4 Chapter 5Figure 5.1 Comparison of the photocatalytic mechanism: (a) for UV irradiation of...Figure 5.2 Primary steps of the postulated mechanism for titania modified with P...Figure 5.3 Balance of the semiconductor–metal nanocomposite with the redox coupl...Figure 5.4 VB and CB energy levels of many semiconductors. Copy or adopt with pe...
5 Chapter 6Figure 6.1 Electron–hole pair generation in a photo illuminated n-type semicondu...Figure 6.2 Powder XRD spectrum of (a) Unmodified Fe2O3 nanoparticles; (b) APTS g...Figure 6.3 SEM images of (a) Unmodified Fe2O3 nanoparticles and (b) APTS grafted...Figure 6.4 AFM (a) 3D image of unmodified Fe2O3 Nanoparticles; (b) topographic i...Figure 6.5 TEM images of (a) Unmodified Fe2O3 nanoparticles; (b) APTS grafted Fe...Figure 6.6 (a) SEM image of virgin NiO; (b) AMB-functionalized NiO.Figure 6.7 (a) EDS spectrum of virgin NiO; (b) AMB-functionalized NiO.Figure 6.8 Powder XRD spectrum of n-ZnO.Figure 6.9 (a) AFM image of n-ZnO; (b) AFM image of f-ZnO.Figure 6.10 XRD pattern of Ag3O4 nanoparticles.Figure 6.11 (a) SEM image of bare Ag3O4 nanoparticles; (b) SEM image of AMB func...Figure 6.12 (a) EDS spectrum of bare Ag3O4 nanoparticles; (b) EDS spectrum of AM...Figure 6.13 (a) UV–Visible spectrum of AMP; (b) AMP functionalized NiO nanoparti...Figure 6.14 Absorption spectra of APTS in presence and absence of various concen...Figure 6.15 Absorption spectra of APTS in presence and absence of various concen...Figure 6.16 (a) Absorption spectrum of AMB; (b) AMB functionalized Ag3O4 nanopar...Figure 6.17 Fluorescence spectra of APTS in the presence and absence of various ...Figure 6.18 (a) Fluorescence spectrum of AMP; (b) AMP functionalized NiO nanopar...Figure 6.19 HOMO and LUMO orbital diagrams of AMB.Figure 6.20 Fluorescence spectra of APTS in the presence and absence of various ...Figure 6.21 Mechanism of electron transfer.Figure 6.22 Molecular electrostatic potential map of AMB.Figure 6.23 (a) Fluorescence spectrum of AMB; (b) AMB functionalized Ag3O4 nanop...
6 Chapter 7Figure 7.1 Two-step method for nanofluids production.Figure 7.2 One-step nanofluid production system [154].Figure 7.3 Schematic illustration representing the clustering phenomenon [152, 1...Figure 7.4 Schematic illustration representing the liquid layering around nanopa...Figure 7.5 Liquid layering around an Al2O3 nanoparticle coated by surfactants in...Figure 7.6 Interaction energy for the stable dispersion of nanoparticles in a li...
7 Chapter 8Figure 8.1 The various sources of generation of a large amount of wastewater.Figure 8.2 Photo-activation of a semiconductor and primary reactions occurring o...Figure 8.3 Change in the electronic structures of a semiconductor compound as th...Figure 8.4 The fundamental mechanism of heterogeneous photocatalysis. Different ...Figure 8.5 Schematic illustration of the band structures of different type of se...Figure 8.6 The various indoor sources of various organic gases.Figure 8.7 Schematic of the measurement chain for MOx gas-sensing systems.Figure 8.8 Schematic representation of band bending after chemisorption of charg...Figure 8.9 Influence of sensor material and the nature of detecting gas on senso...Figure 8.10 Factors effecting gas sensing performance.
8 Chapter 10Figure 10.1 Triboelectric series of some materials [34]. Reprinted with permissi...Figure 10.2 Vertical contact separation mode of TENG.Figure 10.3 Lateral sliding mode of TENG.Figure 10.4 Single electrode mode of TENG.Figure 10.5 Free standing triboelectric layer mode of TENG.Figure 10.6 Schematic of the generator’s structure [35]. Reprinted with permissi...Figure 10.7 (a) Schematic of the arch-shaped TENG. (b) Fabrication flowchart for...Figure 10.8 (a) Schematic of a double layered TENG. (b) Scanning electron micros...Figure 10.9 (a) Schematic structure of the ITNG. (b) Optical image of the ITNG. ...Figure 10.10 Schematic structure of a BN-TENG and SEM, AFM images of natural bio...Figure 10.11 Structure of slinky TENG [81]. Reprinted with permission from Ref. ...
9 Chapter 11Figure 11.1 Photocatalysis mechanism and applications of treated wastewater afte...Figure 11.2 Microstructure of metal oxide nanocomposites and their applications ...Figure 11.3 Plausible photocatalytic mechanism for reduction of Cr (VI) using 2-...Figure 11.4 The fluoride removal via continuous fixed-bed column using the rGO/Z...Figure 11.5 Adsorptive removal of Methylene blue dye using the Fe2O3/ZrO2 nanoco...
Guide
1 Cover
5 Preface
7 Index
Pages
1 v
2 ii
3 iii
4 iv
5 xiii
6 xiv
7 xv
8 1
9 2
10 3
11 4
12 5
13 6
14 7
15 8
16 9
17 10
18 11