The demonstration of a solid-state yellow laser based on diamond ... of choice for the biomedical applications mentioned above, replacing the copper–bromide and dye systems currently in use.

Today, it has an important role in imaging, spectroscopy and many other applications ... until then had been using visible-wavelength dye lasers for the generation of ultrafast tunable pulses ...

Keeping things fresh therefore requires rolling your own lasers, and these DIY nitrogen TEA and dye lasers seem like a fun way to go. These devices are the work of [Les Wright], who takes us on a ...

"This technology could make veins more visible for the drawing of blood, make laser ... dye would enable even deeper views into the tissues, enabling noninvasive imaging for various medical ...