{"id":225585,"date":"2021-08-06T06:30:10","date_gmt":"2021-08-05T22:30:10","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=225585"},"modified":"2021-08-05T17:20:22","modified_gmt":"2021-08-05T09:20:22","slug":"%e6%88%b4%e6%ad%a3%e9%a3%9e%e6%9b%be%e6%b5%b7%e6%b3%a2sci-bull-%e9%bb%91%e7%a3%b7-sns2%e5%bc%82%e8%b4%a8%e7%bb%93%e7%9a%84%e8%b7%af%e6%98%93%e6%96%af%e9%85%b8%e6%80%a7%e4%b8%8esn2","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=225585","title":{"rendered":"\u6234\u6b63\u98de&\u66fe\u6d77\u6ce2Sci.\u00a0Bull.:\u00a0\u9ed1\u78f7\/SnS2\u5f02\u8d28\u7ed3\u7684\u8def\u6613\u65af\u9178\u6027\u4e0eSn2+\u6291\u5236\u53ca\u5176\u5728ppb\u7ea7NO2\u4f20\u611f\u5668\u4e2d\u7684\u5e94\u7528"},"content":{"rendered":"

\u3010<\/b><\/strong>\u6210\u679c\u7b80\u4ecb\u3011<\/b><\/strong><\/p>\n

\u8bbe\u8ba1\u5f00\u53d1\u6027\u80fd\u7a33\u5b9a\u7684\u65b0\u578b\u975e\u6c27\u5316\u7269\u57fa\u4f4e\u6e29\u4f20\u611f\u6750\u6599\u662f\u6784\u5efa\u9ad8\u6027\u80fd\u6c14\u4f53\u4f20\u611f\u5668\u7684\u91cd\u8981\u9014\u5f84\u3002\u8fd1\u5e74\u6765\uff0c\u5c42\u72b6\u4e8c\u7ef4\u91d1\u5c5e\u786b\u5316\u7269\uff08\u5982\uff1aSnS2<\/sub>\uff09\u5177\u5907\u4f18\u5f02\u7684\u534a\u5bfc\u4f53\u6027\u80fd\uff0c\u5176\u4f4e\u7ef4\u7eb3\u7c73\u7ed3\u6784\u5177\u6709\u8f83\u5927\u7684\u6bd4\u8868\u9762\u79ef\uff0c\u5728\u6c14\u654f\u9886\u57df\u5df2\u53d7\u5230\u4e86\u5e7f\u6cdb\u5173\u6ce8\uff1b\u4e14\u5176\u7535\u5b50\u7ed3\u6784\u53ef\u901a\u8fc7\u5c42\u6570\u3001\u6210\u5206\u7b49\u8fdb\u884c\u5927\u8303\u56f4\u8c03\u5236\uff0c\u4e14\u6c14\u4f53\u5438\u9644\u8fc7\u7a0b\u5728\u4f4e\u6e29\u4e0b\u5373\u53ef\u53d1\u751f\uff0c\u662f\u534a\u5bfc\u4f53\u7535\u963b\u5f0f\u6c14\u654f\u5143\u4ef6\u6700\u5177\u6f5c\u529b\u7684\u5019\u9009\u6750\u6599\u4e4b\u4e00\u3002\u7136\u800c\uff0c\u57fa\u4e8e\u6c34\u70ed\u8fd8\u539f\u6cd5\u6240\u5236\u5907\u51fa\u7684SnS2<\/sub>\u00a0\u7eb3\u7c73\u7ed3\u6784\u901a\u5e38\u542b\u4f4e\u4ef7Sn2+<\/sup>\uff0c\u5e76\u800c\u4f34\u751f\u51fa\u4e00\u5b9a\u7684S\u7a7a\u4f4d\u3002\u5bf9\u4e8eNO2<\/sub>\u4f20\u611f\u53cd\u5e94\uff0c\u8def\u6613\u65af\u9178\u6027\u7684\u786b\u7a7a\u4f4d\u5c06\u4e0d\u5229\u4e8e\u9178\u6027NO2<\/sub>\u6c14\u4f53\u5728SnS2<\/sub>\u8868\u9762\u7684\u5438\u9644\u3002\u56e0\u6b64\uff0c\u5982\u4f55\u6709\u6548\u6291\u5236SnS2<\/sub>\u4e2d\u4f4e\u4ef7\u7684Sn2+<\/sup>\u53ca\u5176\u8868\u9762\u8def\u6613\u65af\u9178\u6027\uff0c\u662f\u76f8\u5e94SnS2<\/sub>\u9ad8\u6027\u80fdNO2<\/sub>\u4f20\u611f\u5668\u8bbe\u8ba1\u6240\u9700\u514b\u670d\u7684\u5173\u952e\u79d1\u5b66\u95ee\u9898\u3002<\/p>\n

\u8fd1\u65e5\uff0c\u897f\u5b89\u4ea4\u901a\u5927\u5b66\u91d1\u5c5e\u6750\u6599\u5f3a\u5ea6\u56fd\u5bb6\u91cd\u70b9\u5b9e\u9a8c\u5ba4\u6234\u6b63\u98de\u7814\u7a76\u5458<\/b><\/strong>\u4e0e\u5357\u4eac\u7406\u5de5\u5927\u5b66\u6750\u6599\u79d1\u5b66\u4e0e\u5de5\u7a0b\u5b66\u9662\u66fe\u6d77\u6ce2\u6559\u6388<\/b><\/strong>\u5408\u4f5c\u5728Science Bulletin\u4e0a\u53d1\u8868\u9898\u4e3a\u201c\u9ed1\u78f7\/SnS2\u5f02\u8d28\u7ed3\u7684Sn<\/b><\/strong>2+<\/b><\/sup><\/strong>\/\u8def\u6613\u65af\u9178\u6027\u6291\u5236\u53ca\u5176ppb\u7ea7NO2\u4f20\u611f\u7279\u6027<\/b><\/strong>\u201d\u7684\u6587\u7ae0\u3002\u7814\u7a76\u4eba\u5458\u901a\u8fc7\u4e00\u6b65\u6eb6\u5242\u70ed\u6cd5\u5728\u9ed1\u78f7\u7eb3\u7c73\u7247\u4e0a\u751f\u957f\u51faSnS2<\/sub>\u7eb3\u7c73\u7247\uff0c\u6784\u5efa\u4e86\u65b0\u578b2D-2D\u9ed1\u78f7\/SnS2<\/sub>\u00a0P-N\u5f02\u8d28\u7ed3\u5e76\u9996\u6b21\u7528\u4e8e\u9ad8\u6548NO2<\/sub>\u4f20\u611f\u5e94\u7528\u3002P\u578b\u9ed1\u78f7\u4e2d\u9ad8\u6c27\u5316\u6027\u7684\u7a7a\u7a74\uff0c\u6709\u6548\u6291\u5236\u4e86SnS2<\/sub>\u4e2dSn2+<\/sup>\u548c\u786b\u7a7a\u4f4d(Lewis\u9178)\u7684\u5f62\u6210\uff0c\u4fc3\u8fdb\u4e86\u5f02\u8d28\u7ed3\u5bf9\u9178\u6027NO2<\/sub>\u7684\u5438\u9644\u4e0e\u6c14\u654f\u54cd\u5e94\uff0c\u5b9e\u73b0\u4e86ppb\u7ea7\u3001\u5ba4\u6e29\u3001\u5feb\u901f\u3001\u9ad8\u9009\u62e9\u6027\u7684\u75d5\u91cfNO2\u6c14\u4f53\u68c0\u6d4b\uff1b\u8bba\u6587\u5e76\u53d1\u5c55\u4e86\u6750\u6599\u8868\u9762Lewis\u9178\u5ea6\u65b0\u578b\u63cf\u8ff0\u65b9\u6cd5(\u9178\u6027\u4ecb\u8d28\u4e0b\u6269\u6563\u53cc\u7535\u5c42\u7535\u5bb9)\uff0c\u8054\u5408DFT\u7406\u8bba\u8ba1\u7b97\u548c\u539f\u4f4d\u62c9\u66fc\u5149\u8c31\uff0c\u7814\u7a76\u63ed\u793a\u4e86\u5176\u5316\u5b66\u5438\u9644\u589e\u5f3a\u673a\u7406\u3002<\/p>\n

<\/b>\u3010\u56fe\u6587\u7b80\u4ecb\u3011<\/b><\/strong><\/p>\n

\u56fe1. SnS2<\/sub>\/BP\u5f02\u8d28\u7ed3\u6784\u7684\u5408\u6210\u53ca\u5176\u5fae\u89c2\u7ed3\u6784<\/p>\n

\"\"<\/p>\n

(a) \u5408\u6210\u8fc7\u7a0b\u56fe\uff1b<\/p>\n

(b-d) BP\u3001SnS2<\/sub>\u548cSnS2<\/sub>\/BP\u7684SEM\u56fe\u50cf\uff1b<\/p>\n

(e) BP\u7684AFM\u56fe\u50cf\uff1b<\/p>\n

(f-h) BP\u3001SnS2<\/sub>\u548cSnS2<\/sub>\/BP\u7684TEM\u56fe\u50cf\uff1b<\/p>\n

(i-j) SnS2<\/sub>\/BP\u7684HRTEM\u56fe\u50cf\u548cSAED\u56fe\u50cf\uff0c<\/p>\n

(k-m) SnS2<\/sub>\/BP\u7684\u5143\u7d20\u9762\u5206\u5e03\u56fe\u50cf\uff1b<\/p>\n

\u56fe2. \u6837\u54c1\u7684\u7269\u76f8\u8868\u5f81\u53ca\u5176\u53cc\u7535\u5bb9\u7535\u5c42\u6d4b\u8bd5<\/p>\n

\"\"<\/p>\n

(a) BP\u3001SnS2<\/sub>\u548cSnS2<\/sub>\/BP\u7684XRD\u8c31\u56fe\uff1b<\/p>\n

(b) BP\u3001SnS2<\/sub>\u548cSnS2<\/sub>\/BP\u7684Raman\u8c31\u56fe\uff1b<\/p>\n

(c) BP\u3001SnS2<\/sub>\u548cSnS2<\/sub>\/BP\u7684XPS\u8c31\u56fe\uff1b<\/p>\n

(d) SnS2<\/sub>\/BP\u548cBP\u7684p2p XPS\u8c31\uff1b<\/p>\n

(e) SnS2<\/sub>\/BP\u548cSnS2<\/sub>\u7684Sn 3d\u548cS 2p XPS\u8c31\u56fe\uff1b<\/p>\n

(g-h) 0.5 M H2<\/sub>SO4<\/sub>\u4e2dBP\u3001SnS2<\/sub>\u548cSnS2<\/sub>\/BP\u5728\u975e\u6cd5\u62c9\u7b2c\u533a\u4e0d\u540c\u626b\u63cf\u901f\u7387\u4e0b\u7684\u5faa\u73af\u4f0f\u5b89\u66f2\u7ebf\uff1b<\/p>\n

(i) BP\u3001SnS2<\/sub>\u548cSnS2<\/sub>\/BP\u7684\u7535\u6d41\u5bc6\u5ea6(-0.216 V vs. RHE)\u4e0e\u626b\u63cf\u901f\u7387\u7684\u51fd\u6570\uff1b<\/p>\n

\u56fe3. \u6837\u54c1\u7684\u6c14\u4f53\u4f20\u611f\u6027\u80fd\u6d4b\u8bd5<\/p>\n

\"\"<\/p>\n

(a) \u4e0d\u540c\u6e29\u5ea6\u4e0bSnS2<\/sub>\/BP\u57285ppm NO2<\/sub>\u4e2d\u7684\u7535\u963b\u53d8\u5316\uff1b<\/p>\n

(b-d) 25 \u2103\u65f6SnS2<\/sub>\/BP\u3001BP\u548cSnS2<\/sub>\u5bf90.1-5ppm NO2<\/sub>\u7684\u7535\u963b\u548c\uff08e-g\uff09\u54cd\u5e94\u53d8\u5316\uff1b<\/p>\n

(h) SnS2<\/sub>\/BP\u5bf9100 ppb NO2<\/sub>\u76846\u4e2a\u5468\u671f\u5faa\u73af\u6d4b\u8bd5\uff1b<\/p>\n

(i-k) 25 \u2103\u4e0bSnS2<\/sub>\/BP\u3001BP\u548cSnS2<\/sub>\u5bf9100 ppb NO2<\/sub>\u7684\u54cd\u5e94\u66f2\u7ebf\uff1b<\/p>\n

(l) \u4e0d\u540c\u6837\u54c1\u572825\u2103\u4e0b\u5bf9100ppb NO2<\/sub>\u7684\u4f20\u611f\u54cd\u5e94\u3001\u54cd\u5e94\/\u6062\u590d\u65f6\u95f4\u5bf9\u6bd4\uff1b<\/p>\n

\u56fe4. SnS2<\/sub>\u3001BP\u548cSnS2<\/sub>\/BP\u7684\u9009\u62e9\u6027\u3001\u7a33\u5b9a\u6027\u548cDFT\u6570\u636e\u3002<\/p>\n

\"\"<\/p>\n

(a) 25 \u2103\u4e0bSnS2<\/sub>\/BP\u5f02\u8d28\u7ed3\u6784\u5bf9\u4e0d\u540c\u6c14\u4f53\u7684\u54cd\u5e94;<\/p>\n

(b) SnS2<\/sub>\/BP\u5f02\u8d28\u7ed3\u6784\u57286\u5468\u524d\u540e\u7684\u62c9\u66fc\u5149\u8c31;<\/p>\n

(c) \u572825\u2103\u6761\u4ef6\u4e0b\u5b58\u653e6\u5468\u540eSnS2<\/sub>\/BP\u3001SnS2<\/sub>\u548cBP\u5bf95ppm NO2<\/sub>\u6c14\u4f53\u7684\u54cd\u5e94\uff1b<\/p>\n

(d-f) SnS2<\/sub>\u3001BP\u548cSnS2<\/sub>\/BP\u7684DOS\u5206\u5e03\u56fe\uff1b<\/p>\n

(g) SnS2<\/sub>\/BP\u5bf9\u4e8eNO2<\/sub>\u6c14\u4f53\u7684\u4f20\u611f\u673a\u7406\uff1b<\/p>\n

(h)\u4e0d\u540c\u6c14\u4f53\u5728SnS2<\/sub>\u548cSnS2<\/sub>\/BP\u4e0a\u7684\u5438\u9644\u80fd\uff1b<\/p>\n

(i) SnS2<\/sub>\/BP\u7ed3\u6784\u5728NO2<\/sub>\u4f20\u611f\u8fc7\u7a0b\u4e2d\u7684\u539f\u4f4d\u62c9\u66fc\u5149\u8c31\u3002<\/p>\n

\u3010\u603b\u7ed3\u3011<\/b><\/strong><\/p>\n

\u672c\u6587\u4e2d\uff0c\u7814\u7a76\u4eba\u5458\u901a\u8fc7\u5728\u7535\u5316\u5b66\u5265\u79bb\u7684BP\u5c42\u4e0a\u539f\u4f4d\u751f\u957fSnS2\/BP\u7eb3\u7c73\u7247\uff0c\u6784\u5efa\u4e86SnS2\/BP\u5f02\u8d28\u7ed3\u6784\uff0c\u53ef\u7528\u4e8e\u5ba4\u6e29NO2<\/sub>\u4f20\u611f\u3002\u4e0eSnS2<\/sub>\u76f8\u6bd4\uff0cSnS2<\/sub>\/BP\u590d\u5408\u7ed3\u6784\u6291\u5236\u4e86\u4f4e\u4ef7Sn2+<\/sup>\u548c\u8def\u6613\u65af\u9178\u6027S\u7a7a\u4f4d\u7684\u5f62\u6210\uff0c\u6539\u5584\u4e86\u5176NO2<\/sub>\u4f20\u611f\u6027\u80fd\u3002\u8be5\u5f02\u8d28\u7ed3\u6784\u7684NO2<\/sub>\u68c0\u6d4b\u9650\u4f4e\u81f3100 ppb\uff0c\u54cd\u5e94\u65f6\u95f4\u4e3a6.08\uff0c\u54cd\u5e94\u901f\u5ea6\u5feb(18 s)\uff0c\u56de\u590d\u65f6\u95f4\u4e3a280 s\uff0c\u4e14\u4f20\u611f\u5668\u7a33\u5b9a\u6027\u597d\u3002\u539f\u4f4d\u62c9\u66fc\u5149\u8c31\u6d4b\u91cf\u7ed3\u679c\u8868\u660e\uff0cNO2<\/sub>\u88ab\u5316\u5b66\u5438\u9644\u5728SnS2<\/sub>\/BP\u8868\u9762\uff0c\u63d0\u9ad8\u4e86SnS2<\/sub>\/BP\u5f02\u8d28\u7ed3\u6784\u7684\u4f20\u611f\u6027\u80fd\u3002\u6b64\u5916\uff0cDFT\u8ba1\u7b97\u8868\u660e\uff0cSnS2<\/sub>\/BP\u590d\u5408\u6750\u6599\u7684\u4f18\u5f02\u4f20\u611f\u6027\u80fd\u5f52\u529f\u4e8e\u5176\u5f3a\u5927\u7684NO2<\/sub>\u5316\u5b66\u5438\u9644\u80fd\u529b\u548cSnS2<\/sub>-BP\u754c\u9762\u7684\u7535\u5b50\u8f6c\u79fb\u80fd\u529b\u3002\u672c\u7814\u7a76\u901a\u8fc7Lewis\u9178\u6027\u8c03\u63a7\u548c2D-2D\u754c\u9762\u5de5\u7a0b\uff0c\u4e3a\u57fa\u4e8e\u91d1\u5c5e\u786b\u65cf\u5316\u5408\u7269\/BP\u5f02\u8d28\u7ed3\u6784\u7684\u9ad8\u6548\u6c14\u4f53\u4f20\u611f\u5668\u7684\u8bbe\u8ba1\u548c\u5236\u9020\u63d0\u4f9b\u4e86\u4e00\u79cd\u65b0\u7684\u7b56\u7565\u3002<\/p>\n

\"\"<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/b><\/strong>Suppression of Sn2+<\/sup>\u00a0and Lewis acidity in SnS2<\/sub>\/black phosphorus heterostructure for ppb-level room temperature NO2<\/sub>\u00a0gas sensor. Science\u00a0Bulletin, 2021, https:\/\/doi.org\/10.1016\/j.scib.2021.07.007<\/p>\n

\u672c\u6587\u7531Science\u00a0Bulletin\u671f\u520a\u6295\u7a3f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u3010\u6210\u679c\u7b80\u4ecb\u3011 \u8bbe\u8ba1\u5f00\u53d1\u6027\u80fd\u7a33\u5b9a\u7684\u65b0\u578b\u975e\u6c27\u5316\u7269\u57fa\u4f4e\u6e29\u4f20\u611f\u6750\u6599\u662f\u6784\u5efa\u9ad8\u6027\u80fd\u6c14\u4f53\u4f20\u611f\u5668\u7684\u91cd\u8981\u9014\u5f84\u3002\u8fd1\u5e74\u6765\uff0c\u5c42\u72b6\u4e8c\u7ef4\u91d1\u5c5e\u786b\u5316\u7269\uff08\u5982\uff1aSnS2\uff09\u5177\u5907\u4f18\u5f02\u7684\u534a\u5bfc\u4f53\u6027\u80fd\uff0c\u5176\u4f4e…<\/p>\n","protected":false},"author":11454,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[],"class_list":["post-225585","post","type-post","status-publish","format-standard","hentry","category-jiedu"],"_links":{"self":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/225585"}],"collection":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/users\/11454"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=225585"}],"version-history":[{"count":2,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/225585\/revisions"}],"predecessor-version":[{"id":225599,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/225585\/revisions\/225599"}],"wp:attachment":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=225585"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=225585"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=225585"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}