2 papers
hep-ph2007
Local SU(5) Unification in 6D from the Heterotic String
C. Lüdeling
We present a six-dimensional T^2/Z_2 orbifold model which arises as an intermediate step in the compactification of the heterotic string to the MSSM. The orbifold contains two pair…
hep-ph2006
Local Grand Unification
Wilfried Buchmuller, Koichi Hamaguchi, Oleg Lebedev +1
In the standard model matter fields form complete representations of a grand unified group whereas Higgs fields belong to incomplete `split' multiplets. This remarkable fact is nat…