輻射閾 的英文怎麼說
中文拼音 [fúshèyù]
輻射閾
英文
radiation threshold-
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。Standard test method for separating an ionizing radiation - induced mosfet threshold voltage shift into components due to oxide trapped holes and interface states using the subthreshold current - voltage characteristics
利用亞閾值安伏特性測定由於氧化空穴和界面態產生的電離輻射感應金屬氧化物半導體場效應晶體管閾電壓偏移分量的標準試驗方法We presents a detailed studied of the linewidth of parametric light in clbo - opo caused by the linewidth of pumping beam, off axis phase matching, divergence angle of pumping, time above threshold, high gain coefficient of nlo crystal, fluctuate of cavitylength, spontaneous radiation, according to the momentum and energy conversion laws, and the sellmeier equations of the clbo, we calculated curves of the type - i and type - ii compared with the bbo ' s
根據能量動量守恆關系和clbo的色散方程，詳細分析了由於泵浦光的線寬、泵浦光偏軸泵浦、泵浦光的發散角、泵浦光功率超過參量光振蕩閾值一定倍數、高增益系數、有效腔長波動以及自發輻射引起的參量光線寬，並得到了與bbo晶體在類、類相位匹配下比較的理論曲線。Optics and optical instruments - preparation of drawings for optical elements and systems - laser irradiation damage threshold
光學和光學儀器.光學元件和系統制圖準備.激光輻射損害閾Secondly, other parameters such as temperature difference and emissivity of target and sky, molecular absorptive transmittance, instantaneous field of view ( ifov ), contrast threshold and radiant wavelength are discussed in detail
然後，對目標天空背景溫差、發射率，氣溶膠衰減系數，瞬時視場、對比度探測閾值以及輻射波長等參數作了詳細討論。Determination of the detection limit and decision threshold for ionizing radiation measurements - part 7 : fundamentals and general applications
電離輻射測量的探測極限和判斷閾值的測定.第7部分:基本原理和一般應用Determination of the detection limit and decision threshold for ionizing radiation measurements - part 8 : fundamentals and application to unfolding of spectrometric measurements without the influence of sample treatment
電離輻射測量的探測極限和判斷閾值的測定.第8部分:基本原理和不受樣品處理影響的光譜測量演變的應用The effects of radiation on the eyes are causing cataract, which is the opacity of the lens
輻射對眼晶體的影響是會引致白內障。白內障是眼晶體產生混濁的一種疾病，有明顯的閾值。Firstly, the integral - differential equation described the radiation field evolution is derived, and then the instability of its solution is also investigated analytically. by using the perturbation and iteration method, the threshold detuning and threshold linear growth rate of the unstable solution are analyzed and discussed in detail
首先，建立了一個描述輻射場演化的積分一微分方程，解析分析了系統解的不穩定性，並採用線性方程解的微擾迭代方法進一步對系統不穩定解出現的失諧量閾值和線性增長率閾值等作了詳細討論。Adopting the amendatory rate equation, the threshold of the micro - cavity has been studied and the conclusion is shown as following : if there is not non - radiation transition, the pump velocity just need to compensate the photon velocity escaped from the cavity, and the intensity of output light will direct ratio to the intensity of input light then we got a micro - cavity laser with no threshold
採用修正的速率方程對微腔激光器的閾值進行研究，得到如下結論：在沒有無輻射躍遷時，激光器的泵浦速率只需恰好補償光子向腔外的逃逸速率，輸出光強隨著輸入泵浦光強性線增加，實現所謂的「無閾值」激光器。So the conventional solid windows have been becoming the threshold of the laser energy ' s promotion and the optical quality ' s improvements. to solve the above - mentioned problem of hel ' s output solid windows the concept of aerodynamic windows ( abbr. adw ) is proposed according as the property of gas, i. e
由於氣體介質具有對電磁輻射選擇吸收的特性，而且其擊穿功率閾值也特別高，因此為了解決上述高能激光器固體輸出窗口的「瓶頸」問題，根據氣體介質的這一特性，提出了氣體動力學輸出窗口（簡稱為氣動窗口， adw ）的解決方案。We also experimentally observed the effect of sodium atom - molecular collisions and sodium atom - atom collisions on the line - shape and intensity of fluorescence spectra. in addition, the optically pumped infrared stimulated emission and energy transfer up - conversion process are observed in pr3 + : y2sio5, and with the threshold energy, temperature dependence and divergence angle for the stimulated radiation are measured
此外還研究了摻雜在固體y _ 2sio _ 5中的pr ~ （ 3 + ）的光泵紅外受激輻射和能量轉移上轉換，分別測得了紅外受激輻射的閾值能量和發散角，並擬合得出了能量轉移速率。The gasoline flame radiation intensity and flicker frequency are both monitored to improve the system reliability. thus it is trusted “ flame on ” only under the case when the radiation intensity and flicker frequency are both above the threshold values ; otherwise it is treated as “ flame blowout ”. then the transmitter, the displayer and the software also are present
本設計中採用同時測量火焰輻射強度和燃燒時閃爍頻率的方式保證監測的可靠性，當頻率和強度均高於設定的閾值時，判定為「有火」 ;反之，判定為「無火」 。Standard guide for transient radiation upset threshold of digital integrated circuits
數字集成電路的瞬時輻射固定閾的標準指南Determination of the detection limit and decision threshold for ionizing radiation measurements - fundamentals and applications to counting measurements on filters during accumulation of radioactive material
電離輻射測量探測限和判斷閾的確定.基本原則及對放射材料累積過程中過濾器計數測量的應用Confirm the way to supply and storage the solar and wind energy, and confirm the scheme of the system ; three kinds of operation ways in the system have been analysed, then corresponding mathematics model has been set up ; finally figure out the solar energy radiate threshold value
根據確定太陽能和風能的供能、儲能方式，確定系統總體方案;對系統的三種運行方式進行了分析，並建立相應的數學模型;計算出系統控制的太陽能輻射閾值。Compared to gan, which is one of the most successful wide - band semiconductor materials at present, zno is promising : high - quality zno with very low defect densities can be synthesized at much lower temperature than gan ; zno can emits light with shorter wavelength than blue light emission from gan ; zno has higher excitonic binding energy ( ~ 60mev for zno, 25mev for gan ), which promises strong photoluminescence from bound excitonic emissions at room temperature ; meanwhile, homogeneous bulk zno is available
和gan相比， zno薄膜具有生長溫度低，激子復合能高（ zno ： 60mev ， gan ： 21 25mev ） ，受激輻射閾值較低，能量轉換效率很高等優點。有可能實現室溫下較強的紫外受激發射，制備出性能較好的探測器、發光二極體和激光二極體等光電子器件。Determination of the detection limit and decision threshold for ionizing radiation measurements - fundamentals and general applications
電離輻射測量探測限和判斷閾的確定.基本原則和一般應用Determination of the detection limit and decision threshold for ionizing radiation measurements - fundamentals and applications to measurements by use of transient mode
電離輻射測量探測限和判斷閾的確定.基本原則和對瞬態測量方法的應用Determination of the detection limit and decision threshold for ionizing radiation measurements - fundamentals and application to counting measurements with the influence of sample treatment
電離輻射測量用探測限值和判斷閾的確定.基本原則和對經過樣品處理的計數測量的應用分享友人