[PDF] Top 20 Enhanced Low Temperature Performance of LiFePO4 Cathode with Electrolyte Modification
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Enhanced Low Temperature Performance of LiFePO4 Cathode with Electrolyte Modification
... (10wt%) and polyvinylidene fluoride (PVDF, 10wt%, dissolved in 1-methyl-2-pyrrolidinone) onto an aluminum foil. It was dried at 80 °C for 20 h under vacuum prior to assembly. CR2025 coin cells were fabricated with ... See full document
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Study on Highly Compacted LiFePO4 / C Cathode Materials for High-performance 18650 Li-ion Batteries
... sintering temperature of the material is reduced to 700 o C, meanwhile the carbon content is reduced to ...calcinations temperature is 715 o C and the carbon content is ...sintering temperature of ... See full document
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Electrochemical Performance of LiNi0.3Co0.3Mn0.3O2 - Li1.3Al0.3Ti1.7(PO4)3 Composites Prepared by Dielectric Barrier Discharge Plasma Assisted Milling
... electrochemical performance of NCM by DBDP-milling. The enhanced rate capability, cycle performance and low resistance of NCM-LATP could be attributed to the dielectric barrier discharge ... See full document
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Low temperature synthesis of LiFePO4 nanocrystals by solvothermal route
... structural framework that ensures shorter diffusion paths for the Li-ions to traverse from the core of the particles to the surface through the lattice, thereby yield- ing excellent electrochemical properties. Secondly, ... See full document
7
Enhanced High-Rate and Low-Temperature Electrochemical Properties of LiFePO4/Polypyrrole Cathode Materials for Lithium-ion Batteries
... 12.97 Ω and the highest Li + diffusion coefficient of 1.061×10 -11 cm 2 /s. The smaller charge transfer resistance and the higher Li + diffusion coefficient indicate the more feasible transfer of Li + and electrons on ... See full document
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Synthesize of Graphene-LiFePO4 Composite Porous Microsphere with the Enhanced Rate Performance
... (EC) and diethyl carbonate (DEC) as the electrolyte. The cathode was prepared by a slurry coating process. The slurry, obtained by mixing the active materials, acetylene black and polyvinylidene fluoride ... See full document
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Factors Governing the Performance and Stability of Solid Oxide Fuel Cell Cathodes Prepared by Infiltration
... the electrolyte scaffold and the infiltrated perovskite strongly influences ...electrode performance correlates with the surface area and structure of the infiltrated particles ...calcination ... See full document
184
Effect of Sb2O3 Modification on Electrochemical Performance of LiMn2O4 Cathode Material
... the high frequency semicircles, the middle frequency semicircles and the low frequency tails. The impedance spectra were fitted with the equivalent circuit model (insert in Fig. 7a.). As other models[18,26-27], ... See full document
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In situ Electrochemical AFM Study of LiFePO4 Thin Film in Aqueous Electrolyte
... With the wide utilization of portable electrical devices and the growing demand for new energy, the development of high-performance and environmentally friendly energy storage devices is becoming increasingly ... See full document
7
Magnetic Activation of a LiFePO4@C Composite Cathode Material
... composite cathode material could enhance its discharge capacity, not only at room temperature but also at low temperature such as -10 ... See full document
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Investigating the Timing Effect of the Nafion Addition to the Bimetallic (Pd-Pt) Catalyst in Proton-Exchange Membrane Fuel Cell Cathode
... better performance in the ORR than Pd-Pt on CNTs (GDE2) and the commercial catalyst (GDE3), which illustrated that this current density of GDE1 is ...superior performance of this electrode can be attributed ... See full document
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Enhanced Piezoelectric Performance of Printed PZT Films on Low Temperature Substrates
... Simulated temperature change at the top surface of the PZT film and the film-substrate interface for 2 cycles of ...The temperature, after 2 cycles, is sufficiently high to sinter throughout the whole ... See full document
149
Composite LiFePO4/poly-3,4-ethylenedioxythiophene Cathode for Lithium-Ion Batteries with Low Content of Non-Electroactive Components
... Fig. 5b compares discharge capacity vs. cycle number of the C-LFP/PEDOT:PSS composite and C-LFP/PVDF/C materials. The data were obtained by charging and discharging the material at room temperature over 100 cycles ... See full document
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Preparation of Nano Structured La0 6Sr0 4Co0 2Fe0 8O3−δ Cathode for Protonic Ceramic Fuel Cell by Bead Milling Method
... the electrolyte disk even after drying and baking. The cathode made of the milled slurry showed lower overpotential than that without milling at intermediate temperature, resulting in better ... See full document
6
Facile Synthesis of LiFePO4/C with High Tap-density as Cathode for High Performance Lithium Ion Batteries
... high peak current and a low potential difference (0.16 V), which is less than 0.22 V, 0.20 V and 0.19 V for LFP-4, LFP-6 and LFP-10, respectively. This result implies that the LFP-8 sample exhibits a good ... See full document
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An intermediate temperature fuel cell based on composite electrolyte of carbonate and doped barium cerate with SrFe0.7Mn0.2Mo 0.1O3-δ cathode
... Fig. 5a. Open circuit voltages (OCVs) of 1.06, 1.02 and 1.01 V were obtained at temperatures 500, 525 and 550 °C respectively. These OCVs are very close to the theoretical value and comparable to the result of fuel cells ... See full document
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A High Power Carbon/LiMxOy Hybrid Cathode for Non Aqueous Li O2 Battery
... DOI: 10.4236/ampc.2017.710029 370 Advances in Materials Physics and Chemistry gion in which a typical Warburg behaviour, related to the diffusion of lithium ions in the cathode active material, is seen. By using ... See full document
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On the role of the cathode for the electro-oxidation of perfluorooctanoic acid.
... fifty years, causing an environmental problem due to its dispersion and low biodegradability. Furthermore, the high stability of this molecule, conferred by the high strength of the C-F bond makes it very ... See full document
22
Adiponitrile as a Novel Electrolyte Additive for High-Voltage Lithium-Ion Batteries
... their low conductivity, high viscosity and poor wettability of the electrode ...the low-temperature and high rate performance of LIBs are limited by the relatively high viscosity and ... See full document
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Preparation of Core-shell Structure Carbon@SnM2 (M=S, O) Microspheres Composites and Application in Lithium-ion Batteries
... and 10 mmol thioacetamide (Sn:S=1:2) that stirred well for 1 h at room temperature. Subsequently, the mixed solution was put into a 100 mL Teflon-lined stainless steel autoclave and solvothemal treated at 160°C ... See full document
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