Summary of work on SU(2) gauge theory with Nf=2 adjoint quarks.
The theory is predicted to be very slowly running at the two loop level with γ*=0.6. Several lattice studies place it in the conformal
window instead.
Del Debbio et al used hyperscaling of masses to give γ*=0.22(6)
The infrared dynamics of Minimal Walking Technicolor ,
Luigi Del Debbio, Biagio Lucini, Agostino Patella, Claudio Pica, Antonio Rago (Apr, 2010)
Published in: Phys.Rev.D 82 (2010) 014510, e-Print: 1004.3206 [hep-lat]
Lopez et al used similar technology to give γ*=0.20(4)