Single crystalline Ni nanoparticles with high purity have been prepared by a hydrogen plasma method. These nanoparticles have wide size distribution of 8-50 nm and with average size of about 36 nm, characterized by transmission electron microscopy (TEM), X-ray diffraction (XRD) and BET. It is found
The catalytic effect of nanosized MgO on the decomposition of ammonium perchlorate
β Scribed by Guorong Duan; Xujie Yang; Jian Chen; Guohong Huang; Lude Lu; Xin Wang
- Publisher
- Elsevier Science
- Year
- 2007
- Tongue
- English
- Weight
- 373 KB
- Volume
- 172
- Category
- Article
- ISSN
- 0032-5910
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i%e thermal decomposition of potassium perchlorate in the presence of various metal oxides was investigated by thermogravimeby and by isothermal weight loss techniques. The effect of metal oxide concentration on the temperature of initial deflection, E, of thermogravimetry curves of metal oxide1 pot
## Abstract Dihydropyrazoleβbridged dinuclear ferrocenyl derivatives (3aβ3c) have been synthesized by the reaction of 1,3βdiferrocenylβ2βpropenβ1βon (1) with hydrazine, then acylation with acyl chloride directly. The structures were determined by mass spectrometry, IR and ^1^H NMR spectroscopy. The