[PDF] Top 20 Facile Synthesis of LiFePO4/C with High Tap-density as Cathode for High Performance Lithium Ion Batteries

... tested by powder tap-density meter (JZ-1, RooKo Instrument, China). Median diameter of the powers was determined using a laser particle analyzer (JL-1177). The composition was analyzed using an inductively ... See full document

... Rechargeable lithium-ion batteries (LIBs) are considered to be one of the most promising energy storage devices for portable devices and electric vehicles (EVs) owing to their high energy ... See full document

... 18650 lithium- ion batteries for the spherical LFP cathode material were made and tested for investigating the affect of compacted ...The tap density of the prepared LFP is ... See full document

... electrochemical performance of materials were carried out by preparation into the coin- type half cells (LIR 2025) in glove box under Ar environmental ...The cathode materials were composed of acetylene ... See full document

... of high energy density, long cycle life and low self-discharge rate, lithium-ion batteries (LIBs) are showing great advantages for application in electric vehicles (EV) and hybrid ... See full document

... Lithium ion batteries (LIBs) greatly propel the rapid development of energy storage, electric vehicles and hybrid electric vehicles due to its superiorities of high energy density, ... See full document

... potential cathode materials for SIBs, which possesses large interstitial space for fast Na ions insertion and ...energy density (400 Wh kg -1 ), moderate potential plateau ...and high thermal ... See full document

... 1:1 (v/v) mixture of ethylene carbonate and diethyl carbonate. The cell was assembled in an argon- filled glove box and tested using charge-discharge system in the voltage range of 3.0-4.3 V vs. Li + /Li at different ... See full document

... Lithium ion battery technology has been applied to both thin, light and flexible portable electronic devices and more recently, to batteries for transportation systems [3] including hybrid and ... See full document

... electrochemical performance testing. The working electrode was mixed with active material, acetylene black and adhesive (polyvinylidene fluoride) at a mass ratio of 85:7:8. Mixed positive paste was coated on ... See full document

... the microstructure of the sample has not changed much before and after doping. Like a cluster of flowers are composed of end-connected nanosheets. These suggest that the addition of cobalt nitrate did not change the ... See full document

... the high frequency region and the x- axis, the semicircle of the high frequency region and the oblique line of the low frequency ...the high frequency region is the body resistance of the battery ... See full document

... Too high amount of CTAB (such as 7 mmol) may lead to uneven particle shape and serious aggregation owing to the strongly hydrophobic or coulombic effects on the ... See full document

... of high power density, no mem- ory effect, long cycle life, high voltage, and low self- discharge, expecting to be utilized in portable electronic appliances and electric vehicles (EVs) [1, ...energy ... See full document

... distributed in the carbon matrix. The cobalt nanoparticles not only provided active sites for lithium storage, but also enhanced the electrical transport and Li + migration during the charge/discharge process. The ... See full document

... Cyclic voltammetry (CV) curves for the NCA-NP sample obtained from sintering at 750 °C for 12 h are shown in Figure S1. All the CV curves illustrate the phase transition process between the H1 and H3 phase, in ... See full document

... Fig. 3a shows the cycling performance of hierarchical MnO@C nanoplates at a current density of 100 mA g -1 . In the first cycle, the discharge capacity is 1847 mAh g -1 , while the relative charge ... See full document

... A series of parameters were adjusted during the production process to control the sample particle size. The typical 200 nm- and 400 nm-diameter primary particles that are illustrated as examples herein are labeled as ... See full document

... 1 C rate at 25 and 60 ° C, this sample delivers a discharge capacity of 139 and 160 mAh·g -1 , and its capacity retention ratio is about 100 % after 50 ...electrochemical performance of LiMnPO 4 can ... See full document

... Lithium ion batteries are now the dominating storage device for portable electronic ...of lithium ion batteries, for instance as the onboard energy storage for electric vehicles ... See full document