負離子形成 的英文怎麼說
中文拼音 [fùlízixíngchéng]
負離子形成
英文
negative ion formation- 負 : Ⅰ名詞1 (負擔) burden; load 2 (虧損) loss 3 (失敗) defeat Ⅱ動詞1 [書面語] (背) carry on th...
- 離 : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 成 : Ⅰ動詞1 (完成; 成功) accomplish; succeed 2 (成為; 變為) become; turn into 3 (成全) help comp...
- 負離子 : [物理學] anion負離子加速器 anion accelerator; 負離子聚合 anionic polymerization; 負離子空位 [晶體...
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In the region where the corona exists, large numbers of positive and negative ions are formed.
在存在電暈的區域,形成了大量正離子和負離子。1. prevent electromagnetic radiation, protect eyes, refresh yourself. negative ion form the wall between computer monitor and computer operator, it neutralizes the positive electricity, reduce radiation caused by static to brain and eyes. iii
1 .防電磁輻射護眼提神:負離子能在電腦主機及顯示器與人之間形成一道負離子墻,它與顯示器釋放的「 」電荷緩潤中和,降低靜電對大腦和眼睛的輻射。In some way, positive and negative ions are developed in a thunderstorm.
在雷雨中,正離子和負離子以某種方式形成。The effect of the dust charging process becomes significant when the charging time is longer than either the pulse period or the ion response time ( measured by the inverse of the ion plasma frequency )
因為塵埃粒子的充電時間長于離子響應時間或者負脈沖時間,塵埃粒子的充電過程對鞘層的形成將有很大影響。In general, delayed or distorted pulses, excessive plateau slope, raised working voltage, or failure to count at all are likely results of negative ion formation.
一般說來,延遲或畸變脈、過度的坪斜、工作電壓的升高和不能計數,都可能是負離子形成的結果。By increasing the h2 dilution ratio, it is found that atomic hydrogen can selectively etch amorphous phase and stabilize crystalline phase. from the study on the distance from substrate to catalyzer, choosing a proper distance can ensure the gas fully decomposed, while a relatively low substrate temperature can cause the nanocrystalline particles to lose mobility and keep their sizes. the pre - carbonization process can enhance the nucleation density and make the growth of high quality nanocrystalline p - sic films much easier
實驗結果表明:隨著工作氣壓的減小,薄膜的晶粒尺寸有所減小;通過提高氫氣稀釋度,利用原子氫在成膜過程中起的刻蝕作用,可以穩定結晶相併去除雜相;選擇適當的熱絲距離能保證反應氣體充分分解,又使襯底具有較高的過冷度,是形成納米薄膜的重要條件;採用分步碳化法可以提高形核密度,有利於獲得高質量的納米- sic薄膜;襯底施加負偏壓可以明顯提高襯底表面的基團的活性,因負偏壓產生的離子轟擊還能造成高的表面缺陷密度,形成更多的形核位置。A novel aqueous two - phase system can be formed by the mixtures of a polymer and cationicanionic surfactants. such a system can be used as a partitioning system of proteins. in this work, we investigated the formation, phase behavior and protein partitioning in aqueous two - phase systems formed by dodecyltriethylammonium bromide / sodium dodecylsulfate / peg and dodecyltriethylammonium bromide / sodium dodecylsulfate / dextran. the ligands with affinity were attached to the polymers and the affinity partitioning of proteins was investigated. it was shown that the surfactants and polymers are enriched in different phases of aqueous two - phase systems. phase separation are promoted by increasing temperature and adding inorganic salts. different proteins are partitioned in different phases. the selectivity of protein partitioning is increased by adding ligands with affinity
報道了由正負離子表面活性劑與高聚物混合溶液形成的一種可用於蛋白質的分離及分析的新型雙水相萃取體系.研究了正負離子表面活性劑(溴化十二烷基三乙銨/十二烷基硫酸鈉)分別與葡聚糖和聚乙二醇混合雙水相體系的形成規律、相行為及牛血清蛋白和溶菌酶在雙水相體系中的分配.通過在高聚物分子中接上親和配基,研究蛋白質在雙水相體系中的親和分配.結果表明,在該體系中,表面活性劑與高聚物分別富集於不同相中.升高溫度及加入無機鹽均可促進雙水相體系的形成,不同蛋白質可分配于不同的相中.親和配基的引入極大地增強了蛋白質分配的選擇性Abstract : it has been discovered that the coke formed in ch4 coupling under plasma can be eliminated via pure h2 discharge in the system. eliminating coke under plasma with positive or negative high voltage in dc electric field has been compared with that in ac field. the elimination of coke takes place only on the negative of the two electrodes in dc field, while on both electrodes in ac field. the coke on the reactor walls can be eliminated with either positive or negative high voltage and in either dc or ac field. based on the experimental facts, hypotheses of the reaction mechanism are suggested. quantity of eliminating coke depends on diametrical ratio between reactor and the electrode, input power and electrode materials
文摘:發現了等離子條件下甲烷偶聯反應中形成的積炭可以通過該體系中純氫氣放電而消除.將消除積炭使用直流電場的正高壓和負高壓與使用交流電場作了比較,發現直流電場中無論使用正高壓還是負高壓,只有陰極上的積炭可以被消除,而交流電場中兩極積炭均可被消除,反應器壁上的積炭在以上任何情況下均可被消除.基於實驗事實提出了機理假設.消除積炭的量與輸入功率、反應器對電極的直徑比以及電極材料有關The spontaneous reduction of ni3 + to ni2 + is considered to the actual origin of chemical instability of linio2 during storage. the corresponding oxidization of lattice oxygen o2 " to active oxygen species ( o -, o2 - ) is thought to the direct cause of formation of li2co3 and adsorption of h2o and co2 on the surface of stored materials
Linioz電極材料中自發的ni3 + * ni2 +還原過程被認為是其貯存期間性能變質的產生根源,與之相對應的氧負離子生成活性氧物種則是電極材料表面形成lizc03及其它吸附物種的直接原因,而空氣中的coz和hzo促進了整個氧化還原反應的進行。Comparing with the standard curing, curing under minus - temperature for 7 days does harm to concrete, which performance of resisting freezing - thawing cycles and chloride diffusivity decreased after the 28d standard curing
相對于標準養護,負溫養護7d會對混凝土形成損傷,轉標養28d后,混凝土的抗凍性和抗氯離子滲透性均有所下降。Cubic nitride boron ( c - bn ) films have been prepared at room temperature ( 25 ) by radio frequency plasma enhanced pulsed laser deposition ( rf - pepld ), assisted with substrate negative bias. in this paper, we primarily studied the effect of laser energy density, radio frequency power, substrate bias and depositing time on the growth of c - bn films, and analyzed the formation process and mechanism of c - bn films deposited by rf - pepld method at room temperature
本文採用偏壓輔助射頻等離子體增強脈沖激光沉積( rf - pepld )方法在常溫下( 25 )制備立方氮化硼( c - bn )薄膜,初步研究了薄膜沉積參數:激光能量密度、射頻功率、基底負偏壓和鍍膜時間對立方氮化硼薄膜生長的影響,並分析了常溫下用rf - pepld方法沉積立方氮化硼薄膜的形成過程和機理。分享友人