????????????????? ?????????????????? ????????The all-fiber (oscillator and amplifier) solution has the benefit of becoming comparatively inexpensive and retains the prospective of getting sturdy. The large detrimental is nonlinearities and thermal results while in the fiber amplifier Restrict the utmost for every-pulse Strength and typical output a

Further advancements in laser efficiency have also been shown by cutting down the quantum nicely layer to the quantum wire or to some sea of quantum dots.????????????????????????????????? ???????????????????????????????????????????????? ??????????????????????????????? ????????????????????????????????????????????????????????????????????????? ???????