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Heterogeneous intergrowth xLi1.5Ni0.25Mn0.75O2.5·(1 − x)Li0.5Ni0.25Mn0.75O2 (0 ≤ x ≤ 1) composites: synergistic effect on electrochemical performance
A series of x Li 1.5 Ni 0.25 Mn 0.75 O 2.5 ·(1 − x )Li 0.5 Ni 0.25 Mn 0.75 O 2 (0 ≤ x ≤ 1) cathode materials have been synthesized. These compounds exhibit dramatic differences in structure, morphology and charge/discharge characteristics. As the x increases, the morphology shows an amazing trend: s...
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| Published in: | Dalton transactions : an international journal of inorganic chemistry 2015-08, Vol.44 (32), p.14255-14264 |
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| Main Authors: | , , , , , , , |
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| container_issue | 32 |
| container_start_page | 14255 |
| container_title | Dalton transactions : an international journal of inorganic chemistry |
| container_volume | 44 |
| creator | Zheng, Zhuo Hua, Wei-Bo Yu, Chong Zhong, Yan-Jun Xu, Bin-Bin Wang, Jia-zhao Zhong, Ben-He Zhang, Zhi-Ye |
| description | A series of
x
Li
1.5
Ni
0.25
Mn
0.75
O
2.5
·(1 −
x
)Li
0.5
Ni
0.25
Mn
0.75
O
2
(0 ≤
x
≤ 1) cathode materials have been synthesized. These compounds exhibit dramatic differences in structure, morphology and charge/discharge characteristics. As the
x
increases, the morphology shows an amazing trend: starting with an octahedral shape (
x
= 0), transforming to an octahedral/plate shape (0.1 ≤
x
≤ 0.9) in which both the spinel phase and the layered phase can be indexed in the XRD patterns, and ending up with a plate shape (
x
= 1.0). The particular layered-spinel composites
x
Li
1.5
Ni
0.25
Mn
0.75
O
2.5
·(1 −
x
)Li
0.5
Ni
0.25
Mn
0.75
O
2
(0.1 ≤
x
≤ 0.9) exhibit better cycling stability than that of pristine spinel Li
0.5
Ni
0.25
Mn
0.75
O
2
(
x
= 0) and layered Li
1.5
Ni
0.25
Mn
0.75
O
2.5
(
x
= 1.0) materials. This improved cycling performance of these layered-spinel composites can be ascribed to the heterogeneous intergrowth of some layered phases and spinel phases in the parent structure as detected by TEM. Among these materials, Li
0.5
Ni
0.25
Mn
0.75
O
2
and Li
1.5
Ni
0.25
Mn
0.75
O
2.5
barely deliver the specific capacities of 90 mA h g
−1
and 117 mA h g
−1
at 5 C and show the capacity retentions of about 83% and 86% at 0.2 C after 50 cycles, respectively, while the layered-spinel 0.8Li
1.5
Ni
0.25
Mn
0.75
O
2.5
·0.2Li
0.5
Ni
0.25
Mn
0.75
O
2
cathode shows the best rate capability of 162 mA h g
−1
at 5 C and the best cycling stability of 98% after 50 cycles at 0.2 C.
A series of
x
Li
1.5
Ni
0.25
Mn
0.75
O
2.5
·(1 −
x
)Li
0.5
Ni
0.25
Mn
0.75
O
2
(0 ≤
x
≤ 1) cathode materials have been synthesized. |
| doi_str_mv | 10.1039/c5dt01678a |
| format | article |
| fullrecord | <record><control><sourceid>proquest_rsc_p</sourceid><recordid>TN_cdi_rsc_primary_c5dt01678a</recordid><sourceformat>XML</sourceformat><sourcesystem>PC</sourcesystem><sourcerecordid>1701893057</sourcerecordid><originalsourceid>FETCH-LOGICAL-p259t-485eaef833b7ff5d8c62f590c953cd13640892e6e1a184d34fe37e714af9b3f63</originalsourceid><addsrcrecordid>eNp9kbtOxDAQRS0E4t3Qg0y3FBv8iOOYDiFe0gIN1JHXGYNREgc7K5Y_gJaakn-g51P4EiKeEgXNzB3do1vcQWiNkoQSrraNKDtCM5nrGbRIUymHivF09kezbAEtxXhNCGNEsHm0wDKqmBDpIno6gg6Cv4QG_CRi1_TXZfC33RWejhxNxKkjCRMnDUmkOGOJeH0ZUPx2_4inW6Pe-uPjAcFvD894-jHpFja-bn10HcQdHO-aPtzFzhkM1oLpsG8wVL0I3lxB7YyucAvB-lDrxsAKmrO6irD6tZfRxcH--d7RcHR2eLy3Oxq2TKhumOYCNNic87G0VpS5yZgVihgluCkpz1KSKwYZUE3ztOSpBS5B0lRbNeY248to8JnbBn8zgdgVtYsGqkp_tFJQSWiuOBGyRze-0Mm4hrJog6t1uCu-G-2BzU8gRPPj_n6oaEvbM-v_Mfwd-i2NSg</addsrcrecordid><sourcetype>Aggregation Database</sourcetype><iscdi>true</iscdi><recordtype>article</recordtype><pqid>1701893057</pqid></control><display><type>article</type><title>Heterogeneous intergrowth xLi1.5Ni0.25Mn0.75O2.5·(1 − x)Li0.5Ni0.25Mn0.75O2 (0 ≤ x ≤ 1) composites: synergistic effect on electrochemical performance</title><source>Royal Society of Chemistry</source><creator>Zheng, Zhuo ; Hua, Wei-Bo ; Yu, Chong ; Zhong, Yan-Jun ; Xu, Bin-Bin ; Wang, Jia-zhao ; Zhong, Ben-He ; Zhang, Zhi-Ye</creator><creatorcontrib>Zheng, Zhuo ; Hua, Wei-Bo ; Yu, Chong ; Zhong, Yan-Jun ; Xu, Bin-Bin ; Wang, Jia-zhao ; Zhong, Ben-He ; Zhang, Zhi-Ye</creatorcontrib><description>A series of
x
Li
1.5
Ni
0.25
Mn
0.75
O
2.5
·(1 −
x
)Li
0.5
Ni
0.25
Mn
0.75
O
2
(0 ≤
x
≤ 1) cathode materials have been synthesized. These compounds exhibit dramatic differences in structure, morphology and charge/discharge characteristics. As the
x
increases, the morphology shows an amazing trend: starting with an octahedral shape (
x
= 0), transforming to an octahedral/plate shape (0.1 ≤
x
≤ 0.9) in which both the spinel phase and the layered phase can be indexed in the XRD patterns, and ending up with a plate shape (
x
= 1.0). The particular layered-spinel composites
x
Li
1.5
Ni
0.25
Mn
0.75
O
2.5
·(1 −
x
)Li
0.5
Ni
0.25
Mn
0.75
O
2
(0.1 ≤
x
≤ 0.9) exhibit better cycling stability than that of pristine spinel Li
0.5
Ni
0.25
Mn
0.75
O
2
(
x
= 0) and layered Li
1.5
Ni
0.25
Mn
0.75
O
2.5
(
x
= 1.0) materials. This improved cycling performance of these layered-spinel composites can be ascribed to the heterogeneous intergrowth of some layered phases and spinel phases in the parent structure as detected by TEM. Among these materials, Li
0.5
Ni
0.25
Mn
0.75
O
2
and Li
1.5
Ni
0.25
Mn
0.75
O
2.5
barely deliver the specific capacities of 90 mA h g
−1
and 117 mA h g
−1
at 5 C and show the capacity retentions of about 83% and 86% at 0.2 C after 50 cycles, respectively, while the layered-spinel 0.8Li
1.5
Ni
0.25
Mn
0.75
O
2.5
·0.2Li
0.5
Ni
0.25
Mn
0.75
O
2
cathode shows the best rate capability of 162 mA h g
−1
at 5 C and the best cycling stability of 98% after 50 cycles at 0.2 C.
A series of
x
Li
1.5
Ni
0.25
Mn
0.75
O
2.5
·(1 −
x
)Li
0.5
Ni
0.25
Mn
0.75
O
2
(0 ≤
x
≤ 1) cathode materials have been synthesized.</description><identifier>ISSN: 1477-9226</identifier><identifier>EISSN: 1477-9234</identifier><identifier>DOI: 10.1039/c5dt01678a</identifier><identifier>PMID: 26192554</identifier><language>eng</language><publisher>England</publisher><ispartof>Dalton transactions : an international journal of inorganic chemistry, 2015-08, Vol.44 (32), p.14255-14264</ispartof><lds50>peer_reviewed</lds50><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><link.rule.ids>314,776,780,27901,27902</link.rule.ids><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/26192554$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink></links><search><creatorcontrib>Zheng, Zhuo</creatorcontrib><creatorcontrib>Hua, Wei-Bo</creatorcontrib><creatorcontrib>Yu, Chong</creatorcontrib><creatorcontrib>Zhong, Yan-Jun</creatorcontrib><creatorcontrib>Xu, Bin-Bin</creatorcontrib><creatorcontrib>Wang, Jia-zhao</creatorcontrib><creatorcontrib>Zhong, Ben-He</creatorcontrib><creatorcontrib>Zhang, Zhi-Ye</creatorcontrib><title>Heterogeneous intergrowth xLi1.5Ni0.25Mn0.75O2.5·(1 − x)Li0.5Ni0.25Mn0.75O2 (0 ≤ x ≤ 1) composites: synergistic effect on electrochemical performance</title><title>Dalton transactions : an international journal of inorganic chemistry</title><addtitle>Dalton Trans</addtitle><description>A series of
x
Li
1.5
Ni
0.25
Mn
0.75
O
2.5
·(1 −
x
)Li
0.5
Ni
0.25
Mn
0.75
O
2
(0 ≤
x
≤ 1) cathode materials have been synthesized. These compounds exhibit dramatic differences in structure, morphology and charge/discharge characteristics. As the
x
increases, the morphology shows an amazing trend: starting with an octahedral shape (
x
= 0), transforming to an octahedral/plate shape (0.1 ≤
x
≤ 0.9) in which both the spinel phase and the layered phase can be indexed in the XRD patterns, and ending up with a plate shape (
x
= 1.0). The particular layered-spinel composites
x
Li
1.5
Ni
0.25
Mn
0.75
O
2.5
·(1 −
x
)Li
0.5
Ni
0.25
Mn
0.75
O
2
(0.1 ≤
x
≤ 0.9) exhibit better cycling stability than that of pristine spinel Li
0.5
Ni
0.25
Mn
0.75
O
2
(
x
= 0) and layered Li
1.5
Ni
0.25
Mn
0.75
O
2.5
(
x
= 1.0) materials. This improved cycling performance of these layered-spinel composites can be ascribed to the heterogeneous intergrowth of some layered phases and spinel phases in the parent structure as detected by TEM. Among these materials, Li
0.5
Ni
0.25
Mn
0.75
O
2
and Li
1.5
Ni
0.25
Mn
0.75
O
2.5
barely deliver the specific capacities of 90 mA h g
−1
and 117 mA h g
−1
at 5 C and show the capacity retentions of about 83% and 86% at 0.2 C after 50 cycles, respectively, while the layered-spinel 0.8Li
1.5
Ni
0.25
Mn
0.75
O
2.5
·0.2Li
0.5
Ni
0.25
Mn
0.75
O
2
cathode shows the best rate capability of 162 mA h g
−1
at 5 C and the best cycling stability of 98% after 50 cycles at 0.2 C.
A series of
x
Li
1.5
Ni
0.25
Mn
0.75
O
2.5
·(1 −
x
)Li
0.5
Ni
0.25
Mn
0.75
O
2
(0 ≤
x
≤ 1) cathode materials have been synthesized.</description><issn>1477-9226</issn><issn>1477-9234</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2015</creationdate><recordtype>article</recordtype><recordid>eNp9kbtOxDAQRS0E4t3Qg0y3FBv8iOOYDiFe0gIN1JHXGYNREgc7K5Y_gJaakn-g51P4EiKeEgXNzB3do1vcQWiNkoQSrraNKDtCM5nrGbRIUymHivF09kezbAEtxXhNCGNEsHm0wDKqmBDpIno6gg6Cv4QG_CRi1_TXZfC33RWejhxNxKkjCRMnDUmkOGOJeH0ZUPx2_4inW6Pe-uPjAcFvD894-jHpFja-bn10HcQdHO-aPtzFzhkM1oLpsG8wVL0I3lxB7YyucAvB-lDrxsAKmrO6irD6tZfRxcH--d7RcHR2eLy3Oxq2TKhumOYCNNic87G0VpS5yZgVihgluCkpz1KSKwYZUE3ztOSpBS5B0lRbNeY248to8JnbBn8zgdgVtYsGqkp_tFJQSWiuOBGyRze-0Mm4hrJog6t1uCu-G-2BzU8gRPPj_n6oaEvbM-v_Mfwd-i2NSg</recordid><startdate>20150828</startdate><enddate>20150828</enddate><creator>Zheng, Zhuo</creator><creator>Hua, Wei-Bo</creator><creator>Yu, Chong</creator><creator>Zhong, Yan-Jun</creator><creator>Xu, Bin-Bin</creator><creator>Wang, Jia-zhao</creator><creator>Zhong, Ben-He</creator><creator>Zhang, Zhi-Ye</creator><scope>NPM</scope><scope>7X8</scope></search><sort><creationdate>20150828</creationdate><title>Heterogeneous intergrowth xLi1.5Ni0.25Mn0.75O2.5·(1 − x)Li0.5Ni0.25Mn0.75O2 (0 ≤ x ≤ 1) composites: synergistic effect on electrochemical performance</title><author>Zheng, Zhuo ; Hua, Wei-Bo ; Yu, Chong ; Zhong, Yan-Jun ; Xu, Bin-Bin ; Wang, Jia-zhao ; Zhong, Ben-He ; Zhang, Zhi-Ye</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-p259t-485eaef833b7ff5d8c62f590c953cd13640892e6e1a184d34fe37e714af9b3f63</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2015</creationdate><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Zheng, Zhuo</creatorcontrib><creatorcontrib>Hua, Wei-Bo</creatorcontrib><creatorcontrib>Yu, Chong</creatorcontrib><creatorcontrib>Zhong, Yan-Jun</creatorcontrib><creatorcontrib>Xu, Bin-Bin</creatorcontrib><creatorcontrib>Wang, Jia-zhao</creatorcontrib><creatorcontrib>Zhong, Ben-He</creatorcontrib><creatorcontrib>Zhang, Zhi-Ye</creatorcontrib><collection>PubMed</collection><collection>MEDLINE - Academic</collection><jtitle>Dalton transactions : an international journal of inorganic chemistry</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Zheng, Zhuo</au><au>Hua, Wei-Bo</au><au>Yu, Chong</au><au>Zhong, Yan-Jun</au><au>Xu, Bin-Bin</au><au>Wang, Jia-zhao</au><au>Zhong, Ben-He</au><au>Zhang, Zhi-Ye</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Heterogeneous intergrowth xLi1.5Ni0.25Mn0.75O2.5·(1 − x)Li0.5Ni0.25Mn0.75O2 (0 ≤ x ≤ 1) composites: synergistic effect on electrochemical performance</atitle><jtitle>Dalton transactions : an international journal of inorganic chemistry</jtitle><addtitle>Dalton Trans</addtitle><date>2015-08-28</date><risdate>2015</risdate><volume>44</volume><issue>32</issue><spage>14255</spage><epage>14264</epage><pages>14255-14264</pages><issn>1477-9226</issn><eissn>1477-9234</eissn><abstract>A series of
x
Li
1.5
Ni
0.25
Mn
0.75
O
2.5
·(1 −
x
)Li
0.5
Ni
0.25
Mn
0.75
O
2
(0 ≤
x
≤ 1) cathode materials have been synthesized. These compounds exhibit dramatic differences in structure, morphology and charge/discharge characteristics. As the
x
increases, the morphology shows an amazing trend: starting with an octahedral shape (
x
= 0), transforming to an octahedral/plate shape (0.1 ≤
x
≤ 0.9) in which both the spinel phase and the layered phase can be indexed in the XRD patterns, and ending up with a plate shape (
x
= 1.0). The particular layered-spinel composites
x
Li
1.5
Ni
0.25
Mn
0.75
O
2.5
·(1 −
x
)Li
0.5
Ni
0.25
Mn
0.75
O
2
(0.1 ≤
x
≤ 0.9) exhibit better cycling stability than that of pristine spinel Li
0.5
Ni
0.25
Mn
0.75
O
2
(
x
= 0) and layered Li
1.5
Ni
0.25
Mn
0.75
O
2.5
(
x
= 1.0) materials. This improved cycling performance of these layered-spinel composites can be ascribed to the heterogeneous intergrowth of some layered phases and spinel phases in the parent structure as detected by TEM. Among these materials, Li
0.5
Ni
0.25
Mn
0.75
O
2
and Li
1.5
Ni
0.25
Mn
0.75
O
2.5
barely deliver the specific capacities of 90 mA h g
−1
and 117 mA h g
−1
at 5 C and show the capacity retentions of about 83% and 86% at 0.2 C after 50 cycles, respectively, while the layered-spinel 0.8Li
1.5
Ni
0.25
Mn
0.75
O
2.5
·0.2Li
0.5
Ni
0.25
Mn
0.75
O
2
cathode shows the best rate capability of 162 mA h g
−1
at 5 C and the best cycling stability of 98% after 50 cycles at 0.2 C.
A series of
x
Li
1.5
Ni
0.25
Mn
0.75
O
2.5
·(1 −
x
)Li
0.5
Ni
0.25
Mn
0.75
O
2
(0 ≤
x
≤ 1) cathode materials have been synthesized.</abstract><cop>England</cop><pmid>26192554</pmid><doi>10.1039/c5dt01678a</doi><tpages>1</tpages></addata></record> |
| fulltext | fulltext |
| identifier | ISSN: 1477-9226 |
| ispartof | Dalton transactions : an international journal of inorganic chemistry, 2015-08, Vol.44 (32), p.14255-14264 |
| issn | 1477-9226 1477-9234 |
| language | eng |
| recordid | cdi_rsc_primary_c5dt01678a |
| source | Royal Society of Chemistry |
| title | Heterogeneous intergrowth xLi1.5Ni0.25Mn0.75O2.5·(1 − x)Li0.5Ni0.25Mn0.75O2 (0 ≤ x ≤ 1) composites: synergistic effect on electrochemical performance |
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