Showing papers in "Journal of Solid State Chemistry in 2011"

TL;DR: Mossbauer and Raman spectroscopic studies were carried out on CoFe 2 O 4 particles synthesized with size ranging from 6 to 500mm (bulk) as mentioned in this paper.

TL;DR: Magnetic CoFe{sub 2}O{sub 4} functionalized graphene sheets have been synthesized by hydrothermal treatment of inorganic salts and thermal exfoliated graphene sheets.

TL;DR: In this article, a green and facile approach was demonstrated to prepare graphene nanosheets/ZnO composites for supercapacitor materials, where small ZnO particles successfully anchored onto graphene sheets as spacers to keep the neighboring sheets separate.

TL;DR: One-dimensional (1D) undoped and Fe doped ZnO nanorods of average length ∼1μm and diameter ∼50nm have been obtained using a microwave-assisted synthesis as discussed by the authors.

TL;DR: In this article, a comparative study of the adsorption and release of a model drug, ibuprofen, were carried out, where the modified and drug loaded mesoporous materials were characterized by XRD, TEM, N{sub 2} physisorption, thermal analysis, elemental analysis and FT-IR spectroscopy.

TL;DR: In this article, a novel anode material for lithium-ion batteries, tin nanoparticles coated with carbon embedded in graphene (Sn@C/graphene), was fabricated by hydrothermal synthesis and subsequent annealing.

TL;DR: In this paper, a coprecipitation-based synthesis of Lanthanide doped ceria for mixed oxides has been presented, showing improved catalytic properties for the CO oxidation reaction.

TL;DR: In this paper, a two-step solvothermal process using Bi(NO3)3-ethylene glycol solution as Bi source was used to synthesize Bi2O3/Bi2WO6 heterojunction photocatalysts.

TL;DR: In this article, a core-shell composite was successfully synthesized using sphere-like {alpha}-Fe{sub 2}O{sub 3}-C structured composite.

TL;DR: In this paper, a large-scale nullaginite (Ni{sub 2}(OH)-sub 2]CO{sub 3} precursors have been obtained by a post-calcination towards NiO NWAs and obtained a specific capacitance of 270 F/g (0.67 A/g); even at high current densities, the electrode could still deliver a high capacitance up to 236 F /g (13.35 A /g).

TL;DR: In this paper, MWCNT/TiO-sub 2 hybrid nanostructures were prepared via solvothermal synthesis and sol-gel method with benzyl alcohol as a surfactant.

TL;DR: In this paper, the nitrate-form of Ca-Fe-layered double hydroxide (Ca−Fe-LDH) was synthesized via co-precipitation method, and its phosphate-intercalates were prepared by ion-exchange reaction.

TL;DR: In this article, a green strategy was proposed to construct Ag/ZnO metal-semiconductor nanocomposites with hierarchical micro/nanostructure and enhanced photocatalytic activity.

TL;DR: In this article, nine pentavalent bismuthates were synthesized and were examined for their photocatalytic activities in the decolorization of methylene blue and decomposition of phenol under visible light irradiation.

TL;DR: In this article, the number of graphene layers is controlled by tuning the oxidation degree of GOs, which shows that the graphene sheets with fewer layers have higher reversible capacity than those with more layers.

TL;DR: In this paper, the photoluminescence properties of photogenerated carriers have been investigated and shown to be a major contribution to the increasing photocatalytic performances of ZnIn{sub 2}S{sub 4} with crystal phase turning from cubic to rhombohedral, which was demonstrated by different analysis techniques such as XRD, Raman, SEM, etc.

TL;DR: In this article, the A-site mixed perovskite sodium bismuth titanate (NBT) was investigated by means of first-principles calculations based on density functional theory.

TL;DR: In this article, the electronic band structure, density of states, complex dielectric function, optical absorption, and the infrared and Raman spectra of orthorhombic CaSnO{sub 3} were computed using density functional theory.

TL;DR: In this article, the role of oxide ion polarizability on glass optical properties was investigated in terms of optical basicity, O 1s binding energy, the outer most cation binding energy in Yamashita-Kurosawa's interionic interaction parameter and Sun's average single bond strength.

TL;DR: A detailed theoretical study of structural, electronic, elastic, thermodynamic and optical properties of rutile type MgF2 has been carried out by means of first-principles Density Functional Theory (DFT) calculations using plane wave pseudo-potentials within the local density approximation and generalized-gradient approximation for the exchange and correlation functionals as mentioned in this paper.

TL;DR: In this article, the phase diagrams for multi-component CO 2 capture reactions were computed using first-principles density functional theory complemented with lattice phonon calculations, which can be used to screen promising materials for CO2 capture under different conditions of temperature and pressure.

TL;DR: In this paper, a simple and facile seed layer (SD) treatment was proposed to improve the adhesion between electrospun nanofibers and substrate, which achieved an energy conversion efficiency of 0.54-0.55% under irradiation of AM 1.5 simulated sunlight.

TL;DR: In this paper, the results of X-ray diffraction (XRD), the transmission electron microscope (TEM), Xray photoelectron spectroscopy (XPS), and Xray absorption fine structure (XAFS) indicate that the Cr ions are at least partially substitutionally incorporated into the crystal lattice of ZnO.

TL;DR: In this article, a comprehensive study of the structural properties and thermal expansion behavior of 17 different Prussian Blue Analogs (PBAs) with compositions MII3[(M′)III(CN)6]2·nH2O and MII2[FeII(CN)-6]·n H2O was presented, where MII=Mn, Fe, Co, Ni, Cu and Zn, and n is the number of water molecules.

TL;DR: In this paper, the effects of the concentration of NaOH on the formation and transformation of various titanate nanostructures were studied, and three different formation mechanisms were proposed.

TL;DR: Zirconium diboride (ZrB2) nanoparticles were synthesized by sol-gel method using Zr(OPr)4, boric acid (H3BO3), sucrose (C12H22O11), and acetic acid (AcOH) as mentioned in this paper.

TL;DR: In this paper, the electronic band structures of divalent metal tungstates were investigated by a combination of electronic band structure calculations and electrochemical measurements, and their photovoltaic properties were evaluated by applying to the working electrodes for dye-sensitized solar cells.

TL;DR: The phase stability of the type-I clathrate compound Ba_(8)Al_(x)Si_(46−x) and the thermoelectric property dependence on chemical composition are presented in this article.

TL;DR: In this article, the formation of coherent FH inclusions into the HH matrix arises from solid-state Ni diffusion into vacant sites of the HH structure, and is attributed to enhanced phonon scattering due to mass fluctuations between FH and HH, and high density of HH/FH interfaces.