熱發射電子 的英文怎麼說
中文拼音 [rèfāshèdiànzi]
熱發射電子
英文
thermal electron-
Petrol, efi engine, high roof, auto door ( gliding type ), clock, air conditioner, amfm radio & cassette wmicrophone, rear under mirror, rear window defogger, curtain, 30 seater with passenger seat belt, bag rack, full wheel cap, high mount stop lamp, refrigerator ( c ) brand new toyota lhd coaster 29 seats, diesel
，汽油，電子燃油噴射發動機，高頂，手動波，自動門（飛機門） ，鐘，原廠空調，收錄機連咪，尾鏡，尾發熱線，窗簾，乘客座位安全帶，行李架，大轆cap ，尾高掛剎車燈，冰箱，排氣規制對應發動機，車尾霧燈，緊急用具（錘子） ，尾輪胎強化The liberation of electrons from a hot wire is called thermionic emission.
電子從熱燈絲逸出，叫做熱電子發射。Usage : manufacture tungsten wire, frame of grid, elicit wire, bracket, unsag tungsten wire, mould rods in high temperature, eradiate cathode, electrodes, bracket of heating
用途：用於製造鎢絲柵極邊桿引出線支架不下垂鎢絲，高溫定型桿發射陰極電極加熱子支撐桿等。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。This project which is based on the demand of increasing the electron tube ’ s qualities totally and reducing the manufacture cost has done a large amount of investigative work as follows to improve and perfect the technologies for the important part of electron tube manufacture ? the grid surface processing : on the surface processing of the molybdenum grid, the primary purpose is to reduce thermionic emission and secondary electronic emission of the grid. by the constantly experiment and grabbling the different technology routes, we have successfully developed these new technologies on the tac and zrc electrophoresis and electroplating platinum black of the grid, and made its surface cladding quality very stable and reliable
本課題是基於整體提高電子管的質量和降低生產成本的要求，對電子管生產中的重要部分? ?柵極的表面處理技術進行改進和完善，主要在以下方面進行了深入研究:在鉬柵極表面處理方面，主要為實現降低柵極的熱電子發射和二次電子發射，通過不同工藝路線的不斷試驗和摸索，成功開發出柵極電泳tac 、 zrc和電鍍鉑黑的新工藝，使柵極的塗覆質量穩定可靠。Indium stannum oxide ( ito ) as semiconductor have caused a great deal of interest due to their prominent electro - optical behavior. ito has high prominent transmittance, high infrared reflectance, good electrical conductivity, ito applied as gas sensors, photovoltaic devices, heat reflecting mirrors, solar cells, flat panel displays, liquid crystal displays, electroluminescent, devices and organic light - emitting diodes ( oled ) etc. although preparations and applications of ito films have been studied deeply. nano - ito composites hardly studied
氧化銦錫（ ito ）是一種高簡並的n型半導體，由於具有導電性，可見光高透過率，紅外反射性，穩定的化學性，被廣泛應用於熱反射建築玻璃、抗靜電塗層，太陽能電池，熱發射鏡，平板顯示器和液晶顯示屏，傳感器，有機光致二級管（ oled ）等方面，國內外對高質量的ito薄膜的制備和應用進行了深入的研究，但是很少有ito納米粒子與高分子材料復合的報道。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。The degradation of the electrical characteristics in sic pn junctions irradiated by neutron is attributed to the recombination centers and the electric field effect on the thermal emission of traps within the depletion region. the relationship of the ideality factor to the applied voltage is theoretically studied
提出了中子輻照下sicpn結電特性退化的新的理論， pn結耗盡區中的輻照陷階在耗盡區電場的作用下熱發射效應得到加強，從而導致pn結正偏和反偏時的復合電流和產生電流的改變。Researches on thermal emittance of metal cathode in photoinjectors
光陰極電子槍中金屬光陰極的熱發射度研究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。This produces light through collisions of the electrons with phosphors on the tube surface. the electrons are produced by electric fields rather than the mionic emission, and the vacuum tubes are much thinner than conventional crts
通過電子管與面上熒光粉相撞而產生光，這里的電子不是通過熱發射而是電場產生的，這種真空管要比常規的crt薄得多。Standard practice for definition and determination of thermionic constants of electron emitters
電子發射極的熱離子常數定義和測定的標準實施規范Fabrication of 10 inch field assistant hot - electron emission display
10英寸場助熱電子發射顯示屏的製作To meet the demand of thermal dispersion of some solid - state module, system research for thermal techniques is carried out, and the main contents are as follows … ( 1 ) the solid - state modules and interrelated thermal techniques are introduced on research background, and moreover developing tendencies of electronics cooling are described
本文對某雷達發射固態組件的熱技術進行了系統的研究，主要內容包括: （ 1 ）對固態組件散熱技術的研究背景和意義進行了闡述，對電子散熱技術的現狀和發展趨勢進行了總結。This paper develops a brain tumors heating curing instrument, which is based on the endogenetic field. it works by heating the ion and polity elements in the tumors organization, making the molecule twist and fracture. in that way, the temperature in the brain tumors is 3 ~ 7 c higher than the normal organization, and kills the brain tumor
本文研製了一種基於內生場的腦腫瘤射頻熱療儀，通過內生場加溫促使腫瘤組織的離子和極性分子在電磁場中發生分子扭動、摩擦，產生熱滯留，使得腫瘤組織的溫度高於周圍正常組織的3 ~ 7 ，從而燒死腦腫瘤細胞，達到安全治愈腫瘤的目的。Films of the cnx nanotube were produced by thermal decomposition on fe - coated si substrates, and their low field emission properties have been investigated. a high - emission current density of 1. 28ma / cm2 for an applied field of 2. 54v / u m was achieved, implying cnx nanotubes have better electron field emitter properties than the films of carbon tubes and bcn tubes do under same experiment conditions
860熱解乙二胺，在沉積有鐵催化劑的矽片上生長出cn _ x納米管薄膜，並進行了低場致電子發射特性測試，外加電場2 . 54v / m時，發射電流達到1 . 28ma / cm ~ 2 ，比相同實驗條件下制備出的碳管、硼碳氮管薄膜的場致電子發射性能優越。Measurements of the electrical properties of electronic tubes. part 13 : methods of measurement of emission current from hot cathodes for high - vacuum electronic tubes and valves
電子管電性能的測量.第13部分:高真空電子管熱陰極發射電流的測量方法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。分享友人