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
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 19, 2023
3
637
Researchers have developed a way to use laser light to pull a macroscopic object. Although microscopic optical tractor beams have been demonstrated before, this is one of the first times that laser pulling has been used on ...
Optics & Photonics
Jan 11, 2023
0
722
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
Scientists are increasingly studying quantum entanglement, which occurs when two or more systems are created or interact in such a manner that the quantum states of some cannot be described independently of the quantum states ...
Optics & Photonics
Jan 3, 2023
0
545
3D holograms from your phone, television, or favorite droid have been promised for decades but, despite being of great interest, have yet to materialize. The applications for them are far-reaching, particularly in the medtech ...
Optics & Photonics
Dec 19, 2022
0
11
How does your phone know it's you when you use facial recognition to unlock it? An array of tiny lasers light up your face, and your phone uses the reflection to construct a 3D model—not unlike a topographical map of your ...
Optics & Photonics
Dec 12, 2022
0
9
Physicists from TU Delft have developed a three-in-one microscope in which a light beam, electron beam and ion beam work together to precisely cut out specific slices from biological samples.
Biotechnology
Dec 7, 2022
0
11
In a scene from "Star Wars: Episode IV—A New Hope," R2D2 projects a three-dimensional hologram of Princess Leia making a desperate plea for help. That scene, filmed more than 45 years ago, involved a bit of movie magic—even ...
Optics & Photonics
Nov 28, 2022
0
243
The fine structure constant is one of the most important natural constants of all. At TU Wien, a remarkable way of measuring it has been found—it shows up as a rotation angle.
General Physics
Nov 21, 2022
3
332
