atomic beam 中文意思是什麼
atomic beam
解釋
原子束-
The electron range increases with decreasing atomic number and increasing incident beam energy e0.
電子射程隨著原子序數的減少和入射束能量E0的增加而增加。 -
These " flying saucers " did not use any atomic bombs or beam weapons on alexander ' s army however, perhaps out of benevolence, and alexander went on to conquer india
注意到當亞歷山大二千多年以前入侵印度的時候，這是令人感興趣的，他的歷史學年代記錄者記錄受「會飛的，熾熱的盾排」驅趕他的軍隊，而驚嚇了騎兵。 -
The hong kong time standard is maintained with a caesium beam atomic clock kept in the observatory
：天文臺的銫原子鐘是用來訂定本港的時間標準。 -
Our study shows that the optical potential of the diffracted light of the semi - gaussian beam is far higher than that of the evanescent - light wave, and its maximum normal velocity of the incident atoms can be far grater than that of the evanescent - light wave under the same parameters, so the blue - detuned semi - gaussian beam, as a novel atomic mirror, can be used to efficiently reflect atoms with a normal velocity of greater than 1 m / s
研究表明，半束蘭失諧高斯光束衍射光場的光學勢遠大於消逝波光場的光學勢，在同樣的參數條件下，入射原子的最大速度也比消逝波光場的大，所以作為一種新穎的原子反射鏡，半束蘭失諧高斯光束可以被用來有效的法向速度大於1m s的入射原子。 -
Application of metastable helium atomic beam in nanostructures fabrication
亞穩態氦原子束在納米結構製作中的應用 -
We propose a novel controllable atomic beam - spiller based on the uccc and discuss the splitting mechanism of the guided atomic beam in the beam splitter from two aspects of the magnetic - field distribution and the trace of the guiding centers. the splitting ratio of the beam splitter can be adjusted by adding a homogeneous bias magnetic field along the y - direction, and the relationship between the splitting ratio and the additional bias field is analyzed
本文提出了一種採用在y方向上加一偏置磁場來實現分束比可控的新穎原子分束器，並從磁場分佈和導引中心軌跡兩個方面，詳細分析和討論了基於u -型載流導體所構建的原子分束器的分束機制。 -
Atomic beam technique
原子束技術 -
An electron beam does not diffract at atomic scales, so it does not cause blurring of the edges of features
由於電子束在原子尺度不會繞射，所以它不會使得圖案細節的邊緣模糊。 -
The control of beam halo - chaos becomes a critical problem in the development of high intensity accelerator. efforts to remove the halo by collimation have been largely unsuccessful since the halos almost always regenerate. the mechanisms of halos are complex, such as nonlinear resonances and chaotic behavior etc. considering this, professor fang jin - qing who works in china institute of atomic energy pointed out that the theory of chaos control can be used to control beam halos. he presented the method to control halos by using nonlinear functions, which means nonlinear function g is added to the right of ion radial self - edlctric force equation and some nonlinear function are selected to control beam halos in simulations. in paper [ 69 ], controllerg = - 0. 15sin ( rmax - am ) 2 was used and the halo intensity was decreased to 0. 1078, the halos are removed partly
束暈?混沌的控制是新一代強流加速器研製的關鍵問題，隨著強流離子束應用前景的日趨廣闊而日益成為研究的熱點。傳統機械限束器因無法解決束暈的再生而收效甚微，因為束暈的形成有著其內在動力學機制?非線性共振以及混沌等。基於此，中國原子能科學院研究員方錦清將混沌控制的理論和方法開創性的運用於束暈?混沌的控制上，提出了控制束暈?混沌的非線性控制策略，即在粒子徑向所受束自生場力方程的右邊加上非線性控制函數g ：並選取一些非線性函數如等進行了控制的模擬研究，將束暈強度控制在0 . 1078左右，取得了初步的控制效果。 -
Under this circumstance, the project to construct beijing rnb facility on the basis of hi - 13 tandem accelerator has been proposed by china institute of atomic energy ( ciae ). apart from carrying out some interesting experments in astrophysics using the secondary radioactive beam line in being, the research work about the off - line rnbs on hi - 13 tandem accelerator can be also performed by making full use of ciae ' s 101 heavy - water reactor ( hwr ) or cyclone30 cyclotron
除了利用我院現有的次級束流線來開展核天體物理感興趣的一些研究工作之外，還可以利用101 #重水反應堆和cyclone30強流質子回旋加速器，在hi - 13串列加速器上開展離線放射性核束方面的研究工作，為今後在將建成的北京放射性核束裝置上開展放射性核束物理實驗研究工作打下基礎。 -
Finally, we propose the third mirror scheme to reflect atomic by using a blue - detuned semi - flattened - gaussian beam ( sfgb )
顯然，採用半束蘭失諧橢圓高斯光束作為原子反射鏡，在相同的反射鏡面積下，可比sgb反射鏡反射更高法向速度的入射原子束。 -
The hong kong observatory ( hko ) uses a caesium beam atomic clock to maintain the hong kong standard time, which is the official time of hong kong
香港天文臺銫原子鐘提供的香港標準時間，是香港的法定時間標準。市民可以透過網際網路使用天文臺網路時間服務，把電腦時鐘對準香港標準時間（ -
Moreover, we propose some atom - optical elements based on the vccc, such as atomic funnel, atomic beam splitter and atomic interferometer. in the scheme of the uccc
最後，利用v -型載流導體構建了多種原子光學器件，例如原子漏斗，原子分束器和原子干涉儀等。 -
In the case of single - channel magnetic guiding, we calculate the relationship between the guiding efficiency and electric current or the transverse temperature of atomic beam. we also propose several atom - optical elements base on the uccc
本文也計算了單通道磁導引情況下，原子導引效率和電流、原子束橫向溫度之間的關系，並採用u -型載流導體構建了多種原子光學器件。 -
The evaluation of measurement uncertainty for the cesium atomic beam frequency standard
銫束原子頻率標準裝置測量不確定度的分析 -
By using the classical monte - carlo method, the splitting process of the guided atomic beam in the beam splitter is simulated, and the transverse adiabatic cooling and heating effects of the atomic beam in the beam splitter are simulated and analyzed from a simple theoretical model
同時，採用經典的monte - carlo方法，模擬了該原子分束器中被導引原子束的分束過程，研究了導引過程中原子束的橫向絕熱冷卻和加熱效應，並採用簡單的理論模型解釋了上述monte - carlo結果，得到了一些重要並且十分有趣的結果。 -
Various schemes of atomic guiding are classified and some applications of atom - guiding technology are introduced. we also introduce atomic beam splitter in details, which is one of important elements of atom optics
本文就各種不同的原子激光導引和磁導引方案進行了分類與綜述，並就中性原子導引技術的應用及原子光學的重要元器件之一「原子分束器」作了較為詳細的介紹。 -
Atomic beam resonance
原子束共振 -
When the beam waist wy of blue - detuned segb along the y direction is 10 mm, and its wx is decreased from 10 mm to 1mm, the absolute diffracted intensity from the segb surface will be 10 times of that from the sgb surface, which can be used to reflect an incident atomic beam with a higher normal velocity
因此，當橢圓高斯光束的w _ y = 10mm ，而w _ xw從10mn減小到1mm ，半束蘭失諧橢圓高斯光束反射面的衍射光強將比同樣參數條件下的sgb反射面的衍射光強提高了10倍。 -
Atomic beam device
原子束設備
分享友人