2021: Particle Properties

Gauge & Higgs Bosons

Summary Tables (PDG best values)

Particle Listings (tables of existing measurements)

gamma

g (gluon)

graviton

W boson

Z boson

H⁰

Neutral Higgs Bosons, Searches for

Charged Higgs Bosons (H^±and H^±±), Searches for

Heavy Bosons, Other Than Higgs Bosons, Searches for

Axions (A⁰) and Other Very Light Bosons, Searches for

Relevant review articles

Higgs boson physics, status of (rev.)

Leptons (e, mu, tau, ... neutrinos ...)

Summary Tables (PDG best values)

Particle Listings (tables of existing measurements)

electron

muon

tau

Heavy Charged Lepton Searches

Introduction to the Neutrino Properties Listings

Neutrino Properties

Number of Neutrino Types

Double-beta Decay

Note on Neutrinoless Double-beta Decay

Introduction to Three-Neutrino Mixing Parameters Listings

Neutrino Mixing

Heavy Neutral Leptons, Searches for

Relevant review articles

Muon anomalous magnetic moment (rev.)

Muon decay parameters (rev.)

tau branching fractions (rev.)

tau-lepton decay parameters

Quarks (u,d,s,c,b,t...)

Summary Tables (PDG best values)

Particle Listings (tables of existing measurements)

Note on the Quark Masses

LIGHT QUARKS --- u, d, s

c quark

b quark

t quark

b' quark (4**th Generation)

t' quark (4**th Generation)

Free Quark Searches

Relevant review articles

Quark masses (rev.)

Top quark (rev.)

Mesons (pi, K, D, B, psi, Upsilon, ...)

Summary Tables (PDG best values)

Particle Listings (tables of existing measurements)

Light Unflavored Mesons (S = C = B = 0)

Leptonic Decays of Charged Pseudoscalar Mesons

pi+−

pi0

eta

f(0)(500)

rho(770)

omega(782)

eta'(958)

f(0)(980)

a(0)(980)

phi(1020)

h(1)(1170)

b(1)(1235)

a(1)(1260)

f(2)(1270)

f(1)(1285)

eta(1295)

pi(1300)

a(2)(1320)

f(0)(1370)

h(1)(1380)

pi(1)(1400)

eta(1405)

f(1)(1420)

omega(1420)

f(2)(1430)

a(0)(1450)

rho(1450)

eta(1475)

f(0)(1500)

f(1)(1510)

f(2)'(1525)

f(2)(1565)

rho(1570)

h(1)(1595)

pi(1)(1600)

a(1)(1640)

f(2)(1640)

eta(2)(1645)

omega(1650)

omega(3)(1670)

pi(2)(1670)

phi(1680)

rho(3)(1690)

rho(1700)

a(2)(1700)

f(0)(1710)

eta(1760)

pi(1800)

f(2)(1810)

X(1835)

phi(3)(1850)

eta(2)(1870)

pi(2)(1880)

rho(1900)

f(2)(1910)

a(0)(1950)

f(2)(1950)

rho(3)(1990)

pi(2)(2005)

f(2)(2010)

f(0)(2020)

a(4)(2040)

f(4)(2050)

pi(2)(2100)

f(0)(2100)

f(2)(2150)

rho(2150)

phi(2170)

f(0)(2200)

f(J)(2220)

eta(2225)

rho(3)(2250)

f(2)(2300)

f(4)(2300)

f(0)(2330)

f(2)(2340)

rho(5)(2350)

X(2370)

f(6)(2510)

Other Light Unflavored Mesons (S = C = B = 0)

Further States

Strange Mesons (S = + −1, C = B = 0)

K+−

K(S)0

K(L)0

K*(0)(700)

K*(892)

K(1)(1270)

K(1)(1400)

K*(1410)

K*(0)(1430)

K*(2)(1430)

K(1460)

K(2)(1580)

K(1630)

K(1)(1650)

K*(1680)

K(2)(1770)

K*(3)(1780)

K(2)(1820)

K(1830)

K*(0)(1950)

K*(2)(1980)

K*(4)(2045)

K(2)(2250)

K(3)(2320)

K*(5)(2380)

K(4)(2500)

K(3100)

Charmed Mesons (C = + −1)

D+ −

D*(2007)0

D*(2010)+ −

D*(0)(2300)

D(1)(2420)

D(1)(2430)0

D*(2)(2460)

D(0)(2550)0

D*(1)(2600)0

D*(2640)+ −

D(2740)0

D3*(2750)

D*(1)(2760)0

D(3000)0

Charmed, Strange Mesons (C = S = +−1)

D(s)+−

D*(s)+−

D*(s0)(2317)+−

D(s1)(2460)+−

D(s1)(2536)+−

D(s2)(2573)+−

D*(s1)(2700)+−

D*(s1)(2860)+−

D*(s3)(2860)+−

X(0)(2900)

X(1)(2900)

D(sJ)(3040)+−

Bottom Mesons (B = +−1)

Note on Production and Decay of b-flavored Hadrons

B organization

B+−

B+−/B0 Admixture

B+−/B0/B(s)0/b-baryon Admixture

V(cb) and V(ub) CKM Matrix Elements

B(1)(5721)

B*(J)(5732)

B*(2)(5747)

B(J)(5840)

BJ(5970)

Bottom, Strange Mesons (B = +−1, S = −+1)

B(s)0

B*(s)

X(5568)+ −

B(s1)(5830)0

B*(s2)(5840)0

B*(sJ)(5850)

Bottom, Charmed Mesons (B = +−1, C = −+1)

B(c)+−

B(c)(2S)+−

c cbar Mesons

Note on Branching Ratios of psi(2S) and chi_c(0,1,2)

eta(c)(1S)

J/psi(1S)

chi(c0)(1P)

chi(c1)(1P)

h(c)(1P)

chi(c2)(1P)

eta(c)(2S)

psi(2S)

psi(3770)

psi(2)(3823)

psi(3)(3842)

chi(c0)(3860)

chi(c1)(3872)

Z(c)(3900)

X(3915)

chi(c2)(3930)

X(3940)

X(4020)+−

psi(4040)

X(4050)+−

X(4055)+−

X(4100)+−

chi(c1)(4140)

psi(4160)

X(4160)

Z(c)(4200)

psi(4230)

R(c0)(4240)

X(4250)+−

psi(4260)

chi(c1)(4274)

X(4350)

psi(4360)

psi(4390)

psi(4415)

Z(c)(4430)

chi(c0)(4500)

psi(4660)

chi(c0)(4700)

b bbar Mesons

eta(b)(1S)

Upsilon(1S)

chi(b0)(1P)

chi(b1)(1P)

h(b)(1P)

chi(b2)(1P)

eta(b)(2S)

Upsilon(2S)

Upsilon(2)(1D)

chi(b0)(2P)

chi(b1)(2P)

h(b)(2P)

chi(b2)(2P)

Upsilon(3S)

chi(b1)(3P)

chi(b2)(3P)

Upsilon(4S)

Z(b)(10610)

Z(b)(10650)

Upsilon(10753)

Upsilon(10860)

Upsilon(11020)

NON-q qbar Candidates

Non-(q-qbar) Mesons (rev.)

Relevant review articles

Form factors for radiative pion and kaon decays (rev.)

Scalar mesons below 2 GeV (rev.)

rho(770) (rev.)

Pseudoscalar and pseudovector mesons in the 1400 MeV region (rev.)

rho(1450) and rho(1700) (rev.)

Charged kaon mass

Rare kaon decays (rev.)

Dalitz plot parameters for K --> 3 pi decays

K(l3)+- and K(l3)0 form factors

CPT invariance tests in neutral kaon decay (rev.)

CP-violation in K_S -> 3pi

V(ud), V(us), Cabibbo angle, and CKM unitarity (rev.)

CP-violation in K_L decays

Review of multibody charm analyses (rev.)

D⁰- Dbar⁰ mixing (rev.)

D_s+ branching fractions (rev.)

Leptonic decays of charged pseudoscalar mesons (rev.)

Production and decay of b-flavored hadrons (rev.)

Heavy Flavor Averaging Group (rev.)

Polarization in B decays (rev.)

B⁰-- Bbar⁰ mixing (rev.)

Semileptonic B-hadron decays, determination of V(cb), V(ub) (rev.)

CKM angles from B hadrons, Determination of (new)

Spectroscopy of mesons containing two heavy quarks (rev.)

Charmonium system (rev.)

Branching ratios of psi(2S) and chi_c(0,1,2) (rev.)

Bottomonium system (rev.)

Width determination of the upsilon states

Non q-qbar mesons (rev.)

Baryons (p, n, Lambda_b, Xi, ...)

Summary Tables (PDG best values)

Particle Listings (tables of existing measurements)

N Baryons (S = 0, I = 1/2)

Note on N and Delta Resonances

N(1440) 1/2+

N(1520) 3/2−

N(1535) 1/2−

N(1650) 1/2−

N(1675) 5/2−

N(1680) 5/2+

N(1700) 3/2−

N(1710) 1/2+

N(1720) 3/2+

N(1860) 5/2+

N(1875) 3/2−

N(1880) 1/2+

N(1895) 1/2−

N(1900) 3/2+

N(1990) 7/2+

N(2000) 5/2+

N(2040) 3/2+

N(2060) 5/2−

N(2100) 1/2+

N(2120) 3/2−

N(2190) 7/2−

N(2220) 9/2+

N(2250) 9/2−

N(2300) 1/2+

N(2570) 5/2−

N(2600) 11/2−

N(2700) 13/2+

N(3000 Region)

Delta Baryons (S = 0, I = 3/2)

Note on N and Delta Resonances

Delta(1232) 3/2⁺

Delta(1600) 3/2⁺

Delta(1620) 1/2⁻

Delta(1700) 3/2⁻

Delta(1750) 1/2⁺

Delta(1900) 1/2⁻

Delta(1905) 5/2⁺

Delta(1910) 1/2⁺

Delta(1920) 3/2⁺

Delta(1930) 5/2⁻

Delta(1940) 3/2⁻

Delta(1950) 7/2⁺

Delta(2000) 5/2⁺

Delta(2150) 1/2⁻

Delta(2200) 7/2⁻

Delta(2300) 9/2⁺

Delta(2350) 5/2⁻

Delta(2390) 7/2⁺

Delta(2400) 9/2⁻

Delta(2420) 11/2⁺

Delta(2750) 13/2⁻

Delta(2950) 15/2⁺

Delta(3000 Region)

Lambda Baryons (S = -1, I = 0)

Note on Lambda and Sigma Resonances

Lambda 1/2⁺

Lambda(1380) 1/2⁻

Lambda(1405) 1/2⁻

Lambda(1520) 3/2⁻

Lambda(1600) 1/2⁺

Lambda(1670) 1/2⁻

Lambda(1690) 3/2⁻

Lambda(1710) 1/2⁺

Lambda(1800) 1/2⁻

Lambda(1810) 1/2⁺

Lambda(1820) 5/2⁺

Lambda(1830) 5/2⁻

Lambda(1890) 3/2⁺

Lambda(2000)

Lambda(2050) 3/2⁻

Lambda(2070) 3/2⁺

Lambda(2080) 5/2⁻

Lambda(2085) 7/2⁺

Lambda(2100) 7/2⁻

Lambda(2110) 5/2⁺

Lambda(2325) 3/2⁻

Lambda(2350) 9/2⁺

Lambda(2585)

Sigma Baryons (S = -1, I = 1)

Note on Lambda and Sigma Resonances

Sigma+

Sigma0

Sigma−

Sigma(1385) 3/2+

Sigma(1580) 3/2−

Sigma(1620) 1/2−

Sigma(1660) 1/2+

Note on the Sigma(1670) Region

Sigma(1670) 3/2−

Sigma(1750) 1/2−

Sigma(1775) 5/2−

Sigma(1780) 3/2+

Sigma(1880) 1/2+

Sigma(1900) 1/2−

Sigma(1910) 3/2−

Sigma(1915) 5/2+

Sigma(1940) 3/2+

Sigma(2010) 3/2−

Sigma(2030) 7/2+

Sigma(2070) 5/2+

Sigma(2080) 3/2+

Sigma(2100) 7/2−

Sigma(2160) 1/2−

Sigma(2230) 3/2+

Sigma(2250)

Sigma(2455)B

Sigma(2620)B

Sigma(3000)B

Sigma(3170)B

XI Baryons (S = -2, I = 1/2)

Note on Xi Resonances

Xi0

Xi-

Xi(1530)

Xi(1620)

Xi(1690)

Xi(1820)

Xi(1950)

Xi(2030)

Xi(2120)

Xi(2250)

Xi(2370)

Xi(2500)

Omega Baryons (S = -3, I = 0)

Omega-

Omega(2012)-

Omega(2250)-

Omega(2380)-

Omega(2470)-

Charmed Baryons (C = +1)

Note on Charmed Baryons

Lambda(c)+

Lambda(c)(2595)+

Lambda(c)(2625)+

Lambda(c)(2765)+

Lambda(c)(2860)+

Lambda(c)(2880)+

Lambda(c)(2940)+

Sigma(c)(2455)

Sigma(c)(2520)

Sigma(c)(2800)

Xi(c)+

Xi(c)0

Xi'(c)+

Xi'(c)0

Xi(c)(2645)

Xi(c)(2790)

Xi(c)(2815)

Xi(c)(2923)

Xi(c)(2930)

Xi(c)(2970)

Xi(c)(3055)

Xi(c)(3080)

Xi(c)(3123)

Omega(c)0

Omega(c)(2770)0

Omega(c)(3000)0

Omega(c)(3050)0

Omega(c)(3065)0

Omega(c)(3090)0

Omega(c)(3120)0

Doubly-charmed Baryons (C = + 2)

Xi(cc)++

Bottom Baryons (B = -1)

Lambda(b)0

Lambda(b)(5912)0

Lambda(b)(5920)0

Lambda(b)(6070)0

Lambda(b)(6146)0

Lambda(b)(6152)0

Sigma(b)

Sigma*(b)

Sigma(b)(6097)+

Sigma(b)(6097)-

Xi(b)-

Xi(b)0

Xi(b)'(5935)-

Xi(b)(5945)0

Xi*(b)(5955)-

Xi(b)(6227)-

Xi(b)(6227)0

Xi(bc)0

Omega(b)-

Omega(b)(6316)-

Omega(b)(6330)-

Omega(b)(6340)-

Omega(b)(6350)-

b-baryon Admixture (Lambda(b), Xi(b), Sigma(b), Omega(b))

Exotic Baryons

Pentaquarks (new)

P(c)(4312)+

P(c)(4380)+

P(c)(4440)+

P(c)(4457)+

Relevant review articles

Baryon decay parameters

N and Delta resonances (rev.)

Baryon magnetic moments

Lambda and Sigma resonances (rev.)

Pole structure of the Lambda(1405) region (rev.)

Sigma(1670) region

Radiative hyperon decays

Xi resonances

Charmed baryons (rev.)

Pentaquarks (rev.)