Timepix Test beam(09 August) Study Resolution Zhou Xing

Setup

Run degree

4

5

6

Run degree Run635 – 4 degrees Run degrees Sigma= mm =4.958 um Sigma= Sigma= X-direction resolution as a function of angle

Run degree Run639 – 15 degrees Sigma= Sigma=

Y-direction Run degree Run635 – 4 degrees Run degrees Sigma= Sigma= Sigma=

Run degree Run639 – 15 degrees Sigma= Sigma=

Comparison with simulation results 50 um readout pitch S/N= 25,20,and 15 Range 0-80 degrees From Turchetta’s paper

Back up- interpixel position Cluster point (measured) Track intercept point (fitted)