核自量子數 的英文怎麼說
中文拼音 [hézìliángzishǔ]
核自量子數
英文
nuclear spin quantum number-
The influence of the cloud droplet spectrum character and the spectrum growth and change is considered, which does not use a cut - off value for conversion from cloud water into rain water process. in the continuous coalescence equation, the particles fall velocity difference is not moved out from the integral, but is integrated in the equation as the function of diameter d to avoid the error of using particles average fall velocity. in the new scheme, generation rate of graupel due to the collection of snow by graupel and the collection of cloud ice by graupel are included
雲中凝結核ccn的數濃度採用超幾何函數表示；雲水向雨水的自動轉換過程採用grabowski （ 1999 ）的公式，考慮了雲滴譜的特徵和發展變化對該過程的影響，而不是採用原方案給定閾值的方法描述該過程；對連續碰並方程不再將粒子落速差作為常量提出積分號外，而是直接作為粒子直徑函數在積分號內求解，這樣處理可以迴避使用粒子群的平均落速帶來的誤差；增加了霰和雪、霰和冰晶的碰並微物理過程。The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro
激光陀螺的核心部件為he - ne環形激光器，而掌握光與介質的相互作用理論是研究激光器的關鍵，採用拉姆半經典理論為主，在密度矩陣理論的基礎上，推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程，運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組，在此基礎上，運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ，對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究，並且運用全量子理論，對激光工作原理進行分析，得出二能級系統單模輻射場的光子數密度分佈，得出激光場的光子統計分佈，模擬激光場的動態建立過程。The " allowed " electric dipole ( el ) transitions will encounter strong competition from " forbidden " transitions, i. e. magnetic dipole ( ml ), electric quadruple ( e2 ) and other higher order transitions, the transitions rates for the forbidden decay scale with higher powers of z than those of el transitions, the effects of quantum electrodynamics ( qed ) also scale with higher power of z. accelerator - based beam - foil spectroscopy ( bfs ) is an important method for spectroscopic studies of highly ionized atoms
在高離化態原子中，磁相互作用明顯增強， 「允許的」電偶極（ e1 ）躍遷將遭到來自磁偶極（ m1 ） 、電四極矩（ e2 ）和其它高次的「禁戒」躍遷的強烈競爭，禁戒躍遷幾率隨核電荷數z增加而迅速增加，此外量子電動力學效應也隨著z增加而增強。The effective coupling constants including isoscalar and mesons and isovector and mesons in the rmf are extracted from the dbhf results in symmetric and asymmetric nuclear matter. two sets of effective interactions in the rmf approach are deduced by imposing a condition, where the dbhf scalar and. vector self - energy or scalar self - energy and binding energy per nucleon at each density and asymmetry parameter are reproduced, respectively
為了使我們提取的有效相互作用能夠準確地再現出dbhf計算的核狀態方程以及密度依賴的不對稱能，我們採用第二種萬法提取有效介子核子耦合常數，即要求在對稱核物質中，每個密度處ilif計算出的標量自能及總結合能與dbhf給出的標量自能及總結合能一致，提取出。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。High spin states in neutron - rich ~ { 104, 106, 108 } mo nuclei have been studied by measuring the prompt - rays emitted after their formation in the spontaneous fission of 252cf. the measurement was carried out at the lawrence berkeley national laboratory
本論文利用在berkeleygammasphere探測裝置上進行的252cf自發裂變產生的瞬發譜實驗測量得到的三維符合數據，對豐中子~ { 104 ， 106 ， 108 } mo核進行了高自旋研究。By making use of the strong bound quantum dot model and neglecting the effects of impurity on electron wave function, this thesis is also reported how to use the spin of nuclear as the quantum bit
利用強束縛量子點模型，忽略雜質對于電子波函數的影響，我們還討論了如何利用核自旋構造量子位。我們計算了垂直耦合量子點中電子和核子的超精細相互作用。In this paper, a high integrated and intelligent digital dsp - spm system is developed based on the nspm6800 spm manufactured by the beijing zhongke mechanical & electrical equipment co. at present, the pc of spm system is burdened with not only sending and receiving data, but also disposing of image, which hinders the enhancement of speed of the system. in addition, as the function of spm is expanding, including tappingmode afm, efm, mfm, scm, etc, one hand, it amplifies the range of the application of spm, on the other hand it also means that the task of autocontrol and data transfer heavier. the advantages offered by the dsp compared to analog systems include considerable flexibility in the choice of the signal processing algorithm and greater ease in managing control parameters by the host computer, which are very important for the improvement of spm
本課題以北京市中科機電設備公司的nspm - 6800型掃描探針顯微鏡為基礎，重新設計了以dsp為控制核心的控制系統，主要解決原系統存在的以下問題： （ 1 ） pc機既要實時控制數據的採集與發送，又要進行圖像的后處理，整個系統的實時性難以達到要求； （ 2 ）隨著spm功能的擴展，一方面包括輕敲式原子力顯微鏡、電場力、磁場力、掃描容場顯微鏡等技術在內的spm技術擴展了儀器的測試范圍和功能，另一方面也意味著自動控制量的增加和數據處理量的增加； （ 3 ） 16位a d 、 d a都採用的是購買的板卡，也通過isa槽插在pc機內，成本高，不利於擴展； （ 4 ）另外，數字板通過isa槽插在pc機內，易受于擾，而且給安裝帶來不便。The automatic control system for oiling of locomotive applies pc104 industrial control computer and ic technology to realize collection, storage and transfer of all data. the oilcan measuring and fuel report systems finish the plan, measuring, inspection of fuel and dynamic management of oilcan storage, fuel - filling and offer. thus it realizes the date - sharing information from locomotive depot to substation, which really makes the locomotive fuel information management intellectualized
其中，機車自動加油控制子系統以pc104工控機為核心，運用ic卡技術，負責加油數據的採集，存儲和傳遞；油庫計量子系統和鐵油1 - 12報表子系統則通過網路技術完成燃料的計劃、計量、檢驗、油罐存儲到發裝到機車上的整個管、供、用的全過程動態管理，實現了機務段到分局信息資源的共享，實現了真正意義的燃料管理信息化。Very recently, schiller and muether at tubingen university suggested a new decomposition approach of the dbhf g matrix, and used to calculate the nucleon self - energy. they, sepa rate the g matrix into a bare nucleon - nucleon interaction v and correction term a g. the projection method is only applied to the correlation term a g, which is parameterized by four pseudo - mesons. then the nucleon self - energy in the dbhf can be calculated with the g matrix in the relativistic hartree - fock approximation
裸相互作用部分，即單玻色子交換勢v對核子dirac自能結構的貢獻可以通過相對論hartree - fock方法得到，只把關聯部分用投影方法處理，並參數化為四種具有無窮大質量贗介子的交換，耦合常數與質量的比值是常數，從而關聯部分g對核子自能的貢獻也可以通過相對論hartree - fock方法求得。The stress field, strain field and energy formula have been established as the base of 3d fem simulation of nc tube bending process. a 3d fem simulation program of nc tube bending is developed based on the ansys software platform, and some key techniques have been studied. used this program as a core, nctbs system which combines with cad / cae / capp / cam subsystems on the database is developed
基於ansys軟體編制了數控彎管三維有限元數值模擬程序，對其中的關鍵技術問題作了處理；以此程序為核心，基於數據庫技術自主設計開發了數控彎管模擬系統（ nctbs ） ，集成了數控彎管cad / capp / cae / cam子系統，通過考核驗證了系統的可靠性，實現了廣義的計算機輔助數控彎管工藝設計和質量保證系統。For the transition induced by the asymmetric perturbations is double - direction, the particle number in the core state is always less half of the total particle number. so, from the point of view of average over time, it is a coexisting state of rotating and without rotating that is formed. this state which is in the josephson tunneling regime of the macroscopic quantum tunneling is a quantum self - trapping state
由於不對稱的微擾引起的躍遷是雙向的，使得核心態上的粒子數總是少於總粒子數的一半，因此從時間平均的角度看，形成的是旋轉的和不旋轉的態共存的狀態，而且處于宏觀量子隧穿的約瑟夫森隧穿區域中，是量子自束縛狀態。This study introduces the energy consistent method ( ecm ), the ecm potential function, and the new formulae of vibrational force constants which are proposed by weiguo sun and hao feng [ 45, 46 ] recently. the ecm is applied to study the diatomic potential functions for some electronic ground states and excited states of gif, ch, bh, xeo, laf, 7lid, na7li, narb and krb molecules. the ecm potentials are compared with the experimental based rkr ( rydberg - klein - rees ) potentials, ipa ( inverted - perturbation - approach ) potentials, analytical morse potentials, and hms ( huxley - murrell - sorbie ) potentials
本文詳細地介紹了孫衛國和馮灝運用二階微擾理論所導出的高階振動力常數的求解公式、能量自洽法（ energyconsistentmethod - ecm ） 、 ecm勢能函數的定義以及用能量自洽法計算穩定雙原子分子體系勢能函數的具體步驟，並將ecm方法推廣應用於cif 、 ch 、 bh 、 xeo 、 laf 、 ~ 7lid 、 na ~ 7li 、 narb和krb等九種異核雙原子分子的十二個電子基態和激發態的勢能函數。Keeping up with the flourishing expansion of electro - optical industry, h. p. b. develops automotive electronic product by integrating resources over its advantages and techniques in the electro - optical field and successfully put the image sensor module into mass production in 2005, which made h. p. b. as a technically self - supported manufacturer among the optoelectronics field
近年來更掌握光電產業蓬勃發展趨勢，延伸本身既有核心技術之優勢，整合資源，發展汽車電子系統產品，並於2005年順利的導入影像模組量產，成為國內少數以自有技術且量產成功的製造廠商。A micro - controller based on 89c52 and lm629, lmd18200 is presented in the paper. with the help of the motion controller it not only simplifies the design of the hardware and the software of the control system but also enhances its reliability and performance. it is help to shorten responsive time, upgrade precision, and easy to realize automation and digital control
給出了以89c52為核心，輔以lm629 、 lmd18200等晶元構成的限束器運動控制子系統，不僅簡化了子系統軟硬體設計，提高了系統可靠性，減輕了設計工作量，而且提高了子系統性能，使得控制系統反應快，控制精度高，容易實現自動化、數字化控制。分享友人