The avalanche multiplication effect can be used to detect low-power optical signals and even single photons due to the amplification mechanism within all main ranges: near- (NIR), short- (SWIR), mid- (MWIR) and long wavelength ...
Optics & Photonics
Sep 4, 2023
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1
Electro-optic modulators (EOMs) are cardinal elements in the optical communication networks that control the amplitude, phase and polarization of a light via external electric signals. Aiming to realize ultracompact and high-performance ...
Optics & Photonics
Aug 23, 2023
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2
A telecommunications fiber optic cable deployed offshore of Oliktok Point, Alaska recorded ambient seismic noise that can be used to finely track the formation and retreat of sea ice in the area, researchers report in The ...
Earth Sciences
Aug 9, 2023
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50
Is it possible that in most measurements in the field of life sciences, important interactions remain hidden inside the cell or at the cell surface? This question has puzzled the team of laser- and bio-physicist Prof. Dr. ...
Cell & Microbiology
Jul 14, 2023
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13
The data centers and high-performance computers that run artificial intelligence programs, such as large language models, aren't limited by the sheer computational power of their individual nodes. It's another problem—the ...
Optics & Photonics
Jun 29, 2023
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48
An optical isolator developed at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) could drastically improve optical systems for many practical applications.
Optics & Photonics
Jun 29, 2023
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166
Last year, scientists drove up Mauna Loa volcano on Hawai'i, aimed a laser at a reflector positioned on Haleakala peak on Maui, and beamed rapid pulses of laser light through 150 kilometers of turbulent air. While the pulses ...
General Physics
Jun 21, 2023
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31
Modern-day technologies like optical computing, integrated photonics, and digital holography require light signals to be manipulated in three dimensions. To achieve this, it is necessary to be able to shape and guide the ...
Optics & Photonics
Apr 22, 2023
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358
Effective, accurate and quick ways to screen and sort microbes are in short supply. Most methods available now rely on additional labeling steps to sort bacteria, which are typically time-consuming and cannot work well for ...
Cell & Microbiology
Apr 14, 2023
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22
Integrated photonics is making strides towards hosting an increasing range of functionalities on a chip. Examples include information processing and computation as well as optical sensing and ranging applications. This has ...
Optics & Photonics
Apr 4, 2023
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