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化学研究生工作报告初步.pptVIP

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化学研究生工作报告初步

Shape Effects of Cu2O Polyhedral Microcrystals on Photocatalytic Activity T.R.Zhang et al./J. Phys. Chem. C 2010, 114, 5073–5079 * 实验部分: mixed 26-facet and 18-facet Cu2O polyhedra: Cu2O octahedra: * T.R.Zhang et al./J. Phys. Chem. C 2010, 114, 5073–5079 Cu2O cubes: * T.R.Zhang et al./J. Phys. Chem. C 2010, 114, 5073–5079 XRD pattern of the obtained Cu2O 26(18)-facet polyhedra T.R.Zhang et al./J. Phys. Chem. C 2010, 114, 5073–5079 * * SEM images of the as-made Cu2O 26(18)-facet polyhedral crystals (a, b) grown in the presence of stearic acid by hydrothermal treatment at 180 ℃for 12 h; (c) the enlarged SEM image of 18-facet polyhedra; and (d) the enlarged SEM image of 26-facet polyhedra T.R.Zhang et al./J. Phys. Chem. C 2010, 114, 5073–5079 Three-dimensional view of an 18-facet polyhedral model (left) and a 26-facet polyhedral model (right). * T.R.Zhang et al./J. Phys. Chem. C 2010, 114, 5073–5079 (a) TEM image of the 26(18)-facet polyhedra, (b) TEM image of a single 26-facet polyhedron, (c) TEM image of an 18-facet polyhedral particle, and (d) HRTEM image taken from an 18-facet polyhedral crystal (d) The inset in panel d corresponds to the SAED pattern. * T.R.Zhang et al./J. Phys. Chem. C 2010, 114, 5073–5079 UV-vis absorption spectrum of Cu2O 26(18)-facet polyhedra * T.R.Zhang et al./J. Phys. Chem. C 2010, 114, 5073–5079 SEM images of Cu2O octahedra (a) and cubes (c), and XRD patterns of Cu2O octahedra (b) and cubes (d). * T.R.Zhang et al./J. Phys. Chem. C 2010, 114, 5073–5079 * (a) Absorption spectra of MO solution in the presence of Cu2O octahedra; (b) absorption spectra of MO solution in the presence of Cu2O 26(18)-facet polyhedra T.R.Zhang et al./J. Phys. Chem. C 2010, 114, 5073–5079 (c) the curves of adsorption and photodegradation of MO by Cu2O 26(18)-facet polyhedra, octahedral, and cubes,respectively. * T.R.Zhang et al./J. Phys. Chem. C 2010, 114, 5073–5079 * * *

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