![Laser gain media, explained by RP; active laser medium, solid-state laser, crystals, glasses, semiconductors, dyes Laser gain media, explained by RP; active laser medium, solid-state laser, crystals, glasses, semiconductors, dyes](https://www.rp-photonics.com/bg/products/shalom_eo/laser_crystals.jpg)
Laser gain media, explained by RP; active laser medium, solid-state laser, crystals, glasses, semiconductors, dyes
![Laser gain media, explained by RP; active laser medium, solid-state laser, crystals, glasses, semiconductors, dyes Laser gain media, explained by RP; active laser medium, solid-state laser, crystals, glasses, semiconductors, dyes](https://www.rp-photonics.com/bg/products/eksma_optics/laser_gain_media.jpg)
Laser gain media, explained by RP; active laser medium, solid-state laser, crystals, glasses, semiconductors, dyes
![Quasi-three-level laser gain media, explained by RP; reabsorption, gain spectra, incomplete pump absorption, efficiency, crystals, glasses, fibers, Yb:YAG Quasi-three-level laser gain media, explained by RP; reabsorption, gain spectra, incomplete pump absorption, efficiency, crystals, glasses, fibers, Yb:YAG](https://www.rp-photonics.com/previews/quasi_three_level_laser_gain_media.png)
Quasi-three-level laser gain media, explained by RP; reabsorption, gain spectra, incomplete pump absorption, efficiency, crystals, glasses, fibers, Yb:YAG
![Chip-scale high-peak-power semiconductor/solid-state vertically integrated laser | Nature Communications Chip-scale high-peak-power semiconductor/solid-state vertically integrated laser | Nature Communications](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41467-022-33528-x/MediaObjects/41467_2022_33528_Fig1_HTML.png)
Chip-scale high-peak-power semiconductor/solid-state vertically integrated laser | Nature Communications
![Recycling silver nanoparticle debris from laser ablation of silver nanowire in liquid media toward minimum material waste | Scientific Reports Recycling silver nanoparticle debris from laser ablation of silver nanowire in liquid media toward minimum material waste | Scientific Reports](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41598-021-81692-9/MediaObjects/41598_2021_81692_Fig1_HTML.png)