色散譜 的英文怎麼說
中文拼音 [shǎisǎnpǔ]
色散譜
英文
dispersion spectrum-
The spectrograph uses a concave diffraction grating that provides a wavelength dispersion of 4. 2a°/mm in the first order.
光譜儀用了一塊凹面衍射光柵,第一級光譜的色散度為42埃毫米。X - ray wave length dispersive spectrometer, x
射線波長色散譜儀By using matsubara green function theory, we have studied the magonon spectrum and calculated the magnon dispersion curve on the line in the brillouin zone for different parameters in the system
利用格林函數方法研究了磁振子聲子相互作用下的二維絕緣鐵磁體的磁振子譜,計算了布里淵區的線上的磁振子色散曲線。The objective of pif is to realize a certain distribution of interference spectrum, while that of the achromatic wave plate is to realize the retardation by using several crystals to modulate the input beam
Pif是要實現一定的干涉光譜分佈;消色散波片則是要通過多塊晶體對入射光的調制實現一定的位相延遲。In this method of measuring time - resolved spectrum, a special light beam modulator translates the time - distribution of an optical spectrum into a space - distribution of light intensity of the light beam, and the space - distribution spectrum is dispersed by a multi - spectrometer, then it is detected by an ordinary 2 - d ccd array detector
瞬態時間分辨譜測量方法的主要思想:使用特殊光束調制器把光譜隨時間的變化過程轉化為光強的空間分佈,經色散后,以二維探測器接收並轉換光信號為電信號,用通用計算機控制採集並處理光譜數據。Propagation of spectra affected by third - order dispersion in dispersion - decreasing fiber near zero dispersion wavelengths was studied by means of numerical simulation
摘要為探討三階色散對脈沖傳播的意義,用數值模擬的方法討論了在色散緩變光纖中零色散波長附近三階色散對脈沖頻譜演變的影響。It is more suitable for the broader sc spectrum generation when the dispersion curve of the fiber is flatter and distance between the two zero - dispersion wavelengths of the fiber is farther from each other
光纖的色散曲線越平坦,色散曲線的兩個零色散波長相距就越遠,也越有利於超連續譜的展寬。It is found that flat and wideband sc ca n ' t be obtained in common dispersion - shifted fiber, and dispersion - flattened fiber with small normal gvd is most suitable for flat and wideband sc generation ( 2 ) sc generated in dispersion - flattened / decreasing fiber is studied profoundly
結果表明,利用自相位調制效應在常規色散位移光纖一般不能產生平坦、寬帶的sc譜。具有較小正常色散的色散平坦光纖有利於平坦、寬帶sc譜的形成。 ( 2 )研究了色散平坦漸減光纖中sc譜的產生。Standard test method for determination of trace metals in petroleum coke by wavelength dispersive x - ray fluorescence spectroscopy
利用波長色散x射線熒光光譜學測定石油焦中痕量金屬的標準試驗方法With dispersion, xpm can induce intensity fluctuations and timing jitter of the pulses in the receiver. it can also cause the spectral spreading of the channel so that crosstalk is introduced. all these effects put a tight limit on the capacity of the systems
它與色散共同作用,會導致接收端光脈沖的變形(強度起伏) 、光脈沖的時間抖動以及通道的頻譜擴展,這些後果都會限制系統的性能。The results show that, as for the single - mode transmission, the dispersion relations yet include space - dispersion ( k dispersion ) which relates to angular spectrum of fields of in - waveguide, in addition to the material - dispersion and the waveguide - dispersion
分析結果表明:對于單模傳輸,色散關系中除了與頻率有關的材料色散和波導色散外,還應包括與輸入端光場的角譜有關的空間色散( k色散) 。Chapter4 : the sc spectrum generated in the dispersion - flattened and decreasing fiber is theoretically researched
第四章:研究了色散平坦漸減光纖中超連續譜的產生情況。Standard test methods for chemical analysis of ceramic whiteware materials using wavelength dispersive x - ray fluorescence spectrometry
使用波長色散x射線熒光光譜法進行白色陶瓷材料化學分析的標準試驗方法In this project we use etching method x - ray transmission and tem observe and study the form mechanism of cell structure and linear structure ; use sem observe cell structure directly and evaluate effect to the electrical properties of substrate ; at last, use high resolution tem and eds to observe and identify the nature of microdefects
發現幾乎所有高位錯密度的si - gaas單晶的表層都具有網路狀胞狀結構或系屬結構,首次對該胞狀結構和系屬結構的形成機制進行了研究;直接觀察微缺陷,配合eds (能量色散譜)鑒定si - gaas中微缺陷的物理本質,同時分析其產生原因,討論與位錯的相互作用。The spectra characteristics, dispersion and time delay of the fiber gragg grating are analyzed and simulated with couple - mode theory
利用耦合模理論對光纖布喇格光柵的光譜特性、色散和時延特性進行分析和計算機模擬。The calculation of prism dispersion spectral line ' s geometrical bending deviation
棱鏡色散譜線幾何彎曲偏離的計算Compare the results of the couple - mode theory, muti - films theory and the transfer matrix method, improve calculation of the delay and dispersion spectrum, 2
比較分析了光纖光柵主流演算法的優缺點和各自的應用特點,並對時延、色散譜的計算方法進行改進。Abstract : the surface defects of silver coins was analysed with augerelectron spectroscopy ( aes ), scanning electronic microscope ( sem ) and energy dispersive spectrum ( eds )
文摘:採用掃描電鏡、能量色散譜和俄歇電子能譜檢測方法,對銀幣表面缺陷進行了分析。Edx analysis was carried out to obtain additional information about the elemental composition. it revealed an average n content of 19at. % in the samples when c2h8n2 was selected as the nitrogen source, which was obviously higher than that when nrtcl was used ( 1 % )
X -射線能量色散譜儀( edx )對980下制備的樣品進行了定量分析,其平均含氮量為19at . ,明顯高於以氯化銨為氮源時cn _ x納米管的含氮量( 1 ) 。The effect of growth parameters on the morphology, structure and chemical compositon of sic whiskers have been characterized by x - ray diffraction ( xrd ), scanning electron microscope ( sem ), energy dispersive x - ray spectroscopy ( eds ) and transmission electron microscope ( tem )
運用x射線衍射( xrd ) 、掃描電子顯微鏡( sem ) 、電子能量色散譜( eds ) 、透射電子顯微鏡( tem )等表徵手段,系統研究了工藝參數對sic晶須形貌、結構和化學成份的影響。分享友人