single particle 中文意思是什麼
single particle
解釋
單個顆粒-
Single particle schr dinger fluid and moments of inertia of deformed nuclei
單粒子薛定諤液體和形變核的轉動慣量 -
The results show that binding energies per nucleon at each density and various asymmetry parameters fulfill the empirical parabolic law and the asymmetry energy is density dependent. it is found that both scalar and vector potentials of neutron in the neutron rich nuclear matter become stronger although the isospin dependence is not stronger. we compare our results with those in a simple method, where the dbhf nucleon self - energies are extracted from the momentum dependence of the single - particle energy
首先我們要求在每一個密度及各種不對稱系數的核物質中，相對論平均場（ rmf ）計算出的核子標量與矢量自能與dbhf計算出的標量與矢量自能一致，從而得到在rmf下的密度依賴的有效介子核子耦合常數，包括同位旋標量介子。 -
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
在進行相對論無規位相近似計算時將連續譜中所有的正能態用單粒子共振態來代替，並且在計算中採用單粒子共振態的真實寬度，利用這種方法我們計算了核的同位旋標量巨八極共振響應函數，並且和考慮了連續譜中所有正能態貢獻的結果進行比較，計算結果表明，連續譜中只考慮單粒子共振態對核的集體激發的貢獻時，給出的響應函數基本上能夠重現考慮了所有正能態貢獻時的計算結果，這說明了在核的集體激發中，連續譜中主要是單粒子共振態的貢獻。 -
As a result of the coupling, the single-particle states are clothed in a cloud of quanta.
由於耦合，單粒子態被量子云覆蓋起來。 -
The character of tube roll mill is that it combines the advantages of ball mill and roller, then great improves the grinding efficiency through the study of the grinding theory of tube roll mill, pressing stress, grinding effect and the comparation between roller and vertical mill, this text combined the national important technology equipment crert item - - tube roll milling developing item, gets following results : firstly, because of the special structure of tube and roll, powder from single particle grinding in the early peried contincely transit press grinding stage, it better stops the loss of splash energy, secondly, during the grinding progress, powder form loose to dense fully uses the nonsmoth surface of particle and stress focus to make its stress lower than roller " s
本文結合國家重大技術裝備國產化創新項目-筒式輥碾磨開發項目，通過對筒輥磨的粉磨機理、層壓應力的分析、粉磨效果的研究及與輥壓機、立磨粉磨效果、粉磨機理的比較，可知：首先，由於筒與輥的特殊結構方式，筒輥磨內粉體由初期的單顆粒破碎逐漸過渡到層壓粉碎階段，較好地防止了飛濺能的損失，其次，在粉磨過層中，粉體由疏鬆到密實，充分利用了顆粒的非光滑表面及應力集中效應使其應力低於輥壓機。實驗證實，筒輥磨的粉磨效果大大優于立磨和輥壓機。 -
The magnetic distribution of a - magnet is presented by analytic way and numeric simulation way. the single particle movement is studied in a - magnet and the movement rule of charged particle in ideal four poles magnetic field also is obtained. quantificational results of the incidence angle, trajectory length and the maximal distance in x direction are presented for ideal trajectory, and the equation indicates some important characters of a - magnet
論文對-磁鐵的有關物理問題進行了較為詳細的論述，從解析形式和數值模擬兩個方面給出了-磁鐵的磁場分佈，對單個粒子在-磁鐵中的運動進行了分析，利用數值求解方法研究了帶電粒子在理想四極磁場中的運動規律，提出了歸一化運動方程和理想軌道等物理概念，定量給出了消色散的入射角、軌道長度和x方向最大距離的解析表達式。 -
Comparing to the single - particle system, in n - body problems, not only the external condition is considered, but also the mutual interaction, so it is more complex to compute than in the single - particle system
與單粒子系統相比，在多粒子系統中，不僅要考慮外界的條件，還考慮粒子間的相互作用，所以多粒子系統要比單粒子系統復雜。 -
Energy levels of single particle in 3 - dimensional and symmetrical deformed harmonic oscillator potential energy
軸對稱變形諧振子勢中的單粒子能譜 -
Matrices, vector and vector calculus, newtonian mechanics - single particle, oscillations, nonlinear oscillations and chaos, gravitation, some methods in the calculus of variations, hamilton ' s principles lagrangian and hamiltonian dynamics, central - force motion, dynamics of a system of particles, motion in a noninertia reference frame, dynamics of rigid body
矩陣和向量的計算、單一質點的牛頓力學、線性與非線性的振動運動、重力、微積分上的變分法介紹、哈密頓原理、拉氏及哈氏力學、連心力下的運動、質點系的運動力學、在非慣性座標中的運動、剛體的運動。 -
Motion equation of single particle in flow field of turbomachines
渦輪機械流場中單顆粒的運動方程 -
Moreover, the calculations of the valence neutrons for the single - particle states of 49ca and 209pb show that the neutron halos or skins can exist in the region of heavy nuclei
對49ca和209pb各單粒子激發態外層中子的計算表明：在中重和重核區存在中子暈、皮核。 -
It ' s so hard to study the photoionization of mnll that it has two open subshells. in this dissertation, the effective single - particle potential was chosen to descript total effect of many final - state interactions
我們在耦合方程方法中依次加入了這些高階圖式，得到了較為理想的錳原子3p nd （ n 4 ）里德堡系列共振結構。 -
For the application of sic devices to radiation fields, it is important to know the irradiation effects and characteristics of sic materials and devices. the main contributions in this thesis are as following : temperature - and electric field - dependent electron transport in 6h - s1c is studied by single - particle monte carlo technique. the physical model used in the simulation is developed considering the main scattering mechanisms in details
為了能充分發揮sic抗輻照的優勢和潛力，本文首先對sic區別于常規半導體的特性作了系統的研究：用單粒子montecarlo方法研究了6h - sic的電子輸運規律，模擬的結果體現了6h - sic具有良好的高溫和高場特性以及遷移率的各項異性，其橫向遷移率和縱向遷移率相差近5倍。 -
( 2 ) computational simulations on in - line holography of single particle, multi - particle in one plane and particle field ( multi - layer ) are performed. a technique to find the focal plane is given according to the gray - gradient curve of the particle image. an improved numerical reconstruction method is proposed, which can eliminate the border diffraction
（ 2 ）對同軸粒子全息圖的記錄和再現過程進行了數值模擬，提出了根據灰度梯度曲線判斷粒子成像平面的方法，同時提出了一種可有效消除全息圖邊框衍射條紋的改進演算法。 -
Through the experimental work of this thesis, the single - particle potential model is comprehended and some improvements are made
通過論文的實驗工作，我們深入了解並改進了單粒子勢模型。 -
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
千用該方法研究了h同位素鏈的幾個穩定核和h同位素的連續譜，給出了這些核所有的單粒子共振態的能量和寬度。 -
Finally, the electron mobility in 6h - sic inversion layers is studied by single - particle monte carlo technique. the simulation results fit the experimental data very well
對6h sic反型層遷移率進行的moniecaro模擬結果表明，庫侖中心的相關性，庫侖電荷量及電荷中心和sic侶。 -
Study on the single particle system architectural structure dynamic response to blasting earthquake
單質點彈性體系建築結構的爆破地震動力響應分析研究 -
If scientists shine a single particle of light on a screen, the particle does something strange : it shows up in two places at once
如果科學家將單個的光粒子投影在屏幕上，光粒子有奇怪的反應：它會同時在兩個地方顯像。 -
The former soviet union is thought to have weaponised a strain of marburg into an airborne powder : a single particle in the lungs could kill
據說前蘇聯曾將馬爾堡病毒菌株製成空降粉末的武器：極少量進入肺臟就可以致死。
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