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Carbon supported, Al doped-Li3V2(PO4)3 as a high rate cathode material for lithium-ion batteries

หน่วยงาน Nanyang Technological University, Singapore

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ชื่อเรื่อง : Carbon supported, Al doped-Li3V2(PO4)3 as a high rate cathode material for lithium-ion batteries
นักวิจัย : Cho, A. R. , Son, J. N. , Aravindan, Vanchiappan , Kim, H. , Kang, K. S. , Yoon, W. S. , Kim, W. S. , Lee, Y. S.
คำค้น : DRNTU::Engineering::Materials
หน่วยงาน : Nanyang Technological University, Singapore
ผู้ร่วมงาน : -
ปีพิมพ์ : 2555
อ้างอิง : Cho, A. R., Son, J. N., Aravindan, V., Kim, H., Kang, K. S., Yoon, W. S., et.al. (2012). Carbon supported, Al doped-Li3V2(PO4)3 as a high rate cathode material for lithium-ion batteries. Journal of Materials Chemistry, 22(14), 6556-6560. , http://hdl.handle.net/10220/8185 , http://dx.doi.org/10.1039/C2JM00022A , 163971
ที่มา : -
ความเชี่ยวชาญ : -
ความสัมพันธ์ : Journal of materials chemistry
ขอบเขตของเนื้อหา : -
บทคัดย่อ/คำอธิบาย :

A high rate and high performance Li3V2(PO4)3 cathode was prepared by applying a carbon coating and Al substitution using the conventional solid-state approach. X-Ray diffraction was used to observe the structural properties of the synthesized powders. The presence of the carbon coating was confirmed by HR-TEM and reflected well with the Raman analysis. The Li/C-Li3V1.98Al0.02(PO4)3 cell displayed a discharge capacity of 182 mA h g−1 between 3 and 4.8 V vs. Li at a current density of 0.1 mA cm−1, which is 20 mA h g−1 higher than that of the native compound. The capacity retention was found to be 84 and 74% after 40 and 100 cycles, respectively. The C-Li3V1.98Al0.02(PO4)3 powders demonstrated excellent rate performance at 20 C with a discharge capacity of 120 mA h g−1 over 100 cycles. The elevated temperature performance was also evaluated and found to be similar to that under room temperature conditions.

บรรณานุกรม :
Cho, A. R. , Son, J. N. , Aravindan, Vanchiappan , Kim, H. , Kang, K. S. , Yoon, W. S. , Kim, W. S. , Lee, Y. S. . (2555). Carbon supported, Al doped-Li3V2(PO4)3 as a high rate cathode material for lithium-ion batteries.
    กรุงเทพมหานคร : Nanyang Technological University, Singapore.
Cho, A. R. , Son, J. N. , Aravindan, Vanchiappan , Kim, H. , Kang, K. S. , Yoon, W. S. , Kim, W. S. , Lee, Y. S. . 2555. "Carbon supported, Al doped-Li3V2(PO4)3 as a high rate cathode material for lithium-ion batteries".
    กรุงเทพมหานคร : Nanyang Technological University, Singapore.
Cho, A. R. , Son, J. N. , Aravindan, Vanchiappan , Kim, H. , Kang, K. S. , Yoon, W. S. , Kim, W. S. , Lee, Y. S. . "Carbon supported, Al doped-Li3V2(PO4)3 as a high rate cathode material for lithium-ion batteries."
    กรุงเทพมหานคร : Nanyang Technological University, Singapore, 2555. Print.
Cho, A. R. , Son, J. N. , Aravindan, Vanchiappan , Kim, H. , Kang, K. S. , Yoon, W. S. , Kim, W. S. , Lee, Y. S. . Carbon supported, Al doped-Li3V2(PO4)3 as a high rate cathode material for lithium-ion batteries. กรุงเทพมหานคร : Nanyang Technological University, Singapore; 2555.