[PDF] Top 20 Electrochemical Evaluation of PbO Nanoparticles as Anode for Lithium Ion Batteries (Technical Note)

... Abstract PbO nanoparticles were synthesized using hydrothermal ...of PbO powders. X-ray diffraction (XRD) pattern confirmed β-PbO formation during this ...formula. Electrochemical ... See full document

... ion batteries. Aluminium has been long considered as a promising anode material for Li ion batteries because of its low cost, abundance, and low ...with lithium through ... See full document

... The synthetic process of the FSC nanocomposite is depicted in Fig. 1. The ferrosilicon (73.3 % Si, 21.4 % Fe and other impurities, such as Mn, Al, Henan Star Metallurgy Material Co. Ltd., China) as the silicon source was ... See full document

... magnetite nanoparticles which then oxidized to ...The anode body was doctor bladed using maghemite with carbon black and polyvinylidene difluoride ...powder. Electrochemical performance of this ... See full document

... alloying reaction besides buffering the volume variation during conversion reaction [12, 13, 17, 18]. But it suffers from structure instability owing to volume change during charge /discharge course, low electron ... See full document

... polymer nanoparticles via a facile solvothermal method. When tested as an anode material for lithium-ion batteries, the Mn adipate coordination polymer showed a high discharge capacity ... See full document

... The hydrothermal process at 140 °C for 12 h will lead to the formation of the gel-like precursor, which will be used as the starting material for the preparation of hematite with oxygen vacancies. The corresponding XRD ... See full document

... carbonate (DMC) with in a volume ratio of 1:1. The charge–discharge measurement at room temperature was carried out using a LAND test system with cut-off voltage of 1.0–2.5 V (vs. Li/Li + ) at various constant current ... See full document

... germanium nanoparticles (Ge@C TPP) were synthesized by acetylene pyrolysis and carbon ...composite nanoparticles with a unique sandwich structure by microwave- assisted solvothermal reaction, which ... See full document

... Si anode, the current techniques are not qualified to apply the nanomaterials due to the smaller size and huge surface ...Si nanoparticles interconnected and formed the micro sized secondary ...The ... See full document

... n-Si nanoparticles and GO were prepared by a plasma system and a modified Hummers method ， ...n-Si nanoparticles and GO solution were mixed by magnetic stirring to acquire a homogeneous GO/n-Si ...the ... See full document

... the composites led to the increase of the specific capacity, but at the cost of cyclic stability. Our study indicates that the optimized composites (M-400) present the best electrochemical property, exhibiting a ... See full document

... In this article, rGO were prepared by the improved Hummers method combined with solvothermal reduction. RGO prepared by this method exhibited good cycle performance, excellent high-rate discharge/charge properties and ... See full document

... nanoparticles (Figure 2a) had a morphology of granular structure, and were prone to aggregate. After the hydrothermal process, however, the obtained intermediate product (Figure 2b) exhibited an obvious ... See full document

... more lithium insertion active sites, such as edge- type sites and nanopores ...broad electrochemical window (0.01 to 3.5 V) as a func- tion of lithium capacity and the large voltage hysteresis ... See full document

... with lithium-oxygen batteries can be categorized as issues related to either the lithium-metal anode or the carbon cathode ...viable lithium-oxygen ...of lithium dendrites on ... See full document

... 2.5 V and 0 V was more appropriate than between 3.0 V and 0 V. And the initial discharge capacity was 975.9 mAh g -1 at a current density of 100 mA g -1 , while it increased after about 90 cycles, and even exceeded ... See full document

... of 500 mA·g -1 . Carbon is believed to play several important roles upon cycling. First, carbon functions as a physical buffering layer that cushions the stress induced by volume expansion/contraction (cushion effect) ... See full document

... The film thicknesses were measured from the fresh-cut cross section of thin films on Si substrates using a field-emission scanning electron microscopy (Hitachi-4800). Six spots were randomly selected on each thin film to ... See full document

... indicating lithium ions begin to insert into the silicon at this potential region; the charged curve of NG-Si shows an obvious plateau appeared at about ... See full document