Article(id=1318977218278174981, tenantId=1146029695717560320, journalId=1263187385517883426, issueId=1318977205884014990, articleNumber=null, orderNo=null, doi=10.14062/j.issn.0454-5648.20230083, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1676908800000, receivedDateStr=2023-02-21, revisedDate=1680969600000, revisedDateStr=2023-04-09, acceptedDate=null, acceptedDateStr=null, onlineDate=1792398274249, onlineDateStr=2026-10-19, pubDate=1694102400000, pubDateStr=2023-09-08, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1792398274249, onlineIssueDateStr=2026-10-19, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1792398274249, creator=13701087609, updateTime=1792398274249, updator=13701087609, issue=Issue{id=1318977205884014990, tenantId=1146029695717560320, journalId=1263187385517883426, year='2023', volume='51', issue='12', pageStart='3039', pageEnd='3250', issueExtLink='null', onlineDate='null', pubDate='1703001600000', pubDateStr='2023-12-20', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1792398271294, creator='13701087609', updateTime=1792399409679, updator='13701087609', preIssue=null, nextIssue=null, articleTotal=null, ext={EN=IssueExt(id=1318981980671295626, tenantId=1146029695717560320, journalId=1263187385517883426, issueId=1318977205884014990, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1318981980671295627, tenantId=1146029695717560320, journalId=1263187385517883426, issueId=1318977205884014990, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null, downloadFileDto=null}, startPage=3083, endPage=3094, ext={EN=ArticleExt(id=1318977218496278790, articleId=1318977218278174981, tenantId=1146029695717560320, journalId=1263187385517883426, language=EN, title=Electrochemical Properties of BaZr0.76-xY0.2PrxNi0.04O3-δ Proton Conductors, columnId=1263922769897599102, journalTitle=Journal of the Chinese Ceramic Society, columnName=Research Articles, runingTitle=null, highlight=null, articleAbstract=

Y-doped BaZrO3 proton conductor has been extensively studied due to its outstanding chemical stability. However, the high sintering temperature has limited its practical application. To enhance the sintering activity of BaZrO3, we co-doped Y-BaZrO3 with Pr3+ and Ni2+, and investigated its microscopic morphology and electrochemical properties. The introduction of Ni forms a solid solution with the sample, while Pr3+ doping increases the grain size, a critical factor for the densification process. XPS, Raman and EPR results reveal that a small amount of Pr3+ doping significantly raises the concentration of oxygen vacancies in the materials. This increase promotes proton incorporation by accelerating the dissociation and adsorption of water, thereby facilitating the proton conduction. However, it's important to note that excessive Pr3+ doping leads to a high concentration of oxygen vacancies, which triggers a defect association reaction. Consequently, this results in a slight decrease in conductivity at low temperatures. On the other hand, as the temperature increases, the hydrogen permeability of the membrane increases also rises. Moreover, the hydrogen permeability of BaZr0.66Y0.2Pr0.1Ni0.04O3-δ is found to be higher than that of BaZr0.71Y0.2Pr0.05Ni0.04O3-δ, with the former reaching 2.60×10-8 mol·cm-2·s-1 at 1 173 K. Notably, these membranes exhibit remarkable in CO2-containing atmosphere indicating excellent resistance to CO2.

, authors=Jing WANG, Chunli YANG, Hao ZHANG, Qingtao SHEN, Weiji CAO, Jun LI, Wei YAO, Lei WANG, authorsList=Jing WANG, Chunli YANG, Hao ZHANG, Qingtao SHEN, Weiji CAO, Jun LI, Wei YAO, Lei WANG, authorCompany=null, correspAuthors=Chunli YANG, authorNote=

WANG Jing (1998-), male, Master. E-mail:

, correspAuthorsNote=
YANG Chunli (1982-), female, Ph.D., Associate Professor. E-mail:
, copyrightStatement=null, copyrightOwner=null, extLink=null, articleAbsUrl=null, sourceXml=null, magXml=null, pdfUrl=null, pdf=null, pdfFileSize=null, pdfExtLink=null, richHtmlUrl=null, mobilePdfUrl=null, reviewReport=null, pdfFirstPage=null, abstractGraph=null, abstractGraphContent=null, abstractVideo=null, citation=null, cebUrl=null, magXmlContent=null, mapNumber=null, fund=null), CN=ArticleExt(id=1318977218798268679, articleId=1318977218278174981, tenantId=1146029695717560320, journalId=1263187385517883426, language=CN, title=BaZr0.76-xY0.2PrxNi0.04O3-δ质子导体的电化学性能, columnId=1263922770220560512, journalTitle=硅酸盐学报, columnName=研究论文, runingTitle=null, highlight=null, articleAbstract=

Y掺杂的BaZrO3因其优异的化学稳定性而被广泛研究。然而,较高的烧结温度限制了其应用。为改善BaZrO3的烧结活性,对Y-BaZrO3采用Pr3+和Ni2+进行共掺杂,并对其微观形貌及电化学性能进行研究。Ni与材料形成固溶体,Pr3+的掺杂增大了晶粒尺寸,这对致密化过程极为重要。XPS、Raman和EPR结果表明,少量Pr3+掺杂可以增加材料的氧空位含量,并通过加速水的解离和吸附促进质子进入,从而促进质子传导。然而,过量Pr3+掺杂导致的高浓度氧空位会产生缺陷缔合反应,使低温下的电导率略有下降。随着温度的升高,氢分离膜的氢渗透性也增加。此外,BaZr0.66Y0.2Pr0.1Ni0.04O3-δ的氢渗透性高于BaZr0.71Y0.2Pr0.05Ni0.04O3-δ,在1 173 K时,氢渗透性达到2.60×10-8 mol·cm-2·s-1。

, authors=王靖, 杨春利, 张浩, 申清涛, 曹伟际, 李俊, 姚伟, 王雷, authorsList=王靖, 杨春利, 张浩, 申清涛, 曹伟际, 李俊, 姚伟, 王雷, authorCompany=null, correspAuthors=杨春利, authorNote=

王靖(1998—),男,硕士研究生。

, correspAuthorsNote=
杨春利(1982—),女,博士,副教授。
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王靖(1998—),男,硕士研究生。

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BaZr0.76-xY0.2PrxNi0.04O3-δ质子导体的电化学性能
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王靖 , 杨春利 , 张浩 , 申清涛 , 曹伟际 , 李俊 , 姚伟 , 王雷
硅酸盐学报 | 研究论文 2023,51(12): 3083-3094
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硅酸盐学报 |研究论文 2023 , 51 (12) : 3083 -3094
BaZr0.76-xY0.2PrxNi0.04O3-δ质子导体的电化学性能
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王靖 , 杨春利 , 张浩, 申清涛, 曹伟际, 李俊, 姚伟, 王雷
作者信息
  • 西安建筑科技大学材料科学与工程学院,西安 710055
通讯作者:
杨春利(1982—),女,博士,副教授。
作者简介:

王靖(1998—),男,硕士研究生。

Electrochemical Properties of BaZr0.76-xY0.2PrxNi0.04O3-δ Proton Conductors
Jing WANG , Chunli YANG , Hao ZHANG, Qingtao SHEN, Weiji CAO, Jun LI, Wei YAO, Lei WANG
Affiliations
  • College of Materials Science and Engineering, Xi'an University of Architecture and Technology, Xi'an 710055, China
  • Corresponding Author:
    YANG Chunli (1982-), female, Ph.D., Associate Professor. E-mail:

    WANG Jing (1998-), male, Master. E-mail:

出版时间: 2023-09-08 doi: 10.14062/j.issn.0454-5648.20230083
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Y掺杂的BaZrO3因其优异的化学稳定性而被广泛研究。然而,较高的烧结温度限制了其应用。为改善BaZrO3的烧结活性,对Y-BaZrO3采用Pr3+和Ni2+进行共掺杂,并对其微观形貌及电化学性能进行研究。Ni与材料形成固溶体,Pr3+的掺杂增大了晶粒尺寸,这对致密化过程极为重要。XPS、Raman和EPR结果表明,少量Pr3+掺杂可以增加材料的氧空位含量,并通过加速水的解离和吸附促进质子进入,从而促进质子传导。然而,过量Pr3+掺杂导致的高浓度氧空位会产生缺陷缔合反应,使低温下的电导率略有下降。随着温度的升高,氢分离膜的氢渗透性也增加。此外,BaZr0.66Y0.2Pr0.1Ni0.04O3-δ的氢渗透性高于BaZr0.71Y0.2Pr0.05Ni0.04O3-δ,在1 173 K时,氢渗透性达到2.60×10-8 mol·cm-2·s-1。

氧空位  /  质子电导率  /  氢分离膜

Y-doped BaZrO3 proton conductor has been extensively studied due to its outstanding chemical stability. However, the high sintering temperature has limited its practical application. To enhance the sintering activity of BaZrO3, we co-doped Y-BaZrO3 with Pr3+ and Ni2+, and investigated its microscopic morphology and electrochemical properties. The introduction of Ni forms a solid solution with the sample, while Pr3+ doping increases the grain size, a critical factor for the densification process. XPS, Raman and EPR results reveal that a small amount of Pr3+ doping significantly raises the concentration of oxygen vacancies in the materials. This increase promotes proton incorporation by accelerating the dissociation and adsorption of water, thereby facilitating the proton conduction. However, it's important to note that excessive Pr3+ doping leads to a high concentration of oxygen vacancies, which triggers a defect association reaction. Consequently, this results in a slight decrease in conductivity at low temperatures. On the other hand, as the temperature increases, the hydrogen permeability of the membrane increases also rises. Moreover, the hydrogen permeability of BaZr0.66Y0.2Pr0.1Ni0.04O3-δ is found to be higher than that of BaZr0.71Y0.2Pr0.05Ni0.04O3-δ, with the former reaching 2.60×10-8 mol·cm-2·s-1 at 1 173 K. Notably, these membranes exhibit remarkable in CO2-containing atmosphere indicating excellent resistance to CO2.

oxygen vacancy  /  proton conductivity  /  hydrogen separation membrane
王靖, 杨春利, 张浩, 申清涛, 曹伟际, 李俊, 姚伟, 王雷. BaZr0.76-xY0.2PrxNi0.04O3-δ质子导体的电化学性能. 硅酸盐学报, 2023 , 51 (12) : 3083 -3094 . DOI: 10.14062/j.issn.0454-5648.20230083
Jing WANG, Chunli YANG, Hao ZHANG, Qingtao SHEN, Weiji CAO, Jun LI, Wei YAO, Lei WANG. Electrochemical Properties of BaZr0.76-xY0.2PrxNi0.04O3-δ Proton Conductors[J]. Journal of the Chinese Ceramic Society, 2023 , 51 (12) : 3083 -3094 . DOI: 10.14062/j.issn.0454-5648.20230083
  • 陕西省自然科学基础研究计划(2021JQ-497)
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2023年第51卷第12期
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doi: 10.14062/j.issn.0454-5648.20230083
  • 接收时间:2023-02-21
  • 首发时间:2026-10-19
  • 出版时间:2023-09-08
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  • 收稿日期:2023-02-21
  • 修回日期:2023-04-09
基金
陕西省自然科学基础研究计划(2021JQ-497)
作者信息
    西安建筑科技大学材料科学与工程学院,西安 710055

通讯作者:

杨春利(1982—),女,博士,副教授。
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2种不同金属材料的力学参数
科
Family
属数
Number of
genus
种数
Number of
species
占总种数比例
Percentage of
total species (%)
属
Genus
种数
Number of
species
占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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