Báo cáo hóa học: " Template Synthesis of Three-Dimensional Cubic Ordered Mesoporous Carbon With Tunable Pore Sizes" docx

... tailored pore sizes of the prepared ordered mesoporous carbons on the basis of the structural param- eters of the silica template. Keywords Template synthesis Á Mesoporous carbon Á Mesoporous ... [11] modulated the pore sizes of mesoporous carbons within the range of 2–10 nm by changing the synthesis temperature of the silica template. However, the synthe...

Ngày tải lên: 22/06/2014, 00:20

... characteristics of the IOSC devices with MoO 3 of 5 nm thickness and with flake- like AZO nanostructures grown in a solution with Al concentrations from 1 to 4 mM. The perf ormance para- meters of the ... morphology of flake-like AZO nanostructures, such as the density and the size, can occur to change with varying the Al concentrations. Compared with that of the un-doped...

Ngày tải lên: 20/06/2014, 22:20

... diffraction [SAED]) pattern of the selected area coincided with that of anatase TiO 2 , as shown in the inset of Figure 1b. In order to obtain nano-Li 4 Ti 5 O 12 with a sufficiently large surface ... Influence of size on the rate of mesoporous electrodes for lithium batteries. J Am Chem Soc 2010, 132:996. 10. Woo SW, Dokko K, Kanamura K: Preparation and characterization...

Ngày tải lên: 20/06/2014, 23:20

... 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 mechanism of the ... capacitance per unit pore length, respectively [44]. At low frequency, when the electrolyte penetration depth is larger than the pore length of the porous electrode, most of the...

Ngày tải lên: 20/06/2014, 23:20

... 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 ultrafine BaTiO 3 nano- particles ... 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 comp...

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

... associated with the vibration of carbon (C = C) skeleton of the CNTs. It has been suggested that no other attachments are present in place of a carbon atom. Conclusions In summary, the growth of high-quality ... the bundles of ACNTs. ACNTs hav e been synthesized by spray pyrolysis of neem oil and ferrocene mixture at 825°C. The major components of neem oil are hydrocarbon...

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 ... Figure 3. One-pot synthesis of core-shells and their optical properties. (a) One-pot synthesis of InP with P(SiMe 2 -tert-Bu) 3 followed by ZnS shell overcoating. (b) Siz...

Ngày tải lên: 21/06/2014, 17:20

... does not involve the use of a template. The synthesis was conducted at 150 °C using aqueous Cd(NO 3 ) 2 as the only precursor. By varying the synthesis time, the growth of CdO and Cd(OH) 2 can ... col- lected at 10, 24, and 48 h are shown in Fig. 1. The peaks of the 24-h sample (Fig. 1b) are indexed to cubic phase of CdO with lattice constants of a = b = c = 0.4725 nm (JCPD...

Ngày tải lên: 21/06/2014, 18:20

... MnSO 4 and (NH 4 ) 2 S 2 O 8 with a catalyst of Ag ? in an acid solution [21]. A similar method used by Gong et al. is able to synthesize MnO 2 hollow urchins with a reactive template of carbon spheres [22]. ... lm) of a-MnO 2 can be obtained by the reaction between MnSO 4 and (NH 4 ) 2 S 2 O 8 with the addition of AgNO 3 catalyst at RT for 1–2 days. The thin shell of this...

Ngày tải lên: 21/06/2014, 20:20