Monitoring a CuO gas sensor at work: an advanced in situ X-ray absorption spectroscopy study Abstract: X-ray absorption near edge structure (XANES) and electrical measurements were used to elucidate the local structure and electronic changes of […]
Synthesis of BiVO4 via oxidant peroxo-method: insights into the photocatalytic performance and degradation mechanism of pollutants Abstract: This paper reports the synthesis of monoclinic bismuth vanadate (BiVO4) by the oxidant peroxide method with crystallization under hydrothermal […]
Photoluminescence properties of cerium oxide nanoparticles as a function of lanthanum content Abstract: The structural and photoluminescent properties at room temperature of CeO2 and La-doped CeO2 particles were undertaken. The obtained particles were synthesized by a […]
Au and Pd nanoparticles supported on CeO2, TiO2, and Mn2O3 oxides Abstract: Gold and palladium nanoparticles were incorporated on CeO2, TiO2, and Mn2O3 supports prepared by a sol–gel method. The samples were characterized by X-ray diffraction […]
Photoluminescence emission at room temperature in zinc oxide nano-columns Abstract: Hydrothermal microwave method (HTMW) was used to synthesize crystalline zinc oxide (ZnO) nano-columns at the temperature of 120 °C with a soaking time of 8 min. […]
Luminescent and gas sensor properties of the ZrO2:Hhpa:Eu3+ Hybrid Compound Abstract: Luminescent complexes of rare earth have been extensively studied in different fields of research improving the industrial development of these materials for their utilization as […]
Ozone and nitrogen dioxide gas sensor based on a nanostructured SrTi0.85Fe0.15O3 thin film Abstract: In this manuscript, we report an investigation into the sensitivity of two oxidizing gases (ozone and nitrogen dioxide) for nanocrystalline SrTi0.85Fe0.15O3 thin […]
Writers: Gurgel, GM; Lovisa, LX ; Pereira, LM; Motta, FV; Li, MS; Longo, E; Paskocimas, CA; Bomio, MRD Keywords: PbMoO4; Earth rare; Sonochemistry; Photoluminescence; photocatalytic activity; luminescent properties; oriented attachment; growth-mechanism; lead molybdate; microcrystals; degradation; crystals; nanostructures; […]
Writers: Luís F. Da Silva, Osmando F. Lopes, Ariadne C. Catto, Waldir Avansi, Jr., Maria I. B. Bernardi, Máximo Siu Li, Caue Ribeiro and Elson Longo Keywords: heterojunctions; nanostructured; photoluminescence; semiconductors Abstract: The use of nanostructured heterojunctions has been a promising option for hindering the […]
Writers: R.C. Gouveia and H. Kamimura and R. Munhoz and A.D. Rodrigues and E.R. Leite and A.J. Chiquito Keywords: Nanostructures; Semiconductors; Raman spectroscopy; Transport properties Abstract: Germanium nanowires have been synthesized by the well known vapor-liquid-solid growth mechanism […]
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