Fig. 4: UC lasing properties of the GC-695 microcavity with a diameter of 30 μm. | Light: Science & Applications

Fig. 4: UC lasing properties of the GC-695 microcavity with a diameter of 30 μm.

From: A monolithic microcavity laser with simultaneous upconversion and frequency-doubled lasing via crystal-in-glass engineering

Fig. 4: UC lasing properties of the GC-695 microcavity with a diameter of 30 μm.

a UC laser spectra with different pumping power, insets show the zoom-in laser spectra and testing setup. b, c Power dependence curves at 547 nm and 660 nm, respectively. Pth refers to the laser threshold. d UC output stability test with output power integrated from 400 to 700 nm

Back to article page