TY - JOUR AU - A Zibrov AU - M Lukin AU - Leo Hollberg AU - D Nikonov AU - M Scully AU - Hugh Robinson AU - V Velichansky C2 - Physical Review Letters DA - 1996-01-01 00:01:00 LA - en M1 - 76 PB - Physical Review Letters PY - 1996 TI - Experimental Demonstration of Enhanced Index of Refraction via Quantum Coherence in Rb, ER -