"A beam-splitter cube helps to guide laser light, which scientists have used to control crystal formation."
"Call it a jazzed-up version of your childhood crystal-growing kit. Scientists have shown that, using lasers, they can grow crystals on demand1."
Laser light directed through a beam-splitter cube enables precise initiation and spatial control of crystal nucleation. Focused illumination creates localized conditions that trigger crystal formation at chosen sites, allowing crystals to be grown on demand. Optical control enables adjustment of nucleation timing and growth rates, producing targeted crystalline structures with repeatability. The approach uses simple optical components to steer and split laser beams, making it adaptable to a variety of laboratory setups. Potential applications include tailored materials synthesis, photonic-device fabrication, and controlled studies of crystallization dynamics under reproducible conditions.
Read at www.nature.com
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