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Different spatial modes, LP01 and LP21, were successfully excited and amplified in a 0.5% Ho:YAG single crystal fiber (SCF) amplifier fabricated by the laser heated pedestal growth (LHPG) method at 2 μm.
The Holcombe Department of Electrical and Computer Engineering, Center for Optical Materials Science and Engineering Technologies (COMSET), Clemson University, Clemson, South Carolina 29634, USA
The Holcombe Department of Electrical and Computer Engineering, Center for Optical Materials Science and Engineering Technologies (COMSET), Clemson University, Clemson, South Carolina 29634, USA
The Holcombe Department of Electrical and Computer Engineering, Center for Optical Materials Science and Engineering Technologies (COMSET), Clemson University, Clemson, South Carolina 29634, USA
The Holcombe Department of Electrical and Computer Engineering, Center for Optical Materials Science and Engineering Technologies (COMSET), Clemson University, Clemson, South Carolina 29634, USA