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Efficient calibration of wavelength-dependent transmission through optical multimode fiber

Researchers at the Wellman Center for Photomedicine have demonstrated that wavelength-dependent changes in the spatial distribution of light transmitted through a multimode optical fiber are not random but highly predictable......»»

Category: topSource:  physorgFeb 2nd, 2023

Taiwan Makes the Majority of the World’s Computer Chips. Now It’s Running Out of Electricity

Highly dependent on imported fossil fuels, soon to shutter its last nuclear plant, and slow to build out renewables, the world’s largest producer of advanced computer chips is heading toward an energy crunch......»»

Category: gadgetSource:  wiredRelated NewsOct 7th, 2024

NASA can now talk to its spacecraft using lasers

NASA's Deep Space Optical Communications test has completed its first phase, showing that laser communications in space are possible and faster than radio......»»

Category: topSource:  digitaltrendsRelated NewsOct 5th, 2024

NASA can talk to its spacecraft using lasers now

NASA's Deep Space Optical Communications test has completed its first phase, showing that laser communications in space are possible and faster than radio......»»

Category: topSource:  digitaltrendsRelated NewsOct 5th, 2024

Google (probably) made your internet faster

A new report shows that when Google Fiber enters a market, it boosts overall internet speeds for all providers, driving competitors to enhance their services......»»

Category: topSource:  digitaltrendsRelated NewsOct 4th, 2024

Stellantis hybrid sales in Europe constrained by transmission supply, Carlos Tavares says

The ramp-up of a dual-clutch transmission at factories in Italy and France is holding back sales of models with Stellantis' new 48-volt hybrid powetrain, which can cut emissions by up to 25 percent, CEO Carlos Tavares said......»»

Category: topSource:  autonewsRelated NewsOct 4th, 2024

Electricity-driven catalyst offers climate-neutral methane production

Researchers at the University of Bonn and University of Montreal have developed a new type of catalyst and used it in their study to produce methane out of carbon dioxide and water in a highly efficient way using electricity. Methane can be used, for.....»»

Category: topSource:  physorgRelated NewsOct 4th, 2024

Hexagonal magnetic defects could lead to energy-efficient neuromorphic computing

Artificial intelligence applications are experiencing a boom and expected to be mainstream technologies in the near future. However, these applications run on classic computing hardware and are extremely power-hungry......»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

NASA"s laser comms demo makes deep space record, completes first phase

The Deep Space Optical Communications tech demo has completed several key milestones, culminating in sending a signal to Mars' farthest distance from Earth......»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

Logic with light: Introducing diffraction casting, optical-based parallel computing

Increasingly complex applications such as artificial intelligence require ever more powerful and power-hungry computers to run. Optical computing is a proposed solution to increase speed and power efficiency but has yet to be realized due to constrai.....»»

Category: topSource:  physorgRelated NewsOct 3rd, 2024

Quantum research paves the way toward efficient, ultra-high-density optical memory storage

As our digital world generates massive amounts of data—more than 2 quintillion bytes of new content each day—yesterday's storage technologies are quickly reaching their limits. Optical memory devices, which use light to read and write data, offer.....»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

Titan Submersible Hearings Spotlight Multiple Issues With Its Carbon Fiber Hull

Testimony identifies manufacturing defects and problems following an earlier dive and reveals that OceanGate conducted no testing or remedial work despite concerns with the hull......»»

Category: gadgetSource:  wiredRelated NewsOct 2nd, 2024

Developing novel chiral capsule tools for advanced optical technologies

Chirality is an essential property in biology; the molecular building blocks of some of the most important biological structures, including DNA and proteins, are chiral. When a molecule is said to be chiral, it means that it is distinguishable from i.....»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

Influence of a black hole"s spin: First evidence of precession in ultraluminous accretion disks

Gas swirls around a black hole due to its intense gravity, forming an accretion disk. These accretion disks, being among the most efficient energy conversion mechanisms in the universe, emit light and plasma jets. When a black hole spins on its axis,.....»»

Category: topSource:  physorgRelated NewsOct 2nd, 2024

How Android Users Can Minimize Blue Light’s Effects on Eye Health

As smartphones become increasingly essential for school, work, and daily life, individuals utilize mobile operating systems like Android for more efficient research, communication, and overall connectivity.  In fact, a report reveals that Android co.....»»

Category: asiaSource:  phandroidRelated NewsOct 2nd, 2024

Targeted grazing can be a successful, low-cost method to manage cheatgrass when timed properly

Targeted livestock grazing is a successful and cost-efficient method to manage cheatgrass in the U.S. western Great Plains when timed to coincide with cheatgrass growth rather than based solely on the time of year, according to a recent study publish.....»»

Category: topSource:  physorgRelated NewsOct 1st, 2024

McLaren reveals 1,275-hp W1, its fastest production car

The $2 million-plus halo model bristles with new tech including a lightweight plug-in hybrid system, bespoke carbon-fiber monocoque and slippery bodywork......»»

Category: topSource:  autonewsRelated NewsOct 1st, 2024

Headband-like device uses speckle contrast optical spectroscopy to predict stroke risk

A team of researchers from the Keck School of Medicine of USC and California Institute of Technology (Caltech) have developed a potential new way to measure a person's stroke risk that is cost-effective and noninvasive, akin to a cardiac stress test......»»

Category: topSource:  physorgRelated NewsSep 30th, 2024

New copper metal-organic framework nanozymes enable intelligent food detection

Nanozymes have high catalytic activity, high stability and high adaptability, and have become a new sensitive material for building sensors in the field of detection. Designing and preparing efficient nanozymes and promotion of their application in f.....»»

Category: topSource:  physorgRelated NewsSep 30th, 2024

UPDF: The first AI PDF tool for Mac, iOS, and iPad that converts PDFs to mind maps

As AI continues to embed itself into our everyday lives and, now, Apple getting into the AI game with Apple Intelligence, the need for more intelligent, efficient tools is growing. With so much data to process, especially in PDFs, finding a solution.....»»

Category: topSource:  theglobeandmailRelated NewsSep 29th, 2024

Observations explore the nature of transitional millisecond pulsar PSR J1023+0038

Using the Gran Telescopio Canarias (GTC), astronomers from Italy and Spain have carried out high-temporal-resolution optical spectroscopic observations of a transitional millisecond pulsar designated PSR J1023+0038. Results of the observational campa.....»»

Category: topSource:  physorgRelated NewsSep 28th, 2024