Crystal creates a supercontinuum breakthrough

Researchers have generated a wide range of colors from a single laser after discovering a new process for achieving so-called "supercontinuum generation."

Optimized application of high intensity focused ultrasound

The field of nonlinear acoustics is currently receiving a lot of attention, thanks to applications focused on the improvement of ultrasonic cleaning, ultrasonic welding, sonochemistry, or thermotherapy. Lithotripsy – the ...

NuSTAR sees rare blurring of black hole light

NASA's Nuclear Spectroscopic Telescope Array (NuSTAR) has captured an extreme and rare event in the regions immediately surrounding a supermassive black hole. A compact source of X-rays that sits near the black hole, called ...

Stock market bubbles: Investor emotions fuel the frenzy

In the late 1990s, investor emotion played a significant role in inflating the dot-com bubble and ultimately, making a lot of people rich. Emotional excitement not only creates stock market bubble but research shows that ...

Pure red LEDs fulfill a primary goal

Making pure red LEDs from nitride crystals is a goal that has so far frustrated engineers. However, these LEDs are vital for building the next generation of energy-efficient micro-LED displays to follow OLED displays and ...

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