全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
中外文文献  中文文献  外文文献
作者:Santos Claudinei dos , Strecker Kurt , Piorino Neto Francisco ...
来源:[J].Materials Research(IF 0.516), 2006, Vol.9 (1), pp.1DOAJ
摘要:... In this work, the creep behavior has been monitored by X ray diffraction analysis, determining the peak intensity ratio of the (101) and (210) planes of b-Si3N4. This characterization technical, allied the microstructural analysis can contribute to determination of creep mech...
作者:Santos Claudinei dos , Strecker Kurt , Piorino Neto Francisco ...
来源:[J].Materials Research(IF 0.516), 2006, Vol.9 (1), pp.1-8DOAJ
摘要:... In this work, the creep behavior has been monitored by X ray diffraction analysis, determining the peak intensity ratio of the (101) and (210) planes of b-Si3N4. This characterization technical, allied the microstructural analysis can contribute to determination of creep mech...
作者:Valéria Almeida Alves , Luís Antônio da Silva , Julien Françoise Coleta Boodts
来源:[J].Química Nova(IF 0.737), 2000, Vol.23 (5), pp.608-613DOAJ
摘要:Independent of the sample form (powder or film), XRD analysis of Ir0,3Ti(0,7-x)Ce xO2, (nominal) mixtures, for x=0, shows the formation of a solid solution phase between IrO2 and TiO2, as well as the rutile phases of IrO2 and TiO2. The presence of the ana...
作者:Fernanda C. Morelli , Adhemar Ruvolo Filho
来源:[J].Polímeros(IF 0.493), 2010, Vol.20 (2), pp.121-125DOAJ
摘要:... Os materiais obtidos foram caracterizados por difração de raio X, espectroscopia de absorção na região do infravermelho com transformada de Fourier e análise da permeaç��o ao vapor d'água. Os resultados de difração de raio X e da espectroscopia de absorção na...
作者:Utrilla, V. , Poza, P. , Gómez-García, J. ...
来源:[J].Boletín de la Sociedad Española de Cerámica y Vidrio(IF 0.404), 2006, Vol.45 (6), pp.389-395DOAJ
摘要:... The microstructure evolution during oxidation was analysed by environmental scanning electron microscopy, transmission electron microscopy, X ray microanalysis and X ray diffraction. A thermally grown oxide layer was observed between the overlay coating and the ceramic t...
作者:Pritam Saha , Tapas Pal Majumder , Michał Czerwiński ...
来源:[J].Chinese Journal of Physics(IF 0.477), 2017, Vol.55 (4), pp.1447-1452Elsevier
摘要:Abstract(#br)We have prepared zinc oxide (ZnO) nanocapsules by the hydrothermal method with the assistance of cetyltrimethylammonium bromide (CTAB), a cationic surfactant. The photoluminescence (PL) behaviour of the ferroelectric liquid crystals (FLC), namely W-206E, ZnO nanocaps...
作者:Livia Arantes Camargo , José Marques Júnior , Gener Tadeu Pereira ...
来源:[J].Revista Brasileira de Ciência do Solo(IF 0.733), 2008, Vol.32 (6), pp.2279-2288DOAJ
摘要:... As amostras de solo foram coletadas nos pontos de cruzamento de uma malha, georreferenciados, com intervalos regulares de 10 m e dimensão de 100 x 100 m, na profundidade de 0,2- 0,4 m, totalizando 119 pontos, em uma área de 1 ha, onde as variações da forma do relevo fora...
作者:Marcelo Augusto Batista , Antonio Carlos Saraiva da Costa , Ivan Granemann de Souza Junior ...
来源:[J].Revista Brasileira de Ciência do Solo(IF 0.733), 2008, Vol.32 (2), pp.561-568DOAJ
摘要:... The dark black synthetic precipitated material was heated to 250 °C during 4 h forming a brownish maghemite that was characterized by chemical analysis as well as X ray diffraction (XRD), specific surface area and mass-specific magnetic susceptibility. The isomorphic su...
作者:Lucia Helena Garófalo Chaves , Joan Elizabeth Curry , David Andrew Stone ...
来源:[J].Revista Brasileira de Ciência do Solo(IF 0.733), 2009, Vol.33 (5), pp.1115-1123DOAJ
摘要:Ni(II)-Fe(II)-Fe(III) layered double hydroxides (LDH) or Ni-containing sulfate green rust (GR2) samples were prepared from Ni(II), Fe(II) and Fe(III) sulfate salts and analyzed with X ray diffraction. Nickel is readily incorporated in the GR2 structure and forms a solid solution...
作者:Emerson Sarmento Gonçalves , Mirabel Cerqueira Rezende , Marta Ferreira Koyama Takahashi ...
来源:[J].Materials Research(IF 0.516), 2006, Vol.9 (2), pp.147-152DOAJ
摘要:... Electrical resistivity, scanning electron microscopy and X ray Diffraction analyses were performed for all prepared samples. It was observed that the HTT increasing promotes an electrical conductivity increasing while the Bragg distance d002 decreases. The correlation betwe...

我们正在为您处理中,这可能需要一些时间,请稍等。

资源合作:cnki.scholar@cnki.net, +86-10-82896619   意见反馈:scholar@cnki.net

×