Magnetic Behavior in Cluster-Based Organometallic Materials: Synthesis and Characterization of the Novel 1,1'-Bis(diphenylphosphino)ferrocene-Crippled Cluster Derivative [Ru6C(CO)15{.mu.-Fe((C5H4)PPh2)2}]

1995 ◽  
Vol 14 (7) ◽  
pp. 3160-3162 ◽  
Author(s):  
Alexander J. Blake ◽  
Andrew Harrison ◽  
Brian F. G. Johnson ◽  
Eric J. L. McInnes ◽  
Simon Parsons ◽  
...  
1992 ◽  
Vol 271 ◽  
Author(s):  
Kenneth J. Shea ◽  
Douglas A. Loy ◽  
James H. Small

ABSTRACTThe first representatives of novel materials that contain five- and six-coordinate anionie silicon are reported. Linear (or cyclic) ionomers incorporating pentacovalent siliconate were synthesized by condensation of 1,2,4,5-tetrahydroxybenzene (THB) with alkyl and aryl trialkoxysilylanes. Network ionomers that incorporate pentacovalent siliconates were formed from THB and alkyl and aryl bistrialkoxysilanes. In addition, network ionomers with hexacoordinate silicon result from condensation of TEOS and THB. Spectroscopie evidence is presented to verify the identity of the novel structural features of these materials.


2012 ◽  
Vol 465 ◽  
pp. 76-79 ◽  
Author(s):  
Shuang Zhan ◽  
Xia Li

The novel Y2O3 nanoflowers were synthesized through a facile hydrothermal method without using any catalyst or template. The phase composition and the microstructure of as-prepared products were characterized by field emission scanning electron microscope (FE-SEM), X-ray diffraction (XRD) as well as Fourier transform infrared spectrum. The formation mechanism for the Y2O3 flowers has been proposed.


2014 ◽  
Vol 938 ◽  
pp. 145-148
Author(s):  
Manmohan Singh Kurrey ◽  
Bhoopendra Dhar Diwan

In this paper, the novel ZnO nanophosphors is synthesized by solgel method. The study exposed ZnO nanophosphors samples in Gamma (y) radiation to investigate their thermo-luminescence (TL) intensity as a function of temperature. The thermo-luminescence response has been studied in the dose range 0.291.16 kGy and it is observed that the thermo-luminescence response increases with increase in the dose. Moreover, the TL intensity increases with temperature and attains its maximum value near 200 Cand decreases after this temperature. Keywords: Dosimetry; Thermo-luminescence; Zinc oxide; Nanophosphors.


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