At T = 150 K, the crystal structure of [u(NH3)4](ReO4)2 is studied: a = 6.5167(3) A, b = 6.7790(3) A, c =7.4627(3) A, = 67.336(1), = 80.004(1), = 70.687(1), V = 286.70(2) A3, P-1 space group, Z = 1, dx = 3.661 g/cm3. We analyze the packing of ions ...
The crystal structure of CuCl4(NH3C3H7)2 CuCl4(NH3C3H7)2 crystallizes in the space group Pcab with cell constants a = 7.65, b = 24.66, c = 7.33 Å. The copper and chlorine atoms form square pla... F.,Barendregt,and,... - 《Physica》 被引量: 75发表: 1970年 Structure and...
The vibrational fine structure of the 1A2g ← 1A1g polarized absorption band of trans-[Co(NH3)4(CN)2]+. The excited state geometry... Akio,Urushiyama,and,... - 《Chemical Physics》 被引量: 12发表: 1982年 The vibrational fine structure of the 1T1g.LAR.1A1g absorption band of [Co(...
Crystallization and Moessbauer studies of the Fe sub 7 sub 8 Al sub 4 Nb sub 5 B sub 1 sub 2 Cu sub 1 alloy A melt-spun Fe sub 7 sub 8 Al sub 4 Nb sub 5 B sub 1 sub 2 Cu sub 1 alloy with an ultra-thin ribbon has been studied by x-ray diffraction, Moessbauer spect....
As a dissolved state of cellulose in aq cuprammonium hydroxide, an equilibrium state between cellulose- cuprammonium complex, cellulose and cuprammonium hydroxide was predicted where copper- cellulose molar ratio of ca. 0.6--0.8 is stable for the cellulose--cuprammonium complex. KEY WORDS Cupr...
Preparation, crystal structure, and spectroscopic characterization of the tetranuclear copper-thiolate cluster [Cu4(o-(SCH2)2C6H4)3]2- as its tetraphenylph... Cu4(o-(SCH2)2C6H 4)3]2- has been prepared by reacting K2[o-(SCH2)2C6H4] with [Cu(N-methylimidazole)4][BF4] (1.1:1) in...
Abstract The structure, magnetic properties, and magnetostriction of arc-melted polycrystalline Sm 0.88 Dy 0.12 ( Fe 1−x M x ) 2 ( M=Mn , Al, 0⩽x⩽0.2) alloys were investigated by microscopy,x-ray diffraction, A.C. initial susceptibility, vibrating sample magnetometry, and standard ...
The structure of (1) as determined by X-ray crystallography consists of two Ni atoms (Ni-Ni = 2.509 (2) Å) bridged by two di-tertbutylphosphido groups. Each Ni also bears two terminal CO ligands and has a roughly tetrahedral coordination geometry. The complex slowly loses CO (t1/2 ...
BaCoO3 CeO2 morphology Reaction mechanism 1. Introduction Nitrogen oxides (NOx), emitted in the flue gas of the industrial furnace such as new-type dry cement production process (800 °C) and gasification cooling stack in steelmaking (750–800 °C), are extremely toxic to human health an...
An Ab Initio Study of Structures and Energetics of Copper Sulfide Clusters The results of ab initio calculations for the sulfur-bridged copper clusters [Cu2nSn(PR3)m] (n = 1–4, 6; m = 0, 2, 4, 6, 8; RH, CH3) were compared with th... Dipl.-Chem.,Stefanie,Dehnen,... - Che...