In a world-first, researchers from the Femtosecond Spectroscopy Unit at the Okinawa Institute of Science and Technology (OIST ...

A Caltech team has developed a highly efficient method to provide coherent light of any wavelength from visible to mid-infrared with a single tiny device ...

"Spectroscopy and theory shed light on excitons in semiconductors." ScienceDaily. www.sciencedaily.com / releases / 2024 / 03 / 240319122940.htm (accessed September 26, 2025).

Two-photon absorption and quantum light spectroscopy have emerged as transformative tools in modern optical research. At the heart of these techniques is the simultaneous absorption of two photons to ...

Scientists at Rice University have demonstrated a way to “write” light sources and nanoscale wiring directly onto crystals ...

How do plants breathe? When do they open and close the tiny pores on their leaves, and what does this mean for their water ...

Why is Diffuse Reflectance Spectroscopy Used? One of the main techniques for evaluating the optical properties of materials is optical absorption spectroscopy, or UV-vis spectroscopy. Most absorption ...

Understanding what happens inside a material when it is hit by ultrashort light pulses is one of the great challenges of ...

The invisible light spectrum, encompassing ultraviolet and infrared wavelengths, has long beguiled the human eye. A revolutionary lens technology is now making this unseen light accessible, heralding ...

llustration showing light exciting electrons in two molecules of the organic semiconductor known as buckminsterfullerene. The newly formed exciton (shown by the bright dot) is first distributed over ...