The effect of redshift function on the weak energy conditions in f(R) wormholes Amid Sadeghi Nezhad, Mohammad Reza Mehdizadeh and Hanif Golchin Eur. Phys. J. Plus, 139 2 (2024) 110 Published online: 01 February 2024 DOI: 10.1140/epjp/s13360-024-04895-9