2 papers
hep-ph2002
Product Groups, Discrete Symmetries, and Grand Unification
Yael Shadmi
We present GUT models based on an GUT group. These models maintain the main successes of simple-group GUTs but permit simple solutions to the doublet-triplet sp…
hep-th1998
Duality after Supersymmetry Breaking
Yael Shadmi, Hsin-Chia Cheng
Starting with two supersymmetric dual theories, we imagine adding a chiral perturbation that breaks supersymmetry dynamically. At low energy we then get two theories with soft supe…