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["question","categories1","categories2","1 topic or 2 topics ?"]
[0.0,"Algebraic methods\nRenormalization\nGeneral properties of QCD (dynamics, confinement, etc.)\nLattice gauge theory\nProperties of perturbation theory","Expansions for large numbers of components (e.g., 1/Nc expansions)\nChiral symmetries\nLattice theory and statistics\nGeneral properties of perturbation theory\nLattice QCD calculations",1.0]
[1.0,"Noncommutative field theory\nCanonical formalism, Lagrangians, and variational principles\nOther nonperturbative techniques\nOther internal and higher symmetries\nNoncommutative geometry","Strings and branes\nNonlinear or nonlocal theories and models\nCompactification and four-dimensional models\nExact solutions\nSupergravity",2.0]
[2.0,"Hydrodynamic models\nQuark-gluon plasma\nRelativistic heavy-ion collisions\nFoundations of quantum mechanics; measurement theory\nFinite-temperature field theory","Quark deconfinement, quark-gluon plasma production, and phase transitions\nExperimental tests of gravitational theories\nCollective flow\nTheory of quantized fields\nEntanglement and quantum nonlocality",1.0]
[3.0,"Algebraic methods\nPhenomenology of quantum gravity\nSolutions of wave equations: bound states\nFoundations of quantum mechanics; measurement theory\nTheory of quantized fields","Determination of Cabibbo-Kobayashi & Maskawa (CKM) matrix elements\nCharge conjugation, parity, time reversal, and other discrete symmetries\nDecays of bottom mesons\nOrdinary neutrinos\nNeutral currents",2.0]
[4.0,"M theory\nLattice theory and statistics\nAlgebraic methods\nIntegrable systems\nSupergravity","Conformal field theory, algebraic structures\nNonlinear or nonlocal theories and models\nSupersymmetry\nGeometry, differential geometry, and topology\nSymmetry and conservation laws",1.0]
[5.0,"Factorization\nSum rules\nQuantum chromodynamics\nFragmentation into hadrons\nGeneral properties of perturbation theory","Heavy quarkonia\nCharmed mesons (|C|>0, B=0)\nHadron production in e−e+ interactions\nMeson-meson interactions\nElectromagnetic decays",2.0]
[6.0,"Particle-theory and field-theory models of the early Universe (including cosmic pancakes, cosmic strings, chaotic phenomena, inflationary universe, etc.)\nObservational cosmology (including Hubble constant, distance scale, cosmological constant, early Universe, etc)\nCosmology\nDark energy\nBackground radiations","Quantum cosmology\nPhenomenology of quantum gravity\nOrigin and formation of the Universe\nMathematical and relativistic aspects of cosmology\nModified theories of gravity",2.0]
[7.0,"Decays of K mesons\nBottom mesons (|B|>0)\nDecays of taus\nDecays of bottom mesons\nDetermination of Cabibbo-Kobayashi & Maskawa (CKM) matrix elements","Leptonic, semileptonic, and radiative decays\nDecays of charmed mesons\nDecays of bottom mesons\nLeptonic, semileptonic, and radiative decays of mesons\nDecays of charmed mesons",1.0]
[8.0,"M theory\nAlgebraic methods\nStrings and branes\nLattice theory and statistics\nIntegrable systems","Canonical quantization\nNoncommutative geometry\nNonperturbative techniques; string field theory\nGeometry, differential geometry, and topology\nConformal field theory, algebraic structures",2.0]
[9.0,"Lattice gauge theory\nGeneral properties of QCD (dynamics, confinement, etc.)\nFinite-temperature field theory\nLattice QCD calculations\nExpansions for large numbers of components (e.g., 1/Nc expansions)","General properties of perturbation theory\nQuantum chromodynamics\nFragmentation into hadrons\nSum rules\nPerturbative calculations",2.0]
[10.0,"Inelastic scattering: many-particle final states\nLight quarks\nParticle correlations and fluctuations\nCollective flow\nLattice theory and statistics","Lattice gauge theory\nFragmentation into hadrons\nGluons\nJets in large-Q2 scattering\nLattice QCD calculations",1.0]
[11.0,"Algebraic methods\nLoop quantum gravity, quantum geometry, spin foams\nGeometry, differential geometry, and topology\nOther internal and higher symmetries\nConformal field theory, algebraic structures","Composite models\nTechnicolor models\nLattice gauge theory\nUnified theories and models of strong and electroweak interactions\nSpontaneous and radiative symmetry breaking",1.0]
[12.0,"Integrable systems\nAlgebraic methods\nFundamental problems and general formalism\nQuantum mechanics\nNonlinear or nonlocal theories and models","Foundations of quantum mechanics; measurement theory\nSolutions of wave equations: bound states\nGeometry, differential geometry, and topology\nPhenomenology of quantum gravity\nTheory of quantized fields",2.0]
[13.0,"Baryon resonances (S=C=B=0)\nMeson production\nTotal cross sections\nPhoton and charged-lepton interactions with hadrons\nElastic and Compton scattering","Baryon production\nRegge theory, duality, absorptive/optical models\nHadron production in e−e+ interactions\nNucleon-nucleon interactions\nElectromagnetic processes and properties",2.0]
[14.0,"Decays of bottom mesons\nLeptonic, semileptonic, and radiative decays of mesons\nDecays of taus\nModels beyond the standard model\nLimits on production of particles","Decays of K mesons\nNeutrino, muon, pion, and other elementary particle detectors; cosmic ray detectors\nOther gauge bosons\nMuons\nNeutral currents",2.0]
[15.0,"Exotic mesons\nPhenomenological quark models\nAxions and other Nambu-Goldstone bosons (Majorons, familons, etc.)\nPotential models\nExperimental tests of gravitational theories","Phenomenology of quantum gravity\nFoundations of quantum mechanics; measurement theory\nAxions and other Nambu-Goldstone bosons (Majorons, familons, etc.)\nLoop quantum gravity, quantum geometry, spin foams\nGlueball and nonstandard multi-quark/gluon states",1.0]
[16.0,"Glueball and nonstandard multi-quark/gluon states\nPhenomenological quark models\nExperimental tests of gravitational theories\nAxions and other Nambu-Goldstone bosons (Majorons, familons, etc.)\nFoundations of quantum mechanics; measurement theory","Axions and other Nambu-Goldstone bosons (Majorons, familons, etc.)\nExotic mesons\nPhenomenology of quantum gravity\nLoop quantum gravity, quantum geometry, spin foams\nPotential models",1.0]
[17.0,"Mathematical and relativistic aspects of cosmology\nQuantum cosmology\nBackground radiations\nPhenomenology of quantum gravity\nObservational cosmology (including Hubble constant, distance scale, cosmological constant, early Universe, etc)","Quark matter\nOther models for strong interactions\nQuark deconfinement, quark-gluon plasma production, and phase transitions\nQuark-gluon plasma\nChiral symmetries",2.0]
[18.0,"Baryon production\nBaryon resonances (S=C=B=0)\nProtons and neutrons\npi, K, and eta mesons\nDispersion relations","Algebraic methods\nFundamental problems and general formalism\nPhenomenology of quantum gravity\nIntegrable systems\nSolutions of wave equations: bound states",2.0]
[19.0,"Extensions of electroweak gauge sector\nNon-standard-model neutrinos, right-handed neutrinos, etc.\nGlobal symmetries (e.g., baryon number, lepton number)\nQuark and lepton masses and mixing\nDecays of taus","Neutrino mass and mixing\nModels beyond the standard model\nFlavor symmetries\nUnified theories and models of strong and electroweak interactions\nUnification of couplings; mass relations",1.0]
[20.0,"Algebraic methods\nQuantum mechanics\nTheory of quantized fields\nRelativistic wave equations\nIntegrable systems","Supersymmetry\nSupergravity\nGauge field theories\nProperties of perturbation theory\nGeometry, differential geometry, and topology",1.0]
[21.0,"Total cross sections\nPhoton and charged-lepton interactions with hadrons\nRegge theory, duality, absorptive/optical models\nMeson production\nElectromagnetic processes and properties","Elastic and Compton scattering\nBaryon resonances (S=C=B=0)\nHadron production in e−e+ interactions\nNucleon-nucleon interactions\nBaryon production",1.0]
[22.0,"Limits on production of particles\nNon-standard-model Higgs bosons\nExtensions of electroweak gauge sector\nInclusive production with identified leptons, photons, or other nonhadronic particles\nDecays of taus","Other neutral Higgs bosons\nOther gauge bosons\nStandard-model Higgs bosons\nTop quarks\nNeutral currents",1.0]
[23.0,"Bottom mesons (|B|>0)\nDecays of bottom mesons\nDecays of charmed mesons\nDetermination of Cabibbo-Kobayashi & Maskawa (CKM) matrix elements\nDecays of taus","Decays of bottom mesons\nDecays of charmed mesons\nLeptonic, semileptonic, and radiative decays of mesons\nDecays of K mesons\nLeptonic, semileptonic, and radiative decays",2.0]
[24.0,"Noncommutative field theory\nGeneral properties of perturbation theory\nLorentz and Poincaré invariance\nGeometry, differential geometry, and topology\nCanonical formalism, Lagrangians, and variational principles","Other internal and higher symmetries\nCanonical quantization\nGauge field theories\nSymmetry and conservation laws\nLagrangian and Hamiltonian approach",1.0]
[25.0,"Limits on production of particles\nSupersymmetric models\nStandard-model Higgs bosons\nSupersymmetric Higgs bosons\nOther neutral Higgs bosons","Quarks, gluons, and QCD in nuclear reactions\nQuark matter\nQuark deconfinement, quark-gluon plasma production, and phase transitions\nRelativistic heavy-ion collisions\nQuark-gluon plasma",2.0]
[26.0,"Foundations of quantum mechanics; measurement theory\nSolutions of wave equations: bound states\nTheory of quantized fields\nQuantum mechanics\nGeometry, differential geometry, and topology","Nonlinear or nonlocal theories and models\nFundamental problems and general formalism\nIntegrable systems\nAlgebraic methods\nPhenomenology of quantum gravity",2.0]
[27.0,"Algebraic methods\nQuantum mechanics\nSolutions of wave equations: bound states\nTheory of quantized fields\nFoundations of quantum mechanics; measurement theory","Fragmentation into hadrons\nProduction\nGeneral properties of perturbation theory\nFactorization\nRenormalization group evolution of parameters",2.0]
[28.0,"Production\nInelastic scattering: many-particle final states\nParticle and resonance production\nHadron-induced high- and super-high-energy interactions\nInclusive production with identified hadrons","Particle correlations and fluctuations\nJets in large-Q2 scattering\nZ bosons\nTotal cross sections\nInclusive production with identified leptons, photons, or other nonhadronic particles",2.0]
[29.0,"Nonperturbative techniques; string field theory\nD branes\nGeometry, differential geometry, and topology\nStrings and branes\nNoncommutative geometry","Modified theories of gravity\nMathematical and relativistic aspects of cosmology\nDark energy\nLorentz and Poincaré invariance\nCosmology",2.0]
[30.0,"Ordinary neutrinos\nNucleon-nucleon interactions\nNeutrino-induced reactions\nElectromagnetic corrections to strong- and weak-interaction processes\nBaryons","Inelastic scattering: many-particle final states\nSummation of perturbation theory\nElectroweak radiative corrections\nSolar neutrinos\nDecays of K mesons",1.0]
[31.0,"Supersymmetric Higgs bosons\nExtensions of electroweak Higgs sector\nLimits on production of particles\nOther gauge bosons\nOther neutral Higgs bosons","Supersymmetric models\nStandard-model Higgs bosons\nUnification of couplings; mass relations\nExtensions of electroweak gauge sector\nNon-standard-model Higgs bosons",1.0]
[32.0,"Lattice QCD calculations\nProperties of perturbation theory\nGeneral properties of perturbation theory\nAlgebraic methods\nRenormalization","Neutral currents\nGlobal symmetries (e.g., baryon number, lepton number)\nFlavor symmetries\nDetermination of Cabibbo-Kobayashi & Maskawa (CKM) matrix elements\nDecays of K mesons",2.0]
[33.0,"Spontaneous and radiative symmetry breaking\nSpontaneous breaking of gauge symmetries\nLattice gauge theory\nFlavor symmetries\nExtensions of electroweak gauge sector","Chiral symmetries\nUnified theories and models of strong and electroweak interactions\nComposite models\nUnification of couplings; mass relations\nTechnicolor models",2.0]
[34.0,"Geometry, differential geometry, and topology\nIntegrable systems\nCanonical quantization\nConformal field theory, algebraic structures\nM theory","Strings and branes\nAlgebraic methods\nNonperturbative techniques; string field theory\nLattice theory and statistics\nNoncommutative geometry",2.0]
[35.0,"Strings and branes\nNonperturbative techniques; string field theory\nGauge/string duality\nCompactification and four-dimensional models\nM theory","Supergravity\nProperties of perturbation theory\nSupersymmetry\nGauge field theories\nD branes",1.0]
[36.0,"Solar neutrinos\nElectroweak radiative corrections\nNeutrino-induced reactions\nSummation of perturbation theory\nOrdinary neutrinos","Inelastic scattering: many-particle final states\nInclusive production with identified leptons, photons, or other nonhadronic particles\nHadron-induced high- and super-high-energy interactions\nExperimental tests\nProduction",2.0]
[37.0,"Renormalization group evolution of parameters\nSummation of perturbation theory\nFactorization\nQuantum chromodynamics\nSum rules","Fragmentation into hadrons\nPerturbative calculations\nGeneral properties of perturbation theory\nProduction\nHeavy quark effective theory",1.0]
[38.0,"Quantum electrodynamics\nElectric and magnetic moments\nQuark-gluon plasma\nSpecific calculations\nQuark deconfinement, quark-gluon plasma production, and phase transitions","Neutrino mass and mixing\nUnification of couplings; mass relations\nGlobal symmetries (e.g., baryon number, lepton number)\nFlavor symmetries\nExtensions of electroweak gauge sector",2.0]
[39.0,"Supersymmetry\nSupergravity\nM theory\nCompactification and four-dimensional models\nString and brane phenomenology","Properties of perturbation theory\nLattice theory and statistics\nLattice QCD calculations\nExpansions for large numbers of components (e.g., 1/Nc expansions)\nAlgebraic methods",2.0]
[40.0,"Quantum chromodynamics\nFragmentation into hadrons\nHeavy quark effective theory\nSum rules\nFactorization","Perturbative calculations\nRenormalization group evolution of parameters\nGeneral properties of perturbation theory\nProduction\nSummation of perturbation theory",1.0]
[41.0,"Magnetic monopoles\nLagrangian and Hamiltonian approach\nOther nonperturbative techniques\nCanonical formalism, Lagrangians, and variational principles\nGeometry, differential geometry, and topology","Neutrino, muon, pion, and other elementary particle detectors; cosmic ray detectors\nDecays of charmed mesons\nMuons\nBottom mesons (|B|>0)\nOrdinary neutrinos",2.0]
[42.0,"Origin and formation of the Universe\nObservational cosmology (including Hubble constant, distance scale, cosmological constant, early Universe, etc)\nDark energy\nNeutrino, muon, pion, and other elementary particles; cosmic rays\nBackground radiations","Phenomenology of quantum gravity\nCosmology\nParticle-theory and field-theory models of the early Universe (including cosmic pancakes, cosmic strings, chaotic phenomena, inflationary universe, etc.)\nQuantum cosmology\nNeutrino, muon, pion, and other elementary particle detectors; cosmic ray detectors",1.0]
[43.0,"Axions and other Nambu-Goldstone bosons (Majorons, familons, etc.)\nExotic mesons\nLoop quantum gravity, quantum geometry, spin foams\nAxions and other Nambu-Goldstone bosons (Majorons, familons, etc.)\nPotential models","Decays of other mesons\nDispersion relations\nHadronic decays\nMeson-meson interactions\nMeson production",2.0]
[44.0,"Bottom mesons (|B|>0)\nFlavor symmetries\nDecays of bottom mesons\nDecays of K mesons\nDecays of charmed mesons","Higher-dimensional gravity and other theories of gravity\nLower dimensional models; minisuperspace models\nClassical black holes\nFundamental problems and general formalism\nGravity in more than four dimensions, Kaluza-Klein theory, unified field theories; alternative theories of gravity",2.0]
[45.0,"General properties of QCD (dynamics, confinement, etc.)\nFinite-temperature field theory\nGluons\nRenormalization\nExpansions for large numbers of components (e.g., 1/Nc expansions)","General properties of perturbation theory\nLattice gauge theory\nLattice QCD calculations\nOther nonperturbative techniques\nOther nonperturbative calculations",2.0]
[46.0,"Elementary particle processes\nObservational cosmology (including Hubble constant, distance scale, cosmological constant, early Universe, etc)\nAxions and other Nambu-Goldstone bosons (Majorons, familons, etc.)\nCosmology\nDark matter","Modified theories of gravity\nString and brane phenomenology\nQuantum gravity\nDark energy\nGravity in more than four dimensions, Kaluza-Klein theory, unified field theories; alternative theories of gravity",1.0]
[47.0,"Extensions of electroweak gauge sector\nQuark and lepton masses and mixing\nUnification of couplings; mass relations\nModels beyond the standard model\nFlavor symmetries","Phenomenological quark models\nLoop quantum gravity, quantum geometry, spin foams\nAxions and other Nambu-Goldstone bosons (Majorons, familons, etc.)\nPhenomenology of quantum gravity\nFoundations of quantum mechanics; measurement theory",2.0]
[48.0,"Other internal and higher symmetries\nUnification of couplings; mass relations\nSpontaneous breaking of gauge symmetries\nUnified theories and models of strong and electroweak interactions\nComposite models","Unified field theories and models\nTechnicolor models\nExtensions of electroweak gauge sector\nFlavor symmetries\nSpontaneous and radiative symmetry breaking",1.0]
[49.0,"Canonical formalism, Lagrangians, and variational principles\nGauge field theories\nNoncommutative field theory\nLagrangian and Hamiltonian approach\nGeometry, differential geometry, and topology","General properties of perturbation theory\nCanonical quantization\nSymmetry and conservation laws\nOther internal and higher symmetries\nLorentz and Poincaré invariance",1.0]