Buclear Data Sheets Symbols and &bbreviations A
avg B (~L}, S (BL) calc CCB~ ce chem circ c.m. coef coin Coul. Ex. CB cryst CzS,CZS ~ d D D S~ D~B~
D~IA E z (~) E1,E2,EL E Ires) excit exp F-K FWHM g GDB g.s. h H
~W bfs HI I !AS IBS IMPAC incl. scat±. ion them IT J K K,L,B K/L L L {n} ,L (p} m M+
MI,M2,RL max
Moss ms mult. nm ner,NQR norm. P P{=} P~c pc P,7 (8} p,7(t} P (n)
mass number ~, A=Z+N coefficients of Legendre polynomials in angular-correlation measurements average reduced EL, ML transition probability calculated, calculation coupled-channel Born approximation conversion electron chemical separation circular center of mass coefficient coincidence Coulomb excitation circular polarization crystal-diffraction spectrometer one-nucleon spectroscopic strength for pickup, stripping reactions (1)descemdent of, (2)deuteron, (3) day dipole Doppler shift attenuation distorted-wave Born approximation distorted-wave impulse approximation energy energy of electron-capture transition (endpoint of 7-continuum + K-electron separation energy of daughter electric dipole, quadrupole, 2(L) -pole resonance energy excitation function experiment, experimental fission Fermi-gurie (plot} energy resolution, full width at half maximum gyromagnetic ratio* giant dipole resonance giant gnadrupole resonance ground state hour magnetic field hindrance factor hyperfine structure heavy ion intensity isobaric analog resonance isobaric analog state internal bremsstrahlung spectrum ion implantation perturbed angular correlation technig,e inelastic scattering chemical separation by ion exchange isomeric transition total angular momentum guantum number • projection of nuclear angular momentum J on nuclear symmetry axis K-, L-, M-shell internal conversion K-# L-conversion electron ratio (1}orbital angular momentum quantum number*, (2}multipolarity L-transfer in neutrQn, proton transfer reaction minute M÷N÷O÷...
magnetic dipole, gnadrupole, 2 ( L } - p o l e maximum Mossbauer effect (1)mass spectrometer, (2) millisecond multipolarity ueutrcn uumberSe ~=A-Z nuclear magneton nuclear magnetic, quadrupole resonance normalization (1}predecessor of, (2) proton, (3)pico (as prefix) polarization perturbed angular correlation proportional counter angular distribution of 7-rays with respect to a proton beam time distribution of photons with respect to a pulsed proton beam neutron polarization
polarized, polarization private communication plane-wave Born approximation (1)reaction energy~, (2)disintegration energy~, (3) quadrupole moment~, in units of barns, (~}quadrupole Q~ total disintegration energy in a decay Q-,Q(~-) total disintegration energy in ~- decay Qa total disintegration energy in a decay, E (a) ÷E (recoil} r o & t ~ ~ nuclear radius~ R relative tel resonance res (1}magnetic spectrometer, (2) second s spectroscopic factor S ( (2Jf+1}/(2 ji+l) ) S S' energy necessary to separate a s (n) ,s (p) neutron, proton from nucleus scintillation counter scin semiconductor detector semi spontaneous fission SB spall spallation sE steradian syste matics syst (I) time, (2 }triton t (1}isotopic or isobaric spin, T (2)temperature Z-component of isotopic or isobaric Tz spin, (N-Z}/2 half-life* thermal th thresh threshold ±of time-of-flight measurement rib vibrational Weisskopf single-particle transition speed number of ejected neutrons, as in (m,xn) x year Y Z atomic number*, Z=&-N a (I)= particle, (2)total 7-ray internal conversion coefficient N(ce)/N(7) ~ a(K),a(L) 7-ray internal conversion coefficient for electrons ejected from the K-, L-shell coincidences of a's and 7's, ~ s and 7's, 7's and 7's aT-, ~ - , 77-coincidences as a7 (e,H,t} , function of angle, magnetic ~7 {e,H,t), field, time 77(e,H,t} guadrnpole, octupole, 2(L)-pole nuclear deformation parameter ~7 (pol) , polarization correlation of 7's in coincidence with ~'s, 7's 77 (pol) width=, r(7), level widths, partial width for 7-, n-emission r (n} 7-intensity as function of angle, 7 (O,H,T) magnetic field, temperature ~(±} annihilation radiation ratio of reduced matrix elements of 6 (L÷I)- to L-pole radiation with sign convention of Krane and Steffem, Phys.Rev. C2, 72~ (1970) electron capture electron capture from K-, L-, 8-shell partial B(E2} for photon, E (7)B(E2), E (ce} B (E2) conversion electron detection # indicates angular dependence k (1) projection of particle angular momentum on nuclear symmetry axis, (2)radiation type, e.g., MI, M2... magnetic moment of particle*, given in nuclear magnetons neutron shell-model configuration v parity, proton shell-model configuration cross section* cross section at resonance (0) coincidence summing of 7-rays z (Tv) v (K), w (L) K, average-L fluorescence yield percent = branching from level percent ~- branching from level percent (Ev~@) branching from level percent (7+ce) branching from level ~SF percent spontaneous fission from level root-mean-square of nuclear radius
pol priv.comm. P~B~ Q
Symbols for Particles and Quanta~
Prefixes~ term giga mega kilo deci centi
(= lO*Z) (=109) (=10") (=103)
(=10-~) (=lO-Z}
m
milli
(=10-3)
~
micro mane pico femto atto
(=10-6) (=I0-9} (=10-*z} (=I0-Is) (=I0-re)
n
p f a
n p d t •
neutron proton deuteron triton a-particle
*Recommended by Commission on Symbols, Units, and Nomenclature of International Union of Pure and Applied Physics
~ ~ e u 7
pion muon electron neutrino photon