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Optics & Photonics Feb 28, 2024

Researchers develop world-leading microwave photonics chip for high-speed signal processing

A research team led by Professor Wang Cheng from the Department of Electrical Engineering (EE) at City University of Hong Kong (CityUHK) has developed a world-leading microwave photonic chip that is capable of performing ...

Optics & Photonics Feb 15, 2024

Study shows promise of transceiver-based sensing for active monitoring of fiber networks

Researchers have successfully used a coherent transceiver prototype to detect polarization changes that preceded a cable break in a live network. The work, which is one of the first demonstrations of field-based measurements ...

Space Exploration Aug 20, 2023

One giant step: Moon race heats up

India's bid to become the first nation to land a spacecraft on the Moon's south pole neared its conclusion on Wednesday, the latest lunar push that has drawn in the world's top powers and new players.

Space Exploration Aug 10, 2023

One giant step: Moon race hots up

Russia's plan to launch its lunar lander on Friday is the latest in an international push to return to the Moon that includes the world's top powers but also new players.

Optics & Photonics Jan 20, 2023

Scientists perform real-time environmental sensing over 524 kilometers of live aerial fiber

In a new field trial, researchers show that a real-time coherent transceiver prototype can be used for continuous sensing over a 524-km live network aerial fiber wound around high-voltage power cables suspended from outdoor ...

Optics & Photonics Sep 21, 2022

Researchers demonstrate chemically sensitive LiDAR method

Researchers have developed a new laser-based technique that can simultaneously perform LiDAR and remote chemical measurements. LiDAR, which stands for light detection and ranging, uses a laser to measure distances, or ranges. ...

Optics & Photonics Apr 22, 2022

Advanced digital signal processing for ultra-high-capacity optical transmission

Today's society generates ever more internet data traffic for applications such as ultra-high-definition video, cloud services and 5G mobile connections. This decades-long continual exponential growth of data traffic has ...

Space Exploration Nov 5, 2021

NASA, Intuitive Machines announce landing site location for lunar drill

In late 2022, NASA will send an ice-mining experiment attached to a robotic lander to the lunar South Pole on a ridge not far from Shackleton crater—a location engineers and scientists have assessed for months. NASA and ...

Space Exploration Mar 9, 2021

One giant step: Moon race hots up

As Russia and China sign a deal for a shared lunar space station, we look at the new race to the Moon with Nokia even working with NASA to give it a 4G network.

Nanomaterials Feb 11, 2021

Wafer-scale production of graphene-based photonic devices

Our world needs reliable telecommunications more than ever before. However, classic devices have limitations in terms of size and cost and, especially, power consumption—which is directly related to greenhouse emissions. ...

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