Eintrag weiter verarbeiten
Enhanced critical current properties in Ba0.6K0.4+xFe2As2 superconductor by overdoping of potassium
Gespeichert in:
| Zeitschriftentitel: | Applied Physics Letters |
|---|---|
| Personen und Körperschaften: | , , , , , , , |
| In: | Applied Physics Letters, 98, 2011, 4 |
| Format: | E-Article |
| Sprache: | Englisch |
| veröffentlicht: |
AIP Publishing
|
| Schlagwörter: |
| author_facet |
Wang, Chunlei Wang, Lei Gao, Zhaoshun Yao, Chao Wang, Dongliang Qi, Yanpeng Zhang, Xianping Ma, Yanwei Wang, Chunlei Wang, Lei Gao, Zhaoshun Yao, Chao Wang, Dongliang Qi, Yanpeng Zhang, Xianping Ma, Yanwei |
|---|---|
| author |
Wang, Chunlei Wang, Lei Gao, Zhaoshun Yao, Chao Wang, Dongliang Qi, Yanpeng Zhang, Xianping Ma, Yanwei |
| spellingShingle |
Wang, Chunlei Wang, Lei Gao, Zhaoshun Yao, Chao Wang, Dongliang Qi, Yanpeng Zhang, Xianping Ma, Yanwei Applied Physics Letters Enhanced critical current properties in Ba0.6K0.4+xFe2As2 superconductor by overdoping of potassium Physics and Astronomy (miscellaneous) |
| author_sort |
wang, chunlei |
| spelling |
Wang, Chunlei Wang, Lei Gao, Zhaoshun Yao, Chao Wang, Dongliang Qi, Yanpeng Zhang, Xianping Ma, Yanwei 0003-6951 1077-3118 AIP Publishing Physics and Astronomy (miscellaneous) http://dx.doi.org/10.1063/1.3549195 <jats:p>Phase-pure polycrystalline Ba0.6K0.4+xFe2As2 with 0≤x≤0.1 were prepared using a one-step solid-state reaction method. We found that overdoping of potassium can improve the critical current density (Jc). High-field Jc for samples with x=0.1 is three times higher than that for samples with x=0. Overdoping of K has minimal effect on the critical transition temperature (Tc). Less than 0.5 K degradations in Tc was measured for samples with x=0.1. Transmission electron microscopy (TEM) revealed high concentration of dislocations in samples with x=0.1, resulting in enhanced flux pining. Further analyses on magnetization loops for powder samples confirm that K overdoping can promote intragrain Jc. Our results indicate that slight excess of K in Ba0.6K0.4Fe2As2 superconductor is beneficial to high-field applications.</jats:p> Enhanced critical current properties in Ba0.6K0.4+xFe2As2 superconductor by overdoping of potassium Applied Physics Letters |
| doi_str_mv |
10.1063/1.3549195 |
| facet_avail |
Online |
| finc_class_facet |
Physik |
| format |
ElectronicArticle |
| fullrecord |
blob:ai-49-aHR0cDovL2R4LmRvaS5vcmcvMTAuMTA2My8xLjM1NDkxOTU |
| id |
ai-49-aHR0cDovL2R4LmRvaS5vcmcvMTAuMTA2My8xLjM1NDkxOTU |
| institution |
DE-D161 DE-Gla1 DE-Zi4 DE-15 DE-Pl11 DE-Rs1 DE-105 DE-14 DE-Ch1 DE-L229 DE-D275 DE-Bn3 DE-Brt1 |
| imprint |
AIP Publishing, 2011 |
| imprint_str_mv |
AIP Publishing, 2011 |
| issn |
1077-3118 0003-6951 |
| issn_str_mv |
1077-3118 0003-6951 |
| language |
English |
| mega_collection |
AIP Publishing (CrossRef) |
| match_str |
wang2011enhancedcriticalcurrentpropertiesinba06k04xfe2as2superconductorbyoverdopingofpotassium |
| publishDateSort |
2011 |
| publisher |
AIP Publishing |
| recordtype |
ai |
| record_format |
ai |
| series |
Applied Physics Letters |
| source_id |
49 |
| title |
Enhanced critical current properties in Ba0.6K0.4+xFe2As2 superconductor by overdoping of potassium |
| title_unstemmed |
Enhanced critical current properties in Ba0.6K0.4+xFe2As2 superconductor by overdoping of potassium |
| title_full |
Enhanced critical current properties in Ba0.6K0.4+xFe2As2 superconductor by overdoping of potassium |
| title_fullStr |
Enhanced critical current properties in Ba0.6K0.4+xFe2As2 superconductor by overdoping of potassium |
| title_full_unstemmed |
Enhanced critical current properties in Ba0.6K0.4+xFe2As2 superconductor by overdoping of potassium |
| title_short |
Enhanced critical current properties in Ba0.6K0.4+xFe2As2 superconductor by overdoping of potassium |
| title_sort |
enhanced critical current properties in ba0.6k0.4+xfe2as2 superconductor by overdoping of potassium |
| topic |
Physics and Astronomy (miscellaneous) |
| url |
http://dx.doi.org/10.1063/1.3549195 |
| publishDate |
2011 |
| physical |
|
| description |
<jats:p>Phase-pure polycrystalline Ba0.6K0.4+xFe2As2 with 0≤x≤0.1 were prepared using a one-step solid-state reaction method. We found that overdoping of potassium can improve the critical current density (Jc). High-field Jc for samples with x=0.1 is three times higher than that for samples with x=0. Overdoping of K has minimal effect on the critical transition temperature (Tc). Less than 0.5 K degradations in Tc was measured for samples with x=0.1. Transmission electron microscopy (TEM) revealed high concentration of dislocations in samples with x=0.1, resulting in enhanced flux pining. Further analyses on magnetization loops for powder samples confirm that K overdoping can promote intragrain Jc. Our results indicate that slight excess of K in Ba0.6K0.4Fe2As2 superconductor is beneficial to high-field applications.</jats:p> |
| container_issue |
4 |
| container_start_page |
0 |
| container_title |
Applied Physics Letters |
| container_volume |
98 |
| format_de105 |
Article, E-Article |
| format_de14 |
Article, E-Article |
| format_de15 |
Article, E-Article |
| format_de520 |
Article, E-Article |
| format_de540 |
Article, E-Article |
| format_dech1 |
Article, E-Article |
| format_ded117 |
Article, E-Article |
| format_degla1 |
E-Article |
| format_del152 |
Buch |
| format_del189 |
Article, E-Article |
| format_dezi4 |
Article |
| format_dezwi2 |
Article, E-Article |
| format_finc |
Article, E-Article |
| format_nrw |
Article, E-Article |
| _version_ |
1792332178452905985 |
| geogr_code |
not assigned |
| last_indexed |
2024-03-01T13:52:43.994Z |
| geogr_code_person |
not assigned |
| openURL |
url_ver=Z39.88-2004&ctx_ver=Z39.88-2004&ctx_enc=info%3Aofi%2Fenc%3AUTF-8&rfr_id=info%3Asid%2Fvufind.svn.sourceforge.net%3Agenerator&rft.title=Enhanced+critical+current+properties+in+Ba0.6K0.4%2BxFe2As2+superconductor+by+overdoping+of+potassium&rft.date=2011-01-24&genre=article&issn=1077-3118&volume=98&issue=4&jtitle=Applied+Physics+Letters&atitle=Enhanced+critical+current+properties+in+Ba0.6K0.4%2BxFe2As2+superconductor+by+overdoping+of+potassium&aulast=Ma&aufirst=Yanwei&rft_id=info%3Adoi%2F10.1063%2F1.3549195&rft.language%5B0%5D=eng |
| SOLR | |
| _version_ | 1792332178452905985 |
| author | Wang, Chunlei, Wang, Lei, Gao, Zhaoshun, Yao, Chao, Wang, Dongliang, Qi, Yanpeng, Zhang, Xianping, Ma, Yanwei |
| author_facet | Wang, Chunlei, Wang, Lei, Gao, Zhaoshun, Yao, Chao, Wang, Dongliang, Qi, Yanpeng, Zhang, Xianping, Ma, Yanwei, Wang, Chunlei, Wang, Lei, Gao, Zhaoshun, Yao, Chao, Wang, Dongliang, Qi, Yanpeng, Zhang, Xianping, Ma, Yanwei |
| author_sort | wang, chunlei |
| container_issue | 4 |
| container_start_page | 0 |
| container_title | Applied Physics Letters |
| container_volume | 98 |
| description | <jats:p>Phase-pure polycrystalline Ba0.6K0.4+xFe2As2 with 0≤x≤0.1 were prepared using a one-step solid-state reaction method. We found that overdoping of potassium can improve the critical current density (Jc). High-field Jc for samples with x=0.1 is three times higher than that for samples with x=0. Overdoping of K has minimal effect on the critical transition temperature (Tc). Less than 0.5 K degradations in Tc was measured for samples with x=0.1. Transmission electron microscopy (TEM) revealed high concentration of dislocations in samples with x=0.1, resulting in enhanced flux pining. Further analyses on magnetization loops for powder samples confirm that K overdoping can promote intragrain Jc. Our results indicate that slight excess of K in Ba0.6K0.4Fe2As2 superconductor is beneficial to high-field applications.</jats:p> |
| doi_str_mv | 10.1063/1.3549195 |
| facet_avail | Online |
| finc_class_facet | Physik |
| format | ElectronicArticle |
| format_de105 | Article, E-Article |
| format_de14 | Article, E-Article |
| format_de15 | Article, E-Article |
| format_de520 | Article, E-Article |
| format_de540 | Article, E-Article |
| format_dech1 | Article, E-Article |
| format_ded117 | Article, E-Article |
| format_degla1 | E-Article |
| format_del152 | Buch |
| format_del189 | Article, E-Article |
| format_dezi4 | Article |
| format_dezwi2 | Article, E-Article |
| format_finc | Article, E-Article |
| format_nrw | Article, E-Article |
| geogr_code | not assigned |
| geogr_code_person | not assigned |
| id | ai-49-aHR0cDovL2R4LmRvaS5vcmcvMTAuMTA2My8xLjM1NDkxOTU |
| imprint | AIP Publishing, 2011 |
| imprint_str_mv | AIP Publishing, 2011 |
| institution | DE-D161, DE-Gla1, DE-Zi4, DE-15, DE-Pl11, DE-Rs1, DE-105, DE-14, DE-Ch1, DE-L229, DE-D275, DE-Bn3, DE-Brt1 |
| issn | 1077-3118, 0003-6951 |
| issn_str_mv | 1077-3118, 0003-6951 |
| language | English |
| last_indexed | 2024-03-01T13:52:43.994Z |
| match_str | wang2011enhancedcriticalcurrentpropertiesinba06k04xfe2as2superconductorbyoverdopingofpotassium |
| mega_collection | AIP Publishing (CrossRef) |
| physical | |
| publishDate | 2011 |
| publishDateSort | 2011 |
| publisher | AIP Publishing |
| record_format | ai |
| recordtype | ai |
| series | Applied Physics Letters |
| source_id | 49 |
| spelling | Wang, Chunlei Wang, Lei Gao, Zhaoshun Yao, Chao Wang, Dongliang Qi, Yanpeng Zhang, Xianping Ma, Yanwei 0003-6951 1077-3118 AIP Publishing Physics and Astronomy (miscellaneous) http://dx.doi.org/10.1063/1.3549195 <jats:p>Phase-pure polycrystalline Ba0.6K0.4+xFe2As2 with 0≤x≤0.1 were prepared using a one-step solid-state reaction method. We found that overdoping of potassium can improve the critical current density (Jc). High-field Jc for samples with x=0.1 is three times higher than that for samples with x=0. Overdoping of K has minimal effect on the critical transition temperature (Tc). Less than 0.5 K degradations in Tc was measured for samples with x=0.1. Transmission electron microscopy (TEM) revealed high concentration of dislocations in samples with x=0.1, resulting in enhanced flux pining. Further analyses on magnetization loops for powder samples confirm that K overdoping can promote intragrain Jc. Our results indicate that slight excess of K in Ba0.6K0.4Fe2As2 superconductor is beneficial to high-field applications.</jats:p> Enhanced critical current properties in Ba0.6K0.4+xFe2As2 superconductor by overdoping of potassium Applied Physics Letters |
| spellingShingle | Wang, Chunlei, Wang, Lei, Gao, Zhaoshun, Yao, Chao, Wang, Dongliang, Qi, Yanpeng, Zhang, Xianping, Ma, Yanwei, Applied Physics Letters, Enhanced critical current properties in Ba0.6K0.4+xFe2As2 superconductor by overdoping of potassium, Physics and Astronomy (miscellaneous) |
| title | Enhanced critical current properties in Ba0.6K0.4+xFe2As2 superconductor by overdoping of potassium |
| title_full | Enhanced critical current properties in Ba0.6K0.4+xFe2As2 superconductor by overdoping of potassium |
| title_fullStr | Enhanced critical current properties in Ba0.6K0.4+xFe2As2 superconductor by overdoping of potassium |
| title_full_unstemmed | Enhanced critical current properties in Ba0.6K0.4+xFe2As2 superconductor by overdoping of potassium |
| title_short | Enhanced critical current properties in Ba0.6K0.4+xFe2As2 superconductor by overdoping of potassium |
| title_sort | enhanced critical current properties in ba0.6k0.4+xfe2as2 superconductor by overdoping of potassium |
| title_unstemmed | Enhanced critical current properties in Ba0.6K0.4+xFe2As2 superconductor by overdoping of potassium |
| topic | Physics and Astronomy (miscellaneous) |
| url | http://dx.doi.org/10.1063/1.3549195 |