2 article(s) from Parida, Kulamani
Figure 1: Speciation diagram of Cr(VI). Reprinted from [6], copyright 2016 Thermo Fisher Scientific Inc.
Figure 2: The band edge potentials and band gaps of different semiconductors that combine with TiO2 for enhan...
Figure 3: Mechanism of photocatalytic reduction of Cr(VI) over neat TiO2. (D = donor, D+ = oxidized product).
Figure 4: Photoluminescence spectra of bare TiO2 and Cu2O–TiO2 samples. Reprinted from [96], copyright 2016 Sprin...
Figure 5: I–V (current intensity–applied voltage) curve. Reprinted from [97], an article distributed under the Cr...
Figure 6: Comparison of arc radius of Nyquist plot between bare TiO2 and modified TiO2 (MFe2O4/ TiO2) samples...
Figure 7: Transport of photoinduced electrons from the conduction band of TiO2 through an RGO sheet, resultin...
Figure 8: RGO–TiO2 core–shell Z scheme for photocatalytic reduction of Cr(VI). Reprinted from [134], an article di...
Figure 9: Mechanism for photocatalytic reduction of Cr(VI) by TiO2–MOx under irradiation of visible light.
Figure 10: Mechanism of reduction of Cr(VI) using a Au/TiO2−Pt plasmonic photocatalyst under visible-light irr...
Figure 11: Mechanism for the photocatalytic Cr(VI) reduction by a dye-sensitized TiO2 nanocatalyst.
Figure 12: (a) Recyclability of TiO2/Fe3O4 towards photoreduction of Cr(VI) up to 4 cycles, and (b) images of ...
Figure 13: Summary of narrow band gap semiconductors that can be combined with TiO2 for effective photocatalyt...
Figure 1: XRD patterns of ZFO samples with different calcination temperatures.
Figure 2: (a) FESEM image and (b) enlarged view of ZFO-500.
Figure 3: (a) TEM image and (b) magnified TEM image of ZFO-500.
Figure 4: (a) Diffuse reflectance spectra of ZFO samples with different calcinantion temperatures with ZFO-50...
Figure 5: Photoluminescence spectra of ZFO samples excited at 330 nm.
Figure 6: FTIR spectra of ZFO samples.
Figure 7: Linear-sweep voltammograms of ZFO-400 to ZFO-700 (a) under dark conditions, (b) under visible-light...
Figure 8: Mott–Schottky plot yielding the flat-band potential of ZFO-500.
Figure 9: Nyquist plot of ZFO-400 to ZFO-700 photo anode in a frequency range from 50 to 105 Hz.
Figure 10: (a) Photocatalytic decolourization of Congo red over different ZFO samples; (b) spectral changes of...
Scheme 1: Formation of luminescent 2-hydroxyterephthalic acid from terephthalic acid.
Figure 11: (a) Histogram representing the role of active species in the decolourization of Congo Red; (b) fluo...
Figure 12: (a) Rate of decolourization of 5 ppm Rh B over ZFO samples; (b) spectral changes of Rh B over ZFO-5...
Figure 13: Reaction mechanism of the decolourization of Congo red and Rh B over ZFO-500.
Figure 14: Adsorption spectra of the phenol solution before and after photodegradation over ZFO-500.