Synthesis of Nano Sized Hydroxyapatite Powder Using Sol gel Technique and Its Conversion to Dense and Porous Bodies

... procedure restored the Ca/P ratio of hydroxyapatite powder to 1.67 After drying, pure hydroxyapatite powder was obtained Preparation of dense and porous samples For preparation of dense bodies, the ... structure of the wall of the open pores SOPYAN et al.: SYNTHESIS OF NANO SIZED HYDROXYAPATITE POWDER USING SOL- GEL TECHNIQUE by Guicciardi et a...

Ngày tải lên: 08/04/2015, 15:09

... sensitive to TMA at 50–85◦ C, but not sensitive to NH3 , gasoline, C2 H5 OH, CH4 and CO and water vapor These results indicate that the WO3 thin film sensor prepared by a sol–gel Fig X-ray photoelectron ... lie at 37.1 and 35.20 eV, respectively and are contributed to lattice tungsten in the WO3 crystal 3.2 Gas sensing properties of the thin film sensors Result...

Ngày tải lên: 20/03/2014, 13:12

... sizes of the TiCx particles decrease and the cubic character of the TiC x particles becomes more and more distinct (Figure 2h) In the sample with 70 wt.% Fe, there are many TiCx particles with ... Self-propagating high-temperature synthesis of nano-TiCx particles with different shapes by using carbon nano-tube as C source Nanoscale Research Letters...

Ngày tải lên: 21/06/2014, 00:20

... Synthesis of nano Al2O3 dispersion strengthened - Cu base composite materials by mechanochemical process In my project I will focus on composite base on Cu with Al2O3 dispersion Cu -Al2O3 composite ... larger particles of Cu; On the surface slip occurs between Cu and Al have process of creating Cu [Al]; On the surface contact between CuO and A...

Ngày tải lên: 11/04/2014, 17:14

... cyclic voltammetry and galvanostatic cycling Furthermore, the high-rate performance and long-term cycle stability of Li4 Ti5O12 anodes for use in Li- ion batteries were discussed Introduction Li4 Ti5O12 ... the coupled diffusion coefficient for Li+ and e−), and better accommodation of the Li- ion insertion/extraction strain [8, 9] Figure shows the electrochemical activity...

Ngày tải lên: 20/06/2014, 23:20

... Spectroscopy of a Single-Walled Carbon- Nanotube Material Adv Mater 2007, 19:883 doi:10.1186/1556-276X-6-92 Cite this article as: Kumar et al.: Scalable synthesis of aligned carbon nanotubes bundles using ... natural precursor: Eucalyptus oil Mater Lett 2007, 61:3768 16 Suriani AB, Azira AA, Nik SF, Nor RM, Rusop M: Synthesis of vertically aligned carbon nanotu...

Ngày tải lên: 21/06/2014, 06:20

... the SnO2 nanorods Fig The XRD pattern of the SnO2 nanorods grown via the hydrothermal method room temperature on a Horiba Jobin Yvon LabRam IR system at a spatial resolution of mm Raman scattering ... consist of nanorods as well as nanoparticles The diameters of SnO2 nanorods are in the range of 100–150 nm with lengths of the order of 1–2 mm The end planes...

Ngày tải lên: 20/03/2014, 13:08

... instead of 42 health states The plain main effects model was preferred [11] Data analysis The EQ-5D index scores were calculated using the UK, US, and Japan preference weights We first determined the ... derived from the UK, US, and Japan preference weights Distribution Distribution of EQ-5D scores derived from the UK, US, and Japan...

Ngày tải lên: 18/06/2014, 19:20

... can render very high coercivity with the higher contribution of shape anisotropy and higher coercivity hybrid nanorods can find applications in fields such Fig M(H) curves of Ni @ Co nanorods; a at ... fabrication of such a one-dimensional system namely Ni @ Co nanorods, which is essentially a core–shell architecture (Ni as core and Co as shell) and studies on their...

Ngày tải lên: 22/06/2014, 00:20

... ordering (FMO) Using FMO, groups of macroblocks, known as slice groups, are formed Slice groups consist of one or more slices; this enables better error localization The structure of a slice group is ... slice groups (b) Figure 6: Allowable packet exchanges in case of three slice groups where Kl and Nl are the number of source and RS packets of the lth slice group Pl (...

Ngày tải lên: 22/06/2014, 23:20

... of warm sea water in leads and polynyas (Andreas et al., 2002) and thus crystals that form near sea ice and leads are commonly formed from the vapour phase Diamond dust (ice crystal precipitation ... their role as a ´ chemical reactor that leads to the formation of active oxidants/reductants (Domine and Shepson, 2002) Hence it appears that snow packs can act both as a sink...

Ngày tải lên: 01/07/2014, 16:05

Ngày tải lên: 07/08/2014, 17:22

... followed by Molecular determination of E coli O157:H7 15 Fig Result of multiplex PCR assay for detection of the Stx1 (614 bp), Stx2 (779 bp), eaeA (890 bp), and hlyA (165 bp) genes in E coli O157:H7 ... Comparison of the sensitivity of manual and automated immunomagnetic separation methods for detection of Shiga Molecular determination of E coli...

Ngày tải lên: 07/08/2014, 18:21

... Cite this article as: Pohl and Farr, A comparison of foot arch measurement reliability using both digital photography and calliper methods Journal of Foot and Ankle Research 2010, 3:14 ... deformities In cases of pathology, the presence of swelling and deformity may introduce potential error in both the reliability and validity of the measurements...

Ngày tải lên: 10/08/2014, 21:24

Ngày tải lên: 06/10/2014, 11:52