electron spectrometer 中文意思是什麼

electron spectrometer 解釋
電子分光光度計
  • electron : n. 【物理學】電子。 the electron beam 電子束。 the electron theory 電子(學)說。
  • spectrometer : n. 【物理學】分光儀,分光計。 a mass spectrometer 質譜儀。 a sound spectrometer 聲頻頻譜計。
  1. The scanning electron microscope provides information on chemical composition by use of x-ray spectrometer attachments.

    掃描電子顯微鏡能利用x射線譜儀的附件來提供化學組份的信息。
  2. Fundamental of laser 40ar / 39ar dating method : our laboratory has successfully set up the laser microprobe 40ar / 39ar geological dating method. our works include adjustment of the high - gain electron multiplier in mass spectrometer and correction of mass discrimination, adjustment of the laser, test for absorption ability of minerals to laser, designing and manufacturing high - vacuum sample chamber, sample preparation and irradiation, research on the variability of j values on the surface of rock chips, measuring atmospheric argon, determination and correction of blanks and ages, etc. the laser microprobe technique is particularly effective for some geological samples. it can be used, for example, for research of distribution of the components in extremely small samples that are very difficult to be separated and purified and those which contain excess argon

    本文首先從常規~ ( 40 ) ar ~ ( 39 ) ar階段升溫定年實驗室的改進入手,進而建立了激光~ ( 40 ) ar ~ ( 39 ) ar定年實驗室,利用這兩種先進同位素地質定年方法,結合其他手段,對青藏高原腹地和北緣的阿爾金斷裂系多期地質事件進行了詳細的同位素年代學研究:一、參照國際先進實驗室的流程,對我們的常規~ ( 40 ) ar ~ ( 39 ) ar階段升溫實驗室在樣品的預處理、樣品的照射條件和系統空白測量及校正等方面進行了改進,使之產出的同位素年代數據更可靠並為國際同行所承認。
  3. Electron paramagnetic resonance spectrometer esr

    電子順磁共振波譜儀
  4. Electron paramagnetic resonance spectrometer

    電子順磁共振波譜儀
  5. A reliability experiment of thermal aging was carried out for the two types of joints, scanning electron microscopy, energy dispersive x - ray spectrometer and micro x - ray diffractomer were adopted to investigate the interfacial evolution behavior of joints, and kinetics model of imc formation was established. the results show that imc growth follows the parabolic law as a function of aging time at certain aging temperature, imc growth is more sensitive to the aging temperature than the aging time, the activation energy of cu - al imc growth is 97. 1kj / mol and the major forming cu - al imc are cual2 and cu9al4, the activation energy of au - al imc growth is 40. 1kj / mol and the main au - al imc are au4al and au5al2, with au2al and aual at the interfacial periphery of joints, the rate of cu - al imc growth is about 1000 times slower than that of au - al imc, and kirkendall voids and cracks are easily appeared during thermal aging in gold ball bonds while voids and cracks are absent in copper ball bonds even after aging at 200 for 2900 hours and 250 for 169 hours

    研究結果表明:金屬間化合物厚度與老化時間的關系符合拋物線法則,金屬間化合物的生長對老化溫度比老化時間更加敏感; cu - al金屬間化合物生長的激活能為97 . 1kj / mol ,老化后金屬間化合物呈層狀分佈,主要相為cual2和cu9al4 ; au - al金屬間化合物生長的激活能為40 . 1kj / mol ,主要相為au4al和au5al2 ,同時在界面周邊區域生成了au2al和aual ;老化過程中cu - al金屬間化合物生長速率比au - al金屬間化合物生長速率小103數量級;金絲球鍵合點200老化96小時出現了明顯的kirkendall空洞和裂紋,但銅絲球鍵合點200老化2900小時和250老化169小時都沒有形成空洞和裂紋。
  6. This study was focused on the occurrence characteristics of the cryptomelane - bearing ores and the mineralogical characteristics of natural cryptomelane. the morphology, chemical and structure features of natural cryptomelane were characterized by means of powder x - ray diffraction, scanning electron microscopy, electron probe microanalyzer, energy dispersive spectrometer and x - ray fluorescence

    利用x -射線粉晶衍射掃描電鏡電子探針電子能譜和x熒光光譜對天然錳鉀礦的形貌特徵化學成分結構特徵進行研究,結果表明天然錳鉀礦晶體形態主要為針狀纖維狀,沿
  7. Standard practice for calibration of the electron binding - energy scale of an x - ray photoelectron spectrometer

    X -射線光電分光儀的電子結合能刻度表校準的標準實施規程
  8. Test methods for determining hermeticity of electron devices with a helium mass spectrometer leak detector

    用氦質譜儀檢漏器測定電子元件密封性的試驗方法
  9. The commonly seen gold - carrying minerals in hard - to - leach gold ores - pyrite and arsonpyrite were used in the experiment. through sweep electron microscope ( sem ) and energy dispersive x - ray spectrometer ( edx ), the change law of the shape and appearance characteristics of the gold - carrying minerals under the mechanical activation function of drum grinding and other activation function were studied so as to provide a reliable basis for the study on the mechanism of the effect of mechanical activiation on the intensification of leaching process

    採用難浸金礦常見的載金礦物? ?黃鐵礦和毒砂做試驗,通過掃描電鏡( sem )和x射線能譜儀( edx )研究了在滾筒磨的機械活化作用和不同的活化條件下載金礦物形貌特徵的變化規律,為弄清機械活化作用強化浸出過程的機理提供了可靠的研究依據。
  10. Bes ( beijing spectrometer ) is a large - scale particle detector which is going to run on the upgraded beijing electron positron collider ( bepc )

    北京譜儀( beijingspectrometer , bes )是即將運行在改進后的北京正負電子對撞機( beijingelectronpositroncollider , bepc )上的大型粒子探測裝置。
  11. The hamamatsu r5924 photomultiplier tube of mesh type will be used for the time - of - flight counter of the beijing electron - positron spectrometer ( bes )

    摘要北京譜儀中的飛行時間探測器將採用濱松公司生產的細網型光電倍增管r5924 。
  12. Innovative designed k - alpha electron spectrometer

    電子能譜儀
  13. Ultraviolet photo - electron spectrometer

    紫外光電子能譜儀
  14. X - ray photo - electron spectrometer, x

    射線光電子能譜儀
  15. Auger electron energy spectrometer

    俄歇電子能譜儀
  16. Auger electron spectrometer

    俄歇電子能譜儀
  17. They used liquid and gas chromatography to fractionate the sample into its molecular constituents ; an electron beam then fragmented the separated molecules in a mass spectrometer to produce a spectrum indicating the basic chemical components

    他們運用液相與氣相層析法,將樣本的組成分子分開,然後導入質譜分析儀,以電子束使已分離的分子斷裂,進而產生出可識別基本化學組成的圖譜。
  18. The beijing electron position collider ( bepc ) and the beijing spectrometer ( bes ) are upgrading now. the drift chamber is a very important detector in bes

    北京正負電子對撞機( bepc )和北京譜儀( bes )正在升級改造中,漂移室( dc )是北京譜儀上最重要的子探測器之一。
  19. After ameliorate the hardware of the spectrometer, there are many kinds of noise added to the system inevitably. they are hot - noise and disperse - noise in electron circuitry and the wavelength excursion due to the grating turning

    光譜儀經過硬體改造以後,不可避免地將電子方面的噪聲帶入到系統中,其中主要包括電子線路中的熱噪聲和散粒噪聲(白噪聲)以及光柵轉動過程中的機械誤差引起的波長漂移。
  20. Energy olss of electron spectrometer

    電子能量損失譜儀
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