電子放射變化 的英文怎麼說

中文拼音 [diànzifàngshèbiànhuà]
電子放射變化 英文
betatopic change
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 子 : 子Ⅰ名詞1 （兒子） son 2 （人的通稱） person 3 （古代特指有學問的男人） ancient title of respect f...
  • 放 : releaseset freelet go
  • 射 : Ⅰ動詞1 （用推力或彈力送出） shoot; fire 2 （液體受到壓力迅速擠出） discharge in a jet 3 （放出） ...
  • 電子 : [物理學] [電學] electron
  • 放射 : radiate; emit; blas; radiation; emission; shooting; shedding; abjection; emanation; effluence
  1. The radioactive transformation giving rise to these electrons was known as beta decay.

    產生這種電子的放射性變化，稱為衰變。
  2. Based on the theory of glow discharge, the angle distribution of electron and the recombination process are simulated by adopting monte carlo method. the doping process of n - type diamond film is investigated by this method for the first time. the results indicate : 1 ) the scattering angle of electrons near the substrate is mainly lange - angle, which is helpful to grow diamond film over a large area when glow discharge is kept ; 2 ) after considering the recombination process, the number of particles distribution is provided

    主要結果如下： （ 1 ）研究了電子在雪崩碰撞和分解電離后的角分佈情況，結果表明基片附近電子的散射以大角散射為主，在維持輝光放電的條件下，較高的偏壓和工作氣壓對金剛石的橫向連續成膜是有益的； （ 2 ）考慮了低溫合成金剛石薄膜過程中電子與各種碎片粒子的復合過程，給出了不同的復合系數情況下的粒子數分佈，結果顯示各種碎片粒子的分佈隨復合系數的變化會出現粒子數分佈的漲落現象。
  3. The properties of cn thin films such as their morphology, component, crystal structure and the bonding structure and the relation between those properties and the gas - phase reaction parameters were discussed, showing that the deposition of p - c3n4 thin film is the compete result of various reaction processes in the dynamics balance conditions ; the process of cn films depo sition is diagnosed in situ through the optical emission spectra technique, the effects of experimental parameters on the concentration of the precursors and the gas - phase reactions in the plasma have been obtained ; the main reaction precursors for film deposition identified ; the relation between the characteristics of cn thin films and the reaction process in the plasma is analyzed. the cn thin films deposition under different substrate temperatures in high pressure pe - pld shows that the si atom of the substrate has participated the cn films growth process, based on this the growth mode of cn thin films on the si substrate is proposed. the further experiment of cn thin films deposition on si substrate scratched by diamond as well as covered with fe catalyzer has been attempted, which indicates that changing the dynamics conditions of the surface reaction can alter the growth characteristic of the cn thin films and can enhance obviously the films growth rate

    採用pld技術進行了碳氮化合物薄膜沉積，得到了含氮量為21at的cn薄膜；研究了襯底溫度和反應氣體壓強對薄膜結構特性的影響，給出了cn薄膜中n含量較小、 sp ~ 3鍵合結構成分較少和薄膜中僅含有局域cn晶體的原因；引入脈沖輝光放電等離子體增強pld的氣相反應，給出了提高薄膜晶態sp ~ 3鍵合結構成分和薄膜的含n量可行性途徑；應用pe - cvd技術以ch _ 4 + n _ 2為反應氣體並引入輔助氣體h _ 2 ，得到了含n量為56at的晶態cn薄膜；探討了cn薄膜形貌、成分、晶體結構、價鍵狀態等特性及其與氣體壓強和放電電流的關系，證明了- c _ 3n _ 4薄膜沉積為滿足動力學平衡條件的各種反應過程的競爭結果；採用光學發射譜技術對cn薄膜生長過程進行了實時診斷，得到了實驗參量對等離子體中活性粒子相對濃度和氣相反應過程的影響規律，給出了cn薄膜沉積的主要反應前驅物，揭示了cn薄膜特性和等離子體內反應過程之間的聯系；採用高氣壓pe - pld技術研究了不同襯底溫度條件下cn化合物薄膜的結構特性，揭示了si原子對薄膜生長過程的影響，給出了si基表面碳氮薄膜的生長模式；在金剛石研磨和催化劑fe處理的si襯底上進行cn薄膜沉積，證明了通過控制材料表面動力學條件可以改變碳氮薄膜結構特性，並可顯著提高晶態碳氮材料的生長速率。
  4. The potential clinical value of cell proliferation imaging could be to identify treatment " success " or " failure " much earlier than changes in tumor size or volume identified with computed tomography ( ct ) or magnetic resonance imaging ( mr ), or changes in glucose metabolism measured with positron emission tomography ( pet ). this may be particularly important in the evaluation of patients early in the course of treatment, particularly those patients being treated with cytostatic drugs

    細胞增殖造影的臨床價值在於腫瘤治療效果成敗?別能早於以電腦斷層掃描（ ct ）或核磁共振造影（ mr ）發現的腫瘤大小或體積變化，或以正子放射電腦斷層掃描（ pet ）所見的葡萄糖代謝變化，這對那些療程使用細胞增殖抑制藥物治療的病人早期評估特別重要。
  5. Sem and tem analysis show that the sample co - doped by nickel and titanium has nano - pellets with morpha like snow and great surface, which the initial discharge capacities in organic electrolyte reached 155. 8mah / g and which were more than theoretic one farad electron discharge capacities ( 148mah / g ). during the charging and discharging cycle, the change rate of the crystal volume was only 0. 233 % and the sample showed long cycle life

    樣品在有機電解液的初始電容量（ 155 . 8mah / g ）大於理論1f電子放電容量（ 148mah / g ） ，通過充放電前後xrd衍射圖顯示，放電前後晶胞體積變化僅為0 . 233 ，樣品循環性能好。
  6. Methods : in cultured lung explants without serum, the lipid component synthesis of pulmonary surfactant was evaluated in [ 3h ] - choline incorporation ; mrna content of phosphocholine cytidylyltransferase ( cct ) in lung explants was investigated in rt - pcr ; the changes of the ultrastructure of the at ii cells were observed with electron microscope ; the expression of nmdar1 subtype was observed in immunohistochemistry staining ; nitric oxide synthase ( nos ) activity, nitric oxide ( no ) content, superoxide dismutase ( sod ) level, malondialdehyde ( mda ) content and lactae dehydroase ( ldh ) level were determined by biochemistry methods. results : 1. influence of glutamate on synthesis of the lipid component of pulmonary surfactant ? with l - arginine, glu inhibited [ 3h ] - choline incorporation with good dose - dependence and time - dependence ; ( 2 ) mrna content of cct of the glu treatment groups was decreased ; ( 3 ) glu increases the release of ldh in cultured lung explants ; ( dwith electron microscope histochemistry, glu induced the changes of the ultrastruture of at ii iv cells

    方法：採用成年大鼠肺組織無血清培養，運用[ ~ 3h ] -膽堿摻入法測定ps主要脂質磷脂酰膽堿（ pc ）合成量； rt - pcr擴增檢測肺組織中pc合成限速酶磷酸膽堿二胞苷酰基轉移酶（ cct ） mrna含量；透射電子顯微鏡法觀察肺泡型上皮細胞和ps系統超微結構的變化；免疫組織化學染色檢測glu的受體nmdar1亞單位的表達；生化測定肺組織乳酸脫氫酶（ ldh ）釋放量和肺組織勻漿中一氧化氮合酶（ nos ）活性、一氧化氮（ no ）生成量、超氧化物歧化酶（ sod ）水平以及丙二醛（ mda ）含量。
  7. The ratio of ma added to the mox fuel is studied. the neutronics characteristics of ma transmutation, and the transmutation and burning efficiency of the modular fast reactor are calculated. the role of the modular fast reactor to buffer the growing of ma in china and the reduction of radiotoxicity of nuclear waster via multiple recycling of ma in the modular fast reactor are calculated

    主要論述隨著我國壓水堆核電站裝機容量和運行堆年的增加，乏燃料中ma總量增長趨勢；模塊快堆的堆芯概念設計方案；在不改變模塊快堆堆芯設計的前提下， mox燃料中添加ma和稀土核素對堆芯中子學性能的影響以及模塊快堆的嬗變效率；模塊快堆對減少我國ma總量的作用；模塊快堆產生的最終核廢物的長期放射性毒性隨時間的變化等。
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