核輻射譜 的英文怎麼說
中文拼音 [héfúshèpǔ]
核輻射譜
英文
nuclear radiation spectrum-
Nuclear instrumentation ; portable gamma radiation meters and spectrometers used for prospecting ; definitions, requirements and calibration
核儀表.勘測用便攜式輻射線計和譜儀的定義要求和校準Four kinds of 7 - ( n, n - diethylamino ) coumarins with highly active groups were synthesized under microwave irradiation and their structures were characterized by ir, nmr
摘要採用微波輻射技術合成了4種帶有較強反應基團的7 -二乙胺基類香豆素，並通過紅外光譜、核磁共振等手段對產物的結構進行了表徵。The system, based on 89c51, has two stages of sampling and holding circuits, which can discriminates positive - going edge and negative - going edge of signals, providing signal peak information
如果以橫坐標為信號道址、縱坐標為道址對應的計數率，可以得到一條核輻射譜線。Therefore, the crucial factor of technology of nucleus - detection is nuclear spectrum data collecting system whose core is the multi - channel analyzer ( mca )
所以以多道脈沖幅度分析器為核心的核能譜數據採集系統，是核輻射探測技術的關鍵。It proves that the accuracy of the obtained photon fluence by this kind of method is acceptable. overall, pulse photon fluences in the pulse accelerator and the radiation field caused by pulse reactor have been obtained by strict experimental studies and theoretical calculation in this paper. it provides the technological support to calibration of detectors for physical diagnosis in nuclear exploding
簡而言之，通過嚴格的實驗研究和理論計算，本文測得了12mv脈沖加速器的x射線譜和liftld對較寬能區的中子的let效應因子值，並通過研製的均勻固體電離室測得了脈沖加速器和脈沖堆輻射場的光子注量，解決了幾個相關的技術難題，為核爆診斷探測器的標定提供了技術支撐。The other has two metal - insulator - semiconductor ( ms ) contacts with lower leakage current ( less than 4 pa, 300v ) and better energy resolution ( about 10 % fwhm for 241am 59. 5kev line ) and poor working stability. in theoretical studies, the analysis on the phase equilibrium in the vapor growth of cdse single crystals shows that the stoichiometry of cdse crystals can be controlled effectively by controlling the stoichiometry of starting materials and the vapor growth temperature. besides, the investigation of the transporting properties of charge carries in cdse detectors indicates that the noise in energy spectrum detected by using the detectors with msm structure is caused by the hole injection, which is induced by electron injection and the light injection
本文把cdse單晶體的生長、單晶體的成分、單晶體的性能以及單晶體在室溫核輻射探測器中表現出來的性能結合起來進行了比較系統的研究；採用垂直無籽晶氣相提拉法生長出了電阻率為10 cm量級、尺寸為中10mm 30mm的單晶體；制備出了能量解析度達10 （ fwhm ） （對~ （ 241 ） am59 . 5kev譜線而言）的cdse室溫核輻射探測器，取得了較好的研究結果。Radiation protection instrumentation - measurement of discrete radionuclides in the environment - in situ photon spectrometry system using a germanium detector
輻射防護儀器.測量環境中的放射性核素.使用鍺探測器的現場光子光譜測定系統In this paper, by neutron radiation detection with the passive method, the study on detectability, neutron spectra, etc. for the plutonium combined systems including the stimulated nuclear warhead assembly are introduced
摘要介紹了通過探測中子輻射，用被動方法研究了包括模擬核彈頭裝置在內的各杯組合系統的可探測性和中子能譜等內容。Nuclear instrumentation - guidelines for selection of metrologically supported nuclear radiation spectrometry systems
核裝置.計量學支持地核輻射光譜系統選擇指南分享友人