Changing Color of Metal By Laser

Femtosecond Laser

Every "get rich quick" schemer would love to turn aluminum into gold. This neat invention is almost the ticket. It can change the colour of any metal, fooling people into thinking it may be a much more valuable one.

By shining an intense light at metal for a split second, the intensity of the beams changes the metal. Tiny structures in the metal reflect the light waves differently, changing the color of the material.

"The scientists can also control how this 'femtosecond laser' forms the metals, in order to make the surfaces respond to incoming light in different ways," InventorSpot explained. "By varying the laser intensity, pulse length, and number of pulses, the researchers can control the etching and therefore control the color. Further, they can etch the metals in such a way as to cause reflected light to interfere differently in different directions. This makes the metal appear different colors depending on the angle it's viewed at, making it iridescent."

It's perfect for the con man, but not anyone who knows their metals, as the only thing that changes is the color.
Trend Themes
1. Femtosecond Laser Metal Coloring - The femtosecond laser can revolutionize the metal coloring industry by allowing for precise and customizable metal coloring.
2. Iridescent Metal Finishes - The ability to create iridescent metal finishes can provide a new level of customization and design options for various industries, such as jewelry, automotive, and fashion.
3. Metals as Decorative Material - The ability to change the color of any metal can increase the potential for using metals as decorative materials in industries such as interior design and architecture.
Industry Implications
1. Jewelry Making - The ability to create precise and customizable metal coloring can provide new and unique options for jewelry designers to explore.
2. Automotive Manufacturing - The iridescent metal finishes can be used in automotive manufacturing to create a new level of customization and personalization for cars, which can be marketed as premium or luxury options.
3. Interior Design and Architecture - The ability to change the color of any metal can provide more design options for incorporating metals as decorative materials in construction and interior design.

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