Mishra, Neeraj Kumar; Upadhyay, Madan M.; Kumar, Kaushal - 2022
By utilizing the effective energy transfer from Ce 3+ to Yb 3+ , Er 3+ and from Yb 3+ to Er 3+ authors have achieved dual mode emission in Y 3 Al 4 GaO 12 activated with Ce 3+ /Yb 3+ /Er 3+ ions. The chemical state of the dopant ions was confirmed by the X-ray photoelectron spectroscopy (XPS)....