Subjects: “...string phenomenology...”
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“...-string vacua, in which the SO(10) GUT symmetry is broken at the string level to SU(3)×SU(2)×U(1)2...”
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“...The classification method of the free fermionic heterotic string vacua is extended to models where...”
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“...The spinor–vector duality was discovered in free fermionic constructions of the heterotic string...”
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“... method the set of boundary condition basis vectors is fixed and the enumeration of string vacua...”
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“...Classification of Left–Right Symmetric (LRS) heterotic–string vacua in the free fermionic...”
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“... in the context of finding chiral heterotic string models with positive cosmological constant from Z2×Z2 orbifolds...”
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