cathode particle 中文意思是什麼
cathode particle
解釋
陰極粒子-
Because that complex phenomena in pegs involve kinetic effects of plasma and cathode emitted electrons, and evolution of electromagnetic fields, particle - in - cell ( pic ) code is chosen as study tool, and a two and half dimensional cylindrical fully electromagnetic pic code cylinder2 - 1 / 2d, which is suitable for simulating the operation of the pegs, has been established
考慮到peos物理現象涉及到等離子體和陰極發射電子的動力學行為以及空間電磁場的復雜變化，我們採用粒子模擬方法作為研究工具，研製了適用於peos物理問題模擬研究的二維柱坐標全電磁粒子模擬程序cylinder2 - 1 2d 。 -
Test method for particle distribution of cathode carbonates by centrifugation sedimentation
陰極碳酸鹽粒度分佈的測定離心沉降法 -
To influence the composition and the permutation mode of reaction particle on the interface and the reaction speed of interface by complex action, thus preventing the metal ion from discharging and improving the cathode polarization
通過絡合作用，影響界面上反應粒子的組成、排列方式及界面反應速度，從而阻化金屬離子的放電，提高陰極極化。 -
In this thesis, the physical properties of a series of na2fepo4f cathode materials synthesized by various routes are instigated and discussed in the light of structural ( xrd ), thermal ( dta ) analyses and particle size distribution. their microstructures were studied by transmission electron microscope ( tem ) and scan electron microscope ( sem ). the electrochemistry property were evaluated with cells containing the synthesized na2fepo4f as positive electrode
本文將藉助x -射線衍射、掃描電鏡、透射電鏡、差熱分析以及電化學測試等方法，系統研究多種制備法對所合成的鈉離子二次電池正極活性材料氟磷酸亞鐵鈉的微結構以及循環可逆容量、循環伏安性能、交流阻抗譜的影響。 -
For adapting to the need of industrialization and improving the properties of materials, the method of mechanical activation has introduced on the basis of traditional calcinations at high temperature. the stardard spinel limn204 is prepared by the mechanical activation - high temperature solid synthesis method. the thermodynamic property, the physical - chemistry performance and the producing techniques of. battery have been studied by means of thermogravimetry ( tg ), differential scanning calorimetry ( dsc ), x - ray diffraction ( xrd ), scanning electric microscopy ( sem ) as well as various electrochemical analysis methods. studies show that synthesis temperature, calcinations time, recipe of raw materials, heat treatment and particle size of products are main factors affecting the performances of limn204 cathode materials. with the increment of synthesis temperature and time, the structure and crystal of products are getting to perfect
隨著合成溫度和時間的增加，產物的結構和晶型越趨于完善，但在1100得到的產物有燒結和晶粒增大的現象，恆溫時間超過24h后對材料的性能影響不是很大； li mn比在0 . 95 1 . 05 2的條件下都可得到標準的尖晶石limn _ 2o _ 4 ，尤其當li mn比為1 . 05 2時，所合成的材料具有較好的電化學性能；通過兩段合成法制備的產物性能要比一段合成法法制備的產物性能好，而兩段間隔合成法比兩段連續合成法處理的材料性能更佳；顆粒的粒度隨著球磨時間的延長而減小，比表面昆明理工大學碩士學位論文摘要卻增大，粒度小且分佈范圍窄的材料有利於鏗離子的擴散。 -
In this study, two types of nano particle sulfur composite materials were designed and prepared, that is, conductive - polymer / sulfur composites and active - carbon / sulfur composites, which can be used as advanced cathode materials for rechargeable lithium batteries. sulfur / conductive - polymer composites were prepared simply by thermal treatment of a mixture of elemental sulfur and polymer
在一定溫度下，單質硫與有機聚合物發生反應，使有機聚合物脫氫硫化並形成導電聚合物硫復合材料，所採用的有機聚合物包括pvc 、 pe 、 pan 、 pp等多種常見的塑料。 -
Small and narrow particle size distribution benifit diffusion of li - ion. also, the production techniques of li - ion battery is discussed, the influence of important working proceduces ( including the preparing, the doping, the assembling, etc. ) on battery performance is analysed and the recipe of cathode materials is optimized
在合成材料的同時，本文還對鏗離子電池的組成和製作工藝進行了探討，分析了制漿、塗布、裝配、化成幾個主要工序對電池性能的影響，還重點對鏗離子電池正極各物質的配料進行了優化研究。 -
It has discovered for the first time that the precursor b - ni1 - xcox ( oh ) 2, with pluffy and dendritic morphology, high specific surface area and low tap density, is the best starting material to produce lini1 - xcoxo2 materials, but not the presently thought that high density and spherical particle of ni ( oh ) 2 is fitting for the preparation of ni - cathode materials. using our own precursor can greatly reduce the degree of cation mixing ; improve the electrochemical properties of the aimed materials
發現表面蓬鬆、比表面積高和密度低、呈枝晶狀排列的- ni _ （ 1 - x ） co _ x （ oh ） _ 2前驅體具有較高的化學活性，制得的目標材料可有效抑制陽離子混排產物的生成，而非目前廣泛認為的高密度球形ni （ oh ） _ 2適合作鎳系正極材料的前驅體。
分享友人