WHICH_OF_THE_FOLLOWING_CO-DOPANT_IS_NOT_EMPLOYED_BY_NEODYMIUM_AND_ERBI – McqOptions

MCQOPTIONS

1.	WHICH_OF_THE_FOLLOWING_CO-DOPANT_IS_NOT_EMPLOYED_BY_NEODYMIUM_AND_ERBIUM_DOPED_SILICA_FIBER_LASERS??$
A.	Phosphorus pent oxide
B.	Germania
C.	Nitrogen
D.	Alumina
Answer» D. Alumina

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