激發級 的英文怎麼說
中文拼音 [jīfājí]
激發級
英文
excitation level-
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的幾個較低的激發態能級以及由基態到這些激發態的共振吸收率,得到的電離能和使用半經驗方法得到的電離能結果具有很好的一致性。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激發態能級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:有利於激發學生的學習興趣,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級認知能力發展的協作式學習;有利於實現培養創新精神和促進信息能力發展的探究性學習。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。Being at an energy level higher than the ground state
受激發的處于高於基態的能量級的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,班級英語話劇,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,激發孩子潛能。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
分析了微擾能級的間隔和疊加程度、激光功率以及中間能級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能級的菱形四能級系統中的雙光子激發現象,發現微擾能級的相干疊加可增強雙光子吸收。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能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激發態的能量和輻射壽命;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 )較低的激發組態2p ~ 53s和基組態2p ~ 6的能級結構以及各能級間的輻射躍遷特性。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能級的級聯躍遷最終可能使這些分子的激發能級產生異常高的粒子數。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
具有能力計劃,組織,委派職權和職責,跟進,激發和控制其下級職員,以便獲得最佳工作效果。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:研究了四能級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.發現其對能級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激發態之間的能級分裂時,可得到消除多普勒增寬的精度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
發光光譜研究表明,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 )對釹離子激發態能級~ 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能提高釹配合物的近紅外發光性能。Prosecutors claim there is significant evidence against businessman andrei lugovoi and want him to face trial in britain. but russia snubbed extradition requests. - prompting britain ' s expulsion of four high - ranking officers
檢查官聲稱:有重要證據可以證明商人安德瑞有罪,並讓他在英國接受審判.但是俄羅斯對于引渡嫌犯請求無動於衷.這激發了英國對四名高級軍官的遣散行動Evolution of the field entropy in the interaction of the two - mode su coherent states field with four - level atom added kerr - like medium
激發相干態光場與級聯型三能級原子相互作用的場熵與場的線性熵演化特性It is the main purpose of this paper to calculate the energy splitting of ground state and excited states induced by thermally assisted quantum tunneling. first, a brief introduction is given for the theoretical and experimental studies on the magnetic macroscopic quantum effects. then, spin tunneling in a uniaxial ferromagnetic particle in transverse magnetic field is converted to a pseudoparticle moving in effective double - well potential with the help of the effective potential description of quantum spin systems developed by ulyanov and zaslavskii. finally using the periodic instanton method we evaluate the transition amplitude, energy shift and prefactor of wkb exponential and the energy splitting of ground state and the tunneling rate for excited states induced by thermally assisted quantum tunneling are obtained
文章首先對磁性宏觀量子效應的理論和實驗方面作了簡單介紹,然後藉助于ulyanov和zaslavskii發展的一種等效勢描述方法,把外磁場沿難磁化軸方向時的自旋隧穿約化成在等效雙勢阱中運動的粒子,利用瞬子方法給出基態能級劈裂,最後利用周期瞬子方法分別計算了隧穿幅、能級移動以及wkb前因子,從而給出由於熱助量子隧穿引起的激發態的隧穿率。The above analysis showed that this heavy rainfall event took on obvious meso - scale characters and was the combination of the three flows, so we can deduce : ( 1 ) surface southeasterly wind and topography may play the main role in this event ; ( 2 ) the easterly cold air rushing into the southern shaanxi province in the lower troposphere was strongly relative to the form of surface cold - front type of occlusion ; ( 3 ) there were two reasons for the secondary circulation ' s strengthen in the evening, one was the effect of a mountain - valley wind and the other may be latent heat leading to ascending motion ; ( 4 ) the shape of potential instability stratification corresponded well with the development of the warm - moisture advection ; and ( 5 ) the vapor providing essential thermodynamics was transported by a southwesterly low - level jet from the bay of bengal and the south china sea. furthermore, with the effect of terrain, the southern shaanxi province became the center of this extremely heavy rain process
中尺度結構分析表明,本次暴雨具有明顯的中尺度特徵,是由三支氣流共同作用的結果,分析發現( 1 )地面東南風和地形在這次大暴雨過程起主要作用; ( 2 )東路冷空氣主要是通過中低層侵入陜南地區的,並與地面冷式錮囚鋒的形成密不可分; ( 3 )夜博士論文:中尺度地形對陜南暴雨的影響研究間垂直次級環流發展加強可能有兩個原因,一個是由於地形山谷風的作用,另一個是降水的潛熱釋放激發了上升運動: ( 4 )位勢不穩定層結的形成與低層暖濕平流的發展有很好的對應關系; ( 5 )本次暴雨的水汽主要靠偏南風急流將孟加拉灣和中國南海的水汽輸送至西北地區東部,為暴雨的發生提供了必要熱力條件。The strengths of high volume fly ash mortars of different curing time, which are mixed with two kinds of low - quality fly ash, and different kinds and quantities of activators, are examined. and the ph values of their fly ash mortars are examined. the activation mechanism of fly ash and the factors influencing " enhancing - calcium " are analyzed and discussed
測定了由兩種級粉煤灰配製的高摻量粉煤灰水泥漿體在不同的激發劑種類與摻量情況下各相應齡期的抗折、抗壓強度,並對其中幾種粉煤灰水泥漿體各相應齡期的ph值進行測試,對粉煤灰活化機理和影響粉煤灰「增鈣」的因素進行分析與探討。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
通過分析發現,評價次級中子能譜數據所採用的蒸發譜模型大都忽略了能級密度參數與激發能之間的關聯。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能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(其中能級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,兩個躍遷的自發衰減速率分別為47khz和19mhz ,兩者之比為400 ) 。分享友人