(Nanowerk News) Physicists at JILA have created the first "frequency comb" in the extreme ultraviolet band of the spectrum, high-energy light less than 100 nanometers (nm) in wavelength.

Researchers develop a highly efficient method to provide coherent light of any wavelength from visible to mid-infrared with a single tiny device. (Nanowerk News) Focused laser-like light that covers a ...

Spectroscopy, in its broadest sense, is the term given to the investigation and measurement of spectra produced when a substance interacts with or emits electromagnetic radiation. All known matter ...

A research team co-led by Qiang Lin, a professor of electrical and computer engineering at the University of Rochester, NY, USA, developed the first multi-wavelength integrated laser to achieve the ...

Silicon-based device “like a nanoscale optical parametric oscillator” could enable variety of photonic applications. Silicon-based device may enable variety of photonic applications. Researchers have ...

Upconversion: An artist's view of the nanoparticle-in-groove plasmonic cavities created by the EPFL team. (Courtesy: Nicolas Antille, http://www.nicolasantille.com) A ...

The experimental setup shown here incorporates on-chip optical parametric oscillator (OPO) technology to generate a frequency comb of laser-like light covering a wide range of frequencies with very ...