Search results for error detection

Optics & Photonics Apr 11, 2024

A compact metasurface array-based system for single-shot spectroscopic ellipsometry measurement

Spectroscopic ellipsometry is widely adopted in semiconductor processing, such as in the manufacturing of integrated circuits, flat display panels, and solar cells. However, a conventional spectroscopic ellipsometer, as shown ...

Bio & Medicine Apr 8, 2024

New diagnostic tool achieves accuracy of PCR tests with faster and simpler nanopore system

Over the past four years, many of us have become accustomed to a swab up the nose to test for COVID-19, using at-home rapid antigen tests or the more accurate clinic-provided PCR tests with a longer processing time. Now a ...

Quantum Physics Apr 5, 2024

Quantinuum quantum computer using Microsoft's 'logical quantum bits' runs 14,000 experiments with no errors

A team of computer engineers from quantum computer maker Quantinuum, working with computer scientists from Microsoft, has found a way to greatly reduce errors when running experiments on a quantum computer. The combined group ...

Optics & Photonics Apr 2, 2024

Classical optical neural network exhibits 'quantum speedup'

In recent years, artificial intelligence technologies, especially machine learning algorithms, have made great strides. These technologies have enabled unprecedented efficiency in tasks such as image recognition, natural ...

Quantum Physics Apr 2, 2024

100 kilometers of quantum-encrypted transfer

Researchers at DTU have successfully distributed a quantum-secure key using a method called continuous variable quantum key distribution (CV QKD). The researchers have managed to make the method work over a record 100 km ...

Earth Sciences Mar 26, 2024

New computational technique enhances accuracy of measurements in nuclear geoscience

Conventional nuclear measurement techniques, such as Monte Carlo simulations, are known for their extensive computational demands and prolonged processing times, especially when applied to unconventional reservoirs characterized ...

Earth Sciences Mar 19, 2024

Frequency of heat days may be systematically underestimated in many studies

Many studies on the climate crisis focus on researching temperature extremes on a global scale. Scientists at the University of Vienna have now uncovered an error in an established calculation method, leading to a systematic ...

Quantum Physics Mar 19, 2024

Cracking the quantum code: Simulations track entangled quarks

Today, the word "quantum" is everywhere—in company names, movie titles, even theaters. But at its core, the concept of a quantum—the tiniest, discrete amount of something—was first developed to explain the behavior ...

Ecology Mar 13, 2024

Forest management research: Unveiling understory saplings with advanced airborne LiDAR technology

The regeneration of forest saplings is pivotal for maintaining biodiversity and ecosystem productivity, necessitating innovative management techniques for continuous forest coverage. Traditional 2-dimensional remote sensing ...

Plants & Animals Mar 13, 2024

High-resolution imagery advances the ability to monitor decadal changes in emperor penguin populations

Emperor penguin populations have been exceedingly difficult to monitor because of their remote locations and because individuals form breeding colonies on seasonal sea ice fastened to land (known as fast ice) during the dark ...

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