Researchers have developed a compact and lightweight single-photon airborne lidar system that can acquire high-resolution 3D images with a low-power laser. This advance could make single-photon lidar practical for air and ...
Optics & Photonics
13 hours ago
0
115
Extremely short pulses of laser light with a peak power of 6 terawatts (6 trillion watts)—roughly equivalent to the power produced by 6,000 nuclear power plants—have been realized by two RIKEN physicists. This achievement ...
Optics & Photonics
Apr 16, 2024
0
412
Researchers have explained the mechanisms behind a counterintuitive phenomenon: Making a phase transition effective requires less energy if it is initiated by two pulses of light instead of just one. The energy needed to ...
Condensed Matter
Apr 11, 2024
0
161
One of the most fundamental interactions in physics is that of electrons and light. In an experiment at Goethe University Frankfurt, scientists have now managed to observe what is known as the Kapitza-Dirac effect for the ...
Optics & Photonics
Apr 3, 2024
0
176
A flat sheet of atoms can act as a kind of antenna that absorbs light and funnels its energy into carbon nanotubes, making them glow brightly. This advance could aid the development of tiny future light-emitting devices that ...
Nanomaterials
Mar 22, 2024
0
1394
When we make roads, houses or farmland, we often find large old trees in the way. Our response is often to lop off offending branches or even cut the tree down.
Plants & Animals
Mar 14, 2024
1
4
In massive particle accelerators, sub-atomic particles (like electrons) are sped up to super-high speeds comparable to the speed of light towards a target surface. The collision of accelerated sub-atomic particles gives rise ...
Optics & Photonics
Mar 13, 2024
0
10
New research is shaking up what we know about Idaho earthquakes and the faults that cause them as scientists try to better understand the state's seismic activity.
Earth Sciences
Mar 7, 2024
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5
An increasing number of seismologists are using fiber optic cables to detect seismic waves on Earth—but how would this technology fare on the moon, and what would it tell us about the deep layers of our nearest neighbor ...
Space Exploration
Feb 29, 2024
0
21
A team of researchers from the Max Born Institute in Berlin has, for the first time, demonstrated attosecond-pump attosecond-probe spectroscopy (APAPS) at a repetition rate of 1 kilohertz. This became possible by the development ...
Optics & Photonics
Feb 22, 2024
0
43
