Researchers have used a 350-year-old mechanical theorem, typically applied to tangible objects, to uncover new insights about light’s nature. By interpreting light’s intensity as an…
Posts published in “Optics”
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Schematic of imaging under real-frequency and synthesized complex frequency excitation in a superlens. The same object, when imaged through a superlens under different real-frequency illumination,…
A set of 33 droplets fabricated to create “OMU” using the optical vortex laser-induced printing technique. The novel technique precisely deposited the droplets with no…
Artist’s concept of the completed Giant Magellan Telescope. The Giant Magellan Telescope is finalizing its last primary mirror, with the goal to surpass current space…
Researchers have developed chip-based photonic resonators with minimal UV light loss, paving the way for advanced UV photonic integrated circuits. These resonators, made from alumina…
An illustration of how a 2D photonic time crystal can boost light waves. Credit: Xuchen Wang / Aalto University Smart surfaces mimic elusive photonic time…
Imperial physicists have performed the double-slit experiment in time, using materials that can change optical properties in femtoseconds, providing insights into the nature of light…
A laser is sent down a UMD hallway in an experiment to corral light as it makes a 45-meter journey. Credit: Intense Laser-Matter Interactions Lab,…
The photonic integrated circuits used in this study. Credit: Tobias Kippenberg (EPFL), CC BY 4.0 The ability to amplify optical signals in optical fibers to…
Researchers using an optical parametric oscillator light source succeeded in producing two entangled light beams. (Artist’s concept.) One potential application: Enhancing the sensitivity of atomic…
Visualization of the microscope tip exposing material to terahertz light. The colors on the material represent the light-scattering data, and the red and blue lines…
Researchers at the University of Tsukuba use an optoelectronic resonator to increase the sensitivity of an electron pulse detector, which may lead to ultrafast electronic…
Ultrafast computer processing speeds are possible with optical chirality logic gates that operate about a million times faster than existing technologies. Processing devices based on…
The University of Central Florida’s new photonic material overcomes the shortcomings of current topological designs, which provide fewer features and control. The new material also…
A nanoparticle in the field of a femtosecond laser pulse with tailored waveform and polarization. The controlled enhancement of the field in specific nanoscopic regions…
Two light beams from flashlights will not be influenced by each other when they cross. This is different for very intense laser pulses which meet…
Figure 1. Schematic of the waveguide-integrated van der Waals PN heterojunction photodetector. Credit: Light Publishing Center, Changchun Institute of Optics, Fine Mechanics And Physics, CAS…
Researchers have used liquid crystals to create magic windows that produce a hidden image when light shines on them. Credit: Felix Hufnagel, University of Ottawa…
MIT scientists develop a low-cost, high-precision fabrication method for thin mirrors and silicon wafers. A novel photolithography technique could be a manufacturing game-changer for optical…