introduction: foot insoles are widely recommended to prevent running related to injuries. however, their effects on the frequency of ground reaction force(grf) is still unclear. the purpose of this study was to elemental test the effect of four shoe insoles on frequency of grf during stance phase of running. materials and methods: 15 female students (mean age22±1/85 year, height162±4/71cm and w...

seismic waves when crossing the earth in heterogeneous and anisotropic environments, having interaction. recognizing the impact of these factors on the seismograms help us to find out more information about interior of the earth. coda waves are the main reason for the random heterogeneities in earth. local earthquakes in the northeast region of iran with epicentral distance less than 200 km is ...