This paper describes the aberration and distortion of e-beam deflection magnetic field in which the parameters keep close to in the normal solution. 以电子束偏转磁场的像差和畸变为目标,对参量进行非劣解中找出贴近理想的最优解。
The anode of this kind of sensor was divided into five center symmetrical areas which were used to detect the deflection of the electron under certain magnetic field. 该传感器采用Spindt阴极阵列作为电子源,阳极分为五个区域,以便检测发射电子在磁场作用下的偏移。
The torsional deflection of spiral winding for the large power transformer is mostly caused by the common effect of the axial current component and the radial leak magnetic field. 大型电力变压器螺旋线圈的扭转变形主要是由于轴向电流分量和辐向漏磁场共同作用所产生的。
A method of designing slowly-scanning circuits is described and a new type of deflection coil that can offer a uniform deflecting magnetic field is proposed. 本文叙述了慢扫描电路的设计方法,提出了一种新型偏转线圈结构,它能获得均匀的偏转磁场。
The equations of the internal edge curves of deflection coils that can produce a uniform magnetic field in the deflection space are established in theory and the mathematical expressions for the turn density distribution of the deflection coils defined by these equations are also derived. 本文从理论上建立了能在偏转空间产生均匀磁场的偏转线圈内边缘曲线的方程,以及由此方程所确定的偏转线圈匝数密度分布的表示式。
A combined magnetic round lens and deflection system with a superimposed field has been studied, and the power series expressions for the magnetic field is given. 本文研究了旋转对称磁透镜和磁偏转器的复合系统,给出了场和轨迹的普遍表达式。
Using this model, we measure the structure of the real coil of 14 ″ color display tube ( CRT). Furthermore, the deflection magnetic field, raster distortion and convergence error of this deflection coil is calculated. 利用该模型,对实际14〃彩色显像管(CRT)的偏转线圈绕线结构进行了测量,在此基础上对该偏转线圈所产生的偏转磁场、光栅畸变和会聚误差进行了数值模型。
By adjusting the position of the electron gun in the kinescope i.e. increasing the distance between the gun and the yoke, the deflection defocusing which is caused by scattering magnetic field of deflection yoke is reduced. 并且以调整电子枪在显象管内的位置,即增大它与偏转线圈之间的相对距离,来减小偏转线圈杂散磁场所引起的偏转散焦;
Theoretical and experimental results demonstrate that the deflection is proportional to the magnetic field gradient and magnetic nanoparticle concentration. 理论和实验证明,超顺磁液滴偏转程度正比于磁纳米颗粒浓度和磁场梯度。