Picking up the statistics of good vibrations in Brillouin-Mandelstam scattering
Experiments with single-photon detectors have revealed surprising statistics of light created via interactions with high-frequency sound waves.
Experiments with single-photon detectors have revealed surprising statistics of light created via interactions with high-frequency sound waves.
Optics & Photonics
Nov 8, 2023
0
5
From monitoring concentrations of greenhouse gases to detecting COVID in the breath, laser systems known as frequency combs can identify specific molecules as simple as carbon dioxide and as complex as monoclonal antibodies ...
Optics & Photonics
Oct 30, 2023
0
88
University of Otago physicists have used a small glass bulb containing an atomic vapor to demonstrate a new form of antenna for radio waves. The bulb was "wired up" with laser beams and could therefore be placed far from ...
Optics & Photonics
Oct 18, 2023
4
397
Microcombs can help us discover planets outside our solar system and track new diseases in our bodies. But current microcombs are inefficient and unable to reach their full potential. Now, researchers at Chalmers University ...
Optics & Photonics
Sep 20, 2023
0
25
Researchers have shown that dissipative Kerr solitons (DKSs) can be used to create chip-based optical frequency combs with enough output power for use in optical atomic clocks and other practical applications. The advance ...
Optics & Photonics
Aug 29, 2023
0
27
The potential of an ultrafast form of transmission electron microscopy to measure sound waves in nanostructures has been demonstrated by three RIKEN physicists. This could help realize a high-resolution imaging method that ...
Nanophysics
Aug 1, 2023
0
688
Since the conception of the laser frequency comb in the late 1990s, it has revolutionized the precise measurement of frequency and time. Beyond their initial use in optical clocks and precision spectroscopy, optical frequency ...
Optics & Photonics
Jul 27, 2023
0
1
Many of the biological materials that researchers are most interested in studying, including those associated with major diseases, don't lend themselves to the conventional methods that researchers typically use to probe ...
Biochemistry
May 24, 2023
0
45
The first-time detection of Gravitational Waves (GW) by researchers at the Laser Interferometer Gravitational-wave Observatory (LIGO) in 2015 triggered a revolution in astronomy. This phenomenon consists of ripples in spacetime ...
Astronomy
May 9, 2023
0
66
High-frequency light is useful. The higher the frequency of light, the shorter its wavelength—and the shorter the wavelength, the smaller the objects and details the light can be used to see.
Nanophysics
Apr 27, 2023
0
16