核激發態 的英文怎麼說

中文拼音 [héjīfātài]
核激發態 英文
excited state of nuclei
  • 核 : 核構詞成分。
  • 激 : Ⅰ動詞1 （水因受到阻礙或震蕩而向上涌） swash; surge; dash 2 （冷水突然刺激身體使得病） fall ill fr...
  • 發 : 名詞（頭發） hair
  • 態 : 名詞1. （形狀; 狀態） form; condition; appearance 2. [物理學] （物質結構的狀態或階段） state 3. [語言學] （一種語法范疇） voice
  • 激發 : 1 （使奮發） arouse; stimulate; set off; stir up 2 [物理學] excitation; exciting; incitement; inc...
  1. The investigation of excited baryons is very important in understanding the internal structure of baryon and the strong interaction in the nonperturbative quantum chromodynamics ( npqcd ) regime. however, there was not much progress on the baryon spectroscopy data since the late 1970 ' s

    核子激發態的研究對我們認識物質微觀結構和強相互作用性質有重要意義，目前重子譜的研究對人類認識物質微觀結構起著非常的作用。
  2. This should be an incentive to apply the rrpa method with non - linear effective lagrangians to study other systems such as unstable nuclei near drip lines. for nuclei with the extreme value of n / z, low - lying collective excitations are found in isovector dipole modes, which are mainly due to the particle - hole excitation of weakly bound states near fermi surface and the isospin mixture effect

    將相對論無規位相近似理論推廣應用到奇特核集體激發態的研究，發現對于奇特核的同位旋矢量激發模式在很低能量下會出現軟模式的巨偶極共振，這主要是由於費米面附近粒子-空穴激發所形成的。
  3. Using different combinations of the nucleon density distributions of the ground state of 6he and the second excited state of 6li with and without the halo, we have calculated the microscopic optical potentials of the input and output channels, and, with these potentials, calculated the angular distribution of the " h ( he, li ) n reaction populating the second excited states of 6li by using a dwba code

    我們用假定的~ 6he基態和~ 6li第二激發態有暈和無暈的各種核子密度分佈的組合分別計算了入射道和出射道的微觀光學勢並將其輸入通用的dwba核反應程序計算了~ 1h （ ~ 6he ， ~ 6li ） n反應布居~ 6li第二激發態的角分佈。
  4. 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。
  5. The contribution to the giant resonances from the currents of vector mesons are also examined, it shows that currents of vector mesons play an important role in collective giant resonances. by studying the properties of collective multipole excitations of nuclei, a general conclusion is that those effective lagrangians recently developed can well describe not only the nuclear ground state properties of finite nuclei, stable and unstable ones up to the nuclei drip lines, but also the collective excited states and giant resoancnes in doubly closed shell nuclei

    通過對核的電多極巨共振性質的研究，我們發現現有的這些非線性的有效相互作用不但能夠很好地描述有限核的基態性質，包括球形和變形核以及遠離穩定線核，而且對一些雙滿殼核的集體激發態和巨共振性質也能進行合理地解釋，包括巨共振峰的位置和中心能量。
  6. The relativistic random phase approximation ( rrpa ) is a relativistic extension of the random phase approximation for studying microscopically nuclear dynamical excitations and giant resonances. the consistency of rrpa calculations requires two aspects : first, it demands that the relativistic mean - field wave " function of nucleus and the particle - hole residual interactions in the rrpa are calculated in a same effective lagrangian. second, the consistent treatment of rrpa within rmf approximation requires the configurations including not only the pairs formed from the occupied fermi states and unoccupied stat es but also the pairs formed from the dirac states and occupied fermi states

    自洽的相對論無規位相近似理論的自洽性要求有兩方面的內容：第一，描述原子核的激發態性質和基態性質時必須從同一個有效的拉矢量出發；第二，相對論無規位相近似計算，不但要考慮正能的粒子-空穴組態的貢獻，而且還要考慮從fermi海核子態到dirac海負能核子態形成的對激發的貢獻。
  7. Using the fully consistent rrpa method, we have studied the properties of collective multipole excitations for several closed - shell and closed sub - shell nucleus in the isoscalar modes and isovector modes

    計算結果顯示，從fermi海核子態到dirac海負能核子態形成的對激發在核的集體激發中的貢獻很重要，尤其是對核的同位旋標量激發模式。
  8. The results indicate that the effects of the dirac sea states are pronounced in the collective multipole excitations for nuclei, especially on the isoscalar giant modes, but become weaker for light nuclei, while the contributions on the isovector modes are negligible

    在核的同位旋標量激發模式中， dirac海負能核子態在不同的共振模式中的貢獻程度不一。對于同一種激發模式， dirac海負能核子態的貢獻隨著核子數的減少而變弱。
  9. The present work provides the first experimental evidence for the theoretical prediction that the second excited state of 6li is a neutron - proton halo state with an a cluster at its center

    本論文第一次從實驗上證實了~ 6li第二激發態是一個以為核芯的中子-質子暈態的理論預言。
  10. Since the magic number 28, which is the first that requires the introduction of a strong spin - orbit interaction belongs to the if2p shell in the nuclear shell model. so the nuclei in the if2p shell have been a research hotspot in nuclear physics. the doubly odd nucleus 64cu which is also in the if2p shell has been the subject of many experimental investigations previously via various type of nuclear reaction such as 64ni ( p, ny ) and its excitation leveles have been already studied to about 8 mev

    放射性核素~ （ 64 ） cu是奇奇核，屬於1f 、 2p殼層，而在原子核殼模型中，第一個需要引入強自旋-軌道藕合才能出現的幻數就在1f 、 2p ? ?殼層，因此if 、 zp殼層一直是核物理領域的研究熱點，近三、四十年來使用了各種不同類型核反應例如『 4ni … ， fly ）等反應，對『 ll激發態性質進行了廣泛的研究，其激發能級已到了smev左右。
  11. By measuring high - fold prompt - ray coincidence events following the spontaneous fission of 252cf, the high spin states in very neutron - rich 113ru nucleus have been studied. furthermore, some isomers in neutron - rich odd - a nuclei 107 ， 109 ， 111 ， 113ru have been analyzed

    通過對252cf自發裂變產生的瞬發譜的測量，對極端豐中子核113ru的高自旋態進行了研究，並對豐中子奇a核107 ， 109 ， 111 ， 113ru的低激發態同質異能態進行了分析。
  12. The developments are researched in main introduction dissertation research aim, sense, substance and means and home and abroad to first section introduction ; human resource development administration fundamental theory together with practice foundation were elaborateed to second section. and imports wu gang ' s human resource and administer at some inspirations that obtain ; third section is by means of the greats quantity data examples, and the presentsituation to analyse wu gang ' s human resource development reaches the problem that is through amount up the quality, and demonstrated to create fundamental reason of problem along with settlement problem at some considerations ; the four bibliographic categories branch was depictd wu gang ' s continueing development target program from the end of the tenth - five - year plan to 2010, and utilizes contemporary labour power resources development administrations idea and mathematical model. and is living to adjust wu gang ' s human resource to be underway on the systematic conformity base

    第一部分緒論，主要介紹論文研究的目的、意義、內容和方法及國內外研究動態；第二部分闡述了人力資源開發管理的基本理論與實踐依據，並導入武鋼人力資源管理得出的幾點啟示；第三部分通過大量的數據例證，從數量到質量分析了武鋼人力資源開發的現狀及存在的問題，論證了造成問題的根本原因以及解決問題的幾點思考；第四部分描述了武鋼到「十五」末至2010年的可持續發展目標規劃，並運用現代人力資源開發管理的思想和數學模型，在對武鋼人力資源進行系統整合的基礎上，制定了武鋼人力資源目標規劃；第五部分闡述了武鋼人力資源開發的戰略和對策：改革管理、人本第一，結構調整、開發潛能，目標培養、重點開發，知識更新、整體開發，績效考核、激勵創造，利益捆綁、留住人才。
  13. 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。
  14. We studied the nonlinear optical properties of novel clusters of pentanuclear planar open structure using the excited - state z scan theory

    應用激發態z掃描理論研究了平面開式五核金屬團簇的非線性光學性質。
  15. Those investigations have improved one ' s understanding of the structure, formation conditions, reaction mechanisms, and excitation modes of halo nuclei. inl990 ' s it was predicted that besides the ground state of the light nuclei near the drip line, the high isospin excited states may also have halo structure

    除滴線附近輕核的基態外，九十年代有人預言穩定核的高同位旋激發態也可能具有暈結構， ~ （ 13 ） c第一激發態和~ 6li第二激發態被列為首選的研究對象。
  16. Meanwhile, the ancs are 1. 16 + 0. 10 fin - 1 / 2, 1. 34 + 0. 12 fm - 1 / 2 and 0. 94 + 0. 08 fm - 1 / 2 ; rms radii are 3. 16 + 0. 32 fm, 4. 01 + 0. 61 fin and 5. 64 + 0. 90 fin ; and the probabilities of valence neutrons outside the potentials are 19. 9 %, 53. 6 % and 66. 8 % for the ground state, the second and third excited states of 12b, respectively

    2 。結果證實13c的第一激發態為單中子暈核態，首次從實驗上證實在b穩定線上存在激發的暈核態。同時得到12b基態、第二和第三激發態anc系數分別為1
  17. The results show that the contribution of direct capture is primary in the interested temperature range of astrophysics. toward the 12c ( n, y ) 13c reaction, our calculations are good agreement with a recent experiment at low energy. a obvious enhancement of the cross section of 12c ( n, y ) 13c first excited state has been found, and it supports that the first excited state 1 / 2 + of 13c is a neutron halo state which has been found experimentally by our department group

    對于第一個核反應，我們計算了直接俘獲過程以及兩個共振態的俘獲截面和總截面，我們的計算結果顯示，在天體感興趣的溫度范圍內，直接俘獲過程對總截面的貢獻是主要的；對于第二個反應，我們的計算結果與已有的實驗結果符合的較好，其中~ （ 12 ） c （ n ， ） ~ （ 13 ） c的第一激發態計算結果顯示出截面有明顯增大，這從理論上支持了我所關于~ （ 13 ） c第一激發態具暈結構的實驗發現，這是國際上第一次在激發態中發現暈結構。
  18. The results show that the second and third excited states of 12b are one - neutron halo states. it is the second nucleus to be found with new halo states near the p stable line

    結果顯示12b第二、三激發態為單中子暈核態，這是在b穩定線附近找到的第二個核新的暈核態。
  19. 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。
  20. The most direct and reliable method to determine the b ( e2 ) value of excitation state of nuclei is to using the method of low - energy coulomb excitation experiment

    而測量原子核激發態bo ）值是最直接、最可靠的方法就是通過低能庫侖激發實驗，幾乎所有穩定核素低能激發態bo ）值都使用庫侖激發辦法測量過。
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