Báo cáo hóa học: " Biological Synthesis of Size-Controlled Cadmium Sulfide Nanoparticles Using Immobilized Rhodobacter sphaeroides" ppt

... photoluminescence spectral analysis of cadmium sulfide nanoparticles were performed. Keywords Biosynthesis Á Cadmium sulfide Á Nanoparticles Á Rhodobacter sphaeroides Introduction Biosynthesis of nanomaterials as ... Nanoscale Res Lett (2009) 4:717–723 123 NANO EXPRESS Biological Synthesis of Size-Controlled Cadmium Sulfide Nanoparticles Using Immobilized Rho...

Ngày tải lên: 22/06/2014, 00:20

... sensitivity of the mass sen- sor. The sensitivity of the sensor is defined as the ratio of the variation of the frequency shift to the variation of the attached mass. Figure 5 shows the effect of location ... compared with that of the sensor. In addition, the location of attached mass can influence on the changes in frequency of the mass sensor. Figure 4 illustrates the effect...

Ngày tải lên: 21/06/2014, 07:20

... the presence of ultrasonic vibration. F ult is responsible of the ultrasonic deflection (or UFM response) of the cantilever. In the presence of ultrasound, due to the nonlinearity of the tip-sample ... ratio of 50% and a total pressure of 1.3 Pa with grounded substrates during 60 min, for all experiments. The discharge was started using a pure Ar atmosphere yielding a titanium...

Ngày tải lên: 22/06/2014, 00:20

... Correspondence: gjfang@whu.edu.cn Key Laboratory of Artificial Micro- and Nano-structures of Ministry of Education, Department of Electronic Science and Technology, School of Physics and Technology, Wuhan University, ... The active area of the IOSCs is 0.2 cm 2 . Figure 1c shows the energy dispersive spectrum (EDS) of AZO Figure 1 Schematic structure of the IOSCs, and FE-SEM i...

Ngày tải lên: 20/06/2014, 22:20

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Ngày tải lên: 20/06/2014, 23:20

... nanostructure of the MnO 2 layer. A highly porous MnO 2 layer composed of interconnected nanoflakes is introduced in the present study instead of a dense MnO 2 layer composed of closely packed ... MnO 2 nanoflakes of pure MnO 2 microspheres, these MnO 2 nanoflakes grown on CNTs are much smaller in dimension, typically with a thickness of less than 5 nm. The formation mec...

Ngày tải lên: 20/06/2014, 23:20

... generalized synthesis of oxide nanoparticles. J Am Chem Soc 2001, 123:12085-12086. 8. Urban JJ, Yun WS, Gu Q, Park HK: Synthesis of single-crystalline perovskite nanowires composed of barium titanate ... optics [2,3]. For the existence of the size effect of ferroelectricity and the potential application of bottom-up assembled novel nanostructures, the synthesis of ultrafi...

Ngày tải lên: 21/06/2014, 01:20

... Process of Ministry of Education and School of Chemical Engineering & Pharmacy, Wuhan Institute of Technology, Wuhan, 430073, P. R. China 2 Key Laboratory of Catalysis and Materials Science of ... of Ministry of Education and School of Chemical Engineering & Pharmacy, Wuhan Institute of Technology, Wuhan, 430073, P. R. China Full list of author information is ava...

Ngày tải lên: 21/06/2014, 06:20

... setup for the synthesis of aligned CNTs. Figure 2 SEM micrographs of the as-grown ACNTs at 825°C. (a, b) The Cross-sectional view of the dense block of the CNTs. The complete block of ACNTs’ side-view ... amount of oxygen which provides the pre- cursor species in catalytic CVD growth of CNTs. In this article, we report the synthesis of aligned CNTs bundles using neem oil...

Ngày tải lên: 21/06/2014, 06:20

... experiments with a synthesis of the InP NQDs using compounds 2 (Figure 3a) and 3. For a typical experiment, 0.04 mmol of In(OAc) 3 was added to a mixture of 0.12 mmol of MA and 4 ml of ODE in a 50-ml ... hexane. Synthesis of InP/ZnS For in situ fabrication of InP/ZnS core-shell NQDs, the temperature of the growth solution of InP was lowered after a 10-min growth...

Ngày tải lên: 21/06/2014, 17:20