Zobrazeno 1 - 10
of 15
pro vyhledávání: '"Mun Yeong Son"'
Publikováno v:
Journal of Alloys and Compounds. 688:647-653
In this work, we report the preparation of WO 3 -reduced graphene oxide (rGO) composite powders by spray pyrolysis process using a stable graphene oxide colloidal solution with ammonium tungstate. The ultrafine WO 3 nanocrystals below 10 nm in size a
Publikováno v:
Scientific Reports. 8/29/2014, p1-7. 7p.
Publikováno v:
Journal of Power Sources. 251:480-487
Spherical bare nickel sulfide and nickel sulfide–carbon composite powders are prepared by a one-step spray pyrolysis. Submicron bare nickel sulfide particles with a dense structure have mixed crystal phases of NiS, Ni 7 S 6 , and Ni x S 6 . The nic
Publikováno v:
Electrochimica Acta. 116:44-50
Co3O4 nanosheets with superior electrochemical properties are prepared by a spray drying process. The precursor powders with a hollow and a thin-walled structure, obtained by the spray drying process, turn into nanosheets after a post-treatment proce
Publikováno v:
Journal of Power Sources. 244:625-630
TiO 2 -coated LiMn 2 O 4 cathode powders are prepared using an in situ spray pyrolysis process. The TiO 2 -coated LiMn 2 O 4 powders have spherical aggregated structures of nanometer-sized primary particles. The mean sizes of the primary and secondar
Publikováno v:
Electrochimica Acta. 103:110-118
Composite cathode powders of xLi2MnO3–(1 − x)Li(Ni1/3Mn1/3Co1/3)O2 (0 ≤ x ≤ 1) are prepared by spray pyrolysis. The BET surface areas of the composite powders post-treated at 800 °C are 5, 12, 16, 12, 10, and 4 m2 g−1 for x = 0, 0.2, 0.4,
Publikováno v:
Small. 9:2224-2227
A facile, one-pot method of systematically synthesizing yolk-shell materials with complex compositions is proposed. The spray pyrolysis process for obtaining yolk-shell materials is advantageous because it is highly efficient, allows high throughput,
Publikováno v:
Advanced Materials. 25:2279-2283
Hollow and yolk-shell metal oxide powders used as energy storage materials exhibit good electrochemical properties at high current density because of their shortened diffusion length and increased amount of contact area between the electrolyte and th
Publikováno v:
Ceramics International. 39:331-336
Nanometer-sized 0.6Li2MnO3·0.4LiNi0.5Mn0.5O2 composite cathode powders are prepared directly by high-temperature flame spray pyrolysis. The precursor powders and the powders post-treated at 800 °C exhibit mixed-layered crystal structures comprising
Publikováno v:
SCIENTIFIC REPORTS(4)
Scientific Reports
Scientific Reports
0.6Li(2)MnO(3)-0.4Li(Ni1/3Co1/3Mn1/3)O-2 composite microspheres with dense structures are prepared by a two-step spray-drying process. Precursor powders with hollow and porous structures prepared by the spray-drying process are post-treated at a low