Zobrazeno 1 - 10
of 23
pro vyhledávání: '"G. Ting-Kuo Fey"'
Publikováno v:
Materials Chemistry and Physics. 99:451-458
Nanocrystalline LiMn2O4 was synthesized by a self-sustaining solution combustion method with hexamethylenetetramine as a fuel. Ammonium nitrate was used as an additional oxidant-and-porogen. Thermal analytical studies showed the formation of LiMn2O4
Publikováno v:
Materials Chemistry and Physics. 87:246-255
A series of saturated aliphatic dicarboxylic acids have been studied as chelating agents for the synthesis of LiNi 0.8 Co 0.2 O 2 . The decomposition temperature of the dicarboxylate precursors was found to increase linearly with the number of (CH
Publikováno v:
Materials Chemistry and Physics. 82:5-15
The electrochemical behavior of LiNi 0.8 Co 0.2 O 2 , synthesized by a sol–gel method with maleic acid as a chelating agent, was investigated using galvanostatic charge–discharge cycling and electrochemical impedance spectroscopy. Unimolar soluti
High-capacity disordered carbons derived from peanut shells as lithium-intercalating anode materials
Publikováno v:
Synthetic Metals. 139:71-80
We report for the first time initial lithium intake capacities for pyrolytic carbonaceous materials far exceeding even the theoretical value for metallic lithium. The carbonaceous materials were synthesized by pyrolysis of peanut shells under argon.
Publikováno v:
Materials Science and Engineering: B. 100:234-243
Nickel-rich phases of the solid solutions, LiNi 1− y Co y O 2 ( y =0.1, 0.2, 0.3), were synthesized by a sol–gel method with citric acid as a chelating agent. Various initial conditions were studied in order to find the optimal conditions for the
Publikováno v:
Materials Chemistry and Physics. 79:21-29
LixNi1−yCoyO2 solid solutions have become more important and are being intensively investigated for possible commercial utilization as a cathode material for lithium batteries. The electrochemical performance of these materials greatly depends on t
Publikováno v:
Ionics. 8:351-359
Polycrystalline LiNi0.8Co0.2O2 was synthesized by a solution route with malonic acid as the complexing agent. The effects of temperature, duration of heat treatment, pH of the precursor solution, and the nature of the solvent employed on the performa
Publikováno v:
Solid State Ionics. 148:291-298
The lithiated nickel cobalt oxide LiNi 0.8 Co 0.2 O 2 was synthesized using citric acid as a chelating agent by a sol–gel method. The effect of varying the acid to metal ion ratio R on the structural, thermal, and electrochemical properties of the
Publikováno v:
Materials Letters. 52:197-202
Oxalic acid assisted sol–gel synthesis of Sr2+-doped LiNi0.8Co0.2O2 has been reported for the first time. Structural characterization was carried out using X-ray diffraction studies. Electrochemical studies were performed by assembling 2032 coin ce
Publikováno v:
Electrochemistry Communications, Vol 3, Iss 5, Pp 234-238 (2001)
Non-stoichiometric phases of lithium nickel cobalt oxides were synthesized by a sol–gel method using oxalic acid as a chelating agent. The structural properties have been examined using X-ray diffraction techniques. Electrochemical coin cell studie