Kuang-Ta Chao

Next-to-leading-order QCD correction to e(+)e(-)-->J/psi+eta(c) at sqrt[s]=10.6 GeV.

One of the most challenging open problems in heavy quarkonium physics is the double charm production in

Search for excited charmonium states in e+ e- annihilation at s**(1/2) = 10.6-GeV

e^+e^-

PromptJ/ψproduction ate+e−colliders

annihilation at B factories. The measured cross section of

Crucial test for the color-octet production mechanism in Z{sup 0} decays

e^+ e^- to J/psi + eta_c

Electromagnetic annihilation rates of chi(c0) and chi(c2) with both relativistic and QCD radiative corrections

is much larger than leading order (LO) theoretical predictions. With the nonrelativistic QCD factorization formalism, we calculate the next-to-leading order (NLO) QCD correction to this process. Taking all one-loop self-energy, triangle, box, and pentagon diagrams into account, and factoring the Coulomb-singular term into the

Color-singlet direct J / ψ and ψ ′ production at the Fermilab Tevatron in the k t factorization approach

cbar c

Electromagnetic annihilation rates of {chi}{sub {ital c}0} and {chi}{sub {ital c}2} with both relativistic and QCD radiative corrections

bound state wave function, we get an ultraviolet and infrared finite correction to the cross section of

Determination of color-octet matrix elements from e{sup +}e{sup {minus}} processes at low energies

e^+e^-to J/psi + eta_c

Possible effects of color screening and large string tension in heavy quarkonium spectra.

at

Pseudoscalar heavy quarkonium decays with both relativistic and QCD radiative corrections

sqrt{s} =10.6