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- The Born approximation assumes that the incident and the outgoing particle can be described by plane waves. 玻恩近似假定入射粒子和發(fā)射粒子都可以用平面波來(lái)描述。
- LASER|ASSISTED ELECTRON|ATOM COLLISIONS:THE KROLL|WATSON FORMULA AND THE SECOND BORN APPROXIMATION ? 激光輔助電子-原子碰撞K-W公式與第二玻恩近似
- The computational results are in accord with the results of plane wave Born Approximation. 計算結果與平面波玻恩近似結果符合得較好
- The second Born approximation obtains better results compared with the experimental data. 和實(shí)驗相比較,第二玻恩近似方法給出了較好的結果;
- Phase control of free-free transitions in bichromatic laser field is investigated employing the Born approximation. 本文利用玻恩近似理論對雙模激光場(chǎng)中自由-自由躍遷過(guò)程中的相位影響進(jìn)行了初步研究。
- By using first Born approximation of quantum mechanics and analytic wowe function of H and Heatom,their elastic and differential inelastic collision cross section is computed. 應用量子力學(xué)第一玻恩近似和氫原子與氦原子的解析波函數,計算了它們彈性碰撞和各種非彈性碰撞截面。
- The peripherality of this reaction was also verified by changing the radial parameter limit in distorted wave Born approximation(DWBA) calculations. 通過(guò)改變DWUCK4程序中徑向積分的下限,驗證了該反應的周邊性。
- Antihydrogen formation in the laser-assisted positronium- an tiproton collision is investigated in the first Born approximation. 在一級玻恩近似下 ;研究了在激光輔助的電子偶素 反質(zhì)子碰撞中的反氫合成 .
- Antihydrogen formation in the laser-assisted positronium-antiproton collision is investigated in the first Born approximation. 摘要在一級玻恩近似下，研究了在激光輔助的電子偶素-反質(zhì)子碰撞中的反氫合成。
- The magnetoresistance of the granular films with two distinct magnetic phases has been calculated by using Born approximation. 用玻恩近似方法計算了兩類(lèi)不同磁相的顆粒膜的磁電阻 .
- The results show that the second Born approximation can succeed in bichromatic laser fields compared with the results of the First Born approximation. 結果表明，二階玻恩近似理論在多模激光場(chǎng)中的應用也是比較成功的。
- The nonlinear inversion equation based on the extended Born approximation was derived, the two-step inverse method for reconstructing the conductivity profile was presented. 基于擴展玻恩近似和電場(chǎng)積分方程,建立起非線(xiàn)性反演方程,然后應用兩步線(xiàn)性反演方法進(jìn)行迭代反演。
- The distorted-wave Born approximation has been used in the calculation of the inelastic scatterings and treating the low-lying excited levels as pure vibrational states Meawhile. 低激發(fā)態(tài)的非彈性散射采用扭曲波玻恩近似(DWBA),并認為這些低激發(fā)態(tài)是純粹的振動(dòng)態(tài)。
- The butler is in charge of the wine cellar. 仆役長(cháng)負責管理酒窖。
- The nonlinear integral equation is first linearized by using Born approximation, and then the measurements are used to reconstruct the twodimensional inhomogeneous media by using the Born iterative method and the distorted Born iterative method. 首先借助于玻恩近似將非線(xiàn)性積分方程線(xiàn)性化，然后，利用玻恩迭代法和變形玻恩迭代法，由散射場(chǎng)數據對軸對稱(chēng)二維非均勻介質(zhì)進(jìn)行重建。
- Using semirelativistic distorted-wave Born approximation m et hod, we have calculated direct ionization (DI), excitation autoionization (E A) and resonant excitation double- autoionization (REDA) cross sections of Na- like ions Ti 11+ and Cr 13+ . 利用相對論修正扭曲波玻恩近似 ;計算了類(lèi)鈉離子Ti11+ 和Cr13 + 的電子碰撞直接電離 ;激發(fā)自電離和共振激發(fā)雙自電離截面 .
- The differential cross sections of ( e,2e ) reaction for electron impact lithium atom have been calculated with distorted wave Born approximation(DWBA) method at incident energy 400 eV and 200 eV. We also study the influence of distorting potentials. 采用畸變波玻恩近似 (DWBA)方法 ,計算了入射能量為 4 0 0eV和 2 0 0eV的電子碰撞鋰原子 (e,2e)反應在非共面對稱(chēng)幾何條件下的三重微分截面 (TDCS) ,并研究了極化勢對TDCS的影響。
- The direct process for (n,p) or (p,n) reaction is treated as a knock-out reaction and calculated by conventional DWBA (distorted wave Born approximation) theory in the zero-range approximation. 將(n,p)或(p,n)反應的直接過(guò)程看成是一種敲出反應并用通常的在零程近似下的DWBA理論進(jìn)行計算。
- In order to test these results, the differential cross sections of e-Ar scattering are calculated with the static screen potential by the second Born approximation and low-frequency formula, respectively. 利用靜電屏蔽勢,分別應用低頻近似和第二玻恩近似公式對激中電子氬原子散射進(jìn)行了計算。
- Based on relativistic Born approximation theory, we have calculated the relati-vistic and non-relativistic generalized oscillator strengthes (GOS) of the Li-liks iso-electron sequence. 在玻恩近似下;建立了高能電子與原子、離于非彈性碰撞過(guò)程的相對論性理論計算方法;并以類(lèi)Li等電子系列為例;闡明了電子與原子、離子非彈性碰撞過(guò)程的相對論效應.
