離子束寬度 的英文怎麼說
中文拼音 [lízishùkuāndù]
離子束寬度
英文
ion beam width- 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...
- 束 : Ⅰ動詞1 (捆; 系) bind; tie 2 (控制; 約束)control; restrain Ⅱ量詞(用於捆在一起的東西) bundle;...
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 離子 : [物理學] ion
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Pivoting 90 degrees, raab pans westward across the sagebrush - stubbled desert until he spots an identical tube and another building, also four kilometers distant. “ when we talk about locking the laser beam ” that shines inside those tubes, raab says, “ we mean holding the light waves steady to better than the width of an atom ? over that distance
拉布說:當我們談到鎖住(管道內的)雷射光束時,意思其實是:在光束行經四公里的距離后,我們可以將其偏差控制在一個原子的寬度之內。In the section of fabricating technology, i first discuss the ion beam technology. through the analysis of the effects of each parameter on the surface smoothness, profile fidelity and linewidth resolution in the process of ion etching, the suitable angle of incident ion beam, ion energy, density of ion beam and time of etching are selected combining the actual status of the mask
在製作工藝的研究方面,首先研究了離子束刻蝕技術,通過對離子束刻蝕過程中各個參數對刻蝕元件的表面光潔度、輪廓保真度和線寬分辨的影響分析,結合掩膜的實際情況選擇出了合適的離子束入射角、離子能量、束流密度和刻蝕時間等參數。In the hipib strengthening experiments, samples of high - speed steel ( w6mo5cr4v2 ) were irradiated by abstract hipib ( cn + = 30 %, h + = 70 %, ion energy 250 kev, ion current density 60 - 180a / cm2, pulse duration 80 - 100 ns ). microstructure investigation and properties characterization of the treated hss samples were carried out to investigate the effect of current density and pulse number of incident hipib on the surface modification treatment. the physical mechanism of the hipib - solid interaction was established based on the experiments
在hipib轟擊材料表面方面,本文選擇成分由c ~ ( n + ) ( 30 )和h ~ + ( 70 )組成、加速電壓為250kv 、脈沖寬度為80 100ns的hipib對高速鋼( w6mo5cr4v2 )進行表面輻照處理,研究離子束流密度和脈沖次數對高速鋼微觀結構和宏觀性能的影響,探討了hipib與材料表面相互作用的物理機制。Particularly an analytical expression for the longitudinal momentum distribution is derived if the density distribution of halo nucleons is assumed as a gaussian type function. a direct connection of the width of the momentum distribution to the bound state wave function of halo nucleons is established
特別是在暈核子的縱向和橫向密度分佈可分離的情況下,如高斯密度分佈,進一步求解了縱向動量分佈寬度的解析形式,建立了分佈寬度與暈核子束縛態波函數之間的直接聯系。Abstract : in tokamak plasma radiation diagnostics, if the width of a detected plasma chord is comparable with the plasma minor radius, the plasma boundary may influence the line - integrated emissivity considerably and make it a weighted integral of the width - averaged emissivity
文摘:在托卡馬克輻射診斷中,當探測束線的極向寬度與等離子體小半徑可以比較時,等離子體邊界會顯著影響線積分輻射率,使其成為寬度平均輻射率的帶權重的線積分。In chapter 3, the elegant hermite - cosh - gaussian beams as another special case in hermite - sinusodiol - gaussian family is introduced and its propagation properties through a first - order optical abcd system are investigated. an analytical solution of the elegant herimite - cosh - gaussian beam propagating through a first - order abcd system is derived, and correspondingly, the closed - form m2 - factor, the beam width, the curvature radius and the power in bucket are presented analytically. the numerical investigations are carried out and show that the m2 - factor of elegant hermite - cosh - gaussian beam is greater than that of elegant hermite - gaussian beams and less than that of hermite - gaussian beams approximately
本文得到的主要結果可歸納為:首次用強度矩的方法研究了hermite - cosh - gaussia ( hchg )光束,得到了hchg光束的束寬、曲率半徑、 m ~ 2因子、瑞利距離等的解析表達式;用陡峭度和pib參數去衡量hchg光束的光束質量,找到了hchg光束在傳輸過程中影響光束質量的因素並得到了變化規律;證明了hchg光束在傳輸過程中的重心和對稱性都會得到保持。The maximum output of ion beam current is obtained at a charging voltage of 8 kv for the magnetic field power system, which is in accordance with the theory of magnetic insulation. the ion beam parameters are an accelerating voltage of 300 kv, an ion current density of 300 a / cm2 with beam pu lse width of 80 ns and with composition of 70 % proton and 30 % carbon ions
在磁場電源電壓為8kv ,獲得了與磁絕緣理論相符的最大離子束流密度輸出,離子束參數為:加速電壓300kv ,離子束流密度300a cm ~ 2 ,離子束脈沖寬度80ns ,成分約為70 h離子和30 c離子。分享友人