One of the challenges of optical microscopy is to continually increase the imaging power, or resolution. In the past three hundred odd years, scientists have been building ever-better microscopes. The limit, for a long time, ...
Optics & Photonics
May 14, 2020
0
235
Three years of "health check-ups" on Oregon's summer resident gray whales shows a compelling relationship between whales' overall body condition and changing ocean conditions that likely limited availability of prey for the ...
Plants & Animals
Apr 27, 2020
0
197
In the 1950s, the field of electronics began to change when the transistor replaced vacuum tubes in computers. The change, which entailed replacing large and slow components with small and fast ones, was a catalyst for the ...
Optics & Photonics
Jan 30, 2020
0
70
A new technique for continuously monitoring both the size and optical properties of individual airborne particles could offer a better way to monitor air pollution. It is especially promising for analyzing fine particulate ...
Optics & Photonics
Nov 11, 2019
0
186
Biomedical engineers at Duke University have devised a method for increasing the resolution of optical coherence tomography (OCT) down to a single micrometer in all directions, even in a living patient. The new technique, ...
Optics & Photonics
Aug 27, 2019
0
58
A new composition of germanosilicate glass created by adding zinc oxide has properties good for lens applications, according to Penn State researchers. This marks the discovery of a novel glass family.
Materials Science
Apr 3, 2019
0
160
A team of University of Maryland bioengineering researchers have developed a microscopy technique that could one day be used to improve LASIK and eliminate the "surgery" aspect of the procedure. Their findings were published ...
Optics & Photonics
Mar 12, 2019
3
291
Antireflection (AR) coatings on plastics have a multitude of practical applications, including glare reduction on eyeglasses, computer monitors and the display on your smart-phone when outdoors. Now, researchers at Penn State ...
Nanomaterials
Jan 30, 2019
2
96
Topology is an emerging field within many scientific disciplines, even leading to a Nobel Physics Prize in 2016. Leiden physicist Marcello Caio and his colleagues have now discovered the existence of topological currents ...
General Physics
Jan 14, 2019
0
357
A trio of researchers with Hunter College of the City University of New York has found that despite swimming in vastly different events, competitive swimmers tend to have the same body mass index (BMI). In their paper published ...
