Preface |
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xv | |
Part I: Hybrid Materials and Process Technologies for Printable Solar Cells |
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1 Organic and Inorganic Hybrid Solar Cells |
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3 | (34) |
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4 | (1) |
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1.2 Organic/Inorganic Hybrid Solar Cells |
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5 | (18) |
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1.2.1 Introduction to Hybrid Solar Cells |
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5 | (1) |
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5 | (1) |
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1.2.2.1 Operational Principles of Bulk Heterojunction Hybrid Solar Cells |
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5 | (1) |
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1.2.2.2 Bulk Heterojunction Hybrid Solar Cells |
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8 | (1) |
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1.2.2.3 Bilayer Heterojunction Hybrid Solar Cells |
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12 | (1) |
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1.2.2.4 Inverted-Type Hybrid Bulk Heterojunction Solar Cells |
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15 | (1) |
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1.2.2.5 Dye-Sensitized Solar Cells |
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16 | (1) |
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1.2.2.6 Perovskite Solar Cells |
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21 | (2) |
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23 | (2) |
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25 | (12) |
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2 Solution Processing and Thin Film Formation of Hybrid Semiconductors for Energy Applications |
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37 | (28) |
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2.1 Physical Chemical Principles of Film Formation by Solution Processes: From Suspensions of Nanoparticles and Solutions to Nucleation, Growth, Coarsening and Microstructural Evolution of Films |
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38 | (2) |
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2.2 Solution-Processing Techniques for Thin Film Deposition |
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40 | (6) |
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42 | (1) |
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43 | (1) |
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44 | (2) |
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46 | (1) |
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2.3 Properties and Characterization of Thin Films: Transport, Active and Electrode Layers in Thin Film Solar Cells |
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46 | (4) |
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2.4 Understanding the Crystallization Processes in Hybrid Semiconductor Films: Hybrid Perovskite as a Model |
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50 | (7) |
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2.4.1 Thermal Transitions Revealed by DSC |
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50 | (3) |
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2.4.2 Heat Transfer Processes in a Meso-Superstructured Perovskite Solar Cell |
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53 | (2) |
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2.4.3 Effect of the Annealing Process on Morphology and Crystalline Properties of Perovskite Films |
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55 | (1) |
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2.4.4 Role of Precursor Composition in the Crystallinity of Perovskite Films: Understanding the Role of Additives and Moisture in the Final Properties of Perovskite Layers |
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56 | (1) |
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57 | (8) |
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3 Organic-Inorganic Hybrid Solar Cells Based on Quantum Dots |
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65 | (28) |
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65 | (2) |
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3.2 Polymer/QD Solar Cells |
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67 | (16) |
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67 | (1) |
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68 | (1) |
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3.2.2.1 Open-Circuit Voltage (Voc) |
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68 | (1) |
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3.2.2.2 Short-Circuit Current (Jsc) |
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68 | (1) |
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69 | (1) |
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70 | (1) |
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3.2.4 Progress of Polymer/QD Solar Cells |
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71 | (1) |
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3.2.4.1 Device Based on Cd Compound |
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71 | (1) |
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3.2.4.2 Device Based on Pb Compound |
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74 | (1) |
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3.2.4.3 Device Based on CuInS2 |
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76 | (2) |
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3.2.5 Strategy for Improved Device Performance |
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78 | (1) |
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3.2.5.1 QDs Surface Treatment |
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78 | (1) |
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3.2.5.2 In-Situ Synthesis of QDs |
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81 | (1) |
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3.2.5.3 Polymer End-Group Functionalization |
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82 | (1) |
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3.3 Outlooks and Conclusions |
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83 | (1) |
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83 | (1) |
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84 | (9) |
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4 Hole Transporting Layers in Printable Solar Cells |
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93 | (70) |
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94 | (3) |
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4.2 Hole Transporting Layers in Organic Solar Cells |
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97 | (24) |
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4.2.1 Utility of Hole Transporting Layers |
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97 | (1) |
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4.2.1.1 Energy Level Alignment at the Interfaces and Effect on the Open-Circuit Voltage |
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98 | (1) |
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4.2.1.2 Definition of Device Polarity, Charge Transport and Use as Blocking Layer |
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102 | (1) |
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103 | (1) |
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4.2.1.4 Modulation of the Active Layer Morphology and Use as Protective Layer |
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103 | (1) |
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4.2.2 Overview of Materials Used as Hole Transporting Layers |
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104 | (1) |
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104 | (1) |
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109 | (1) |
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112 | (1) |
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112 | (1) |
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116 | (1) |
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116 | (1) |
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4.2.2.7 Graphene-Based Materials |
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116 | (1) |
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4.2.2.8 Self-Assembled Monolayers |
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119 | (2) |
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4.3 Hole Transporting Layers in Dye-Sensitized Solar Cells |
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121 | (6) |
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4.3.1 Overview of Materials Used as Hole Transporting Layers |
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123 | (1) |
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123 | (1) |
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126 | (1) |
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4.4 Hole Transporting Layers in Perovskite Solar Cells |
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127 | (16) |
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4.4.1 Overview of Materials Used as Hole Transporting Layers |
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128 | (1) |
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128 | (1) |
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137 | (1) |
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139 | (1) |
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140 | (1) |
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141 | (1) |
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4.4.1.6 Graphene-Based Materials |
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142 | (1) |
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143 | (1) |
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143 | (20) |
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163 | (42) |
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164 | (1) |
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5.2 Printable Solar Cells Working Principles |
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165 | (8) |
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165 | (2) |
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5.2.2 Perovskite Solar Cells |
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167 | (3) |
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5.2.3 Organic Solar Cells |
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170 | (2) |
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5.2.4 Printable Charge-Carrier Selective Layers |
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172 | (1) |
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5.3 Solution-Based Deposition of Thin Film Layers |
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173 | (16) |
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174 | (1) |
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174 | (1) |
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174 | (1) |
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176 | (1) |
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177 | (2) |
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5.3.2 Printing Techniques |
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179 | (1) |
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180 | (1) |
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182 | (1) |
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5.3.2.3 Flexographic Printing |
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184 | (1) |
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185 | (4) |
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5.4 Characterization Techniques |
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189 | (5) |
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5.4.1 Characterization of Thin Layers |
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189 | (1) |
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5.4.2 Electrical Characterization of Solar Cells |
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190 | (4) |
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194 | (3) |
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197 | (8) |
Part II: Organic Materials and Process Technologies for Printable Solar Cells |
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6 Spray-Coated Organic Solar Cells |
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205 | (30) |
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205 | (1) |
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6.2 Introduction of Spray-Coating Method |
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206 | (10) |
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6.2.1 History of Spray Coating |
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206 | (1) |
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6.2.2 Spray-Coating Equipment |
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206 | (1) |
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6.2.2.1 Airbrush Spray Deposition |
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206 | (1) |
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6.2.2.2 Ultrasonic Spray Deposition |
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209 | (1) |
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6.2.2.3 Electrospray Deposition |
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210 | (2) |
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6.2.3 Spray-Coating Treatment |
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212 | (1) |
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6.2.3.1 Thermal Annealing |
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213 | (1) |
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6.2.3.2 Solvent Treatments |
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214 | (2) |
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6.3 Materials for Spray Coating |
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216 | (8) |
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216 | (4) |
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6.3.2 Metal Oxide and Nanoparticles |
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220 | (2) |
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222 | (2) |
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6.4 Application of Spray Coating |
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224 | (2) |
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226 | (1) |
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226 | (1) |
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226 | (9) |
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7 Interface Engineering: A Key Aspect for the Potential Commercialization of Printable Organic Photovoltaic Cells |
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235 | (28) |
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236 | (4) |
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7.2 SD-PSCs Based on P3HT:PCBM Active Layers |
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240 | (8) |
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7.2.1 Increase in Donor-Acceptor Interface through Nanostructuration of SD-PSCs |
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240 | (2) |
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7.2.2 Generation of Vertical Concentration Gradient by Addition of Regiorandom P3HT in SD-PSCs |
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242 | (4) |
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7.2.3 Generation of Vertical Concentration Gradient and Molecular Orientation by Rubbing P3HT in SD-PSCs |
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246 | (2) |
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7.3 High Performance BHJ-PSCs with Favorable Molecular Orientation Resulting from Active Layer/Substrate Interactions |
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248 | (4) |
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7.4 Strongly Bond Metal Leaves as Laminated Top Electrodes for Low-Cost PSC Fabrication |
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252 | (5) |
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257 | (1) |
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258 | (5) |
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8 Structural, Optical, Electrical and Electronic Properties of PEDOT: PSS Thin Films and Their Application in Solar Cells |
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263 | (28) |
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264 | (1) |
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8.2 Chemical Structure of PEDOT:PSS |
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265 | (2) |
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8.3 Optical and Electrical Characteristics of PEDOT:PSS |
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267 | (3) |
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8.4 Electronic Characteristics of PEDOT:PSS |
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270 | (1) |
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8.5 Highly Conductive PEDOT:PSS Thin Films |
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271 | (2) |
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8.6 Hole-Transporting Materials: PEDOT:PSS Thin Films |
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273 | (8) |
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8.6.1 Effect of PEDOT/PSS Ratio |
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274 | (1) |
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8.6.2 Effect of Spin Rate |
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275 | (2) |
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8.6.3 Effect of Thermal Annealing Temperature |
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277 | (1) |
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8.6.4 Effects of Viscosity of PEDOT:PSS Solutions |
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278 | (3) |
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8.7 Directions for Future Development |
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281 | (2) |
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8.8 Conclusion 282 Reference |
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283 | (8) |
Part III: Perovskites and Process Technologies for Printable Solar Cells |
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9 Organometal Trihalide Perovskite Absorbers: Optoelectronic Properties and Applications for Solar Cells |
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291 | (22) |
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291 | (2) |
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9.2 Optical Properties of Organic-Inorganic Perovskite Materials |
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293 | (1) |
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9.3 Charge Transport Properties |
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294 | (1) |
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9.4 Electron Transporting Materials (ETM) |
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295 | (1) |
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9.5 Hole-Transporting Materials (HTM) |
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295 | (1) |
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9.6 Perovskite Solar Cells Architectures |
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296 | (2) |
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9.7 Perovskite Deposition Methods |
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298 | (2) |
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300 | (1) |
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300 | (2) |
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9.10 Stability in Humid Environment |
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302 | (1) |
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9.11 Stability Under UV Light Exposure |
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302 | (1) |
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9.12 Stability at High Temperatures |
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303 | (1) |
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304 | (1) |
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9.14 Conclusions and Outlook |
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305 | (1) |
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306 | (1) |
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306 | (7) |
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10 Organic-Inorganic Hybrid Perovskite Solar Cells with Scalable and Roll-to-Roll Compatible Printing/Coating Processes |
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313 | (50) |
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314 | (2) |
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10.2 Optoelectronic Properties |
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316 | (1) |
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317 | (1) |
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10.4 Device Configurations |
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318 | (3) |
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10.5 Functional Materials |
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321 | (6) |
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10.5.1 The Organic-Inorganic Halide Perovskites |
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322 | (2) |
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10.5.2 Electron-Selective Layer |
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324 | (1) |
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10.5.3 Hole-Selective Layer |
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325 | (1) |
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10.5.4 Transparent Electrode |
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325 | (1) |
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326 | (1) |
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327 | (4) |
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10.7 Roll-to-Roll Processing |
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331 | (1) |
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10.8 Substrate Limitation |
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331 | (2) |
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10.9 Printing and Coating Methods |
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333 | (19) |
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334 | (1) |
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10.9.1.1 Slot-Die Coating |
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334 | (1) |
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339 | (1) |
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10.9.1.3 Doctor Blade Coating |
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342 | (1) |
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344 | (1) |
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10.9.1.5 Reverse Gravure Coating |
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345 | (1) |
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346 | (1) |
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10.9.2.1 Gravure Printing |
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346 | (1) |
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10.9.2.2 Flexographic Printing |
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347 | (1) |
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349 | (1) |
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350 | (2) |
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352 | (1) |
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352 | (11) |
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11 Inkjet Printable Processes for Dye-Sensitized and Perovskite Solar Cells and Modules Based on Advanced Nanocomposite Materials |
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363 | (22) |
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364 | (5) |
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11.1.1 Dye-Sensitized Solar Cells |
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364 | (3) |
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11.1.2 Perovskite Solar Cells |
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367 | (2) |
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11.2 Inkjet Printing Process |
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369 | (10) |
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11.2.1 Inkjet Printing in DSSC Technology |
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370 | (1) |
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11.2.1.1 Inkjet Printing of Transition Metal Oxides |
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372 | (1) |
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11.2.1.2 Inkjet Printing of Dyes on Semiconducting Oxides |
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373 | (1) |
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11.2.1.3 Inkjet Printing of Ionic Liquid-Based Electrolytes |
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374 | (3) |
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11.2.2 Inkjet Printing in Perovskite Solar Cell Technology |
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377 | (1) |
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11.2.2.1 Inkjet Printing of Perovskite Material |
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378 | (1) |
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379 | (1) |
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379 | (6) |
Part IV: Inorganic Materials and Process Technologies for Printable Solar Cells |
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12 Solution-Processed Kesterite Solar Cells |
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385 | (38) |
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385 | (1) |
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12.2 Fundamental Aspects of Kesterite Solar Cells |
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386 | (7) |
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386 | (2) |
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12.2.2 Phase Space and Secondary Phases |
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388 | (2) |
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12.2.3 Optical and Electrical Properties |
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390 | (1) |
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12.2.4 Device Architecture |
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391 | (2) |
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12.3 Keterite Absorber Deposition Strategies |
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393 | (2) |
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395 | (5) |
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12.4.1 Stacked Elemental Layer (SEL) Electrodeposition |
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396 | (2) |
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12.4.2 Metallic Alloy Co-electrodeposition |
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398 | (1) |
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12.4.3 Chalcogenide Co-electrodeposition |
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399 | (1) |
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12.5 Direct Solution Coating |
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400 | (9) |
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12.5.1 Hydrazine Solution Coating |
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401 | (1) |
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12.5.2 Particulate-Based Solution Coating |
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402 | (3) |
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12.5.3 Molecular-Based Solution Coating |
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405 | (4) |
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409 | (1) |
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409 | (14) |
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13 Inorganic Hole Contacts for Perovskite Solar Cells: Towards High-Performance Printable Solar Cells |
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423 | (34) |
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424 | (2) |
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13.2 Transition Metal Oxides |
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426 | (14) |
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13.2.1 Molybdenum Oxide (MoOx, x <3) |
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426 | (2) |
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13.2.2 Nickel Oxide (NiO) |
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428 | (1) |
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13.2.2.1 Mesoscopic NiO Perovskite Solar Cells |
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428 | (1) |
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13.2.2.2 Planar NiO Perovskite Solar Cells |
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429 | (10) |
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13.2.3 Binary Copper Oxide (CuO and Cu2O) |
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439 | (1) |
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13.2.4 Other Transition Metal Oxides |
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440 | (1) |
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13.3 Non-Oxide Copper Compounds |
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440 | (4) |
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13.3.1 Cuprous Iodide (CuI) |
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441 | (1) |
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13.3.2 Cuprous Rhodanide (CuSCN) |
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441 | (1) |
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13.3.3 Copper Sulfide (CuS) |
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442 | (1) |
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443 | (1) |
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13.3.5 CuInS2 and Cu2ZnSnS4 |
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444 | (1) |
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13.4 Other Inorganic HTMs |
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444 | (2) |
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13.4.1 PdS Quantum Dots (QDs) |
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444 | (1) |
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13.4.2 Two-Dimensional (2D) Materials |
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445 | (1) |
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13.5 Towards Printable Solar Cells |
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446 | (3) |
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13.6 Conclusions and Perspectives |
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449 | (1) |
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450 | (1) |
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450 | (7) |
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14 Electrode Materials for Printable Solar Cells |
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457 | (56) |
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458 | (1) |
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14.2 Transparent Conjugated Polymers |
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459 | (4) |
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14.2.1 Solvent Additive Method |
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460 | (1) |
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14.2.2 Post-Treatment of PEDOT:PSS Films |
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461 | (2) |
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14.2.3 Printing PEDOT:PSS Inks |
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463 | (1) |
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14.3 Carbon-Based Nanomaterials |
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463 | (13) |
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466 | (6) |
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472 | (4) |
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14.4 Metallic Nanostructures |
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476 | (10) |
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476 | (4) |
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14.4.2 Metal Nanowire Networks |
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480 | (2) |
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14.4.3 Ultrathin Metal Films |
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482 | (4) |
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14.5 Multilayer Thin Films |
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486 | (5) |
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14.6 Printable Metal Back Electrodes |
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491 | (3) |
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14.7 Carbon-Based Back Electrodes |
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494 | (3) |
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497 | (1) |
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498 | (1) |
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498 | (15) |
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15 Photonic Crystals for Photon Management in Solar Cells |
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513 | (36) |
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513 | (2) |
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515 | (3) |
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15.3 Fabrication Strategies of PCs for Photovoltaics |
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518 | (12) |
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519 | (5) |
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524 | (3) |
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527 | (3) |
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15.4 Different Functionalities of PCs in Solar Cells |
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530 | (10) |
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531 | (4) |
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535 | (3) |
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538 | (2) |
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15.4.4 PCs for Other Functionalities |
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540 | (1) |
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540 | (2) |
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542 | (1) |
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542 | (7) |
Index |
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549 | |