10.	THE PHYSICS OF ELEMENTARY PARTICLES AND FIELDS
11.	General theory of fields and particles
11.10.-z	Field theory
11.10.Cd	Axiomatic approach in field theory
11.10.Ef	Lagrangian and Hamiltonian approach in field theory
11.10.Gh	Renormalization in quantum field theory
11.10.Hi	Renormalization group evolution of field theory parameters
11.10.Jj	Asymptotic problems and properties in quantum field theories
11.10.Kk	Field theories in dimensions other than four
11.10.Lm	Nonlinear or nonlocal field theories and models
11.10.Nx	Noncommutative field theory
11.10.St	Bound and unstable states; Bethe-Salpeter equations
11.10.Wx	Finite-temperature field theory
11.15.-q	Gauge field theories
11.15.Bt	General properties of perturbation theory in gauge theories
11.15.Ex	Spontaneous breaking of gauge symmetries
11.15.Ha	Lattice gauge theory
11.15.Kc	Classical and semiclassical techniques in gauge theories
11.15.Me	Strong-coupling expansions in gauge theories
11.15.Pg	Expansions for large numbers of components (e.g., 1/Ncexpansions) in gauge theories
11.15.Tk	Other nonperturbative techniques in gauge theories
11.25.-w	Theory of strings and branes
11.25.Db	Properties of perturbation theory for strings
11.25.Hf	Conformal field theory, algebraic structures for strings
11.25.Mj	Compactification and four-dimensional string models
11.25.Pm	Noncritical string theory
11.25.Sq	Nonperturbative techniques; string field theory
11.25.Tq	Gauge/string duality (strings and branes)
11.25.Uv	D branes
11.25.Wx	String and brane phenomenology
11.25.Yb	M theory (strings and branes)
11.27.+d	Extended classical solutions; cosmic strings, domain walls, texture
11.30.-j	Symmetry and conservation laws in particles and fields
11.30.Cp	Lorentz and Poincare invariance in particles and fields
11.30.Er	Charge conjugation, parity, time reversal, and other discrete symmetries in particles and fields
11.30.Fs	Global symmetries (e.g., baryon number, lepton number) in particles and fields
11.30.Hv	Flavor symmetries in particles and fields
11.30.Ly	Other internal and higher symmetries in particles and fields
11.30.Na	Nonlinear and dynamical symmetries (spectrum-generating symmetries) in particles and fields
11.30.Pb	Supersymmetry in particles and fields
11.30.Qc	Spontaneous and radiative symmetry breaking in particles and fields
11.30.Rd	Chiral symmetries in particles and fields
11.40.-q	Currents and their properties
11.40.Dw	General theory of currents
11.40.Ex	Formal properties of current algebras
11.40.Ha	Partially conserved axial-vector currents
11.55.-m	S-matrix theory; analytic structure of amplitudes
11.55.Bq	Analytic properties of S-matrix
11.55.Ds	Exact S-matrices
11.55.Fv	Dispersion relations (particle/field theory)
11.55.Hx	Sum rules
11.55.Jy	Regge formalism
11.80.-m	Relativistic scattering theory
11.80.Cr	Kinematical properties (helicity and invariant amplitudes, kinematic singularities, etc.)
11.80.Et	Partial-wave analysis
11.80.Fv	Approximations (eikonal approximation, variational principles, etc.) (relativistic scattering theory)
11.80.Gw	Multichannel scattering (relativistic scattering theory)
11.80.Jy	Many-body scattering and Faddeev equation
11.80.La	Multiple scattering (relativistic scattering theory)
11.90.+t	Other topics in general theory of fields and particles (restricted to new topics in section 11)
12.	Specific theories and interaction models; particle systematics
12.10.-g	Unified field theories and models
12.10.Dm	Unified theories and models of strong and electroweak interactions
12.10.Kt	Unification of couplings; mass relations
12.15.-y	Electroweak interactions
12.15.Ff	Quark and lepton masses and mixing in electroweak interactions
12.15.Hh	Determination of electroweak Kobayashi-Maskawa matrix elements
12.15.Ji	Applications of electroweak models to specific processes
12.15.Lk	Electroweak radiative corrections
12.15.Mm	Neutral currents
12.20.-m	Quantum electrodynamics
12.20.Ds	Specific calculations in quantum electrodynamics
12.20.Fv	Experimental tests of quantum electrodynamics
12.38.-t	Quantum chromodynamics
12.38.Aw	General properties of QCD (dynamics, confinement, etc.)
12.38.Bx	Perturbative calculations in QCD
12.38.Cy	Summation of perturbation theory in QCD
12.38.Gc	Lattice QCD calculations
12.38.Lg	Other nonperturbative calculations in QCD
12.38.Mh	Quark-gluon plasma
12.38.Qk	Experimental tests of QCD
12.39.-x	Phenomenological quark models
12.39.Ba	Bag model
12.39.Dc	Skyrmions in quark models
12.39.Fe	Chiral Lagrangians in quark models
12.39.Hg	Heavy quark effective theory
12.39.Jh	Nonrelativistic quark model
12.39.Ki	Relativistic quark model
12.39.Mk	Glueball and nonstandard multi-quark/gluon states
12.39.Pn	Quark potential models
12.39.St	Factorization in quark models
12.40.-y	Other models for strong interactions
12.40.Ee	Statistical models of strong interactions
12.40.Nn	Regge theory, duality, absorptive/optical models
12.40.Vv	Vector-meson dominance
12.40.Yx	Hadron mass models and calculations
12.60.-i	Models beyond the standard model
12.60.Cn	Extensions of electroweak gauge sector
12.60.Fr	Extensions of electroweak Higgs sector
12.60.Jv	Supersymmetric unified models
12.60.Nz	Technicolor models of unification
12.60.Rc	Composite models of unification
12.90.+b	Miscellaneous theoretical ideas and models of elementary particles (restricted to new topics in section 12)
13.	Specific elementary particle reactions and phenomenology
13.15.+g	Neutrino interactions
13.20.-v	Leptonic, semileptonic, and radiative decays of mesons
13.20.Cz	Leptonic/semileptonic decays of pi mesons
13.20.Eb	Leptonic/semileptonic decays of K mesons
13.20.Fc	Leptonic/semileptonic decays of charmed mesons
13.20.Gd	Leptonic/semileptonic decays of J/psi, Upsilon and other quarkonia
13.20.He	Leptonic/semileptonic decays of bottom mesons
13.20.Jf	Leptonic/semileptonic decays of other mesons
13.25.-k	Hadronic decays of mesons
13.25.Cq	Hadronic decays of pi mesons
13.25.Es	Hadronic decays of K mesons
13.25.Ft	Hadronic decays of charmed mesons
13.25.Gv	Hadronic decays of J/psi, Upsilon, and other quarkonia
13.25.Hw	Hadronic decays of bottom mesons
13.25.Jx	Hadronic decays of other mesons
13.30.-a	Decays of baryons
13.30.Ce	Leptonic, semileptonic, and radiative decays
13.30.Eg	Hadronic decays of baryons
13.35.-r	Decays of leptons
13.35.Bv	Decays of muons
13.35.Dx	Decays of taus
13.35.Hb	Decays of heavy neutrinos
13.38.-b	Decays of intermediate bosons
13.38.Be	Decays of W bosons
13.38.Dg	Decays of Z bosons
13.40.-f	Electromagnetic processes and properties of elementary particles
13.40.Dk	Electromagnetic mass differences of elementary particles
13.40.Em	Electric and magnetic moments of elementary particles
13.40.Gp	Electromagnetic form factors of elementary particles
13.40.Hq	Electromagnetic decays of elementary particles
13.40.Ks	Electromagnetic corrections to strong- and weak-interaction processes
13.60.-r	Photon and charged-lepton interactions with hadrons
13.60.Fz	Elastic and Compton scattering
13.60.Hb	Total and inclusive cross sections (including deep-inelastic processes)
13.60.Le	Meson production in photon/lepton-hadron interactions
13.60.Rj	Baryon production in photon/lepton-hadron interactions
13.66.-a	Lepton-lepton interactions
13.66.Bc	Hadron production in e-e+ interactions
13.66.De	Lepton production in e-e+ interactions
13.66.Fg	Gauge and Higgs boson production in e-e+ interactions
13.66.Hk	Production of non-standard model particles in e-e+ interactions
13.66.Jn	Precision mesurements in e-e+ interactions
13.66.Lm	Processes in other lepton-lepton interactions
13.75.-n	Hadron-induced low- and intermediate-energy reactions and scattering (energy(less-than-or-equal-to)10 GeV)
13.75.Cs	Nucleon-nucleon interactions (including antinucleons, deuterons, etc.) (energy(less-than-or-equal-to)10 GeV)
13.75.Ev	Hyperon-nucleon interactions (energy(less-than-or-equal-to)10 GeV)
13.75.Gx	Pion-baryon interactions (energy(less-than-or-equal-to)10 GeV)
13.75.Jz	Kaon-baryon interactions (energy(less-than-or-equal-to)10 GeV)
13.75.Lb	Meson-meson interactions (energy(less-than-or-equal-to)10 GeV)
13.85.-t	Hadron-induced high- and super-high-energy interactions (energy>10 GeV)
13.85.Dz	Hadron-induced elastic scattering (energy>10 GeV)
13.85.Fb	Hadron-induced inelastic scattering: two-particle final states (energy>10 GeV)
13.85.Hd	Hadron-induced inelastic scattering: many-particle final states (energy>10 GeV)
13.85.Lg	Hadron-induced total cross sections (energy>10 GeV)
13.85.Ni	Hadron-induced inclusive production with identified hadrons (energy>10 GeV)
13.85.Qk	Hadron-induced inclusive production with identified leptons, photons, or other nonhadronic particles (energy>10 GeV)
13.85.Rm	Limits on hadron-induced production of particles (energy>10 GeV)
13.85.Tp	Hadron-induced cosmic-ray interactions
13.87.-a	Jets in large-Q2; scattering
13.87.Ce	Jet production
13.87.Fh	Jet fragmentation into hadrons
13.88.+e	Polarization in elementary particle interactions and scattering
13.90.+i	Other topics in specific reactions and phenomenology of elementary particles (restricted to new topics in section 13)
14.	Properties of specific particles
14.20.-c	Baryons (including antiparticles)
14.20.Dh	Protons and neutrons
14.20.Gk	Baryon resonances with S=0
14.20.Jn	Hyperons
14.20.Lq	Charmed baryons
14.20.Mr	Bottom baryons
14.20.Pt	Dibaryons
14.40.-n	Mesons
14.40.Aq	pi, K, and eta mesons
14.40.Cs	Other mesons with S=C=0, mass<2.5 GeV
14.40.Ev	Other strange mesons
14.40.Gx	Mesons with S=C=B=0, mass>2.5 GeV (including quarkonia)
14.40.Lb	Charmed mesons
14.40.Nd	Bottom mesons
14.60.-z	Leptons
14.60.Cd	Electrons (including positrons)
14.60.Ef	Muons
14.60.Fg	Taus
14.60.Hi	Other charged heavy leptons
14.60.Lm	Ordinary neutrinos (nue, numu, nutau)
14.60.Pq	Neutrino mass and mixing
14.60.St	Non-standard-model neutrinos, right-handed neutrinos, etc.
14.65.-q	Quarks
14.65.Bt	Light quarks
14.65.Dw	Charmed quarks
14.65.Fy	Bottom quarks
14.65.Ha	Top quarks
14.70.-e	Gauge bosons
14.70.Bh	Photons
14.70.Dj	Gluons
14.70.Fm	W bosons
14.70.Hp	Z bosons
14.70.Pw	Other gauge bosons
14.80.-j	Other particles (including hypothetical)
14.80.Bn	Standard-model Higgs bosons
14.80.Cp	Non-standard-model Higgs bosons
14.80.Hv	Magnetic monopoles
14.80.Ly	Supersymmetric partners of known particles
14.80.Mz	Axions and other Nambu-Goldstone bosons (Majorons, familons, etc.)