猝變 的英文怎麼說

中文拼音 [cùbiàn]
猝變 英文
cataclysm
  • 猝 : 形容詞[書面語] （突然; 出其不意） sudden; abrupt; unexpected
  1. The activation effect of zn2 + modification, including enhancement of emission intensity, slowing of luminescence decay and increasing of quantum yields, results from the formation of zns shell outside the nanoparticles, which is passivating the surface of nanoparticles, eliminating the surface quenching centers, so as to block the nonradiative transition pathways through these kind of quenching centers

    Zn ~ （ 2 + ）表面修飾在納米顆粒表面形成了zns殼層，鈍化了納米顆粒的表面，消除了表面猝滅中心，阻塞了通過表面猝滅中心進行無輻射躍遷的通道，從而使得發光強度增加，衰減變慢，量子效率提高。
  2. The damping force of radiation is a jumpulse of the time rate of change of force

    摘要「輻射阻尼力」是一種力變率的猝量。
  3. A sudden, violent disturbance of the mind

    腦猝變智力的突然的、劇烈的病變
  4. The sheer unexpectedness of it made my hair stir under my cap.

    這猝不及防的驚變，使我帽子下面的頭發都豎起來。
  5. Electrical relays - part 22 - 4 : electrical disturbance tests for measuring relays and protection equipment ; electrical fast transient burst immunity test

    電氣繼電器.第22 - 4部分:量度繼電器和保護裝置的電氣騷擾試驗.快速瞬變猝發騷擾試驗
  6. Electrical relays - part 22 - 4 : electrical disturbance tests for measuring relays and protection equipment - electrical fast transient burst immunity test

    繼電器.第22 - 4部分:測量繼電器和保護裝置的電氣干擾試驗.電氣快速瞬變猝發抗擾性試驗
  7. By calculated judd - ofelt parameters of the npre - 1 glass and luminescence dynamics equation, the author has get the changing curve about light intensity near 1540nm with the increase of er doped concentration. it was observed that the light intensity is the strongest when er doped concentration is 20mol % and the concentration - quenching phenomenon takes place after the concentration is bigger than 20mol %

    5 ）通過建立發光動力學方程，利用j - o計算得到的參數，得出npre - 1樣品1540nm處發光強度隨er3 +離子摻雜濃度的變化規律，看到er3 +離子摻雜mol濃度為20 %時發光最強，大於這個濃度后就發生了濃度猝滅效應。
  8. Objective to study acute myocardial ischemia, 70 rats had been used to produce myocardial ischemia. nitric oxide ( no ) had been measured in plasma. endothelin ( et ) and nitric oxide synthase ( nos ) had been studied with immuno - histochemical technique and an image analyzer, we wish to find sensitive methods for forensic identification of acute myocardial ischemia

    目的觀察大鼠急性心肌缺血模型早期正常區、交界區和缺血區心肌的病理改變， et和nos的表達和血漿no濃度的變化，試圖為急性心肌缺血猝死的法醫病理學鑒定提供客觀的形態學依據。
  9. If this area is overstimulated during the electrical brainstorm that is an epileptic fit, the consequence is an out - of - body experience

    如果大腦的這個部位在對癲癇病患者實行電擊而造成腦猝變時過度地被刺激，那麼結果就會讓患者出現體外經歷。
  10. These included mutations in the sodium channel gene scn5a, preiously associated with lqts and other unstable heart rhythm conditions and sudden death

    這其中包括鈉通道基因scn5a的突變，該基因以前發現與lqts 、其他不穩定心律失常以及猝死相關。
  11. Based on the theoretical analysis and experimental researches, it is presented that the wider spectra are resulted from the many fluorophores with large numbers of vibrational energy levels on the ground level in the blood cells, and the reduction of the spectral intensity is due to the reabsorption of the blood cells and the energy transfer of the collisions between the fluorophore and another one or other macromolecule. on the other hand, when the concentration of the blood cells is increased, the reabsorption of the blood cells, the secondary fluorescence due to the reabsorption and the influence of the concentration on the energy levels of fluorophores are all the factors of the red - shifted spectral peaks

    在進行理論分析和研究的基礎上，提出了因血細胞中存在多種熒光團，且這些熒光團的電子能級上又存在大量的不同的振動能級，從而導致被激發的熒光團發出較寬的熒光光譜；血細胞濃度的增大，熒光團以及其他大分子之間的距離變小，造成它們之間因碰撞的能量轉移概率加大，因而易產生熒光猝滅，結果導致熒光強度的變小；血細胞溶液中重吸收所導致的熒光猝滅和二次熒光發射，以及血細胞濃度的變化對其中熒光團能級系統的影響都是導致熒光峰值波長「紅移」的原因；進而研究了led光誘導血細胞產生熒光光譜的機理。
  12. A unified theoretical model was given considering thermal activation, phonon - assisted absorption and nonradiative energy transfer processes. ( 6 ) the relationship between the fluorescence and the composition in niobate - silicate and niobate - phosphate glasses was studied

    考慮熱激活、聲子輔助吸收過程與溫度猝滅建立了穩態動力學方程並對樣品熒光發射強度隨溫度的變化關系進行了量化解釋。
  13. Latest research indicates that long - qt syndrome ( lqts ) gene ariants contribute to sudden infant death syndrome ( sids )

    最新的研究表明，長qt綜合征基因變異導致嬰兒猝死綜合征。
  14. The study reealed that nearly 10 % of sids ictims hae mutations or ariations in these arrhythmia - susceptibility genes

    研究發現，幾乎10 %的嬰兒猝死綜合征的患兒有心律失常易感基因的突變或者變異。
  15. But in the moderate electric field 150 kv / cm, there is a sharp change in the configuration and charge distribution of the exciton, i. e. the exciton is directly split into an electron polaron and a hole polaron. the polarization and dissociation happen at a same time, which differs from that in conjugated polymers. and in the strong electric field 350 kv / cm, appear structural phase transition of the chain and luminescence quenching

    同時得到兩個重要的臨界電場值： 1激子解離電場ec1 （ 150kv / cm ） ，在此電場下激子發生瞬間解離，成為電子型極化子和空穴型極化子； 2結構相變電場ec2 （ 350kv / cm ） ，在ec2下二聚化晶格開始被等距晶格取代， ptcl絡合物鏈發生結構相變，並伴隨peierls能隙漸趨消失和發光猝滅的現象出現。
  16. In addition, the behaviors of the ptcl exciton in an applying electrostatic field were numerically explored. we came to the results that electric field has strong and interesting effects on the ptcl exciton. no dramatic polarization of the exciton is seen in weak electric field

    進一步研究激子對靜電場的響應，發現靜電場對ptcl激子的結構、電荷密度、電子能級均有明顯影響，即電場能夠降低ptcl激子的穩定性使其解離，並導致體系發生結構相變以及發光猝滅。
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