Executive Summary |
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1 | (15) |
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16 | (5) |
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2 What Is Elementary-Particle Physics? |
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21 | (12) |
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21 | (1) |
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Fundamental Constituents of Matter |
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22 | (3) |
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Earth, Air, Fire, and Water |
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22 | (1) |
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Chemical Elements, the Periodic Table, and Atoms |
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22 | (1) |
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Protons, Neutrons, and the Electron |
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23 | (1) |
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Today's Fundamental Constituents |
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23 | (1) |
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23 | (1) |
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24 | (1) |
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Relativity, Quantum Mechanics, and Particle Accelerators |
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25 | (1) |
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26 | (4) |
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27 | (1) |
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Electric and Magnetic Forces; Electromagnetism |
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27 | (1) |
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28 | (1) |
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29 | (1) |
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30 | (1) |
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30 | (1) |
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31 | (1) |
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31 | (1) |
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31 | (1) |
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32 | (1) |
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3 Symmetries, Forces, and Particles |
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33 | (19) |
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33 | (1) |
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34 | (5) |
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Symmetries and Particle Physics |
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35 | (2) |
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Local or Gauge Symmetries |
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37 | (2) |
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39 | (6) |
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Spontaneous Symmetry Breaking |
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42 | (1) |
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43 | (1) |
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Generation-Changing Interactions |
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43 | (2) |
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Beyond the Standard Model |
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45 | (4) |
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Symmetry Breaking and Supersymmetry |
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45 | (2) |
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47 | (1) |
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Why Are There Three Generations? |
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48 | (1) |
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Physics of the Planck Scale |
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49 | (3) |
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50 | (2) |
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4 The Past 25 Years: Establishing the Standard Model |
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52 | (16) |
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52 | (1) |
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The World of Elementary-Particle Physics Circa 1972 |
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52 | (1) |
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53 | (6) |
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53 | (3) |
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56 | (3) |
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59 | (4) |
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Discovery of the Charm Quark |
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59 | (1) |
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Discovery of the Tau Lepton |
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59 | (2) |
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Discovery of the Bottom Quark |
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61 | (1) |
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Discovery of the Top Quark |
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62 | (1) |
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Counting the Number of Generations |
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63 | (1) |
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Particle-Antiparticle Asymmetry |
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63 | (2) |
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65 | (1) |
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Measuring the Mass of Neutrinos |
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65 | (1) |
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Searching for Proton Decay |
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66 | (1) |
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Other Physics Beyond the Standard Model |
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66 | (1) |
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66 | (2) |
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5 The Physics of the Next Decade |
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68 | (10) |
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68 | (2) |
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What Is the Origin of Mass? |
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70 | (1) |
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Why Are There Energy Scales that Are So Vastly Different? |
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71 | (1) |
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What Is the Origin of Matter-Antimatter Asymmetry? |
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72 | (1) |
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Patterns of Quark and Lepton Masses and Transitions |
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73 | (2) |
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Understanding the Strong Force |
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75 | (1) |
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Are There Unexpected Phenomena? |
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76 | (1) |
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77 | (1) |
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6 Accelerators and Detectors: The Tools of Elementary-Particle Physics |
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78 | (23) |
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78 | (6) |
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84 | (7) |
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Performance of Existing Accelerators |
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84 | (2) |
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Accelerator Facilities Under Construction |
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86 | (2) |
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Options for Future Facilities |
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88 | (3) |
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Detectors in Elementary-Particle Physics |
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91 | (10) |
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92 | (1) |
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Particle Detector Topologies |
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93 | (5) |
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Challenges for the Next 10 to 20 Years |
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98 | (3) |
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7 The Role of New Facilities |
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101 | (9) |
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101 | (1) |
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102 | (2) |
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104 | (4) |
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105 | (1) |
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Colliders to Address the Physics Need |
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105 | (3) |
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108 | (2) |
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8 Accelerator-Detector Technology and Benefits to Society |
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110 | (11) |
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110 | (1) |
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111 | (1) |
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Synchrotron Radiation: Using X-Ray Light to See the World in Atomic Detail |
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111 | (3) |
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Science and Industry in a Partnership Down to the Wire |
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114 | (1) |
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115 | (1) |
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The Computing Frontier and Elementary-Particle Physics |
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116 | (3) |
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Technologies for the Next 20 Years |
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119 | (2) |
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9 Interactions with and Connections to Other Branches of Physics and Technology |
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121 | (14) |
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121 | (1) |
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121 | (6) |
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122 | (3) |
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125 | (1) |
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Baryogenesis and Nucleosynthesis |
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126 | (1) |
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127 | (2) |
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127 | (1) |
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127 | (1) |
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127 | (2) |
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129 | (1) |
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130 | (1) |
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131 | (2) |
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133 | (1) |
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Mathematical and Computational Physics |
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133 | (2) |
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10 Elementary-Particle Physics in Today's Society |
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135 | (16) |
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135 | (1) |
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135 | (4) |
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Particle Physics Until World War II (the First 50 Years) |
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135 | (1) |
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Particle Physics After World War II (the Second 50 Years) |
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136 | (1) |
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Impact of the Termination of the Superconducting Super Collider |
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137 | (2) |
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Organizational Structures |
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139 | (9) |
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140 | (1) |
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140 | (1) |
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Experimental Collaborations |
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141 | (1) |
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142 | (1) |
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International Cooperation |
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143 | (1) |
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144 | (4) |
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Education in Elementary-Particle Physics |
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148 | (3) |
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Particle Physics Graduate Education |
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148 | (1) |
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149 | (2) |
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11 Conclusions and Recommendations |
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151 | (10) |
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151 | (2) |
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Recommendations for U.S. Elementary-Particle Physics |
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153 | (6) |
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1. Recommendations Concerning the High-Energy Frontier |
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154 | (4) |
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2. Recommendation for Addressing Important Fundamental Physics Problems Below the TeV Mass Scale |
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158 | (1) |
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159 | (2) |
Appendix Glossary, Abbreviations, and Acronyms |
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161 | |