熱激發電子 的英文怎麼說

中文拼音 [rèjīfādiànzi]
熱激發電子 英文
thermally excited electron
  • 激 : Ⅰ動詞1 （水因受到阻礙或震蕩而向上涌） swash; surge; dash 2 （冷水突然刺激身體使得病） fall ill fr...
  • 發 : 名詞（頭發） hair
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 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...
  • 激發 : 1 （使奮發） arouse; stimulate; set off; stir up 2 [物理學] excitation; exciting; incitement; inc...
  • 電子 : [物理學] [電學] electron
  1. 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. ( 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。
  3. Because the lattice vibration is weak at very low temperature, the contributions of electrics and other low energy excitations become dominant parts of specific heat. therefore, we can study the micromechanism of many physical phenomena from specific heat measurement

    在很低的溫度下，由於晶格振動變得很弱，電子和低能激發貢獻越來越突出，這對我們通過低溫比熱研究很多現象的微觀機制十分有利。
  4. Its cathode ray tubes required large amounts of heat in order to boil out electrons, needed time to warm up, and often burned out

    它的陰極射線管要吸收大量的熱來激發電子，要耗費時間升溫，通常還會燃耗殆盡其本身。
  5. Influence of laser incidence angle on hot electrons generated in the interaction of ultrashort intense laser pulses with foil target

    激光入射角對靶面方向超熱電子發射的影響
  6. These emission peaks are located in the directions of the specular reflection of laser, the target normal and the back - reflection of laser respectively

    這些超熱電子發射峰分別沿著激光反射方向、靶法線方向和激光背反射方向。
  7. The peak in the direction of the target normal is consistent with mat of predicted by the resonance absorption and another peak of hot electrons emission in the specular reflection direction is due to the multi - acceleration mechanisms. the hot electrons emission along the back - reflection direction is probably caused by the acceleration of the back - reflection laser, which is for the first time put forward by us

    其中，靶法線方向的超熱電子發射峰與共振吸收（ res ~ eabso甲tion ）機制所預言的一致;根據理論估算提出激光反射方向的超熱電子發射峰是幾種加速機制共同作用的結果;我們首次提出背反射激光加速超熱電子的新機制，並用此機制解釋了激光背反射方向產生的超熱電子發射峰。
  8. In this paper, such three points are studied as : a ) the angular distributions of the hot electrons emission under laser irradiation at different incidence angles and at different polarization direction, the angular distribution of the hot electrons in the different energy range, and the effects of laser prepulse on the angular distributions of the hot electrons emission ; b ) the energy distribution of the hot electrons at different directions, from the metallic targets and the dielectric targets, in the different energy range of the hot electrons, and the effects of the atomic number z on the energy distribution of hot electron generated by the metallic targets ; and c ) the energetic proton emission resulting from the interaction of the us - ui laser pulse with plasma

    本論文進行了三個方面的研究：第一，超熱電子角分佈的研究，包括不同激光入射角下超熱電子的角分佈；激光不同偏振態下超熱電子的角分佈；激光預脈沖對超熱電子角分佈的影響；不同能段的超熱電子的角分佈。第二，超熱電子能量分佈的研究，包括不同方位超熱電子的能量分佈，金屬與非金屬靶材的超熱電子的能量分佈，金屬原子序數z對超熱電子能量分佈的影響以及不同能段超熱電子的能量分佈。第三，研究了超短超強激光與固體靶相互作用所產四川大學博士學位論文生的高能質子發射和能譜。
  9. Some novel results are obtained, which will not only provide some theoretical bases for the optimal design and performance improvement of real thermodynamic cyclic equipments such as ferroelectric refrigerators, magnetic refrigerators and gas heat engines but also promote the development of new fields such as gas refrigerators for ultra - low temperature applications, molecule refrigerators and laser refrigeration technologies

    這些結論將對鐵電製冷機、磁製冷機、氣體熱機等實際的熱力學循環裝置的優化設計或性能改善提供理論指導，對極低溫下的氣體製冷機、分子製冷機和激光製冷技術等新領域也將所啟發和促進。
  10. The optimum intervals between the two pulses is about 1. 7 in our simulation which is much longer than the commonly cited value 1. 5. 3. in the sm - lwfa simulation, we turned our attention to the wakefield generation and electron acceleration driven by the " self - modulated instability " and " side stimulated raman scattering "

    我們首先提出「三角脈沖激發尾流場加速電子」的方案，利用「三角脈沖」平緩的上升沿激發「受激raman散射」預加熱電子，其陡峭的下降沿激發尾流場可以使更多的電子被「捕獲」 。
  11. Phosphorescent electroluminescent materials and devices are one of prime focuses of organic light - emitting device research in recent years due to their ability to efficiently utilize both singlet and triplet excitons and having higher efficiency

    有機電致磷光材料可以同時利用單線態和三線態激子發光，具有發光效率高等優點，成為近年來研究的熱點。
  12. Due to the large exciton binding energy of 60mev, which ensures the high efficient excitonic emission at room temperature, it is regarded as one of the most promising materials for fabricating efficient ultraviolet ( uv ) and blue light emitting devices. since the first observation of the stimulated ultraviolet emission at room temperature, zno has become another hotspot in the region of uv light emitting researching

    氧化鋅在室溫條件下具有較高的激子束縛能（ 60mev ） ，保證了其在室溫下較強的激子發光，是製作紫外光電子器件的合適材料，自1997年首次發現zno室溫紫外受激發射以來， zno研究已成為繼gan之後紫外發射材料研究的又一研究熱點。
  13. In the investigation of the interaction of the us - ui laser pulse with the plasma, a standard - ray source is firstly used to absolutely calibrate lif mermc - luminescence dosimeters ( tlds ), and the dosimeter are employed as the angular distribution spectrometer and the energy spectrum spectrometer of the hot electrons

    在超短超強激光等離子體相互作用的研究中，首次採用137cs鄧標準源對lif熱釋光探測器（ tlds ）進行了絕對標定。並以此作為電子角分佈儀和電子譜儀的探測元件，研究了超短超強激光與等離子體相互作用中超熱電子發射的角分佈和能量分佈。
  14. Combine the domestic and international temperature sensing resistor fast - developing industry state and in tending towards the fierce domestic market environment of competition, gather together crisis, opportunity, inside advantage, inferior strength that the electron faces in the abundant investigation and research, it is rare for china to gather together the electronic outside opportunity, the strength of technical backstopping is rich, it is superior to develop the equipment ; but face the updating and upgrading of a product, the horizontal competition is fierce, the challenge of a large amount of outflow of manpower resources

    結合國內外熱敏電阻器快速發展的產業狀況及處于趨于競爭激烈國內市場環境，充分調研了中匯電子面臨的危機、機遇以及內部優勢、劣勢，認為：中匯電子外部機遇難得，技術依託力量雄厚，開發設備精良；但面臨產品升級換代，同業競爭激烈，人力資源大量外流的挑戰。
  15. By using x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), transmission electron microscopy ( tem ), differential scanning calorimeter ( dsc ) and optical microscopy, mechanical activation is investigated. and during the study, two new innovative processes or thoughts, " dual activation reactive milling " and " in situ synthesis in salt bath activated by ma " has been presented for the synthesis of nanometer - sized powder. the phase transformation and oxidation control of cu - cr system during ma is also investigated

    在採用x射線衍射分析（ xrd ） 、掃描及透射電子顯微鏡（ sem tem ） 、能譜分析（ eds ） 、熱分析（ dsc ） 、激光粒度測試等試驗手段對ma過程機械激活作用的研究中，發現並提出了「雙重激活反應研磨」和「機械激活鹽浴合成」兩種創新工藝思路；同時，對cu - cr難互溶體系在機械合金化過程中飽和固溶體、氧化物非晶的形成以及氧化現象的控制進行了探討分析。
  16. The influence of parameters such as mass flow, input power, and constrictor size on arcjet performance is also analyzed. this work provides an experimental foundation for the numerical simulation study and optimized design of arcjet. a high - speed, high - resolution, multi - line spectroscopic diagnostic system has been improved to diagnostic the excitation temperature of arcjet plume

    本文優化並改進了一套高速、高精度的多譜線電弧等離子體光譜診斷系統，使其適用於電弧加熱發動機羽流激發溫度的診斷，並利用該系統診斷了發動機出口羽流的非平衡程度和溫度沿徑向的分佈。
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