Search results

Therefore the coating structure becomes compact to hold the diamond particles rigidly.
Because the structure of composite coating depends strongly on the bath composition, it is easy to produce various composite coatings with different structures.
Hence, the coating structure can be reinforced.
In general, the coating structures on the grinder surface vary cyclically.
Hwu: Materials Chemistry and Physics, 86 (2004) 5-10

The crosslinking chemistry should be simple; the precursor solution should have a long shelf-life and should be able to produce completely crosslinked mats, which do not dissolve even on extended exposure times to water.
Experimental Section Materials PVA (Mw 67 000 g/mol, 88% hydrolyzed) powder and citric acid (Mw 210 g/mol, GR, 99.8%) were purchased from Aladdin Chemistry Co., Ltd.
The PVA molecule contains a lot of hydroxyl groups, and citric acid has carboxyl structure.
Peppas, Structure and morphology of freeze/thawed PVA hydrogels.
Greil, Solvent control of cellulose acetate nanofibre felt structure produced by electrospinning, J.

While, the presence of SiO2 particles in the PLA matrix improved its crystalline structure in a significant way (see figure 2c and 2d).
Zhang et al. [28] found in their research that the addition of SiO2 particles in the PLA matrix influences the molecular chain structure of PLA, which leads to the formation of a network structure.
These bands resulting from the Al2O3 and SiO2 structure represent quite strong evidence for the presence of ceramic particles in the polymer matrix.
Industrial & engineering chemistry research, 44(15) (2005), p.5593-5601
Materials Chemistry and Physics, 142(2-3) (2013), p. 726-733

Synthesis and Characterization of Layered Double Hydroxide-3-(4-Methoxyphenyl) Propionate Nanocomposite Zuhailimuna Muda1, a, Norhayati Hashim1, 2, b*, Nur Hidayah Yusri 3, c, Illyas Md Isa1, 2, d, Azlan Kamari1, 2, e, Azmi Mohamed1, 2, f and Noorshida Mohd Ali1, 2,g 1Department of Chemistry, Faculty of Science and Mathematics, Universiti Pendidikan Sultan Idris, 35900 Tanjong Malim, Perak, Malaysia. 2Nanotechnology Research Centre, Faculty of Science and Mathematics, Universiti Pendidikan Sultan Idris, 35900 Tanjong Malim, Perak, Malaysia. 3Department of Chemistry, Faculty of Science, Universiti Teknologi Malaysia, 81310 Skudai, Johor, Malaysia.
Discovery of the mineral hydrotalcite, and a large class of minerals with closely related structures are usually known to mineralogist as the sjogrenite-hydrotalcite group [2].
The surface morphology of LDH shows a non-uniform irregular agglomerates of non-porous plate-like structure, whereas LDH-MPP gives a thin various plate-like and various sized of rod shape structure as previously reported in [21, 27].
Evans, Layered Double Hydroxides, Series Structure Bonding, Vol. 119, Springer, Berlin, 2006.
Ye, Structure and conductive properties of poly (ethylene oxide)/ layered double hydroxide nanocomposite polymer electrolytes, Electrochim.

FSS) had the content of chromium among at 11 % to 30 wt% and its crystal structure at room temperature was body-cantered cubic (Abbr.: BCC) [1].
Discussions The Grain Size And Casting Structure.
Effect of initial solidified structure on ridging phenomenon and texture in type 430 ferritic stainless steel sheets, ISIJ International. 43 (2003), 1989-1998
Khvan, el at., Liquidus projection and thermodynamic modelling of the Cr-Fe-Nb ternary system, Computer Coupling of Phase Diagrams and Thermo chemistry. 54 (2016) 1-15
Sviatysheva, el at., Fragmented structure of niobium carbide particles in as-cast modified HP all, Acta Materialia. 127 (2017) 267-276.

Uniaxial stress has also been employed in order to bring up the internal structure of the observed PL lines.
Electronic structure of a shallow donor and the donor-bound exciton Structure of the donor ground state (DGS).
According to electronic structure calculations [9], )(ψM r transforms as the irreducible representation (IR) M4 of C2v.
Structure of the exciton ground state (EGS).
Due to the presence of three particles in the donor-bound exciton, its electronic structure is much more complicated than that of the donor-bound electron.

ETS-4 and mineral zorite have similar structures, consisting of highly disordered frameworks with a two-dimensional channel system and low thermal stability.
AM-3, with the structure of the rare mineral penkvilksite-2O, has helices of SiO4 tetrahedra connected by individual TiO6, forming a 6-ring channel.
Results and Discussion In situ variable temperature powder XRD (not shown) shows that the AM-3 structure is preserved up to at ca. 600 ºC.
Powder XRD (Fig. 1) indicates that after calcination at 700 ºC for 5 hours, the AM-3 structure collapses and the material is completely amorphous.
Since the structure of ideal tetragonal narsarsukite calls for a single type of Si, the structure of the narsarsukite from AM-3 must be slightly distorted, thereby lowering the symmetry, which is the same as the narsarsukite from ETS-10 and ETS-4.

All above experimental results could provide fundamental data to the optimal design complex structure laminated composite parts.
W.G.Wang[6] simulated actual fibre orientation of composite structure by using of the fiber orientation model, the results provided theoretical foundation for ply cutting and splicing.
Kuang[7] analyzed the overlay rules of the unidirectional prepreg on an undevelopable surface and discovered that fiber orientation and the layer splicing have an important impact on the mechanical propertied of the composite structure.
A diglycidyl ether of bisphenol A epoxy resin with lower viscosity and modified amine curing agent, relatively known as JL-237A, JL-237B produced by Changshu Jiafa Chemistry Co., Ltd, were used for matrix.

The XRD measurements revealed that the nitrogen doped ZnO films had a wurtzite structure with their crystal (002) directions oriented along the c-axis of the substrate.
After thermal oxidization, the structure of the films was investigated on a Rigaku D/Max-2000 instrument with CuKα radiation (λ = 1.5418 Ǻ), in the Bragg θ-2θ geometry, the XRD patterns were collected using angular step sizes of 0.02 ◦ (2θ) from 20 to 80 ◦.
Binding Energy (eV) N 1s (c) O 1s peak (c) N 1s peak Fig 4 XPS spectrum of ZnO thin film and its high-resolution spectra of Zn 2p, O 1s and N 1s peaks Conclusions Nitrogen doped ZnO films with c-axis oriented wurtzite structure have been prepared after magnetron-sputter-deposited ZnO/Zn3N2 multilayer films being thermal oxidized. p-type and ferromagnetic properties were detected in the films, and the carrier concentration, resistivity and saturation magnetization of the typical sample, which was thermal oxidized at 673 K for 3 hours, were about 3.12×10 17 cm -3 , 93 Ωcm and 0.16 emu/g, respectively.
Solid State Chemistry, 181(2009), p. 2456 [4] H.W.

At present, most DSs in the world are double-shell structure with outside and inside shells.
Submersible structure optimization design based on parametric finite element.
Review on welding residual stresses of submarine structures.
Materials Chemistry and Physics, 2010, 119(1): 330-336 [15] Huili Hu, Ning Li, Jinning Cheng, Lijiao Chen.
Composite Structures, 2011, 93(11): 2963-2968 [24] Chin-Hyung Lee, Kyong-Ho Chang.