A numerical method simulating high current ion sources for neutral beam injection is given in this paper as well as its typical result.
本文叙述了中性束注入器中的强流离子源引出系统离子束光学性质的数值模拟方法,并给出了典型计算结果。
The dynamic equation and the dynamic trait of high-current ion beams, the main mechanism of halo-chaos formation and several main nonlinear controlling methods are summarized in the paper.
本文综述了强流离子束的基本动力学方程及其基本动力学特性,单离子运动方程,束晕-混沌形成的典型物理机制及其主要控制方法。
But by firing its three ion engines one at a time over 620 days — accumulating another 60 miles per each day — Dawn has reached its current astronomical speed and has no plans of slowing down.
但是在620天的时间里开动了三个引擎之一——再积累每天60英里——曙光号就已达当前的天文速度,而且没有减速的计划。
The current model of the Volt uses lithium-ion batteries made with lithium-manganese spinel cathodes ("spinel" refers to the three-dimensional arrangement of atoms in the material).
通用汽车的风险投资部门总裁乔恩Lauckner说:提高能源密度的整个概念涉及到车辆的种类奖项时他表示,目前还不清楚多少钱,新技术将保存,但“我只想说,这是非常重要,它不 是一该电压电流模型使用的锂锰尖晶石阴极制成的锂离子电池(“尖晶石"指的是三维的原子排列)。
One option includes carbon nanotubes, which are now being used to develop lithium-ion batteries for portable electronics that should last ten times longer than current batteries.
其中一种选择包括碳纳米管,它现在被用来制作锂离子电池,这种电池应用于轻便的电子产品,比普通电池使用时间长十倍。
He said that the bacteria should be less dangerous than those used in current lithium-ion batteries because they produce less heat, which reduces the chance of them catching fire.
这种可以附着在任何材料上的细菌电池能在室温下甚至在水里正常工作。与目前使用的锂离子电池相比,它们的危害性更低,因为发热少从而降低了着火的可能性。
Figure 4-16 shows a Model 6485 Picoammeter measuring the current from the ion collector, which is operating at ground potential.
图4 -16示出6485型皮安计从离子收集电极测量电流的情况,这时仪器工作在地电位。
"But we expect that technological breakthroughs in lithium-ion batteries will continue, realizing longer distances — for example triple the current distance in 10 years," he said.
他还说道:“但是我们期望锂离子电池技术能继续有所突破,能实现更长的行驶距离。”
The causes of disturbing electron current in quadrupole mass filter with Farady cylinder as an ion detector are described.
本文介绍了用法拉第筒作为离子检测器的四极滤质器存在干扰电子流的原因。
However, the mainstream of the current lithium-ion battery, this cycle is the peak does not exist.
然而对目前主流的锂离子电池而言,这种循环的峰值现象是不存在的。
After the connections are made, verify the system is working properly by turning the bias voltage on and taking a current measurement with no ion beam current.
完成电路连接之后,接通偏置电压,在没有离子束电流的情况下进行电流测量,以验证系统能够正常工作。
The isotopic ratio of lithium was determined by cumulating intensity of ion current during evaporation of all samples on evaporation filament.
用热表面离子源测定了锂同位素丰度,在样品全耗尽过程中累计离子流强度。
The spark plug ion current signal carries along rich information about the engine combustion process.
火花塞离子电流信号携带着丰富的发动机燃烧过程的信息。
It was obtained through experiment and simulation that positive DC corona inception voltage and corona ion current under different air pressure and humidity conditions.
文中通过实验测量和模拟计算,得到了不同气压湿度下的正直流电晕起始电压和电晕离子电流。
The results show that the value of the ion current is different between the normal combustion and partial burning.
试验结果显示,正常燃烧与部分燃烧的离子电流信号在数值上差异较大。
Low current measurement applications include capacitor leakage, low current semiconductor, light, and ion beam measurements.
弱电流测量的各种应用包括电容器的漏电、弱电流半导体、光和离子束测量等。
Low voltage high current reactive ion plating is a new progress in the field of optical thin films deposition techniques.
光学薄膜低压大电流反应离子镀技术是近年来光学薄膜技术领域中的最新进展。
Patch clamp technique is a kind of technique which reflecting membrane molecular activity of one or more ion channel by record ion current of ion channel.
膜片钳技术是一种以记录离子通道的离子电流来反映细胞膜上单一的或多个的离子通道分子活动的技术。
Objective: To study the current change of right ventricular myocyte ion channel after myocardial infarction.
目的探讨心肌梗死后右心室肌细胞离子通道电流的变化。
The working principle and structure of a surface ionization ion source with high current is described systematically.
本文系统地描述了强流表面电离离子源的工作原理和结构。
The minimum magnetic field intensity needed to induce significant effect on cathodic limiting diffusion current density decreased with increasing ferric ion concentration.
引起极限扩散电流密度明显增加的临界磁场强度随三价铁离子浓度增加而减小。
The method to determine the electric potential distribution in the electron cloud by measurements of the ion current is discussed.
文中还讨论了通过测量离子电流确定电子云中电位分布的方法。
High discharge current performance of lithium ion bettery is introduced.
研究了锂离子电池大电流放电性能。
Associated with ion current detection device, this system can test and compare different kinds of spark plugs.
该系统配合火花塞离子电流检测装置,可以实现对不同火花塞热值进行测试比较的目的。
And the relationship between time and substrate concentration in each compartment of ion exchange and current efficiency is discussed.
并对各室对应物的浓度以及电流效率与时间的关系进行了探讨。
In a four-electrode system, changing the electric field ration only slightly changes the ion beam current at a certain beam energy.
在四电极系统中在一定束能量下改变电场强度比仅轻微地改变束电流。
The distribution in discharge space, time change of electric field intensity, electron and ion density and the current density are calculated.
分别计算和分析了介质阻挡放电中电场、带电粒子浓度以及电流密度在放电空间的分布和随时间的演变过程。
At the same time the paper studies the relation between the rotational speed and critical knock intense calculated with ion current signal average energy.
同时还给出了基于离子电流信号的临界爆震强度与转速之间的关系。
At the same time the paper studies the relation between the rotational speed and critical knock intense calculated with ion current signal average energy.
同时还给出了基于离子电流信号的临界爆震强度与转速之间的关系。
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