譜線變寬 的英文怎麼說
中文拼音 [pǔxiànbiànkuān]
譜線變寬
英文
line broadening-
The influences of longitudinal phonon and transverse phonon on the softening and broadening in the magnon linewidth are compared, and the influences of the parameters are also illustrated
比較了縱向聲子與橫向聲子對磁振子譜的軟化與磁振子譜線增寬的影響，也討論了各項參數的變化對磁振子譜的軟化與磁振子譜線增寬的影響。The characteristic frequencies of the raman and infrared spectra of the fergusonite and aeschynite group minerals, monazites and the rare earth fluoro - carbonate minerals have been determined and assigned
（ 3 ）變生態礦物拉曼光譜的強度很弱、譜線寬而彌散，而退火晶態礦物的拉曼譜峰強而尖銳。To search for high - velocity molecular emission toward massive star formation regions, and to study the connections between h2o masers, iras objects and outflow properties, we carried out a co observation for a h2o maser sample. we found that most of the objects have excess high velocity emission produced by outflows ; we find a significant correlation between co line full widths and iras luminosities. the widths are proportional to the iras luminosities
通過在大質量恆星形成區搜尋高速分子輻射，並且研究它們與星際h _ 2o脈澤源和所聯系的紅外源之間的關系，我們發現絕大多數源都存在著氣體的高速運動並且它們是由分子外流產生的；我們同時發現在co分子的譜線全寬和所對應源的紅外光度之間存在很好的相關性，線寬隨紅外光度增加而變大。The energy level structures of the 4d core excited configuration 4d 5s25p5, final radiative configuration 4d105s25p4 and final auger configurations 4d105s25p3 and 4d105s15p4 of csv ion and all possible decay dynamics processes related to these configurations are all determined by mcdf method. we also compared the present results of radiative transition, oscillator strength and the line width with the results obtained by experimental spectra and the quasi - relativistic configuration interaction method and got a good agreement. we also make prediction for some dominant features of the auger electron spectrum emitted by the auger decay process of the 4d95s25p6 core excited states
論文第三章中詳細的介紹了cs離子的4d內殼層電子激發組態4d ~ 95s ~ 25p ~ 5 、輻射末態4d ~ （ 10 ） 5s ~ 25p ~ 4及auger末態4d ~ （ 10 ） 5s ~ 25p ~ 3和4d ~ （ 10 ） 5s5p ~ 4的能級結構及各種可能的輻射和auger衰變過程，獲得了與已有的實驗結果和相關的半經驗準相對論組態相互作用計算結果相符的輻射躍遷能、振子強度以及線寬，預言了4d ~ 95s ~ 25p ~ 5態的以auger衰變為主的auger電子譜的特性。As the thermal conductivity detector is used in the modern - gas chromatography analytical instrument, it hassome abvantages of the simple structure, wide linear determining range ang good stability
摘要在氣相色譜儀中，採用熱導檢測器檢測物質成分的濃度變化，具有構造簡單、測定范圍廣、穩定性好、線性范圍寬等優點。Based on the viewpoint of interaction between waves in plasmas, the partial differential equation that causes the spectral lines broadening has been deduced from radiation transfer equation of high - frequency electromagnetic waves in plasmas. the numerical solution has been obtained by using the fortran program we compiled. we concretely calculated the spectral lines widths of and fraunhoferx 3704 in corona, fj / a4923. 9 in dwarf nova oy car and f. / a4934 in the variable star rr lyrae
本文從等離子體波與波相互作用觀點出發，由高頻電磁波輻射轉移方程導出了引起譜線寬度變化的偏微分方程，編寫fortran程序求解偏微分方程的數值解，具體計算了日冕綠線f _ exiv 5303和夫朗禾費線3704 、矮新星oycarf _ eii 4923 . 9 、天琴rr型變星f _ ei 4934的譜線加寬值，對以上各譜線加寬中的等離子體致寬效應作了初步計算。Optical microcavity arouses great interest in condensed state physics. it can change characters of spontaneous emission, such as spectral full width at half - maximum, light intensity at peak and so on
光學微腔是目前凝聚態物理的研究熱點，它能夠改變自發發射的特性（譜線寬度、發光強度等） 。By use of g. d. shen ' s tunneling cascade theory we have fabricated high performance and high power tunneling cascade ingaas / gaas / algaas 950nm / 990nm double wavelength strained quantum well lasers on the basis of former tunneling cascade high power lasers and high brightness light emitting diodes. the lasers " two peak wavelength are 95 ? nm and 990 ? nm. el spectrum ' s fwhm is 3nm
在以往隧道級聯大功率應變量子阱激光器及高亮度發光管的理論研究與實驗的基礎之上，採用沈光地教授提出的隧道級聯思想，成功研製出基於ingaas gaas algaas材料的高性能大功率隧道級聯950nm及990nm雙波長應變量子阱激光器，激射波長分別為952 2nm和990 2nm ， el譜的譜線寬度約3nm ，未鍍膜器件單面最大輸出光功率可達2w以上，閾值電流最低達120ma 。Anti - jamming capability of interferometer direction finder with multi channel receiver is analyzed and studied. measures for control co - channel jamming are given : reduce intererence strength by antenna character, change gate level of receiver, alter df bandwidth, make use of the pause function of display and a type of filter
提出了抗同波干擾的若干措施：利用天線的方向圖抑制干擾信號、改變接收信號的門限電平、改變測向帶寬、利用屏幕顯示的暫存功能、倒譜同態濾波方法等。Solving the rate equation numerically, the influence of the factor a and the reflectivity r on the transient characteristics of the ecld has been analyzed when the shape of the hysteresis loop looks like a parallelogram approximately
通過對速率方程組進行數值求解，分析了當ecld雙穩環呈現近似的平行四邊形時，譜線展寬因子和ld鍍膜端面反射率r對雙穩跳變瞬間動態特性的影響。It is shown that the pump parameter and intensity noise correlation time are the major factors of the first - order - like transition. angular noise correlation time has great influence on the linewidth in the power spectrum
研究結果表明，抽運參量和噪聲相關時間是激光系統出現一級相變類比的關鍵因素，角噪聲相關時間對強度譜分佈中的線寬影響較大。By using the projective covering method and projective covering probability, fractal and multifractal dimensions of different types of landform sueface above are computed. results show that all the studied landform surface are not simple fractals, but multi - range scaling fractals, and the fractal dimensions increase with the landform type from basin to mid - low mountain and high mountain. nevertheless, different type landscapes perform different dq - q curve shapes. which the dq value has the widest range in the high mountain type, the second one is the mid - low mountain type, and then the basin type
對不同時段地震形變場圖象多重分形特徵的研究表明，震源區及近震源區強震前垂直形變圖象都出現信息維降低，多重分形譜曲線dq變陡，值域范圍變寬的特徵，說明在強震前地殼垂直形變出現了局部化、不均勻性增強的行為，這些對地震預報都有重要的實際意義。In addtion, the growth rate of low temperature insb buffer layer was 0. 26 m / h, which was obtained by rheed intensity oscillation curves. growth temperature of insb epilayers were investigated with sem and dcxrd, and it was found that the optimum temperature was 440. a 2. 1 m insb layer grown at 440 had an x - ray rocking curve of 412 arcsec, the strain relaxtion was about 99. 02 %
通過掃描電鏡形貌觀察與能譜分析發現:溫度較低時sb的表面遷移率低，容易在表面堆積;結合x射線雙晶衍射分析，確定高溫insb外延生長的最佳襯底溫度為440 ，該溫度下生長2 . 1 m的樣品x射線半高峰寬為412 ，應變弛豫99 . 02 % 。It points out that the signal which is located on the edge of filter is changed but still keeps the characteristics of lfm signal, so traditional lfm signal parameter estimation algorithms can be used. ( 3 ) the effects of parameters of analog - digital channelized receiver on lfm signal parameters estimation are discussed
（ 2 ）對超寬帶線性調頻信號通過通道化之後的頻譜結構變化進行了定性的分析，指出超寬帶線性調頻信號在通過通道化之後，其位於通道邊緣的部分發生了較小變化，但仍具有線性調頻信號特徵。These are correlation characteristic parameter, fourier spectrum characteristic parameter, power spectrum characteristic parameter, time domain amplitude characteristic parameter, linear prediction coding coefficients, instantaneous characteristic parameter, absorb and decay coefficient, velocity characteristic parameter and wavelet packet transform characteristic parameter. the parameters contain the surface relatively wide, the prediction which is suitable for the goal of many kinds of seism needs
分別為：自相關特徵參數、付立葉譜特徵參數、功率譜特徵參數、時域振幅特徵參數、線性預測編碼系數、瞬時特徵參數、吸收衰減系數、速度類特徵參數和小波包變換特徵參數，參數涵蓋面較寬，適用於多種地質目標的預測需要。Theoretical analysis shows : compared with oled, moled with alq3 as light - emitting layer can emit different wavelength light by modulating length of cavity, spectral full width at half - maximum of moled changes from 100nm to 10nm ~ 20nm and the light intensity at peak is increased by about 20 times, and luminous efficiency can be enhanced
理論分析表明：通過調節腔長，用alq3作發光層的moled可以發出不同中心波長的光，譜線寬度由oled的約100nm變為10 ~ 20nm ，峰值光強提高20倍左右，總發光效率也有所提高。Basing on hough transform, two - valued spectral pattern image is fitted to linear array single - element wide and different - distance apart, and then position information of every line in the array is noted by order. searching the fitted linear array by initialized value and the identifying goal is accomplished
以霍夫變換為理論依據，將二值化譜線圖像擬合為單像素寬、距離不等的直線組，並按次序記錄每條直線的位置信息;根據初始化的預定值，搜索擬合所得直線，完成譜線的識別工作。分享友人