电化学置换法制备高Pt利用率的类核壳型Ni-Pt电催化剂
采用电化学置换法,在VulcanXC-72表面制备得到了活性高和分散性好的纳米Ptshell-Nicore电催化剂.该方法先以NaH2PO2为还原剂,化学沉积得到Ni核,Pt在Ni核表面通过原位置换形成Ni-Pt类核壳型结构.通过透射电镜（TEM）、X射线衍射（XRD）、紫外-可见光光谱（UV-Vis）和循环伏安（CV）测试证明了Pt壳层完全包覆在Ni核的表面.电化学氢吸/脱附测试结果显示,Ptshell-Nicore/XC-72的电化学活性面积为Pt/C（JM）的1.2倍,而其理论Pt担载量只为Pt/C（JM）的40%.这表明,核壳型Ni-Pt纳米粒子可以显著提高Pt的催化活性和利用率....
Saved in:
| Published in | Wuli huaxue xuebao Vol. 26; no. 5; pp. 1219 - 1224 |
|---|---|
| Main Author | |
| Format | Journal Article |
| Language | Chinese |
| Published |
南京航空航天大学材料科学与技术学院,南京,210016
2010
|
| Subjects | |
| Online Access | Get full text |
| ISSN | 1000-6818 |
Cover
| Abstract | 采用电化学置换法,在VulcanXC-72表面制备得到了活性高和分散性好的纳米Ptshell-Nicore电催化剂.该方法先以NaH2PO2为还原剂,化学沉积得到Ni核,Pt在Ni核表面通过原位置换形成Ni-Pt类核壳型结构.通过透射电镜（TEM）、X射线衍射（XRD）、紫外-可见光光谱（UV-Vis）和循环伏安（CV）测试证明了Pt壳层完全包覆在Ni核的表面.电化学氢吸/脱附测试结果显示,Ptshell-Nicore/XC-72的电化学活性面积为Pt/C（JM）的1.2倍,而其理论Pt担载量只为Pt/C（JM）的40%.这表明,核壳型Ni-Pt纳米粒子可以显著提高Pt的催化活性和利用率. |
|---|---|
| AbstractList | 采用电化学置换法,在VulcanXC-72表面制备得到了活性高和分散性好的纳米Ptshell-Nicore电催化剂.该方法先以NaH2PO2为还原剂,化学沉积得到Ni核,Pt在Ni核表面通过原位置换形成Ni-Pt类核壳型结构.通过透射电镜（TEM）、X射线衍射（XRD）、紫外-可见光光谱（UV-Vis）和循环伏安（CV）测试证明了Pt壳层完全包覆在Ni核的表面.电化学氢吸/脱附测试结果显示,Ptshell-Nicore/XC-72的电化学活性面积为Pt/C（JM）的1.2倍,而其理论Pt担载量只为Pt/C（JM）的40%.这表明,核壳型Ni-Pt纳米粒子可以显著提高Pt的催化活性和利用率. O646; 采用电化学置换法,在Vulcan XC-72表面制备得到了活性高和分散性好的纳米Ptshell-Nicore电催化剂.该方法先以NaH2PO2为还原剂,化学沉积得到Ni核,Pt在Ni核表面通过原位置换形成Ni-Pt类核壳型结构.通过透射电镜(TEM)、X射线衍射(XRD)、紫外.可见光光谱(UV-Vis)和循环伏安(CV)测试证明了Pt壳层完全包覆在Ni核的表面.电化学氢吸/脱附测试结果显示,Ptshell-Nicore/XC-72的电化学活性面积为Pt/C(JM)的1.2倍,而其理论Pt担载量只为Pt/C(JM)的40%.这表明,核壳型Ni-Pt纳米粒子可以显著提高Pt的催化活性和利用率. |
| Author | 孙盾 何建平 周建华 王涛 狄志勇 丁晓春 |
| AuthorAffiliation | 南京航空航天大学材料科学与技术学院,南京210016 |
| AuthorAffiliation_xml | – name: 南京航空航天大学材料科学与技术学院,南京,210016 |
| Author_xml | – sequence: 1 fullname: 孙盾 何建平 周建华 王涛 狄志勇 丁晓春 |
| BookMark | eNotj81KAzEcxHOoYK19CS-eFv5Jmmz2KMWqULSH3pdkP9rVJUW30p6L0IrWUxXxIKIiih8gRRHEx8kuvoVb6mlg-M0Ms4QKuqODAipiALC4wGIRlZMkUgAYAyNcFFEtm3yY0wvz-pD9vKXj23R6bkaf5n74-3zZ6JrRUzZ5zM6G2dVR9v6d3nyZu6m5PtmOrEZ3lhy8zMLHg2W0EMo4Ccr_WkLN2nqzumnVdza2qmt1y2MOtwQNKFGOwgocLkNeEQRTSZTPuPQdwbCDc0sI8P0KKCUJ8wPwJSU2kRSUpCW0Oq_tSR1K3XJ3O4cHOh90e3G731cE8qsMgOfkypz02h3d2o9yVklvL4ziwKVU2JSATf8ArZ1qKA |
| ClassificationCodes | O646 |
| ContentType | Journal Article |
| Copyright | Copyright © Wanfang Data Co. Ltd. All Rights Reserved. |
| Copyright_xml | – notice: Copyright © Wanfang Data Co. Ltd. All Rights Reserved. |
| DBID | 2RA 92L CQIGP W94 ~WA 2B. 4A8 92I 93N PSX TCJ |
| DatabaseName | 中文期刊服务平台 中文科技期刊数据库-CALIS站点 维普中文期刊数据库 中文科技期刊数据库-自然科学 中文科技期刊数据库- 镜像站点 Wanfang Data Journals - Hong Kong WANFANG Data Centre Wanfang Data Journals 万方数据期刊 - 香港版 China Online Journals (COJ) China Online Journals (COJ) |
| DatabaseTitleList | |
| DeliveryMethod | fulltext_linktorsrc |
| Discipline | Chemistry |
| DocumentTitleAlternate | Galvanic Replacement Strategy for a Core-Shell Like Ni-Pt Electrocatalyst with High Pt Utilization |
| DocumentTitle_FL | Galvanic Replacement Strategy for a Core-Shell Like Ni-Pt Electrocatalyst with High Pt Utilization |
| EndPage | 1224 |
| ExternalDocumentID | wlhxxb201005006 33873207 |
| GrantInformation_xml | – fundername: The project was supported by the National Natural Science Foundation; Aeronautical Science Foundation of China(2007ZF52061).国家自然科学基金; 航空科学基金 funderid: (50871053); (50871053); (2007ZF52061) |
| GroupedDBID | -02 2B. 2C. 2RA 5XA 5XC 92E 92I 92L ACGFS AENEX ALMA_UNASSIGNED_HOLDINGS CCEZO CDRFL CDYEO CLXHM CQIGP CW9 EBS EJD FIJ OK1 P2P RIG TCJ TGP U1G U5L W94 ~WA 4A8 93N AAXUO AAYWO ADMLS FDB M41 PSX ROL UY8 |
| ID | FETCH-LOGICAL-c596-83e32b9b1b096af648213a2bd56ad985191482880dd40bba25de0da3272a30ba3 |
| ISSN | 1000-6818 |
| IngestDate | Thu May 29 03:54:34 EDT 2025 Fri Nov 25 02:42:34 EST 2022 |
| IsPeerReviewed | true |
| IsScholarly | true |
| Issue | 5 |
| Keywords | 类核壳结构 Electrocatalyst 电催化剂 Core-shell like structure Ptshell-Nicore/XC-72 Pt利用率 Pt utilization |
| Language | Chinese |
| LinkModel | OpenURL |
| MergedId | FETCHMERGED-LOGICAL-c596-83e32b9b1b096af648213a2bd56ad985191482880dd40bba25de0da3272a30ba3 |
| Notes | 11-1892/06 Electrocatalyst; Ptshell-Nicore/XC-72; Core-shell like structure; Pt utilization Electrocatalyst Core-shell like structure Ptshell-Nicore/XC-72 Pt utilization O646 |
| PageCount | 6 |
| ParticipantIDs | wanfang_journals_wlhxxb201005006 chongqing_backfile_33873207 |
| PublicationCentury | 2000 |
| PublicationDate | 2010 |
| PublicationDateYYYYMMDD | 2010-01-01 |
| PublicationDate_xml | – year: 2010 text: 2010 |
| PublicationDecade | 2010 |
| PublicationTitle | Wuli huaxue xuebao |
| PublicationTitleAlternate | Acta Physico-Chimica Sinica |
| PublicationTitle_FL | ACTA PHYSICO-CHIMICA SINICA |
| PublicationYear | 2010 |
| Publisher | 南京航空航天大学材料科学与技术学院,南京,210016 |
| Publisher_xml | – name: 南京航空航天大学材料科学与技术学院,南京,210016 |
| SSID | ssib001105268 ssj0030168 ssib024507715 ssib002258135 ssib057925156 ssib051374152 |
| Score | 1.8768872 |
| Snippet | 采用电化学置换法,在VulcanXC-72表面制备得到了活性高和分散性好的纳米Ptshell-Nicore电催化剂.该方法先以NaH2PO2为还原剂,化学沉积得到Ni核,Pt在Ni核表面通过原位置换形... O646; 采用电化学置换法,在Vulcan XC-72表面制备得到了活性高和分散性好的纳米Ptshell-Nicore电催化剂.该方法先以NaH2PO2为还原剂,化学沉积得到Ni核,Pt在Ni核表面通过原位... |
| SourceID | wanfang chongqing |
| SourceType | Aggregation Database Publisher |
| StartPage | 1219 |
| SubjectTerms | Ptshell-Nicore/XC-72 Pt利用率 电催化剂 类核壳结构 |
| Title | 电化学置换法制备高Pt利用率的类核壳型Ni-Pt电催化剂 |
| URI | https://d.wanfangdata.com.cn/periodical/wlhxxb201005006 |
| Volume | 26 |
| hasFullText | 1 |
| inHoldings | 1 |
| isFullTextHit | |
| isPrint | |
| journalDatabaseRights | – providerCode: PRVALS databaseName: IngentaConnect Open Access Journals issn: 1000-6818 databaseCode: FIJ dateStart: 20080115 customDbUrl: isFulltext: true dateEnd: 20150615 titleUrlDefault: http://www.ingentaconnect.com/content/title?j_type=online&j_startat=Aa&j_endat=Af&j_pagesize=200&j_page=1 omitProxy: true ssIdentifier: ssj0030168 providerName: Ingenta |
| link | http://utb.summon.serialssolutions.com/2.0.0/link/0/eLvHCXMwnV3Ni9NAFB-WvehF_MR1VXpwTiXSJJPJzDFTU9YFlz1U3FuZaabbxaVFbbHscRF2xY_TKuJBREUUP0BWRRD_nDT4X_hmkrZRRNRDw8vMm5c385LJ76Xz3iB0jtqc3Yo7OtSBQzqMO1IT7tS0CwA4hEedmNjhSyt06TJZXgvW5uY-llYtDQfqfHvrt3El_2NVKAO7mijZf7DsVCgUAA32hSNYGI5_ZWMch5gTLAIcB5jVMaeGiC7giJoqAUSMY4oZEJ4hhI95zsywyJkBS4Y45jgSmLPVQVEZ8UJ2xAzBYssFJRFmxMp2sRBGZFTDgllJvhEPBAdmsbLhGGFl_Twc1X9SlHGcbwk0QcdXhpsb1e5Qjoa6Cj8l-5P7oegXz9USWMRVHBPTw7w_oIuILMFBi6pVw7XKl-pgGJhpl_fHag-DwEVeJGzPgL2BeWjZoSTML8MAcBt2uD73LQFDFJS_mBSrZvPp3cTRUzab8Wf_qdvp253M37o4zeO7f8nIDV596Hs2hQHAO-PxNy4uzzCoa1PolDBSwNwZJvUIIPDQnfpoMMEW8ZqFaibJR7ffW78G0MVGkvU6srdeAj3Nw-hQ4a1UovzWO4LmtrpH0YH6ZJPAY6iR7X1K7z5M373Mvr0f33s23n-Q7n5OX-x8f_NodZDuvs72XmX3d7LHt7IPX8dPv6TP99Mnd-zNYVpuvzWNb28fR81G3KwvOcXWHE474NRhvvY9xZWrwAOWHUqY5_rSU0lAZcIBxHOTXhZeDUlCakpJL0h0LZG-F3rSrynpn0DzvX5Pn0QVqjRtk45SIUtM8j9w4AmlmlCupcskX0CL0-EAZNe-avKVtSYmWECVYoBaxXN5o3VzszsaKWP4WgDvlFN_FLCIDubrQcxHtdNofnB9qM8AzByos9asPwAU4WRB |
| linkProvider | Ingenta |
| openUrl | ctx_ver=Z39.88-2004&ctx_enc=info%3Aofi%2Fenc%3AUTF-8&rfr_id=info%3Asid%2Fsummon.serialssolutions.com&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.atitle=%E7%94%B5%E5%8C%96%E5%AD%A6%E7%BD%AE%E6%8D%A2%E6%B3%95%E5%88%B6%E5%A4%87%E9%AB%98Pt%E5%88%A9%E7%94%A8%E7%8E%87%E7%9A%84%E7%B1%BB%E6%A0%B8%E5%A3%B3%E5%9E%8BNi-Pt%E7%94%B5%E5%82%AC%E5%8C%96%E5%89%82&rft.jtitle=Wuli+huaxue+xuebao&rft.au=%E5%AD%99%E7%9B%BE+%E4%BD%95%E5%BB%BA%E5%B9%B3+%E5%91%A8%E5%BB%BA%E5%8D%8E+%E7%8E%8B%E6%B6%9B+%E7%8B%84%E5%BF%97%E5%8B%87+%E4%B8%81%E6%99%93%E6%98%A5&rft.date=2010&rft.issn=1000-6818&rft.issue=5&rft.spage=1219&rft.epage=1224&rft.externalDocID=33873207 |
| thumbnail_s | http://utb.summon.serialssolutions.com/2.0.0/image/custom?url=http%3A%2F%2Fimage.cqvip.com%2Fvip1000%2Fqk%2F92644X%2F92644X.jpg http://utb.summon.serialssolutions.com/2.0.0/image/custom?url=http%3A%2F%2Fwww.wanfangdata.com.cn%2Fimages%2FPeriodicalImages%2Fwlhxxb%2Fwlhxxb.jpg |