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Pristine Bi2O2CO3 and S-doped Bi2O2CO3 are prepared by hydrothermal reaction of two equivs. [ABSTRACT FROM AUTHOR]

Polycrystalline Ho2W3O12 is prepared by calcination of stoichiometric amounts of Ho2O3 and WO3 in air (1100 °C, 10 h) with different cooling treatments (850 °C plus furnace cooling or 1100 °C plus quenching in H2O) to probe the relationship between phase formation and preparative conditions. [ABSTRACT FROM AUTHOR]

(NH4)2[Co(H2O)6]2 [V10O28]·4H2O (I) and (NH4)2 [Co(H2O)5(β-HAla)]2 [V10O28]·4H2O (II) are used for the preparation of mixed oxides as catalysts for water oxidation. [ABSTRACT FROM AUTHOR]

Nanoplatelets of the title compound are prepared by hydrothermal reaction of an aqueous NaOH solution of SnCl2 (pH 13, autoclave, 180 °C, 16 h). [ABSTRACT FROM AUTHOR]

A steady state concentration of HSNO is obtained using a gaseous mixture of 1% NO and 0.1% H2S in Ne by supersonic expansion into a cavity through a pulsed valve at 25 °C. [ABSTRACT FROM AUTHOR]

Flash vacuum pyrolysis of MeOS(O)2N3 (caution: potentially hazardous and explosive) results in the formation of HNSO2 in the gas phase. [ABSTRACT FROM AUTHOR]

The crystal structure of U3O7 obtained by oxidation of UO2 powder is investigated by powder XRD and SAED on single crystal grains. [ABSTRACT FROM AUTHOR]

Unknown monoclinic NO[Ni(NO3)3] and triclinic modifications of NO[M(NO3)3] (M: Ni, Co) are obtained from mixtures of N2O5, N2O4, HNO3, and Ni(NO3)2 or Co powder at 40 °C and 70 °C, resp. [ABSTRACT FROM AUTHOR]

Polycrystalline samples of CaMnO3, Ca2MnO4, Ca3Mn2O7, and Ca4Mn3O10 are prepared by calcination of stoichiometric amounts of CaCO3 and MnO2 in air (1473 K, 6 h). [ABSTRACT FROM AUTHOR]

The title catalyst is prepared in two steps involving the preparation of Mg0.05Ta0.95O2.425 via a modified Pechini method by combining solutions of MgCl2 and TaCl5 in EtOH and citric acid and subsequent addition of ethylene glycol (150 °C). [ABSTRACT FROM AUTHOR]

Review: 141 refs. [ABSTRACT FROM AUTHOR]

The new compound [Th3O2(IO3)5(OH)2]Cl is hydrothermally synthesized from an aqueous mixture of Th(NO3)4, HIO3, and KCl (autoclave, 230 °C, 3 d). [ABSTRACT FROM AUTHOR]

In view of the separation of U isotopes in nuclear fuel element reprocessing, single crystals of NOUF6 are obtained by direct reaction of NO with UF6 in anhydrous HF (FEP reaction tube, -78 °C) after pumping off excess HF and UF6. [ABSTRACT FROM AUTHOR]

The UV/VIS absorption spectra of water, ethanol, chloroform, DMF, and DMSO are measured. [ABSTRACT FROM AUTHOR]

The BeO4 isomers O-Be-O-O-O and the ozonide O-Be(O3) are detected in the electronic triplet state following an Ar matrix isolation via deposition of laser evaporated Be and O2 onto a cryogenic CsI window (1064 nm fundamental of Nd:YAG laser, 4 K, 0.5-1 h). [ABSTRACT FROM AUTHOR]

DFT electronic structure calculations indicate the existence of oxidation state 10 in the Td structure of PtO42+. [ABSTRACT FROM AUTHOR]

Tetravalent Pd is detected in coordination by oxoanions via stabilization as a [Pd(S2O7)3]2- complex in which three chelating S2O72- groups surround the metal atom. [ABSTRACT FROM AUTHOR]

The lowest-energy structures of two-dimensional PnO (n = 8, 6, 4, 2), P4O4, and P2O3 are predicted by a global optimization method based on the particle swarm optimization technique. [ABSTRACT FROM AUTHOR]

Review: 343 refs. [ABSTRACT FROM AUTHOR]

Review: 167 refs. [ABSTRACT FROM AUTHOR]

The complex (μ2-O2)PrO2 and the linear core-containing PrO2+ complexes are observed both in the gas phase by laser vaporization of Pr in He2 seeded with a pulsed 30-40% O2 stream (1-1.2 MPa) and in solid Ar matrices analyzed by matrix isolation IR and IR photodissociation spectroscopy (0.2-0.5 mJ/pulse, 850-1600 cm-1) with TOF-MS-selected [(PrO2)+(O2)n] cations. [ABSTRACT FROM AUTHOR]

The synthetic mineral of title is prepared as a polycrystalline pure phase in aqueous solution at 0 °C according to a literature method. [ABSTRACT FROM AUTHOR]

The title material is prepared by annealing Co3[Co(CN)6]2 at 400 °C in air for 1 h. [ABSTRACT FROM AUTHOR]

Review: 241 refs. [ABSTRACT FROM AUTHOR]

Phase development during the preparation of metastable Cu4O3 is systematically investigated in the solvothermal reaction of Cu(NO3)2 in a 1:2 EtOH/DMF mixture (autoclave or evacuated silica tubes, 130 °C, various periods). [ABSTRACT FROM AUTHOR]

The new title compound is obtained from a reaction mixture of mer-[RuNO(NH3)3(NO2)(OH)] Cl·0.5H2O and an excess of 16 M HNO3 (25 °C, 2 h; 90% yield). [ABSTRACT FROM AUTHOR]

Review: 400 refs. [ABSTRACT FROM AUTHOR]

Review: 93 refs. [ABSTRACT FROM AUTHOR]

The layered compound HTi2NbO7 is prepared by solid state reaction of TiO2, Nb2O5, and Cs2CO3 (1373 K, 12 h) and subsequent proton exchange (addition of HCl, 333 K, 24 h). [ABSTRACT FROM AUTHOR]

The title material is prepared by solid state reaction of a stoichiometric mixture of Bi2O3, BiOCl, and Nb2O5 (evacuated silica tube, 1173 K, 20 h) and characterized by powder XRD and UV/VIS diffuse reflectance spectroscopy. [ABSTRACT FROM AUTHOR]

The new compounds (II) and (III) are characterized by single crystal XRD, IR, and EPR spectroscopy. [ABSTRACT FROM AUTHOR]

Review: 136 refs. [ABSTRACT FROM AUTHOR]

A long-standing question in the physics of solids has been whether the viscosity of the electron fluid plays an observable role in determining the resistance. [ABSTRACT FROM AUTHOR]

Micrometer-sized crystals of La11Si13N27.636O1.046:Ce 3+ are obtained as a side product from a mixture of La, La(NH2)3, Si(NH)2, BaH2, and CeF3 (tungsten crucible, N2 atmosphere, 1650 °C, 5 h). [ABSTRACT FROM AUTHOR]

α-Cu2Ta4O11 is prepared in a molten CuCl-flux by the reaction of nanocrystalline Cu2O and Ta2O5 in the molar ratio of 2:1 (evacuated silica tubes, 665 °C, 1 h). [ABSTRACT FROM AUTHOR]

Heating studite, [(UO2)(O2)(H2O)2] (H2O)2 and metastudite, [(UO2)(O2)(H2O)2] in a Pt crucible at 200 °C for 1 or 4 h in air leads to the formation of amorphous U2O7. [ABSTRACT FROM AUTHOR]

Direct synthesis of H2O2 from H2 and O2 represents an efficient alternative to the current industrial indirect process via sequential hydrogenation and oxidation of a substituted anthraquinone. [ABSTRACT FROM AUTHOR]

Polycrystalline KLa5O5(VO4)2 is prepared by firing stoichiometric amounts of La(OH)3, V2O5, and K2CO3 in air (Al2O3 crucible, 1. [ABSTRACT FROM AUTHOR]

Crystals of (II) and (III) are characterized by single crystal XRD, IR spectroscopy, UV/VIS diffuse reflectance spectroscopy, second harmonic generation (SHG) measurements, and DFT calculations. [ABSTRACT FROM AUTHOR]

Review: 59 refs. [ABSTRACT FROM AUTHOR]

In the frame of determining the exact phase composition of stratospheric clouds and its formation mechanisms, evidence for the predicted metastable phase α-HNO3·3H2O (alpha-NAT) is presented. [ABSTRACT FROM AUTHOR]

Cube shaped TiO2 is hydrothermally synthesized from aqueous mixtures of TiOSO4, glucose, and EtOH (autoclave, 180 °C, 24 h) followed by calcination at 600 °C for 2 h. [ABSTRACT FROM AUTHOR]

The peroxo compounds (NH4)4Te2(μ-OO)2 (μ-O)O4(OH)2 (I) and (NH4)5Te2(μ-OO)2 (μ-O)O5 (OH)·1.28H2O·0.72H2O2 (II) are isolated from aq. [ABSTRACT FROM AUTHOR]

In view of a potential application of uranyl peroxides in mixed oxide (MOX) nuclear fuel fabrication from the PUREX process, it is demonstrated that an ammonium uranyl peroxide crown nanocluster (NH4)40 [(UO2)32(O2,(OH)2)52] ·nH2O (U32R-NH4) undergoes an exchange reaction between NH4+ and Nd3+, Th4+, or Sr2+ cations. [ABSTRACT FROM AUTHOR]

Review: 56 refs. [ABSTRACT FROM AUTHOR]

The novel title compound is hydrothermally synthesized from a mixture of Sb2O3, K2CO3, I2O5, and H2O (autoclave, 210 °C, 4 d, 98% yield). [ABSTRACT FROM AUTHOR]

Review: latest achievements in the understanding of metal/oxide and oxide/metal layeresystems; 294 refs. [ABSTRACT FROM AUTHOR]

The crystal structure of 5[Zn(OH)2]·2[ZnSO4] is determined by powder XRD. [ABSTRACT FROM AUTHOR]

Single crystals of the title polymorph are prepared by reaction of Ti and Bi2O3 in a Bi flux (Ti:O molar ratio of 1.0:0.9; BN or Al2O3 crucible in SUS 316 steel tubes, 1173 K, 2 h). [ABSTRACT FROM AUTHOR]

Single crystals of Pb4(OH)4(BrO3)3(NO3) (I) are prepared by hydrothermal reaction of aqueous Pb(NO3)2, KBrO3, and KOH in the molar ratio of 1:2:0.5 (autoclave, 100 °C, 3 d, 10% yield). [ABSTRACT FROM AUTHOR]