500 citations
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gr-qc1999★ 38 cited
Quintessence, scalar-tensor theories and non-Newtonian gravity
Yasunori Fujii
We discuss some of the issues which we encounter when we try to invoke the scalar-tensor theories of gravitation as a theoretical basis of quintessence. One of the advantages of ap…
gr-qc1999★ 36 cited
A two-scalar model for a small but nonzero cosmological constant
Yasunori Fujii
We revisit a model of the two-scalar system proposed previously for understanding a small but nonzero cosmological constant. The model provides solutions of the scalar-fields energ…