TY - GEN AU - Liu,Guo-Chin AU - Lee,Seokcheon AU - Ng,Kin-Wang TI - Effect on cosmic microwave background polarization of coupling of quintessence to pseudoscalar formed from the electromagnetic field and its dual SN - 0031-9007 PY - 2007///0619 N1 - Publication Type: Journal Article UR - https://doi.org/10.1103/PhysRevLett.97.161303 ER -