Measurement of the cross section of a collision of the second kind between an excited mercury atom and a cesium atom - Hg/6 super 3 P sub 1/ plus Cs leading to Hg plus Cs/plus/ plus e /Izmerenie secheniia udara vtorogo roda vozbuzhdennogo atoma rtuti s atomom tseziia - Hg/6 super 3 P sub 1/ plus Cs leading to Hg plus Cs/plus / plus e.