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- the 230 crystallographic space groups [化] 230種晶體學空間群
- crystallographic space groups 晶體學空間群
- Complex 5, 8 and 9 belong to non-centrosymmetric trigonal space group P3_121. 其中,配合物5、8和9都屬於三方晶系,非中心對稱的P3121空間群。
- The unit cell parameters of Fe-B substructure are a = 7.08 A , cFe= 3.91 A, and the space group is P/4_2/mcm. Fe-B亞結構晶胞參數為a=7.;08A;c_(Fo)=3
- It crystallizes in orthorhombic, space group Fdd2 with a = 29.924(6), b = 13.475(3), c = 25.853(5) , V = 10425(4) ? 該化合物(C40H40N8Cu6I3S4V)屬正交晶系; 空間群為Fdd2; 晶胞參數為: a = 29.;924(6);b = 13
- Wyckoff Notation: A letter representing a set of symmetry-equivalent positions in a space group. 這幾天要做實驗,下個星期把資料找全了,再發上來。
- Inthis paper, a scries of isomophism and polymorphism as well as those with space group revisionsare enumeratcd. 本文通過實例枚舉類質同晶和同質多晶這一常見現象以及由於空間群指定失誤等原因導致有關判斷的不同結論。
- The magnetism space group is more accurate in explaining physics world than the traditional space group. 磁空間群相對於以往的空間群,在對物理圖像的描述上更準確、深刻。
- CaCu_3Ti_4O_(12) (abbreviated to CCTO) is a kind of giant-dielectric material with perovskite-related structure (space group: Im3). CaCu_3Ti_4O_(12)(簡稱CCTO)是最近幾年正著重研究的一種有重要實用價值的新型巨介電常數材料。
- The compound CrFe3NiSn5 has a hexagonal space group P6mmm(183) with the lattice parameters a=5.3161 (2) A, c= 4.4256 (2) A, z = 0.6, Dca]c. 我們得到的化合物CrFe3NISns的晶體結構為:六方晶系,空間群為P6mm(1 83),點陣常數為a=5.;3 16一(2)A,c=4
- From the XRD results,it was found that the K2Pr2Ti3O10 belongs to tetragonal crystal lattice and has I4/mmm space group. XRD分析結果表明,K2Pr2Ti3O10為四方晶系,空間群I4/mmm。
- Beryllium fluoride borate,Be_2(BO_3)F belonging to space group C2 is built up with BO_3 planar triangle group and BeO_3F tetrahedral group. 氟硼酸鈹(Be2(BO3)F,簡寫為BBF),屬單斜晶系,空間群為C2。 該化合物含有BO3平面三角形基團。
- Form A was studied by single-crystal X-ray diffraction, it crystallized in the triclinic system, space group P(superscript -)1, with two formula units per cell, is monohydrate. 氯苄律定晶型A為三斜晶系,空間群為P(上標-)1,每個晶胞中有兩個互為鏡象的分子,為一水合物。
- The Raman spectra of Sr1-xBaxNb2O6(SBN) and (K1-yNay)z (Sr1-xBax)l-zNb2O6 (KNSBN) crystals have been obtained and discussed based on the space group theory and lattice dynamics. 測得了Sr_(1-x)Ba_xNb_2O_6(SBN)和(K_(1-y)Na_y)_z(Sr_(1-x)Ba_x)_(l-z)Nb_2O_6(KNSBN)晶體的Raman譜;並用群論和晶格動力學觀點進行了討論.
- In order to solve the problems of space group formation and event detection in battlefield, a novel group formation algorithm for maneuvering target was proposed. 摘要為了解決空間合群和戰場中的事件檢測問題,提出了一種新的機動目標的空間群生成演算法。
- Under the prerequisite of iso-or near isoformula, space group discrim-ination is of crucial importance in deciding whether the crystals are isomorphic or polymorphic. 在形式化學式相同或相似的前提下,關鍵在於正確判斷晶體的空間群。
- Deriving the smallest primitive unit cells, necessary to describe the translational periodicity of a crystal structure, is the first step toward choosing the correct space group. 導出反映晶體結構周期的最小素單胞是正確判斷空間群的第一步,其中以還原單胞的選擇最為理想。
- In order to solve the problems of space group formation and event detection in battlefield,a novel group formation algorithm for maneuvering target was proposed. 為了解決空間合群和戰場中的事件檢測問題,提出了一種新的機動目標的空間群生成演算法。
- Tell that joker to stop using my parking space. 叫那個傢伙不要佔用我的停車場。
- CeO 2 nanometer particles were synthesized by sol gel method,XRD analysis indicate that the systhesised CeO 2 particles are all cubic in structure,and the space group is O 5 hFm3m. 用溶膠凝膠法製備了CeO2納米粒子,XRD分析表明,所合成的CeO2納米粒子均為立方晶系,空間群為O5hFm3m。