首页 | 本学科首页   官方微博 | 高级检索  
相似文献
 共查询到20条相似文献,搜索用时 31 毫秒
1.
The title compounds are synthesized by solid state reactions of BaTe, Ga2Te3 or In2Te3, Ln, and Te (1273—1323 K, 20—48 h) and characterized by single crystal XRD, diffuse reflectance spectroscopy, magnetic susceptibility measurements, second harmonic generation measurements, and DFT electronic structure calculations.  相似文献   

2.
Ca4[Al6O12]SO4 (yeelimite) is prepared by solid state reaction of CaCO3, Al2O3, and CaSO4 (1300 °C, 4 h, slow cooling).  相似文献   

3.
Single crystals of the title compounds are prepared by solid state reactions of M2CO3 (M: K, Rb, Cs), PbO, PbF2, H3BO3, and (NH4)H2PO4 in a molar ratio of 2:5:5:4:3 (Pt crucible, 700 °C, 10 h).  相似文献   

4.
The new class of neutral adduct molecules (F2)MF2 (M: B, Al, Ga, In, Tl) forms by reaction of laser‐ablated group 13 metal atoms with F2 in excess Ar and Ne during condensation at 5 K.  相似文献   

5.
6.
The title compounds are obtained quantitatively by reacting mixtures of M2O3 (M: Fe, In), H3BO3, and NH4H2PO4 in a molar ratio of 1:1:3 at 1153 K.  相似文献   

7.
La11Ge4In5.00Li1.00 and Ce11Ge5.96In4.04 are prepared from the elements (Nb tubes, 1080 °C for 5 h and 750 °C for 2 d) and characterized by powder and single crystal XRD, and TB‐LMTO‐ASA computations.  相似文献   

8.
Single crystals of MnUO4 (I) are prepared from U3O8 and MnCl2 in a molten CsCl flux (alumina crucible, 900 °C, 12 h).  相似文献   

9.
High‐quality single crystals of Tl10Hg3Cl16 are grown by the Bridgman—Stockbarger method employing TlCl and HgCl2 in the molar ratio of 7:3 (evacuated conical bottom quartz container, 1.  相似文献   

10.
Black crystals of [Rh(Te6)]Br3 (I), [Rh(Te6)]I3 (II), [Ir(Te6)]Cl3 (III), [Ir(Te6)]Br3 (IV), and [Ir(Te6)]I3 (V) are prepared from stoichiometric mixtures of Rh or Ir, Te, and TeX4 (X: Cl, Br, I; evacuated silica tube, 300—350 °C, 7 d).  相似文献   

11.
Hexagonal CeMnNi4 is synthesized by high‐frequency induction melting of stoichiometric amounts of the elements with subsequent Czochralski crystal pulling.  相似文献   

12.
13.
The title compound is prepared by dehydration of Mg(ClO4)2·6H2O (silica tube, continuous vacuum, 523 K, 2 h) and characterized by powder XRD.  相似文献   

14.
The new title compound is prepared by solid state reaction of Cs2CO3, Al2O3, and H3BO3 (1000 °C).  相似文献   

15.
The new title compound is prepared from a mixture of AgGaSe2 (obtained from the elements at 900 °C, 2 d) and CsI in the molar ratio 1:2 (silica tube, Ar, 800 °C, 48 h).  相似文献   

16.
As an example of the isostructural Ln3Sb3Co2O14 (Ln: La, Pr, Nd, Sm—Ho) series with an ordered pyrochlore structure, the La variant is prepared by a citrate complex method employing stoichiometric amounts of La(NO3)3, Co(NO3)2, and Sb tartrate together with citric acid with a metal/citrate molar ratio of 1:2 (1.  相似文献   

17.
C. Franz  et al. 《ChemInform》2016,47(48):no-no
Single crystals of the title series are grown by optical float zoning of polycrystalline samples prepared from CeAl2 and the Pt‐group metals (5 mm/h growth rate, 6 rpm counter‐rotation of polycrystalline feed and seed rod).  相似文献   

18.
A single crystal of (Zn0.85Cu0.15)Cu3 (OH)6Cl2 is obtained from a mixture of CuO, ZnCl2, and H2O (185 °C, 2 d) followed by recrystallization of the microcrystalline product.  相似文献   

19.
The title compound is prepared by a modified synthesis involving the reduction of BH3·THF with Na dispersed on silica gel (-10 °C), removal of THF, and extraction by Et2O.  相似文献   

20.
Crystals of MgSeO4·7H2O are obtained from an aqueous solution of MgO and H2SeO4 at 340 K, with a pH change from 0.11 to 8.8 indicating the completion of the reaction.  相似文献   

设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号