Extended Surface Bands Enabled Lasing Emission and Wavelength Switch from Sulfur Quantum Dots
Sign Up to like & getrecommendations! Published in 2024 at "Advanced Materials"
DOI: 10.1002/adma.202408104
Abstract: The development of a lasing wavelength switch, particularly from a single inorganic gain material, is challenging but highly demanded for advanced photonics. Nonetheless, all current lasing emission of inorganic gain materials arises from band‐edge states,… read more here.
Keywords: gain; surface; wavelength switch; emission ... See more keywords
Spectral splitting of the lasing emission of nitrogen ions pumped by 800-nm femtosecond laser pulses.
Sign Up to like & getrecommendations! Published in 2022 at "Optics letters"
DOI: 10.1364/ol.478025
Abstract: We report on a spectral splitting effect of the cavity-less lasing emission of nitrogen ions at 391.4 nm pumped by 800-nm femtosecond laser pulses. It was found that with the increase of the nitrogen gas pressure… read more here.
Keywords: emission nitrogen; spectral splitting; lasing emission; emission ... See more keywords
Unusual Polarization Relation between Single-Mode Lasing Emission and Excitation Laser from an Evanescent-Wave Pumped Micro-Cavity Laser
Sign Up to like & getrecommendations! Published in 2021 at "Photonics"
DOI: 10.3390/photonics8030066
Abstract: Using a fiber of that is 125 μm in diameter in rhodamine 6G ethanol solution, controllable multi- and single-whispering-gallery-mode (WGM) optofluidic lasers based on evanescent-wave-coupled gain are both available. With multi-mode WGM emission, lasing emission… read more here.
Keywords: emission; evanescent wave; laser; polarization ... See more keywords