離子躍遷 的英文怎麼說
中文拼音 [líziyuèqiān]
離子躍遷
英文
ion tarnsition- 離 : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
- 子 : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
- 躍 : 動詞(跳) leap; jump
- 遷 : Ⅰ動詞1. (遷移) move 2. (轉變) change 3. (古時指調動官職) be appointed to a certain post Ⅱ名詞(姓氏) a surname
- 離子 : [物理學] ion
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Using the multi - configuration dirac - fock method ( mcdf ), we studied the characteristic of the decay processes of the 4d core excited states of csiv, the low - lying excitation structure of super - heavy element bohrium ( z = 107 ) and the x - ray spectra of the 3d - 4f transitions of highly charged xenon ions in details in this work, by including the electron correlation and the relaxation effects systematically
本論文運用mcdf方法,通過系統考慮電子相關效應和馳豫效應,分別研究了cs離子的4d內殼層激發態衰變動力學特性,超重元素bh ( z = 107 )的低激發態結構以及高離化態氙離子的3d - 4f躍遷產生的x射線譜的結構等問題。In the absence of an appreciable magnetic field, the ensemble of nebular electrons interacts with ions to emit weak continuous radiation by free-free and free-bound transitions.
在不存在可觀的磁場時,星雲中的電子系綜與離子相互作用可通過自由-自由和自由-束縛躍遷而發射弱連續輻射。Both ionization and excitation lead to electronic transitions that may be the emission of light.
電離和激發都將導致可能伴隨有光發射的電子躍遷。In this model, ion conduction involves transitions of three states, with one three - ion state and two two - ion states in the selectivity filter respectively. in equilibrium, the well - known nernst equation is deduced
在這一模型中,離子通道的選擇性過濾器主要處於三個態,一個三離子態和兩個兩離子態,轉導過程用這三個態之間的相互躍遷來描述。In chapter two, the basic principles of rempi technique are introduced including the resonance enhanced effect, the selection rule, the mechanism of photoionization and photodissociation, rempi rate equation and the property of rydberg state
第二章介紹了rempi技術的基本原理,包括多光子共振躍遷的選擇定則、電子態的光解離機理、描述rempi過程的速率方程和分子rydberg態的性質。In part two of this paper, many - body perturbation theory has been used to calculate the resonance structure ( 3p - 3d ) into the photoionization ( 4s - kp ) for ion ca +
在本文的第二部分,運用多體微擾理論,我們計算了ca ~ +離子在4s kp的光電離過程中, 3p 3d躍遷的共振結構。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 study indicate that sral2o4 : tb3 + phosphor can be composed from 1250c to 1550c, the phosphor ' s luminance reduce and the afterglow time shorten along with the compounding temperature ; the better luminance and afterglow with the better crystalloid degree ; the luminescence of tb3 + ion in the sral2o4 is coming from the transition of 5d4 - 7fj ( j = 6, 5, . . . 0 ) ; the afterglow is because of the electron that seized in the trap released which integrate with the luminescence center
合成發光體亮度隨合成溫度的降低而逐漸降低,余輝時間逐漸縮短;當合成物具有較好的結晶度時,合成的發光粉不僅發光亮度高而且余輝時間長; tb ~ ( 3 + )離子在sral _ 2o _ 4基質晶格中的發光主要來自於~ 5d _ 4 ~ 7f _ j ( j = 6 , 5 , … … 0 )的躍遷;其餘輝是因為不斷有被陷阱所俘獲的電子釋放出來與發光中心復合。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 fluorescence intensity of pb became weak when the crystal phase began to form in tha the lattice vibration absorbed the energy induced by the fluorescent transition
隨著體系中晶態的生成, pb離子進入晶格中,由於晶格振動所產生的聲子吸收了躍遷回落產生的發光能量, pb離子的熒光強度明顯下降。Excited with 228nm, the emission bands centered at about 365nm and 460nm originate from the electron transitions of 1d2 - 1s0 and 3d - 1s0 in ag + respectively, and the emission band at 400nm results from the surface plasma resonance of the silver nanoparticles, which aggregated near the surface of the films
在228nm光激發下,復合膜中ag ~ +的電子的~ 1d _ 2 ~ 1s _ 0躍遷和~ 3d ~ 1s _ 0躍遷分別在365和460nm附近發光,聚集在復合膜表面的納米銀粒子的表面等離激元共振導致了400nm附近的發光。The energy level structures of the 4d core excited configuration 4d 5s25p5, final radiative configuration 4d105s25p4 and final auger configurations 4d105s25p3 and 4d105s15p4 of csv ion and all possible decay dynamics processes related to these configurations are all determined by mcdf method. we also compared the present results of radiative transition, oscillator strength and the line width with the results obtained by experimental spectra and the quasi - relativistic configuration interaction method and got a good agreement. we also make prediction for some dominant features of the auger electron spectrum emitted by the auger decay process of the 4d95s25p6 core excited states
論文第三章中詳細的介紹了cs離子的4d內殼層電子激發組態4d ~ 95s ~ 25p ~ 5 、輻射末態4d ~ ( 10 ) 5s ~ 25p ~ 4及auger末態4d ~ ( 10 ) 5s ~ 25p ~ 3和4d ~ ( 10 ) 5s5p ~ 4的能級結構及各種可能的輻射和auger衰變過程,獲得了與已有的實驗結果和相關的半經驗準相對論組態相互作用計算結果相符的輻射躍遷能、振子強度以及線寬,預言了4d ~ 95s ~ 25p ~ 5態的以auger衰變為主的auger電子譜的特性。It is reported that an increase in the zr content induces a reduction in the average grain size, decreases the dielectric constant, and maintains a leakage current low and stable. this is possible because the zr4 + ion has lager ionic size than ti4 +
Zr4 +離子取代ti4 +離子之後將會抑制ti4 +離子與ti3 +離子的電子躍遷,從而減小了薄膜的漏電流,同時還有助於減小平均晶界體積,降低介電常數。Quantum chromodaynamics predicts that at high temperature and high density a deconfined phase from hadronic matter to quark - gluon plasma will occur
量子色動力學預言在高溫高密條件下,有可能發生從強子物質到退緊閉的夸克-膠子等離子體的相變躍遷。Simple organic molecules tend to be colorless with electronic transitions in the uv, whereas visible absorption, or color is usually associated with electronic in extended and conjugated structures. color is influenced considerably by the extent of conjugation, as well as by the molecular environment imparted by substituents. the reports on organic hydrate thermochronlic material are relatively fewer
本文利用液相和室溫/低熱固相反應合成出變色溫度較高的具有良好熱色性的雙席夫堿及其配合物;過渡金屬離子具有d軌道,其配合物容易引起d - d躍遷或荷移躍遷,因而它們具有豐富的顏色。There are distinct changes about shifts or intensity in bulk plasmon, surface plasmon, and interband electron transitions losses as a result of oxidation of specimens, and adsorption and oxidation processes can be studied through these changes. at room temperature, the formation of oxide layers on uranium and uranium - niobium alloys were found to occur rapidly upon exposure to oxygen, and the resultant oxide in each case was near - stoichiometric uo2. due to formation of niobium oxide in uranium - niobium alloys, the diffusion of o ~ ( - ) ( o ~ ( 2 - ) ) and u ~ ( 4 + ) in the interface region was prevented, and the corrosion resistance of uranium - niobium alloys to oxygen is greatly enhanced by alloying with niobium
研究結果表明:清潔表面鈮和鈾的體等離子體振蕩所造成的電子能量損失的實驗值與理論計算值較為符合;隨著氧化程度的加劇,表面等離子體( sp ) 、體等離子體( bp )以及價帶電子躍遷所造成電子能量損失的譜峰發生了明顯的連續偏移或強度的變化,這些變化可以用來分析鈾及鈾鈮合金的初始氧化過程;室溫下,鈾及鈾鈮合金很容易與氧作用,最終結果,鈾僅氧化為二氧化鈾,另外,在鈾鈮合金氧化過程中,因為有鈮的氧化物存在,不利於氧和鈾在界面擴散,增強了鈾鈮合金抗氧化性能; eels能獲得樣品表面的信息比aes更為表面,更為靈敏,但由於eels的譜線過于集中,主要在幾十ev以內,也有不容易區別和解譜的不足。( 2 ) the kinetics of mesostructure formation is studied. the induction time formation of a white precipitation decrease with the concentration of [ oh " ]. the effect of salts is presented because of adding the re3 + ions into neutral solution containing surfactant. the mechanism of mesostructure formation through " hydrogen - bonding interaction, complex - bonding interaction and a local reconstruction process of the frameworks "
( 6 )當稀土離子進入hms樣品骨架,靠近外來原子的對稱a o st會產生小的變形。 st o st振動帶由於配位金屬電荷遷移躍遷而變成拉曼活性模。 ( )用ftth光譜研究了a oh凝聚反應動力學,建立了a oh凝聚反應動力學方程,求得其凝聚反應活化能為28士7kj in 。We then discuss the vibrational - rotational level transitions and the population rate equations for the laser. in addition, electron temperature, electron density and the mixtured gas temperature in the laser plasma are investigated in details. the third part is with regard to the optimal designs and the experiments of the lasers
在二氧化碳激光動力學機理的研究中,比較詳細地討論了二氧化碳激光動力學過程,給出了激光振動-轉動能級躍遷及其速率方程、激光等離子體電子密度和電子溫度,以及混合氣體的氣體溫度Comparing the intensity of esr line with the magnetization curve, we gain that all spins contributing to the magnetization are really observed by esr. 6. electronic transport and cmr effect in perovskite compounds the electronic transport properties of the dy - doped perovskite compounds la0. 67 - xdyxsr0. 33mno3 have been investigated
在高溫區,載流子的輸運特性為磁背景下的可變程躍遷,在丁tc溫區的輸運行為受相分離以及la o層中dy鏈的影響。According to the dipole transition selection rule, it allows the system to transit from the ground state to the first and second sub - band respectively, the shape of the photoionization cross - section varying with the photon energy in the two cases is quite different
根據偶極躍遷的選擇定則,將使得體系從基態分別躍遷到電子的第一子帶和第二子帶,二者的光電離截面隨光子能量的變化截然不同。分享友人