核殼層 的英文怎麼說

中文拼音 [céng]
核殼層 英文
nuclear shell
  • : 核構詞成分。
  • : i 量詞1 (用於重疊、積累的東西 如樓層、階層、地層) storey; tier; stratum 2 (用於可以分項分步的...
  1. Mrs mayer and shell model of the atomic nucleus

    邁耶夫人與核殼層模型
  2. Nuclear deformations confirm shell structure.

    原子形變證實結構。
  3. Study for energ spectra of nuclei in gds shell with pdhf method

    的能譜研究
  4. " for their discoveries concerning nuclear shell structure

    發現原子結構
  5. Their shells, which apart from hydrogen, helium, and carbon also contain portions of the heavy elements formed in the stellar core, are inherently unstable, and their pulsing creates a withering stellar wind a billion times stronger than the solar wind we know today

    它的除了氫、氦曾和碳外還有包含一部分產生自恆星心的重元素,天生的不穩定,它們的脈動產生了一種毀滅性的星風,比我們現在知道的太陽風要強數百萬倍。
  6. Not all parts of the star exhibit continued shrinkage; sometimes the stellar core will continue to shrink while the envelope expands, and vice versa.

    並非星體每個部分都收縮,有時星不斷收縮而卻在膨脹,或者相反。
  7. At the end of the process a carbon core of the star will be surrounded by a shell where helium is still being fused into carbon, which in turn is surrounded by and envelope where hydrogen is converted into helium

    該過程結束時碳的星會被一仍然在進行氦聚變為碳的包圍,而在這個氦-碳聚變的外面還包圍著一由氫-氦聚變
  8. As the nuclear burning moves outward to the fresh material in a shell surrounding the core, the star bloats into a so - called red giant

    燃燒向外進行到心周邊的新物質時,恆星會膨脹成所謂的紅巨星。
  9. ( 2000 ). the neutron irradiation is assumed to derive primarily by the reaction 13c ( a, n ) i60 with a minor contribution from the marginal burning of 22ne through the channel 22ne ( a n ) 23mg in the final, high temprature phase of each flash. and we considered the influence of the various parameters such as the initial core mass, the envelope mass, the mass - loss rate, the overlap factor and the delution factor etc., and we vary their value with the pulse number

    本文採用分叉s -過程反應通道,以~ ( 13 ) c ( , n ) ~ ( 16 ) o 、 ~ ( 22 ) ne ( , n ) ~ ( 25 ) mg為雙脈沖中子源,用最新的中子俘獲截面,利用gallino和busso等人給出的agb星三合成模型,考慮到心質量、挖掘程度、重疊因子、稀釋因子及星風質量損失率隨脈沖數的變化,詳細計算和研究了各個金屬豐度情況下的3m 。
  10. Then by means of heterocoagulation and encapsulatin, on controlled condition the superfine powders of caco3 and tio2 were coated with different nonaparticles ps. the composite particles with core / shell structure were prepared by heating the composite particles above the glass transition temperature of ps

    然後根據異相凝集-包埋法原理對具有不同表面電性的微米級的caco _ 3和tio _ 2進行包埋復合,制得以無機粒子為,有機粒子為的包覆型有機?無機復合粒子。
  11. Since the magic number 28, which is the first that requires the introduction of a strong spin - orbit interaction belongs to the if2p shell in the nuclear shell model. so the nuclei in the if2p shell have been a research hotspot in nuclear physics. the doubly odd nucleus 64cu which is also in the if2p shell has been the subject of many experimental investigations previously via various type of nuclear reaction such as 64ni ( p, ny ) and its excitation leveles have been already studied to about 8 mev

    放射性素~ ( 64 ) cu是奇奇,屬於1f 、 2p,而在原子模型中,第一個需要引入強自旋-軌道藕合才能出現的幻數就在1f 、 2p ? ?,因此if 、 zp一直是物理領域的研究熱點,近三、四十年來使用了各種不同類型反應例如『 4ni … , fly )等反應,對『 ll激發態性質進行了廣泛的研究,其激發能級已到了smev左右。
  12. The second strategy include that a metallic nickel ( ni ) core was encapsulated with a polymeric polystyrene ( pst ), and then coated with an outlayer of dielectric titania to form ni / pst / tio2 composite particles. the morphology and structure of the particles were characterized by tem, sem, tg - dta, xrd, and ft - ir

    其次,以聚苯乙烯包覆金屬鎳粉,形成了ni pst磁性聚合物微球,然後在該微球外包覆二氧化鈦,制得了粒徑均勻、形態良好的鎳聚苯乙烯二氧化鈦( ni pst tio _ 2 )無機-有機結構的多-復合微球。
  13. In this study, it has been put forward that taking reactive nanometer magnetic fe304 particles as magnetic nucleus, and the copolymer of styrene ( st ) ? crylic acid ( aa ) as macromolecular shell, we could synthesize, magnetic polymer composite microspheres containing carboxyl groups on their surface, then microspheres are activated by thionylchloride, the surface of such magnetic composite microspheres thus produced had reactive acid chloride groups which then react with the free amino groups of the free soluble enzymes to give peptide bonds ( ? o ? h ?,

    本研究首次提出了以納米級磁性fe _ 3o _ 4粒子為心,苯乙烯( st ) ?丙烯酸( aa )共聚物為高分子,合成了表面帶羧基的磁性高分子復合微球,然後將這種微球用二氯亞碸進行活化處理,在其表面形成了反應性酰氯基團,該基團可以與游離酶的氨基形成肽鍵,從而將游離酶固定化。
  14. This text attempts to regard silica as shell materials, regard nanometer iron and carbonyl iron particle as core materials to prepare a kind of new - type absorbent. the structur of the core - shell particles were characterized by ftir, tem, sem, xps, xrd etc. the properties of magnetism, heat, crystalization, ectromagnetic were characterized by vsm, tg - dta, network vectorial analysis instrument

    本文以二氧化硅為材料,以納米鐵以及羰基鐵粒子為材料,制備一種新型的吸收劑粒子。用ftir , tem , sem , xps , xrd表徵了復合粒子的結構,利用vsm , tg - dta ,網路矢量分析儀等分析了材料結構改變對材料磁性能,熱性能,結晶性能,電磁參數等性能進行了分析。
  15. 2 with dispersion - polymerization, taking above reactive nanometer magnetic fe304particles as nucleus, and the copolymer of styrene ( st ) ? crylic acid ( aa ) as macromolecular shell, we could synthesize, magnetic polymer composite microspheres containing carboxyl groups on their surface

    2採用分散聚合法,以上述反應型納米磁性fe _ 3o _ 4粒子為心,苯乙烯( st ) ?丙烯酸( aa )共聚物為高分子,合成了表面帶羧基的磁性高分子復合微球。
  16. Synergistic effect exists when the shell thickness of the micrometer iron - nano iron core - shell structure composite particles is about 120nm, at which the permeability greatly increases. the real part and the image part of the permeability at 2 ghz obviously greater by 25 % than the corresponding values of the iron microparticles and iron nanoparticles

    微米鐵-納米鐵復合粒子在厚度為120nm時,磁導率有極大提高,表現出協同效應;在2ghz處磁導率實部、虛部均高於對應的納米或微米粒子相應值的25以上。
  17. In this paper, we have done research on the effective permittivity of ellipsoid inclusions and spherical core - shell type inclusions, using the method of micromechanics theory ; sequentially optimized design of absorbing coating

    本文利用微觀力學理論方法,對橢球形顆粒夾雜復合材料和球形型顆粒夾雜復合材料的等效介電常數的預測進行了研究,並對吸波塗進行了優化設計。
  18. Abstract : the influence of electron screening on electroncaptu re for the most abundant nuclei in massive stars at the presupernova stage is discussed by using the shell model. it is shown that the total rate of chance of el ectronfraction should be multiplied by a factor of about 0. 8 0. 9 with the elec tron screeningtaken into account

    文摘:利用模型,討論了電荷屏蔽對超新星的前身星階段一些較豐的在一些重要的溫度-密度點的電子俘獲率的影響,結果表明由於電荷屏蔽的作用其電子豐度變化率須乘以一個0 . 8 0 . 9的因子
  19. The results of confocal laser scanning microscopy ( clsm ) and atomic force microscopy ( afm ) proved that the microspheres or nanospheres with different surface characters were obtained successfully. the clsm investigation of fitc labeled particles showed that polymeric microspheres have a core - shell structure in which the surfactants existed in the shell of particles. polymeric microspheres with different surface characters were embedded onto the surface of pla membranes via surface entrapment

    激光共聚焦顯微鏡( clsm )和原子力顯微鏡( afm )觀察分析結果證實可通過上述技術獲得具有不同表面性質的微米級或納米級聚合物微球,而熒光標記技術( fitc )則證實了聚合物微球具有明顯的型結構,表面穩定劑存在於微球的
  20. It was the first time that the silica nanoparticles was coated with gd2o3 : eu rare - earth oxides, then the core - shell structure compound particles were obtained. the characterizations showed that the thickness of uniform coating is in 10 - 20nm ; the silica core is linked with the gd2o3 : eu shell by chemical bond si - o - gd ; because of the size effects and interface effects of nano - crystal coating, the diffraction and emission peaks become broadened. and at the same time, the transfer temperature of silica from amorphous to crystal is decreased

    首次在納米sio2表面包覆一gd2o3 : eu稀土復合氧化物,得到了-結構的復合顆粒,表徵結果表明,均勻包覆的厚度為10 - 20nm ; sio2和gd2o3 : eu物質之間通過化學鍵si - o - gd鍵的作用結合在一起;由於包覆納米晶的尺寸效應和界面效應使xrd衍射峰和熒光光譜發射峰出現了寬化現象。
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