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Nd:YAG laser with lid open showing frequency doubled 532 nm green light Nd:YAG (neodymium-doped yttrium aluminium garnet; Nd:Y3Al5O12) is a crystal that is used as a lasing medium for solid-state lasers. The dopant, triply ionized neodymium,. — “Nd:YAG laser - Wikipedia, the free encyclopedia”, en.wikipedia.org
Yttrium aluminium garnet (YAG, Y 3Al 5O 12) is a synthetic crystalline material of the garnet group. YAG is commonly used as a host material in various solid-state lasers. Rare earth elements such as neodymium. — “Yttrium aluminium garnet - Wikipedia, the free encyclopedia”, en.wikipedia.org
Er:YAG lasers typically emit light with a wavelength of 2940 nm, which is infrared. Er:YAG lasers have been used for laser resurfacing. Example uses include treating acne scarring, deep rhytides, and melasma. — “Er:YAG laser - Wikipedia, the free encyclopedia”, en.wikipedia.org