Researchers have developed a new fabrication process that allows infrared (IR) glass to be combined with another glass and formed into complex miniature shapes. The technique can be used to create complex infrared optics ...
Optics & Photonics
Apr 7, 2022
0
135
Researchers have developed a new analog photonic correlator that can be used to locate an object transmitting a radio signal. Because the new correlator is faster than other methods and works with a wide range of radio frequency ...
Optics & Photonics
Mar 24, 2022
0
47
Researchers have developed a new high-purity single-photon source that can operate at room temperature. The source is an important step toward practical applications of quantum technology, such as highly secure communication ...
Optics & Photonics
Mar 23, 2022
0
361
Researchers have demonstrated a prototype glasses-free 3D light field display system with a significantly extended viewing distance thanks to a newly developed flat lens. The system is an important step toward compact, realistic-looking ...
Optics & Photonics
Mar 10, 2022
1
93
Researchers have developed a new metasurface-based antenna that represents an important step toward making it practical to harvest energy from radio waves, such as the ones used in cell phone networks or Bluetooth connections. ...
Optics & Photonics
Feb 28, 2022
15
343
For the first time, researchers have created a metasurface lens that uses a piezoelectric thin film to change focal length when a small voltage is applied. Because it is extremely compact and lightweight, the new lens could ...
Optics & Photonics
Feb 17, 2022
0
84
Researchers have developed an adaptive liquid lens based on a new electrically responsive fluid called dibutyl adipate (DBA) that changes focal length when a voltage is applied. The lens is lightweight, compact and simple ...
Optics & Photonics
Jan 19, 2022
0
149
Researchers have developed a new, focus-free technique for creating chemical maps using X-ray fluorescence. The approach offers fast, high-resolution measurements, which could be useful for analyzing chemical composition ...
Optics & Photonics
Jan 13, 2022
0
58
A new way to evaluate the quality of kidneys before transplantation could one day help increase the number of usable donor kidneys. The method uses highly sensitive spectroscopy analysis to detect biomarkers related to kidney ...
Analytical Chemistry
Jan 5, 2022
0
26
Researchers have shown that newly designed pixel-scale metasurface lenses—flat surfaces that use nanostructures to manipulate light—can be used to make imaging sensors that are roughly three times more sensitive than ...
Optics & Photonics
Dec 15, 2021
0
59
