He realized that a short laser pulse could be stretched in time—thereby making it less intense—by a diffraction grating that spreads the pulse into its component colors.

Diffraction gratingformula

JavaScript seems to be disabled in your browser. For the best experience on our site, be sure to turn on Javascript in your browser.

"However, deflecting light by diffraction grating allows much more precise control of the laser light compared to deflection in the Earth's atmosphere," says Schrödel.

What isdiffraction gratingin Physics

“It’s the best tasting diffraction grating you’ll ever see,” said David A. Weitz, a professor of physics and applied physics at Harvard, of the chocolate.

Reward yourself with bonus warranty* on select products, exclusive offers, discounts, special events, private sales and more!