熱等離子體 的英文怎麼說
中文拼音 [rèděnglízitǐ]
熱等離子體
英文
hotpiston-
Bing high power resources of millimeter - wave radiation, based on electron cyclotron maser, gyrotron has been pay much respect in the world for vast applications in many areas such as plasama calefaction, linear accelerators, millimeter wave radar, communications, electronic countermeasure and so forth. prof. liu shenggang began the research on electron cyclotron maser, and later, the group leaded by prof. li hongfu has done much research work on gyrotron also, and later, they have began the research on a kind of gyrotron amplifier - - - - - - gyroklystron
迴旋脈塞器件? ?迴旋管作為大功率毫米波源，在等離子體加熱、線性加速器、雷達、通信及電子對抗等領域有著廣泛的應用前景，因此受到了國際上的廣泛重視，特別是近三十年來，迴旋管得到了快速的發展，並成為了研究的熱門方向。Plasma technique was introduced in the research of high power microwave ( hpm ) sources in recent decade. the performance of hpm sources is improved much by filling plasma which is promising in this field. filled - plasma travelling - wave tubes ( fptwt ) is a part of them. it is the main task of this paper to research and design fptwt ' s electron optics system and simulate it
近十年來，在高功率微波的研究熱潮中，引入了等離子體技術。引入等離子體能顯著改善高功率微波源各方面的工作性能，已經成為高功率微波源發展一個頗有前景的新方向，等離子體行波管即是其一個典型代表。6 the zn3n2 is prepared on focus glass substrate at low temperature. and for the first time, a p - zno with a carrier density of 1017 ? cm - 3 is obtained by thermal zn3n2 in an oxygen ambient
5 、用等離子體增強的化學汽相沉積的方法制備了zn3n2薄膜，首次通過熱氧化zn3n2的方法，制備出了受主型載流子濃度為1017cm - 3的p - zno薄膜。The electronic temperature, intensities of all lines and continuous spectra gradually increased with the increment of laser energy, and they got to maximum at different laser energy. our results of copper and aluminum show that there are possibly different thresholds of laser energy to electronic temperature and intensities of emission spectra of laser ablated plasma. at the different environmental gas pressure, spatial emission intensity distribution is explained by the competition among " heat reservoir effect ", " confined effect " and " s hadow effect "
認為cu等離子體羽的發光機制是由電子與粒子的碰撞傳能、電子與離子的復合形成的；隨激光能量的增加， cu等離子體特徵輻射（分立譜） 、連續背景輻射（連續譜） 、電子溫度都出現最大值；結合對al的實驗結果說明：激光燒蝕金屬產生的等離子體，其特徵輻射、連續輻射、電子溫度可能都存在一定的能量閾值；背景氣壓對激光燒蝕等離子體譜線的影響，其機理可以認為是「熱庫效應」 、 「約束效應」及「陰影效應」相互競爭的綜合結果。( 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波長范圍內觀測了激光燒蝕cu等離子體的光譜和各發射譜線在等離子體中的空間分佈；比較了激光能量對cu等離子體發射光譜、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數量級；在不同背景氣壓下，觀測了激光燒蝕cu等離子體光譜的空間分佈。The huge energy - momentum of particles can be transformed into thermal energy by accelerator experiment at high energy to study perturbative vacuum of quantum chromodynamics and determine the signal of quark - gluon plasma
在實驗上，人們通過相對論性重離子碰撞實驗把巨大的動能轉化為熱能，來研究量子色動力學的微擾真空及其所預言的夸克?膠子等離子體。Observation of the on - off sequencing of characteristic spectral lines from tracer materials arranged in layers in, or surface patterns on, planar or spherical targets can provide a record of radial or lateral energy transport processes in laser - generated plasmas
測量激光聚變靶產生的軟x射線時間變化連續譜的形狀，可以知道許多x射線產生過程的詳細動態記錄，這有助於理解實驗的熱學條件。觀察軌跡特徵譜線的閉合序列，能提供關于激光等離子體激發能量和滯后能量的傳輸過程記錄。Al - doped zno thin films are emerging as an alternative potential candidate for ito flims recently. al doped zno thin films also can obtain a tunable band gap. especially, zno : al thin films with high c - axis orientated crystalline structure along ( 002 ) plane are potential device applications in broadband ultra - violet
Al摻雜的zno薄膜不僅具有與傳統ito薄膜相比擬的光電性質，而且原材料豐富、價格低、無毒、沉積溫度低、熱穩定性高，在氫等離子體環境中具有很高的化學穩定性，不易導致太陽能電池材料活性降低。The physical characteristic of forming plasma within resonant cavity was revealed, i. e. the forming mechanism is a switching process from the ionization caused by strong electric field at the initial stage of mpt ' s start to another ionization caused by joule ' s heat at the stage of mpt ' s steady work. the main influencing factors of mpt ' s steady work were studied. anther pointed out the matching between pressure in resonant cavity and microwave power is the determinant factor to the plasma whether stabilization or extinguishing
分析了mpt諧振腔內微波能量的轉換過程，揭示了其內等離子體的形成是由mpt啟動初期的強電場電離形成放電區過渡到穩定工作期的熱電離形成穩態等離子體區這一物理本質；研究了影響mpt穩定工作的主要因素，指出微波有效功率與諧振腔內氣體壓強的匹配是維持等離子體穩定、避免等離子體消失、放電區熄滅的關鍵因素。In the thermal fusion device, the materials of the plasma facing components are expected to have high thermal resistance and outstanding heat conductivity. using a single kind of material, however, can not meet the above two requirements at one time. therefore, the joining technique is regarded as a proper approach to improve the properties of the conventional materials
在熱核聚變反應裝置中關鍵結構件「面向等離子體」元件要求材料具備良好的耐高溫性和導熱性，而現有的單一材料不能同時滿足該要求，因此，通過連接技術將現有材料進行改善是合適的。For unmagnetized, relativistic and hot ion plasmas, the ion - acoustic waves can be described by the kadomtsev - petviashvili ( kp ) equation ( ( ut + auux + buxxx ) x + duyy = 0 ). it suggests that the nonlinear ion - acoustic solitary waves in a relativistic hot ion plasma are stable even there are some higher order transverse perturbations. there are only compressive solitary waves in the relativistic hot ion plasmas which has been vertified analytically
在低階近似下，無磁場相對論熱離子等離子體可由kp方程（ （ u _ t + auu _ （ x ） + bu _ （ xxx ） _ x + cu _ （ yy ） = 0 ）來描述，相對論熱離子等離子中的非線性離子聲孤波在高階橫向擾動下是穩定的，且在相對論熱離子等離子體中僅存在壓縮型孤波The reflected light spectrum from interaction of uv laser with solid plasma was measured to investigate the frequency shift due to doppler effect of expanding critical density
測量了紫外超短脈沖激光等離子體中的光譜頻移，分析表明是有質動力和等離子體熱壓力共同作用的結果。Since the introduction of high - power short - pluse lasers well, there has developed a strong interest in the high - density high - temperature plasmas produced by the interaction of intense laser light with matter
自從高能短脈沖激光被很好地應用以來，人們對激光作用在物質上所產生的高密度熱等離子體表現出了強烈的興趣。For a warm dusty plasma with variable dust charge, the modulational instability of the dust - acoustic waves can be described by the nonlinear schrodinger equation ( iut 4 - auxx + b | u | 2u = 0 ). it shows that the dust - acoustic wave is modulational stable in this dusty plasma. only the dark soliton exists in warm dusty plasma with variable dust charge
通過約化攝動法，得到了描述塵埃微粒電荷可變的熱塵埃等離子體中塵埃聲波的非線性薛定諤方程（ iu _ t + u _ （ xx ） + | u | ~ 2u = 0 ） ，不論是單離子溫度情形，還是兩離子溫度情形，塵埃微粒電荷可變的熱塵埃等離子體中的塵埃聲波是調制穩定的，僅存在暗孤子（包絡穴）Furthermore, the growth and the study of self - organized quantum dots structures become more and more important recently, and the application of self - organization technique become wider and wider in this thesis, we address the theory of film growth and the growth technique firstly more, the ways and characteristics of surface detection are prescribed we mainly report the growth process, results and discuss of self - organized quantum dots structures in the a12o3 substrates by s - k mode using ecr - mocvd, in the espd - u device the growth art of ain epilayer which is the preliminary foundation of self - organized gan / ain quantum dots structures, including the substrate cleaning, nitridation, the growth of buffer and the growth of gan and ain epilayer, is discussed we deliberately compare the test result of rheed xrd and afm and achieved the optimalized condition of ain at last we have successfully realized the growth of ain which is much smooth and better crystal quality moreover, we grow the self - organized gan / ain quantum dots structure in s - k mode because the limits of the heater temperature, we can not grow the atom - smooth epilayer of ain until now so we could not grow better quantum dots which have small diameter and big density but the self - organized quantum dots structures with better quality will be realized successfully if the substrate temperature is increased the thesis study belong to my tutor subject of national nature science foundation ( 69976008 )
本論文主要論述了在espd - u裝置上，採用電子迴旋共振等離子體增強mocvd （ ecr - pamocvd ）方法，在藍寶石襯底上通過s - k模式自組裝生長gan aln量子點結構的生長工藝、結果及討論。而重點分析了自組裝生長量子點之前的aln外延層生長工藝，包括襯底清洗、氮化、緩沖層的生長和gan 、 aln外延層的生長；通過高能電子衍射、 x射線衍射和原子力顯微鏡測試，並且對這些測試結果進行了詳細的比較研究，得出了較優化的工藝條件，生長出了晶質較好、表面較平整的aln外延層；進而採用s - k模式自組裝生長了gan aln量子點結構。由於實驗裝置加熱爐溫度的限制，我們沒有能夠生長出原子級平滑的aln外延層表面，因而沒能夠生長出密度比較大和直徑比較小的量子點。For examples, observation of the gravitational lens phenomenon and the scattering phenomenon produced by microwave background radiation and hot plasmas from galaxies clusters
，例如利用引力透鏡現象及微波背景輻射與星系團的熱等離子體造成的散射現象等等。The method of preparing the uniform coating, the techniques of thermal bonding and hydrogen plasma treatment was investigated experimentally. the optimum coating method and technological parameters was summarized
重點探索了塗覆金剛石納米塗層的方法、實現金剛石與金屬鈦的熱粘接工藝以及氫等離子體處理的工藝參數，篩選出了在本實驗系統中的最佳方法和工藝條件。Al - doped zno ( azo ) thin films are emerging as an alternative potential candidate for ito ( sn - doped in2o3 ) films recently not only because of their comparable optical and electrical properties ( high optical transparency in the visible range, infrared reflectance and low d. c. resistivity ) to ito films, but also because of their higher thermal and chemical stability under the exposure to hydrogen plasma than ito
Al摻雜的zno薄膜，由於具有與ito （ in _ 2o _ 3中適量摻雜sn ）薄膜相比擬的對可見光的高透過率和高電導，又因其在氫等離子體中的高穩定性等優點，已成為替代ito透明導電薄膜的研究熱點。Mist plasma evaporation technique for preparation of thin films
熱等離子體霧態氣化制備薄膜技術With the development of space technology and the new - material. the study of the thermal plasma is increased, yet the arc is the key question of the thermal plasma
近年來，隨著航天技術的發展和新型材料的出現，人們對熱等離子體的研究不斷加深，而電弧問題是熱等離子體的核心問題，因此，人們對電弧的研究也不斷深入。分享友人