Mass spectra and thermal stability of mixed-ligand ytterbium compounds involving cyclopentadienyl and .beta.-diketonato chelate ligands

1989 ◽  
Vol 8 (5) ◽  
pp. 1129-1133 ◽  
Author(s):  
Lanping. Yang ◽  
Liang. Dai ◽  
Huaizhu. Ma ◽  
Zhongwen. Ye
2015 ◽  
Vol 71 (1) ◽  
pp. 44-47 ◽  
Author(s):  
Rong-Guang Lin ◽  
Yu-Lin Wang ◽  
Qian Liang

The hydrothermal synthesis of the novel complex poly[[μ2-N1,N4-bis(pyridin-3-yl)naphthalene-1,4-dicarboxamide-κ2N3:N3′](μ4-phthalato-κ4O1:O1:O1′:O2′)copper(II)], [Cu(C8H4O4)(C22H16N4O2)]n, is described. With the phthalate ligand connecting neighbouring CuIIcations, an infinite one-dimensional chain is formed. Adjacent one-dimensional chains are connected by the dicarboxamide ligand, forming an intriguing two-dimensional framework. The magnetic properties and thermal stability of this complex are also described.


Author(s):  
Shiro Fujishiro ◽  
Harold L. Gegel

Ordered-alpha titanium alloys having a DO19 type structure have good potential for high temperature (600°C) applications, due to the thermal stability of the ordered phase and the inherent resistance to recrystallization of these alloys. Five different Ti-Al-Ga alloys consisting of equal atomic percents of aluminum and gallium solute additions up to the stoichiometric composition, Ti3(Al, Ga), were used to study the growth kinetics of the ordered phase and the nature of its interface.The alloys were homogenized in the beta region in a vacuum of about 5×10-7 torr, furnace cooled; reheated in air to 50°C below the alpha transus for hot working. The alloys were subsequently acid cleaned, annealed in vacuo, and cold rolled to about. 050 inch prior to additional homogenization


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