作者: Riya Dey , Anurag Pandey , Vineet Kumar Rai
DOI: 10.1016/J.SNB.2013.09.025
关键词:
摘要: … We know that the variation in FIR of two close lying levels of rare earth (RE) ions is due to change in their populations [10], [… So, the FIR variation observed corresponding to the 2 H 11/2 …