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- With sufficient forward bias, the diffusion capacitance can easily exceed the space charge region capacitance. 當正向偏壓足夠高時(shí),擴散電容很容易超過(guò)空間電荷壓電容。
- Space charge properties of FRP rod materials are influenced by temperature, field strength and high voltage application duration. 結果表明,在高壓直流電場(chǎng)作用下,芯棒材料內部積累的空間電荷的極性和密度受到溫度、電場(chǎng)強度和電場(chǎng)作用時(shí)間等因素的影響。
- The space charge accumulation can be taken as a measure for withstand of electrical and water treeing in samples. 空間電荷的測量可作為衡量改善試樣耐電樹(shù)枝和水樹(shù)枝能力的手段。
- Morphology has apparent effects on electric field threshold of space charge initiation. 微觀(guān)形態(tài)對空間電荷包產(chǎn)生的電場(chǎng)閾值有明顯影響。
- The design of the BPL 750keV beam transport system and the study of beam space charge effect in this system are descried. 本文闡述了北京質(zhì)子直線(xiàn)加速器(BPL)750 keV束流輸運系統的物理設計和束流空間電荷效應的研究.
- The formation and distribution of space charge in XLPE were measured using PWP and TSD methods, and the obtained results are very interesting. 用PWP和TSD法聯(lián)合對XLPE中空間電荷形成和分布進(jìn)行了測量,得出的許多有意義的結果,并對結果進(jìn)行了可能的分析。
- Simulation results show that space charge influences the beam envelope obviously but has little influences on the emittance. 結果表明:空間電荷效應對發(fā)射度影響不大,但對束流包絡(luò )影響較明顯;
- First, without the consideration of the space charge effect, the process of longitudinal direction beam bunching in MPG is given. 在不考慮空間電荷效應的情況下,模擬了在微脈沖電子槍中電子縱向聚束的過(guò)程。
- It coursed by the migrationof the oxygen omissions in the Ti-O octahedron,accumulation of space charge and humidity.(6 refs. 通過(guò)微觀(guān)導電機理分析,探明這主要是鈦-氧八面體中氧缺位之遷移、空間電荷積累以及潮濕環(huán)境作用所致。
- The role of the space charge wave is that it makes bunching reduce at small signal, but it makes bunching enhance at large signal. 并且分析了空間電荷波對電子束群聚的影響:在小信號時(shí)使群聚減??;在大信號時(shí)使群聚增強。
- Second, the formation of the saturation current affected by the space charge effect and bunching effect is studied in details. 進(jìn)而詳細研究了在空間電荷效應作用及相聚過(guò)程共同作用下形成飽和電流的過(guò)程。
- The increasements of the emittance and energy spread caused by space charge and coherent synchrotron radiation (CSR) in the merger part are studied. 研究了空間電荷效應以及相干同步輻射對束流發(fā)射度、能散及包絡(luò )的影響。
- Relationship of space space charge accumulation with electrical and water treeing in XLPE modified byEAA[J].Proceedings oftheCSEE,2001,21(7):5-8. EAA改性XLPE中空間電荷和電樹(shù)、水樹(shù)的關(guān)系[J].;中國電機工程學(xué)報;2001;21(7):5-8
- The space charge effect (SCE) of static induction transistor (SIT) that occurs in high current region is systematically studied. 摘要研究了靜電感應晶體管(SIT)在大注入情況下出現的空間電荷效應,分析了空間電荷效應的物理機制。
- The nonlinear space charge effect due to the nonuniform particle density distribution in bunched beam of a linac is discussed. 提出了在強流直線(xiàn)加速器中,由空間電荷束團的密度分布所引起的非線(xiàn)性效應。
- Relationships of space charge accumulation with electrical and water treeing in XLPE modified by EAA[J].Proceedings oftheCSEE, 2001, 21(7): 5-8. EAA改性XLPE中空間電荷和電樹(shù)、水樹(shù)的關(guān)系[J].;中國電機工程學(xué)報;2001;21(7):5-8
- However, the space charge effect seriously limits the direct extraction a low-energy ion beam containing industrially-satisfied high current. 然而,由于空間電荷的累積效應,嚴重地限制了引出一具有高電流的低能量離子束。
- Thermally stimulated current(TSC) is an important method to study the space charge accumulation and the trapping parameter in polymer. 熱刺激電流是一種研究電介質(zhì)電荷存儲及陷阱能級參數的重要手段。
- It is found that the change of threshold voltage value fits in exponential law with absorbed dose, which is caused by the effect of space charge and interface charge. 產(chǎn)生這種現象的原因是場(chǎng)效應管氧化物中的空間俘獲電荷與吸收劑量近似成線(xiàn)性變化,對閾值電壓變化和吸收劑量有近似線(xiàn)性的改變;
- Based on the single-mode and multi-mode space charge wave theory, the analytical expressions for the electronic conductance in a double gap coupling MBK cavity are derived. 該文基于空間電荷波理論模型,推導出多注雙間隙耦合腔電子電導的單模理論和多模理論計算公式。