Scientists at EPFL and IBM have developed a new type of laser that could have a significant impact on optical ranging technology. The laser is based on a material called lithium niobate, often used in the field of optical ...
Optics & Photonics
Mar 15, 2023
0
86
In a new study, researchers at the Indian Institute of Science (IISc) show how a brain-inspired image sensor can go beyond the diffraction limit of light to detect miniscule objects such as cellular components or nanoparticles ...
Nanophysics
Feb 21, 2023
0
42
It's not at every university that laser pulses powerful enough to burn paper and skin are sent blazing down a hallway. But that's what happened in UMD's Energy Research Facility, an unremarkable looking building on the northeast ...
Optics & Photonics
Jan 20, 2023
0
187
Rydberg atoms and molecules are characterized by having one or more electrons in highly excited bound states. Such atoms and molecules are said to be in "Rydberg states" and are also called "hollow" atoms and molecules. Rydberg ...
Optics & Photonics
Jan 11, 2023
0
181
If scientists want to push the boundaries of, say, an X-ray laser, they may need to create some new technology. But occasionally there's no need to reinvent the wheel. Instead, scientists simply come up with a new way to ...
Optics & Photonics
Dec 6, 2022
0
596
While advances in machine learning over the past decade have made significant impacts in applications such as image classification, natural language processing and pattern recognition, scientific endeavors have only just ...
Optics & Photonics
May 26, 2021
0
17
Chemical reactions, such as those that occur when charging and discharging a battery, take place primarily on surfaces and at interfaces. While it is very easy to study the macroscopic products of a reaction, it has so far ...
Optics & Photonics
May 20, 2021
0
24
In the first study of its kind, published by Nature Communications, an international team of researchers led by the University of Surrey has proven the existence of the fabled multi-photon Fano effect in an experiment.
Optics & Photonics
Feb 10, 2021
0
131
Using a new method, physicists at the Heidelberg Max Planck Institute for Nuclear Physics have investigated the ultrafast fragmentation of hydrogen molecules in intense laser fields in detail. They used the rotation of the ...
General Physics
Nov 2, 2020
0
64
In science fiction, firing powerful lasers looks easy—the Death Star can just send destructive power hurtling through space as a tight beam. But in reality, once a powerful laser has been fired, care must be taken to ensure ...
Optics & Photonics
Aug 21, 2020
0
207
