Zobrazeno 1 - 8
of 8
pro vyhledávání: '"Cheng, J."'
Autor:
Ching-Hung Weng, Wen-Cheng J. Wei
Publikováno v:
Journal of the American Ceramic Society. 93:3124-3129
Nb2O5 and Bi2O3 powders were dispersed by anionic dispersants separately and followed by optimized colloidal processing steps to obtain the best mixing results. The influences of the dispersants were investigated by the measurements of zeta-potential
Autor:
Wen-Cheng J. Wei, Jerry C. C. Lin
Publikováno v:
Journal of the American Ceramic Society. 92:1926-1933
A glass with the eutectic composition 3MnO1.5–2SiO2 was used to simulate the formation of a liquid phase during sintering of BaTiO3. Two oxide additives (Mn2O3 and SiO2) performing various functions of the properties of BaTiO3 were investigated for
Autor:
Sung-En Lin, Wen-Cheng J. Wei
Publikováno v:
Journal of the American Ceramic Society. 91:1121-1128
Spherical indium (In) oxide in submicrometer size is considered as a practical material in photonic bandgap applications. To obtain narrow size distribution, systematic studies of different conditions such as precursor concentration, reaction tempera
Autor:
Bang-Ying Yu, Wen-Cheng J. Wei
Publikováno v:
Journal of the American Ceramic Society. 91:595-598
Gradient, porous alumina ceramics were prepared with the characteristics of microsized tabular α-Al2O3 grains grown on a surface with a fine interlocking feature. The samples were formed by spin-coating diphasic aluminosilicate sol on porous alumina
Publikováno v:
Journal of the American Ceramic Society. 90:1709-1716
The specific system of interest is the polyacrylic acid (PAA) and (0001) α-Al2O3 surface, which was modeled and simulated by Cerius2 4.9 software with empirical potentials. The simulation predicted that the adsorbed conformations of PAA with a molec
Publikováno v:
Journal of the American Ceramic Society. 88:524-529
An amphoteric water-soluble copolymer, i.e., poly(acrylamide/(α-N,N-dimethyl-N-acryloyloxyethyl) ammonium ethanate) (PAAM/DAAE), was evaluated as a novel dispersant for aqueous BaTiO3 (BT) slurries. The dispersing property of this copolymer was exam
Publikováno v:
Journal of the American Ceramic Society. 87:1110-1116
The reaction kinetics and mechanisms between 8 mol% yttria-stabilized zirconia (YSZ) and 30 mol% Sr-doped lanthanum manganite (La0.65Sr0.30MnO3, LSM) with A-site deficiency for the application of planar solid oxide fuel cells (SOFCs) were investigate
Autor:
Wen-Cheng J. Wei, John W. Halloran
Publikováno v:
Journal of the American Ceramic Society. 71:166-172
Aluminosilicate gels with compositions Al2O2/SiO2 and 2 were prepared by gelling a mixture of colloidal pseudo-boehmite and a silica sol prepared from acid-hydrolyzed Si(OC2H5)4. Upon heating the pseudo-boehmite transforms to γ-Al2O3 around 400°C,