8bc1NAS\u2013HBA<\/b><\/strong>\u5728\u91d1\u5206\u79bb\u4e2d\u7684\u5b9e\u9645\u5e94\u7528\u4ef7\u503c\uff0c\u5bf9\u5176\u5728\u591a\u79cd\u771f\u5b9e\u4f53\u7cfb\u4e2d\u7684\u5438\u9644\u6027\u80fd\u8fdb\u884c\u4e86\u7814\u7a76\u3002\u5b9e\u9a8c\u5bf9\u8c61\u5305\u62ec\u91d1\u50ac\u5316\u5b9e\u9a8c\u5ba4\u7684\u50ac\u5316\u5e9f\u6c34\u3001\u8ba1\u7b97\u673a AMD CPU\u3001\u79fb\u52a8\u7535\u8bdd PCB\u3001\u77ff\u77f3\u6d78\u51fa\u6db2\u3001\u6e58\u6c5f\u6c34\u53ca\u9ec4\u6d77\u6c34\u3002\u7ed3\u679c\u8868\u660e\uff0cNAS\u2013HBA <\/b><\/strong>\u5728\u6240\u6709\u4f53\u7cfb\u4e2d\u5747\u8868\u73b0\u51fa\u5353\u8d8a\u7684\u91d1\u9009\u62e9\u6027\u548c\u9ad8\u6548\u53bb\u9664\u80fd\u529b(\u56fe5a-f)\u3002\u6b64\u5916\uff0c\u5728\u91d1\u542b\u91cf\u8f83\u9ad8\u7684\u624b\u673a\u5370\u5237\u7535\u8def\u677f\uff08PCB\uff09\u4e0a\u8fdb\u884c\u4e86\u653e\u5927\u5438\u9644\u5b9e\u9a8c\u3002\u901a\u8fc7\u7b80\u5355\u5904\u7406\uff0c\u6210\u529f\u56de\u6536 32 mg \u7eaf\u5ea6\u8fbe 23.8K \u7684\u9ec4\u91d1\uff08\u56fe 5g\u2013i\uff09\uff0c\u8fdb\u4e00\u6b65\u51f8\u663e\u4e86 NAS\u2013HBA \u5728\u8d44\u6e90\u56de\u6536\u9886\u57df\u7684\u53ef\u6269\u5c55\u6027\u53ca\u73af\u4fdd\u5e94\u7528\u6f5c\u529b\u3002<\/p>\n

\"\"<\/p>\n

\u56fe5. NAS\u2013HBA<\/b><\/strong>\u5728\u771f\u5b9e\u6837\u54c1\u4e2d\u7684\u91d1\u5206\u79bb\u6027\u80fd\u3002a) \u542b\u91d1\u50ac\u5316\u5e9f\u6c34\u7684\u5438\u9644\u5b9e\u9a8c\uff1bb) \u8ba1\u7b97\u673a AMD CPU \u7684\u738b\u6c34\u6d78\u51fa\u6db2\uff1bc) \u624b\u673a\u5370\u5237\u7535\u8def\u677f\uff08PCB\uff09\u7684\u738b\u6c34\u6d78\u51fa\u6db2\uff1b
\nd) \u91d1\u77ff\u77f3\u7684\u738b\u6c34\u6d78\u51fa\u6db2\uff1be) \u6e58\u6c5f\u5e9f\u6c34\uff08\u521d\u59cb\u91d1\u6d53\u5ea6 C\u2080 = 10 ppb\uff09\u7684\u5438\u9644\u5b9e\u9a8c\uff1b
\nf) \u9ec4\u6d77\u6d77\u6c34\uff08\u521d\u59cb\u91d1\u6d53\u5ea6 C\u2080 = 10 ppb\uff09\u7684\u5438\u9644\u5b9e\u9a8c\uff1bg) \u624b\u673a PCB \u5728 NBS\/Py \u4f53\u7cfb\u4e0b\u6d78\u51fa\u7684\u6eb6\u6db2\uff1bh) \u6269\u5927\u89c4\u6a21\u7684 NBS\/Py \u6d78\u51fa\u6db2\u4e2d\u9009\u62e9\u6027\u91d1\u5438\u9644\u5b9e\u9a8c\uff1bi) \u7ecf\u8fc7\u7145\u70e7\u5904\u7406\u540e\uff0c\u4ece h) \u8fc7\u7a0b\u4e2d\u56de\u6536\u7684\u7eaf\u91d1\u9897\u7c92\u56fe\u50cf\u3002<\/p>\n

 <\/p>\n

\u603b\u4e4b\uff0c\u672c\u6587\u62a5\u9053\u4e86\u4e00\u79cd\u4e00\u79cd\u8d85\u8543\u57fa\u201c\u53cc\u975e\u201d\u8d85\u5438\u9644\u6750\u6599(NAS\u2013HBA<\/b><\/strong>)\uff0c\u5176\u901a\u8fc7\u4e8c\u7403\u914d\u4f4d\u7684\u6a21\u578b\u9ad8\u6548\u6355\u83b7\u7ebf\u6027AuBr2<\/sub>\u2212<\/sup>\u6216AuCl2<\/sub>\u2212<\/sup>\u3002NAS\u2013HBA<\/b><\/strong>\u5728\u590d\u6742\u6c34\u751f\u73af\u5883\u4e2d\u8868\u73b0\u51fa\u5353\u8d8a\u7684\u8d85\u75d5\u91cf\u91d1\u9009\u62e9\u6027\u5438\u9644\u80fd\u529b\uff0c\u5177\u6709\u8f83\u5927\u7684\u5438\u9644\u5bb9\u91cf(2750mg g\u2212<\/sup>1<\/sup>)\u3001\u5feb\u901f\u5438\u9644\u52a8\u529b\u5b66(40 s)\u3001\u663e\u8457\u7684\u9009\u62e9\u6027(> 99%)\u3001\u4f18\u5f02\u7684\u53ef\u5faa\u73af\u56de\u6536\u6027\u80fd\uff0830\u6b21\uff09\u548c\u4f18\u5f02\u7684pH\u8010\u53d7\u6027\u3002\u4e0e\u4f20\u7edf\u591a\u5b54\u5438\u9644\u5242\u76f8\u6bd4\uff0c\u8be5\u6750\u6599\u5728\u591a\u79cd\u5b9e\u9645\u5e94\u7528\u4e2d\u5c55\u73b0\u51fa\u66f4\u4f18\u7684\u6027\u80fd\uff0c\u9a8c\u8bc1\u4e86\u5176\u53ef\u6269\u5c55\u6027\u53ca\u73af\u5883\u53ef\u6301\u7eed\u6027\uff0c\u4e3a\u9ad8\u6548\u9ec4\u91d1\u56de\u6536\u63d0\u4f9b\u4e86\u65b0\u7684\u7b56\u7565\u3002<\/p>\n

 <\/p>\n

 <\/p>\n

Title: Ultra\u2013Efficient and Selective Gold Separation via Second\u2013Sphere Coordination of Aurous Dihalide Using a Nonporous Amorphous Superadsorbent<\/p>\n

Authors\uff1aWei Zhou, Xiao Cai, Yiyao Xu, Min Zhou, Jialian Li, Qiang Liu, and Qing He*<\/p>\n

To be cited as: Adv. Sci.<\/i><\/em>\u00a02025<\/b><\/strong>, 2501397.<\/p>\n

DOI: 10.1002\/advs.202501397<\/p>\n

\"\"<\/p>\n

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