QUARKS INSPIRE search

# ${\boldsymbol {\boldsymbol c}}$ $I(J^P)$ = $0(1/2^{+})$

Charge = ${2\over 3}$ $\mathit e$ Charm = $+$1
 ${\mathit {\mathit c}}$-QUARK MASS $1.27 \pm0.02$ GeV
 ${\mathit m}_{{{\mathit c}}}/{\mathit m}_{{{\mathit s}}}$ MASS RATIO $11.72 \pm0.25$
 ${\mathit m}_{{{\mathit b}}}/{\mathit m}_{{{\mathit c}}}$ MASS RATIO $4.577 \pm0.008$
 ${\mathit m}_{{{\mathit b}}}−{\mathit m}_{{{\mathit c}}}$ QUARK MASS DIFFERENCE $3.45 \pm0.05$ GeV