激發能級 的英文怎麼說

中文拼音 [néng]
激發能級 英文
excitation energy level
  • : 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...
  • : 名詞(頭發) hair
  • : 能名詞(姓氏) a surname
  • : Ⅰ名詞1 (等級) level; rank; grade 2 (年級) any of the yearly divisions of a school course; gra...
  • 激發 : 1 (使奮發) arouse; stimulate; set off; stir up 2 [物理學] excitation; exciting; incitement; inc...
  1. In the chapter four, we studied some low - lying absorption spectroscopy and the resonant absorption probability of bohrium ( z = 107 ) by using mcdf method which included the correlation effects and relativistic effects systematically. we got some satisfied results of the ionization energy which make a good agreement with the results obtained by the semi - empirical method

    論文第四章通過系統考慮電子相關效應和相對論效應,使用mcdf方法進一步預言了107號元素bh的幾個較低的以及由基態到這些態的共振吸收率,得到的電離和使用半經驗方法得到的電離結果具有很好的一致性。
  2. Calculation of energy levels of alkali - metal - atoms highly excited states by using hammerling exchange potential

    交換勢計算堿金屬原子高
  3. The information technique applied in teaching can help to set up the ideal teaching environment for the high school : which helps to motivate the students to study more interestedly, stressing the corpus function of student as learning people, good to obtain and keep the knowledge, helping to realize buildup and management of the teaching information most effectively, good to realize the spirit of cooperation and to promote the development of the advanced perception ability of cooperative study, to form the frontier spirit of innovation and promote the research study of developing the information ability

    信息技術應用於教學可為高校創建理想的教學環境:有利於學生的學習興趣,突出學生的主體作用;有利於知識的獲取與保持;可實現對教學信息最有效的組織與管理;有利於實現培養合作精神並促進高認知展的協作式學習;有利於實現培養創新精神和促進信息展的探究性學習。信息技術可作為學習對象、學習工具、教學工具這三種方式在高校學科教學中的應用。
  4. Being at an energy level higher than the ground state

    的處于高於基態的
  5. ( 2 ) the emission spectra of laser ablation metal copper plasma were measured. the detailed mechanism of plume emission of cu plasma was qualitatively explained using a simple model based on excitation of atom and ion in plume arising from inelastic collision between the elemental species and electron with high kinetic energy. under the local thermal equilibrium model, the electronic temperature of copper plasma was deduced to be in the 104 scale by its emission lines

    ( 2 ) cu等離子體光譜:在420 570nm波長范圍內觀測了光燒蝕cu等離子體的光譜和各射譜線在等離子體中的空間分佈;比較了量對cu等離子體射光譜、電子溫度的影響;用局部熱力學平衡( lte )近似,測得cu等離子體的電子溫度為104k數量;在不同背景氣壓下,觀測了光燒蝕cu等離子體光譜的空間分佈。
  6. English learning diversified : we have english classes in the early morning, class english drama, english curative teaches, english painting story book reading, english vacation camp etc., polybasic english activities to arose children ' s abilities

    英語學習多樣化:晨間英語教學,班英語話劇,英語補救教學,英語繪本導讀,英語假期育樂營等,綿密的英語學習,孩子潛
  7. We analyze the influences of the perturbed energy - level space and superposion, laser power and intermediate level offset on quantum interference. experimentally, in the sodium dimmer rhomb - type four - level system with a pair of perturbed levels, the interference enhancement of two - photon absorption caused by coherent superposition of the perturbed levels is experimentally observed

    分析了微擾的間隔和疊加程度、光功率以及中間的失諧對量子干涉效應的影響,實驗上觀察了包含有一對微擾疊加中間的菱形四系統中的雙光子現象,現微擾的相干疊加可增強雙光子吸收。
  8. By using the multi - configuration dirac - fock ( mcdf ) method, the effects of relaxation and correlation on the transition energies and probabilities of electric - dipole allowed ( el ) resonance and intercombination transitions for 2p53s3 - 2p6 in neutral neon have been systematically studied firstly. and the results of the transition energies and probabilities ( lifetimes ) in length and velocity gauge have been presented. during the calculation, in order to consider the rearrangement effects of the bound - state density and some important correlations, the asfs of transition initial - and final - states were divided according to their angular - momentum and parity and calculated, and different number of csfs were included in the expansion of asfs

    本文利用多組態dirac - fork ( mcdf )理論方法,通過對輻射躍遷初、末態電子波函數的獨立計算以及在原子態波函數的展開中考慮不同數量的組態波函數,系統地研究了弛豫和相關效應對中性ne原子2p ~ 53s ~ ( 1 . 3 ) p _ 1 ~ o - 2p ~ 6 ~ 1s _ 0電偶極共振和復合躍遷的量以及躍遷幾率的影響,給出了長度和速度兩種不同規范下態的量和輻射壽命;以中性ne原子的研究為基礎,進一步研究了類ne等電子系列離子( z = 11 - 18 )較低的組態2p ~ 53s和基組態2p ~ 6的結構以及各間的輻射躍遷特性。
  9. The absorption of this radiation in various lines followed by cascade transitions to lower levels might ultimately produce an anomalously high population for the excited levels of these molecules.

    在各譜線處對這種輻射的吸收以及接著向低聯躍遷最終可使這些分子的激發能級產生異常高的粒子數。
  10. Must posses the ability to plan and organize, delegate authority and responsibility, follow - up, motivate and control subordinate personnel in order to obtain optimum performance results

    具有力計劃,組織,委派職權和職責,跟進,和控制其下職員,以便獲得最佳工作效果。
  11. In this thesis, we demonstrate the study of si - based light emitting materials and its importance in si - based photonics integration. we discussed mainly the gain, differential gain, threshold current of si - based quantum - dot laser and the dependence of threshold current on temperature from discrete energy level of three - dimension confined quantum - dot and state density distribution of 5 - function

    本文闡述了si基光射材料的研究進展及它在硅基光電子集成中的重要地位,從三維受限量子點的分立和函數狀的態密度分佈入手,著重討論了si基量子點光器的增益、微分增益、閾值電流及閾值電流的溫度特性。
  12. Abstract : we have studied theoretically a beat effect in a four - level system due to fifth - order optical polarization, and considered the cases that the pump beams have either narrowband or broadband linewidth. we have found that the accuracy for the energy - level splitting measurement is determined by the homogeneous linewidths of the optical transitions. that is to say, this technique can achieve doppler - free precision in the measurement of the energy level splitting between two excited states which are dipolar forbidden from the ground state

    文摘:研究了四系統中基於五階極化的拍頻效應,考慮了抽運光束為窄帶線寬或寬帶線寬的情形.現其對分裂的測量精度決定於光學躍遷的均勻增寬.也就是說,這種技術在測量與基態是偶極禁戒躍遷的兩態之間的分裂時,可得到消除多普勒增寬的精度
  13. We have prepared a series of neodymium binary / ternary complexes, such as nd ( acac ) 3 ' 2h2o, nd ( tfa ) 3 ' 2h2o, nd ( hfa ) 3 ' 2h2o, nd ( dbm ) 3 ' h2o, nd ( acac ) 3phen, nd ( tfa ) 3phen, nd ( hfa ) 3phen, nd ( dbm ) 3phen, nd ( tta ) 3 ( tppo ) 2, nd ( hfa ) 3 ( tppo ) 2, nd ( acac ) 4hpy, nd ( tta ) 4hpy and ndq3. the effects of organic ligands, synergistic coordination agents and different substitution groups for - diketones on effective line width and photoluminescence intensity of neodymium complexes were investigated. the photoluminescence spectra indicate that synergistic coordination agents can shield neodymium ion and impede water molecules penetrating into inner coordination shell to satisfy large coordination number of nd3 + during hydrous synthesis process, so the luminescence intensity of neodymium ternary complexes is stronger than that of neodymium binary complexes

    光光譜研究表明,由於協同試劑的參與,屏蔽了水分子參與配位,降低了羥基( oh )對釹離子~ 4f _ ( 3 2 )的猝滅,三元配合物的熒光強度均比二元配合物強,其中配合物nd ( tta ) _ 3 ( tppo ) _ 2在1340nm處的熒光強度最強,適合作為摻雜的光學活性物質,來制備有源光波導材料;在有水工藝條件下,單純地氟化配體未必提高釹配合物的近紅外光性
  14. Evolution of the field entropy in the interaction of the two - mode su coherent states field with four - level atom added kerr - like medium

    相干態光場與聯型三原子相互作用的場熵與場的線性熵演化特性
  15. According to the guidline, two nd : yag lasers have been designed and set up, one is end - pumped by lower output power ld using a selfoc micro lens, and the other is end - pumped by high output power ld using a pair of lenses are designed, and the characteristics such as output power and power stabilization of both solid - state lasers are investigated. thirdly, when an empty liquid crystal cell is inserted in the cavity of the nd : yag laser pumped by high power ld, the laser can operates in single axial mode. finally, according to the relationship between the laser output power and the longnitudinal a ld - end - pumped nd : yag laser sensor for displacement measurement has been investigated theoretically and demonstrated experimently, the results indicate that when the mean radius of pumping inside the laser cavity is far less than that of the oscilating laser mode, the exponential of the output power is a gauss function of the longitudinal positon of focused spot of ld pumping beam, both the measurement range and the sensitivity are dependent on the incident pumping power, as the incident pumping power is increased, the measurement range is enlarged and the sensitivity is improve d

    本文首先介紹了ld泵浦nd : yag光器的展狀況、主要特性及其應用,從四速率方程出,推導了ld泵浦nd : yag光器的閾值、輸出功率和斜效率的表達式,並簡述了光器的工作原理、結構型式和倍頻方法;其次,以空間相關的速率方程為基礎,提出了ld端面泵浦nd : yag光器的設計方法,給出了一定泵浦耦合方式下,振蕩光模尺寸、最佳輸出耦合率、泵浦光模尺寸、泵浦光焦斑位置等參數的選取依據,以此為依據,設計了自聚焦透鏡耦合小功率ld泵浦nd : yag光器和透鏡組耦合高功率ld泵浦nd : yag光器,對光器的輸出功率和功率穩定性等特性進行了實驗研究;再次,在帶尾纖輸出的高功率ld泵浦nd : yag光腔內插入一隻空液晶盒,觀察到了光器以單縱模運轉;最後,根據泵浦光焦斑端面位置對光輸出功率的影響規律,提出了ld端面泵浦nd : yag光位移傳感新方法,並進行了理論和實驗研究,研究結果表明:當光晶體內泵浦光平均光斑半徑遠小於振西安理工大學碩士學位論文蕩光束腰半徑時,光輸出功率的自然指數與泵浦光焦斑的縱向位置成高斯變化規律,測量范圍和靈敏度依賴于泵浦功率,隨著泵浦功率的增加,測量范圍擴大,靈敏度提高,當端面泵浦功率為7 . 24w (最大輸出功率為1 . 926w )時,光位移傳感器的測量范圍和靈敏度分別是13 . 045mm和0 . 148mw / pm 。
  16. When the energy distribution of secondary neutron are represented by evaporation spectrum ( lf = 9 ), care must be taken in describing the nuclear temperature near the threshold

    通過分析現,評價次中子譜數據所採用的蒸譜模型大都忽略了密度參數與之間的關聯。
  17. Cores made of soft magnetic materials - measuring methods - magnetic properties at low excitation level

    軟磁材料制芯.測量方法.在低激發能級下的電磁特性
  18. Cores made of soft magnetic materials - measuring methods - part 2 : magnetic properties at low excitation level

    軟磁材料制芯.測量方法.第2部分:在低激發能級下的磁性
  19. A typical model is the atomic barium in which the state 6s 1s0 corresponds to the ground state and the states 6s6p 1p1 and 6s6p 3p1 correspond to the excited states of strong and weak transition, respectively. the decay rates of the excited states are 47khz and 19mhz, respectively, and the ratio of them is 400

    原子ba是一個典型的系統(其中6s ~ 1s _ 0為基態, 6s6p ~ 1p _ 1和6s6p ~ 3p _ 1分別是上述強躍遷和弱躍遷的激發能級,兩個躍遷的自衰減速率分別為47khz和19mhz ,兩者之比為400 ) 。
  20. 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態性質進行了廣泛的研究,其激發能級已到了smev左右。
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