Photon-photon production of lepton, quark and meson pairs in peripheral   heavy ion collisions
  We review our recent results on exclusive production of $\mu^+ \mu^-$, heavy quark-antiquark, and meson-antimeson pairs in ultraperipheral, ultrarelativistic heavy ion collisions. 
Antoni Szczurek and Mariola Klusek-Gawenda
nucl-th hep-ph