中子吸收截面 的英文怎麼說
中文拼音 [zhōngzixīshōujiémiàn]
中子吸收截面
英文
neutron absorption cross section- 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...
- 吸 : 動詞1 (把液體、氣體等引入體內) inhale; breathe in; draw 2 (吸收) absorb; suck up 3 (吸引) a...
- 收 : Ⅰ動詞1 (把攤開的或分散的事物聚集、合攏) put away; take in 2 (收取) collect 3 (收割) harvest...
- 面 : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
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For molecules with a given n center strong donors can result in the increasing of tpa cross sections. by caculation the d - a - a - d molecule which is constituted of bipyridine inserting in the middle of stilbene as center exhibits a maximum tpa cross section
通過計算發現,在以二苯乙烯為中心的中間插入兩個氮苯構成的d - a - a - d型分子,具有最大的雙光子吸收截面。Zircaloy - 4 is generally used as fuel tubes in pressurized water reactors because of it " s low neutron absorption cross - section, excellent corrosion resistance, good strength and ductility
由於鋯4合金具有低的中子吸收截面,良好的抗腐蝕能力、高強度以及延展性好的特點,被廣泛用於壓水堆作為核燃料棒的包殼材料。Phosphate glass is an ideal material for high erbium - doped. erbium ion has large emission section in phosphate glass, however, it has small absorb section for 980nm pump light, which can be settled via doped yb3 +
雖然鉺離子在磷酸鹽玻璃中具有較大的發射截面,但對波長為980nm泵浦光來說,其吸收截面較小,可用鐿離子與之摻雜來補充這一不足。Zirconium alloys are employed extensively in light water cooled reactors ( lwr ) as the cladding materials of fuel elements and other structural materials because of the low capture cross - section for thermal neutrons, good resistance to water - side corrosion at elevated temperature, adequate mechanical properties and high thermal conductivity
由於鋯的熱中子吸收截面小,並具有優異的耐高溫水腐蝕性能、良好的綜合力學性能和理想的熱導率,因此,鋯合金被用作核電站水冷動力堆核燃料元件的包殼材料和堆芯的其它結構材料。The effect of detector disturb and the shell of the detector and construction material is not distinct. the low absorb cross section material is used to 235u - fission chamber. the low z material is used in experimental bracket and shielding material and the material is used less
獲得了探測器之間擾動、探測器外殼、支架材料對信號中子測量無明顯影響的結果;對~ ( 235 ) u裂變電離室,需採用中子吸收截面低的材料,對實驗裝置的支撐材料和屏蔽材料宜選用低z材料且盡量減少用材。For push - pull compounds, many researches have indicate that, organic conjugated molecule tpa cross section relate to not only molecule length, center property, substitutions strength but also substitutions " symmetry, molecule dimension and so on
對于有中心鏈的推拉型分子,已有的研究結果表明:有機共軛分子雙光子吸收截面的大小與碩士學位論文中文摘要分子長度、 。中心環分的特性、官能團的供吸電子能力以及官能團對稱性、分子的維度等諸多因素有關。分享友人