Preface |
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xi | |
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Introduction and Historical Perspective |
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1 | (48) |
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1 | (6) |
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Integrated Circuits and the Planar Process---Key Inventions That Made It All Possible |
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7 | (6) |
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13 | (20) |
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33 | (8) |
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33 | (3) |
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36 | (3) |
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Bipolar Junction Transistors |
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39 | (2) |
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Semiconductor Technology Families |
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41 | (2) |
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Modern Scientific Discovery---Experiments, Theory, and Computer Simulation |
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43 | (2) |
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45 | (1) |
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46 | (1) |
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46 | (1) |
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47 | (2) |
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49 | (44) |
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49 | (1) |
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50 | (40) |
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The Beginning---Choosing a Substrate |
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51 | (1) |
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52 | (5) |
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Process Option for Device Isolation---Shallow Trench Isolation |
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57 | (3) |
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60 | (3) |
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Process Options for Active Region and Well Formation |
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63 | (8) |
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71 | (5) |
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Tip or Extension (LDD) Formation |
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76 | (4) |
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80 | (2) |
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Contact and Local Interconnect Formation |
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82 | (2) |
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Multilevel Metal Formation |
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84 | (6) |
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90 | (1) |
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91 | (2) |
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Crystal Growth, Wafer Fabrication and Basic Properties of Silicon Wafers |
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93 | (58) |
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93 | (1) |
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Historical Development and Basic Concepts |
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93 | (16) |
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94 | (3) |
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97 | (4) |
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Raw Materials and Purification |
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101 | (1) |
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Czochralski and Float-Zone Crystal Growth Methods |
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102 | (3) |
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Wafer Preparation and Specification |
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105 | (4) |
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Manufacturing Methods and Equipment |
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109 | (2) |
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111 | (10) |
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111 | (1) |
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112 | (1) |
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113 | (2) |
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115 | (2) |
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117 | (1) |
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117 | (1) |
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Fourier Transform Infrared Spectroscopy (FTIR) |
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118 | (1) |
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119 | (2) |
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121 | (23) |
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Czochralski Crystal Growth |
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122 | (3) |
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Dopant Incorporation during CZ Crystal Growth |
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125 | (3) |
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Zone Refining and FZ Growth |
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128 | (3) |
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131 | (7) |
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138 | (4) |
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142 | (1) |
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143 | (1) |
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Limits and Future Trends in Technologies and Models |
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144 | (2) |
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146 | (1) |
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147 | (1) |
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148 | (3) |
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Semiconductor Manufacturing---Clean Rooms, Wafer Cleaning, and Gettering |
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151 | (50) |
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151 | (3) |
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Historical Development and Basic Concepts |
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154 | (11) |
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Contamination Reduction: Clean Factories |
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157 | (2) |
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Contamination Reduction: Wafer Cleaning |
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159 | (2) |
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Contamination Reduction: Gettering |
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161 | (4) |
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Manufacturing Methods and Equipment |
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165 | (4) |
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Contamination Reduction: Clean Factories |
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165 | (1) |
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Contamination Reduction: Wafer Cleaning |
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166 | (1) |
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Contamination Reduction: Gettering |
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167 | (2) |
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169 | (11) |
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Contamination Reduction: Clean Factories |
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169 | (4) |
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Contamination Reduction: Wafer Cleaning |
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173 | (3) |
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Contamination Reduction: Gettering |
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176 | (4) |
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180 | (13) |
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Contamination Reduction: Clean Factories |
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181 | (3) |
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Contamination Reduction: Wafer Cleaning |
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184 | (2) |
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Contamination Reduction: Gettering |
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186 | (1) |
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Making the Metal Atoms Mobile |
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186 | (1) |
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Metal Diffusion to the Gettering Site |
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187 | (3) |
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Trapping the Metal Atoms at the Gettering Site |
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190 | (3) |
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Limits and Future Trends in Technologies and Models |
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193 | (3) |
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196 | (1) |
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196 | (2) |
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198 | (3) |
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201 | (86) |
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201 | (2) |
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Historical Development and Basic Concepts |
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203 | (31) |
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206 | (2) |
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208 | (1) |
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Optics Basics---Ray Tracing and Diffraction |
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209 | (3) |
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Projection Systems (Fraunhofer Diffraction) |
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212 | (7) |
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Contact and Proximity Systems (Fresnel Diffraction) |
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219 | (2) |
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221 | (2) |
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g-line and i-line Resists |
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223 | (2) |
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Deep Ultraviolet (DUV) Resists |
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225 | (2) |
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Basic Properties and Characterization of Resists |
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227 | (3) |
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Mask Engineering---Optical Proximity Correction and Phase Shifting |
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230 | (4) |
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Manufacturing Methods and Equipment |
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234 | (7) |
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234 | (4) |
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238 | (3) |
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241 | (5) |
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Measurement of Mask Features and Defects |
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242 | (2) |
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Measurement of Resist Patterns |
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244 | (1) |
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Measurement of Etched Features |
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244 | (2) |
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246 | (26) |
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247 | (6) |
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Optical Intensity Pattern in the Photoresist |
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253 | (6) |
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259 | (1) |
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g-line and i-line DNQ Resists |
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259 | (4) |
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263 | (1) |
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264 | (1) |
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g-line and i-line DNQ Resists |
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264 | (2) |
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266 | (1) |
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267 | (3) |
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270 | (1) |
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Advanced Mask Engineering |
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271 | (1) |
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Limits and Future Trends in Technologies and Models |
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272 | (9) |
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Electron Beam Lithography |
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273 | (2) |
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275 | (2) |
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Advanced Mask Engineering |
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277 | (1) |
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278 | (3) |
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281 | (1) |
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281 | (2) |
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283 | (4) |
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Thermal Oxidation and the Si/SiO2 Interface |
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287 | (84) |
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287 | (3) |
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Historical Development and Basic Concepts |
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290 | (6) |
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Manufacturing Methods and Equipment |
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296 | (2) |
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298 | (14) |
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299 | (1) |
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299 | (2) |
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Electrical Measurements---The MOS Capacitor |
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301 | (11) |
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312 | (47) |
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First-Order Planar Growth Kinetic---The Linear Parabolic Model |
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313 | (9) |
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Other Models for Planar Oxidation Kinetics |
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322 | (4) |
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Thin Oxide SiO2 Growth Kinetics |
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326 | (2) |
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Dependence of Growth Kinetics on Pressure |
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328 | (1) |
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Dependence of Growth Kinetics on Crystal Orientation |
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329 | (3) |
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Mixed Ambient Growth Kinetics |
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332 | (1) |
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333 | (6) |
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Advanced Point Defect Based Models for Oxidation |
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339 | (4) |
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343 | (2) |
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345 | (2) |
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Si3N4 Growth and Oxidation Kinetics |
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347 | (3) |
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350 | (2) |
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Si/SiO2 Interface Charges |
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352 | (5) |
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Complete Oxidation Module Simulation |
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357 | (2) |
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Limits and Future Trends in Technologies and Models |
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359 | (2) |
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361 | (1) |
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361 | (3) |
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364 | (7) |
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371 | (80) |
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371 | (3) |
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Historical Development and Basic Concepts |
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374 | (18) |
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375 | (2) |
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Diffusion from a Macroscopic Viewpoint |
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377 | (2) |
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Analytic Solutions of the Diffusion Equation |
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379 | (1) |
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Gaussian Solution in an Infinite Medium |
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380 | (1) |
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Gaussian Solution Near a Surface |
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381 | (1) |
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Error-Function Solution in an Infinite Medium |
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382 | (2) |
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Error-Function Solution Near a Surface |
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384 | (2) |
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Intrinsic Diffusion Coefficients of Dopants in Silicon |
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386 | (2) |
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Effect of Successive Diffusion Steps |
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388 | (1) |
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Design and Evaluation of Diffused Layers |
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389 | (3) |
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Summary of Basic Diffusion Concepts |
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392 | (1) |
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Manufacturing Methods and Equipment |
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392 | (3) |
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395 | (8) |
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396 | (1) |
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397 | (1) |
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398 | (1) |
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399 | (1) |
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399 | (1) |
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2D Electrical Measurements Using Scanning Probe Microscopy |
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400 | (2) |
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Inverse Electrical Measurements |
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402 | (1) |
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403 | (36) |
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Numerical Solutions of the Diffusion Equation |
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403 | (3) |
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Modifications to Fick's Laws to Account for Electric Field Effects |
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406 | (3) |
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Modifications to Fick's Laws to Account for Concentration-Dependent Diffusion |
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409 | (4) |
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413 | (2) |
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Interfacial Dopant Pileup |
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415 | (2) |
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Summary of the Macroscopic Diffusion Approach |
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417 | (1) |
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The Physical Basis for Diffusion at an Atomic Scale |
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417 | (2) |
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Oxidation-Enhanced or -Retarded Diffusion |
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419 | (3) |
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Dopant Diffusion Occurs by Both I and V |
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422 | (4) |
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Activation Energy for Self-Diffusion and Dopant Diffusion |
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426 | (1) |
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Dopant-Defect Interactions |
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426 | (6) |
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Chemical Equilibrium Formulation for Dopant-Defect Interactions |
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432 | (2) |
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Simplified Expression for Modeling |
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434 | (2) |
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436 | (3) |
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Limits and Future Trends in Technologies and Models |
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439 | (3) |
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440 | (1) |
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Advanced Dopant Profile Modeling---Fully Kinetic Description of Dopant-Defect Interactions |
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440 | (2) |
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442 | (1) |
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443 | (2) |
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445 | (6) |
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451 | (58) |
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451 | (1) |
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Historical Development and Basic Concepts |
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451 | (12) |
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Implants in Real Silicon---The Role of the Crystal Structure |
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461 | (2) |
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Manufacturing Methods and Equipment |
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463 | (6) |
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466 | (2) |
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468 | (1) |
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469 | (1) |
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469 | (1) |
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470 | (29) |
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471 | (2) |
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Nonlocal Electronic Stopping |
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473 | (1) |
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Local Electronic Stopping |
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474 | (1) |
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475 | (1) |
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476 | (3) |
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479 | (3) |
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482 | (2) |
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484 | (2) |
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Transient-Enhanced Diffusion |
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486 | (2) |
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Atomic-Understanding of TED |
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488 | (9) |
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497 | (2) |
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Limits and Future Trends in Technologies and Models |
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499 | (1) |
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500 | (1) |
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500 | (2) |
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502 | (7) |
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509 | (100) |
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509 | (2) |
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Historical Development and Basic Concepts |
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511 | (43) |
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Chemical Vapor Deposition (CVD) |
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512 | (1) |
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Atmospheric Pressure Chemical Vapor Deposition (APCVD) |
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513 | (12) |
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Low-Pressure Chemical Vapor Deposition (LPCVD) |
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525 | (2) |
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Plasma-Enhanced Chemical Vapor Deposition (PECVD) |
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527 | (3) |
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High-Density Plasma Chemical Vapor Deposition (HDPCVD) |
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530 | (1) |
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Physical Vapor Deposition (PVD) |
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530 | (1) |
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531 | (8) |
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539 | (15) |
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554 | (18) |
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Epitaxial Silicon Deposition |
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556 | (2) |
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Polycrystalline Silicon Deposition |
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558 | (3) |
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Silicon Nitride Deposition |
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561 | (2) |
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Silicon Dioxide Deposition |
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563 | (2) |
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565 | (1) |
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566 | (1) |
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567 | (1) |
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TiSi2 and WSi2 Deposition |
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567 | (1) |
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568 | (2) |
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570 | (2) |
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572 | (1) |
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573 | (28) |
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Models for Deposition Simulations |
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573 | (1) |
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Models in Physically Based Simulators Such as SPEEDIE |
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574 | (8) |
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Models for Different Types of Deposition Systems |
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582 | (5) |
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Comparing CVD and PVD and Typical Parameter Values |
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587 | (3) |
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Simulations of Deposition Using a Physically Based Simulator, SPEEDIE |
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590 | (8) |
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Other Deposition Simulations |
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598 | (3) |
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Limits and Future Trends in Technologies and Models |
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601 | (1) |
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602 | (1) |
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603 | (2) |
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605 | (4) |
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609 | (72) |
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609 | (3) |
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Historical Development and Basic Concepts |
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612 | (25) |
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612 | (7) |
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619 | (2) |
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Plasma Etching Mechanisms |
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621 | (7) |
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Types of Plasma Etch Systems |
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628 | (8) |
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Summary of Plasma Systems and Mechanisms |
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636 | (1) |
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637 | (13) |
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Plasma Etching Conditions and Issues |
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638 | (5) |
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Plasma Etch Methods for Various Films |
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643 | (1) |
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Plasma Etching Silicon Dioxide |
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644 | (3) |
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Plasma Etching Polysilicon |
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647 | (2) |
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649 | (1) |
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650 | (3) |
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653 | (22) |
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Models for Etching Simulation |
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653 | (3) |
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Etching Models---Linear Etch Model |
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656 | (7) |
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Etching Models---Saturation/Adsorption Model for Ion-Enhanced Etching |
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663 | (6) |
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Etching Models---More Advanced Models |
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669 | (2) |
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Other Etching Simulations |
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671 | (4) |
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Limits and Future Trends in Technologies and Models |
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675 | (1) |
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676 | (1) |
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677 | (2) |
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679 | (2) |
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681 | (106) |
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681 | (6) |
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Historical Development and Basic Concepts |
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687 | (28) |
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688 | (7) |
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695 | (12) |
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707 | (8) |
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Manufacturing Methods and Equipment |
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715 | (10) |
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Silicided Gates and Source/Drain Regions |
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716 | (2) |
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First-Dielectric Processing |
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718 | (1) |
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719 | (2) |
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721 | (2) |
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IMD Deposition and Planarization |
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723 | (1) |
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724 | (1) |
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725 | (1) |
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725 | (12) |
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Morphological Measurements |
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726 | (1) |
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726 | (6) |
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Chemical and Structural Measurements |
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732 | (2) |
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734 | (3) |
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737 | (39) |
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738 | (6) |
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Chemical-Mechanical Polishing |
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744 | (2) |
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746 | (7) |
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753 | (9) |
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Diffusion in Polycrystalline Materials |
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762 | (3) |
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765 | (11) |
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Limits and Future Trends in Technologies and Models |
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776 | (4) |
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780 | (1) |
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781 | (3) |
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784 | (3) |
Appendices |
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787 | (18) |
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787 | (1) |
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787 | (1) |
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788 | (1) |
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A.4 Physical Properties of Silicon |
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788 | (1) |
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A.5 Properties of Insulators Used in Silicon Technology |
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789 | (1) |
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A.6 Color Chart for Deposited Si3N4 Films Observed Perpendicularly under Daylight Fluorescent Lighting |
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789 | (1) |
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A.7 Color Chart for Thermally Grown SiO2 Films Observed Perpendicularly under Daylight Fluorescent Lighting |
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790 | (1) |
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791 | (2) |
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793 | (4) |
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A.10 List of Important Symbols |
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797 | (1) |
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A.11 List of Common Acronyms |
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798 | (3) |
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801 | (1) |
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A.13 Answers to Selected Problems |
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|
802 | (3) |
Index |
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805 | |