electron gain 中文意思是什麼
electron gain
解釋
獲得電子-
Fundamental of laser 40ar / 39ar dating method : our laboratory has successfully set up the laser microprobe 40ar / 39ar geological dating method. our works include adjustment of the high - gain electron multiplier in mass spectrometer and correction of mass discrimination, adjustment of the laser, test for absorption ability of minerals to laser, designing and manufacturing high - vacuum sample chamber, sample preparation and irradiation, research on the variability of j values on the surface of rock chips, measuring atmospheric argon, determination and correction of blanks and ages, etc. the laser microprobe technique is particularly effective for some geological samples. it can be used, for example, for research of distribution of the components in extremely small samples that are very difficult to be separated and purified and those which contain excess argon
本文首先從常規~ （ 40 ） ar ~ （ 39 ） ar階段升溫定年實驗室的改進入手，進而建立了激光~ （ 40 ） ar ~ （ 39 ） ar定年實驗室，利用這兩種先進同位素地質定年方法，結合其他手段，對青藏高原腹地和北緣的阿爾金斷裂系多期地質事件進行了詳細的同位素年代學研究：一、參照國際先進實驗室的流程，對我們的常規~ （ 40 ） ar ~ （ 39 ） ar階段升溫實驗室在樣品的預處理、樣品的照射條件和系統空白測量及校正等方面進行了改進，使之產出的同位素年代數據更可靠並為國際同行所承認。 -
The basic principle, main properties, typical parameters, technical characteristics and general situation of klystron are introduced. the electron beam prebunching in the modulated cavity and shift tube of relativistic klystron amplifer ( rka ) is studied analytically, a self - consistent equation of radiation generated by the prebunched electron beam in the radiation cavity is derived using the field method of particle ? wave interaction instead of the electrical circuit method, and in terms of it, the gain in the linear regime calculated, a field analysis method is proposed. the theory analysis shows that the characteristic parameters, such as resonance frequency, real part of gap - impedance, external quality fadtor in all kinds of klystron output circuits including single - beam, multi - beam, single - gap, multi - gap, single - beammulti - gap, multi - beam multi - gap klystron output circuit, can be calculated by the field analysis method
本文系統的介紹了速調管的工作原理、主要特點、發展概況、主要性能指標和技術特點，解析的研究了電子束在相對論速調管放大器的調制腔和漂移管中的預群聚;用粒子波互作用的場方法導出了在輻射腔中預群聚電子束產生輻射的自洽方程，同時對線性區的增益進行了計算。理論分析表明，場分析法可用於計算單注單間隙、多注多間隙、單注多間隙和多注多間隙速調管輸出迴路的諧振頻率、間隙阻抗實部和外觀品質因數等特性參數。 -
The influences of electron beam and rf system parameters, magnetic field on output power, efficiency, bandwidth and gain are discussed
研究了電子注參量、高頻輸入功率及頻率、外部磁場等對互作用效率、輸出功率及頻帶的影響。 -
And the simulation on the nonlinear beam - wave interaction of two - cavity gyroklystron is made. the influences of the drift length and beam voltage and current and the velocity ratio of the electron beam and et al. on efficiency and gain are analyzed in detail
並對34ghz兩腔迴旋速調管的注?波互摘要作用進行了大量的數值模擬研究，分析了漂移區長度、電壓、電流、速度lhq值、磁場k ， ； 、注入波功率等多種因素對互作用電子效率及增益的影響。 -
A novel high gain opto - electron detecting amplifier is proposed. to resolve the problem that weak traditional amplifiers could n ' t amplify signal effectively, this type of arnplifier is designed and elaborated here
本文提出了新型高增益光電轉換放大器的設計，在硬體上解決了光電信號轉換倍數小，信號弱的缺點，對電路組成模塊進行了詳細分析和闡述。 -
First, the paper researchs the spice simulation of single electron transistor based on curve approach and quasi - analytical model of single electron transisor, and simulate characteristic of single electon transistor with matlab tool. secondly, the paper combine spice simulation program with master equation of single electron transistor, put forward novel spice simulation method of single electron transistor based on master equation, by choose master state of single electron transistor and build master equation of single electron transistor, afterward gain nonlinear cortrolled source of spice model of single electron transistor by solve the master equation of single electron transistor and simulate v - i characteristic of single electon transistor by spice program, it ’ s result prove the method is availability precision comparing with master equation method
然後在此基礎上提出了基於主方程法單電子晶體管spice模擬新方法，本論文結合當前電路模擬軟體spice程序和單電子晶體管主方程模擬演算法，通過選擇單電子島電子數的主要狀態，建立單電子晶體管主方程，然後求解主方程，求得單電子晶體管spice等效模型的受控源的非線性函數，然後利用集成電路輔助分析軟體spice的abm （模擬行為建模）建立單電子晶體管（ set ） spice等效模型，利用set的等效模型對單電子晶體管v - i特性進行模擬，實驗證明此方法與直接解主方程法相比具有一定的精度。 -
Finally, the influence the radius of the electron beam, current of the electron beam, the acceleration voltage and the geometrical dimension of the slow - wave structure on small signal gain are discussed
研究表明：對應最大的增益，有一飽和電壓存在；小信號增益隨電子注電流的增大而增大；也隨電子注半徑的增加而增大。 -
The linear theory of the coaxial disk - loaded cylindrical waveguide twt is built and the dispersion equation with an annular electron beam of this twt is obtained according to self - consistent field theory and the field matching method. the computation results of the hot dispersion equation indicate the relations between the electron beam parameters and the small signal gain
利用自洽場理論以及場的匹配方法，推導出此結構在小信號條件下的熱色散方程，討論了電子注參量和慢波系統幾何參量與小信號增益和色散的關系。 -
Yueqing guanghua electric co., ltd is the quality net member unit of national electric welding machine and electron branch member unit of electricity association in china, it is the first group enterprise that has gain the production license of national mechanical industry
樂清市光華電子有限公司，系中國電焊機質量網成員單位，中國電器工業協會電力電子分會會員單位，是首批榮獲國家機械工業部生產許可證企業。 -
The influence of various electron beam parameters on the small signal gain is investigated and discussed by the numerical results. 5. the model of the coaxial disk - loaded cylindrical waveguide is manufactured to testify the dispersion properties of this structure
五、加工了同軸膜片加載圓波導慢波系統實驗模型，用諧振法測得的色散特性與理論數據良好吻合，從而驗證了同軸膜片加載圓波導慢波系統色散特性理論分析的正確性。 -
Materials - interaction of light with matter ( classical electron oscillator model ), absorption, emission, gain, plasmas
8 8物質?光與物質的交互作用（傳統電子震蕩模型） ，吸收，放光，光增強，等離子體。 -
The corrosion resistance of uranium surface treated with supercritical carbon dioxide ( scco2 ) has been studied by weight gain method and electrochemical method. the reaction product and surface element species have been studied by x - ray diffraction ( xrd ) and auger electron spectroscopy ( aes ) methods. the interaction mechanism of supercritical carbon dioxide with uranium surface by thermodynamics method was also studied
本論文用重量法、電化學研究方法評價了金屬鈾經超臨界co _ 2處理后的表面抗腐蝕性能，用aes 、 xrd等分析手段研究了超臨界co _ 2與金屬鈾表面的相互作用機理，並從熱力學角度對超臨界co _ 2與金屬鈾反應的可能性進行了研究。
分享友人