Furthermore , according to the results of the single - particle potential model , the more natural necessary condition for the formation of the halo structure is given with the woods - saxon potential . this condition is more loser than the current one 此外，根据单粒子势模型计算结果，给出了更合理的woods - saxon势下晕结构形成的必要条件，比目前所知的条件宽松。
The resonance states in the continuum for some stable nucleus in sn - isotopes and nucleus in ca - isotopes are calculated . the results show that the s - matrix method is a reliable and straightforward and feasible way in the determination of single particle resonances 千用该方法研究了h同位素链的几个稳定核和h同位素的连续谱，给出了这些核所有的单粒子共振态的能量和宽度。
We have demonstrated that the integrated circuit test structures fabricated at standard commercial foundries can be radiation tolerant at total does greater than 100krad ( si ) . the radiation environment of outer space is capable of effecting cmos devices in three ways 外太空辐射环境主要以三种方式影响cmos器件：总剂量辐射效应( tid ) ，单粒子翻转效应( seu )和单粒子闩锁效应( sel ) 。
The space energetic particle environment inducing seu includes galactic cosmic ray , solar cosmic ray and high - energy trapped protons and heavy ions . these particles have enough energy and can deposit energy and generate charge in the sensitive volume ( sv ) of device 这些粒子有足够的能量，能在器件的灵敏区中沉积足够的能量和产生足够的电荷，当沉积的电荷超过临界电荷时，电路就产生了翻转，即单粒子翻转发生。
On the other hand , the related pivotal protocols and tips in programming and optimizing strategies will be offered too . this project is listed in magnitude instrument developing project of chinese academy of sciences ( no : 19875054 ) and national science & technology key program ( no : 2001ba302b ) 这些工作为我国在预定时间内建成第一台单粒子微束装置，填补我国在这一领域的空白起到了重要的作用，并为asipp微束在若干技术参数上赶超英美微束奠定了基础。
At the other hand , we can perform the rrpa calculation with the continuum replaced by a set of outgoing single particle resonances , it indicates that the resonances in the continuum play an important role in the description of nuclear dynamical processes , such as collective giant resonances . energies , widths and wave functions of the single particle resonant continuum are determined by solving scattering states of the dirac equation with proper asymptotic conditions for the continuous spectrum in the r ' elativistic mean field theory . the relativistic regular and irregular coulomb wave functions are calculated numerically 在进行相对论无规位相近似计算时将连续谱中所有的正能态用单粒子共振态来代替，并且在计算中采用单粒子共振态的真实宽度，利用这种方法我们计算了核的同位旋标量巨八极共振响应函数，并且和考虑了连续谱中所有正能态贡献的结果进行比较，计算结果表明，连续谱中只考虑单粒子共振态对核的集体激发的贡献时，给出的响应函数基本上能够重现考虑了所有正能态贡献时的计算结果，这说明了在核的集体激发中，连续谱中主要是单粒子共振态的贡献。
The research on the radiation effects of materials induced by high - energy proton irradiation is of important significance in many scientific fields , such as the single event effects of semiconductor components exposed on space , accelerator - driven nuclear energy generator , tritium production by accelerator , intense pulsed ion beam technology , proton radiography , etc . the effects and mechanisms of irradiation vary vastly for different energies and intensities of proton beams 宇宙高能质子的单粒子效应( see )研究、洁静核能系统( ads )研究、加速器产氚计划( apt ) 、强脉冲离子束( ipib )技术、质子断层扫描等领域都涉及质子辐射效应问题。质子辐射对不同的材料会导致不同的效应，开展质子辐射效应产生的机制研究，掌握其效应规律，对于电子学元器件的抗辐射加固指标提出，以及在其他研究中的方案设计等都有重要意义。
Nuclear reaction is the important mechanism for causing single event upset as well , especially for high - energy protons . all the formula needed for simulating proton - induced radiation effects are deduced . to bypass the obstacle of lacking nuclear reaction parameters of high - energy protons interacting with silicon , the author successfully obtained the necessary nuclear reaction cross sections by combining an intranuclear cascade nuclear reaction model with monte - carlo simulation , which are applied to the calculation of seu 整理、推导了数值模拟所需要的计算公式及连续慢化近似下的输运方程，自行编制了辐射屏蔽计算程序、单粒子效应计算程序、热?力学效应计算程序，并对所有计算程序进行了对应的验算，计算结果与公开发表的理论或实验结果相符合。
Nuclear scattering results in the displacement defects in material as well as the deflection of proton from its incident direction ; electronic stopping of protons acts as the most important factor in the degradation of incident proton energy , resulting in electronic effects such as single event upset 核散射是导致入射质子运动方向改变以及缺陷产生的主要因素，入射质子与核外电子云的作用是高能质子在材料中慢化的主要因素。核反应在宇宙高能质子引起的单粒子效应中有重要影响。
Zhou shengyu （ computer application ） directed by chen xiaomin because of the radiation in space enviroment , the data in sram of the aerospace computer will nomally experience single event upset ( seu ) errors at a scale of small probability . had not been corrected in time , these errors would effect not only the performance of the computer system but also the transmission of the key data . 由于辐射导致的单粒子翻转效应seu （ singleeventupset ） ，使得航天计算机上的静态存储器sram中的数据可能出现小概率错误，这种错误若不及时进行纠正将会影响计算机系统的运行和关键数据。
