Tag: techxplore
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AI identifies non-line-of-sight errors in global navigation satellite systems
AI identifies non-line-of-sight errors in global navigation satellite systems In urban environments, Global Navigation Satellite Systems (GNSS) often struggle with signal obstructions caused by tall buildings, vehicles, and other structures. These obstacles lead to Non-Line-of-Sight (NLOS) errors that cause positioning inaccuracies, which are particularly problematic for technologies like autonomous vehicles and intelligent transportation systems. Go…
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Open source system detects new varieties of cyberattacks
Open source system detects new varieties of cyberattacks Cyberattacks have become a major risk for companies and other organizations. To prevent data theft, sabotage and extortion, many companies and government agencies are turning in response to Security Information and Event Management (SIEM) systems, which use detection rules, also known as signatures, to identify cyberattacks. Go…
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Bendable electronic parts can heat up by themselves to lower the manufacturing temperature barrier
Bendable electronic parts can heat up by themselves to lower the manufacturing temperature barrier A research team has developed a technology to manufacture high-performance liquid process-based electronic parts at lower temperatures than what was previously possible by harnessing the heat of combustion generated in materials. Go to techxplore
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Elon Musk asks US court to block OpenAi’s for-profit conversion
Elon Musk asks US court to block OpenAi’s for-profit conversion Elon Musk has again asked a US court to stop ChatGPT-maker OpenAI from converting into a for-profit enterprise, CNBC reported Saturday. Go to techxplore
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Glittering dreams: India’s big push for solar power
Glittering dreams: India’s big push for solar power Vast lines of solar panels reflect the blazing sun in India’s western deserts, a dazzling ocean broken only by bristling wind turbines. Go to techxplore
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Balloon system can produce localized solar electricity for the ground below
Balloon system can produce localized solar electricity for the ground below A team of engineers and environmental scientists from Mälardalen University, in Sweden, Southwest Jiaotong University, in China and Guizhou University, also in China, has developed a balloon system for producing and delivering electricity to the ground below. Their work is published in the journal…
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Electric vehicle fires: How worried should we really be?
Electric vehicle fires: How worried should we really be? Electric vehicles (EVs) bring not just environmental promise, but also raise critical safety questions—chief among them, the fire risks posed by their lithium-ion batteries. While indispensable for powering EVs, these batteries present unique challenges, especially in confined spaces like parking garages, where the potential for fires…
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Strain engineering approach enhances performance of 2D semiconductor-based transistors
Strain engineering approach enhances performance of 2D semiconductor-based transistors The manipulation of mechanical strain in materials, also known as strain engineering, has allowed engineers to advance electronics over the past decades, for instance enhancing the mobility of charge carriers in devices. Over the past few years, some studies have tried to devise effective strategies to…
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New dome concept could advance thermal invisibility technology
New dome concept could advance thermal invisibility technology A research team from multiple institutions in China has proposed a novel concept of a thermal dome that could significantly advance the field of thermal invisibility technology. The study, published in Engineering, offers a potential solution to long-standing limitations in traditional thermal cloaking devices. Go to boat…
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Super-adhesive patches can adapt to different motions for enhanced skin interaction
Super-adhesive patches can adapt to different motions for enhanced skin interaction A research team affiliated with UNIST has unveiled an ultra-strong adhesive patch platform that adheres effectively to rough skin surfaces and shows remarkable motion adaptiveness during dynamic body movements, all while offering irritation-free removal on demand. The key to this technology lies in the…
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Engineers unveil catalyst innovations for sustainable turquoise hydrogen solutions
Engineers unveil catalyst innovations for sustainable turquoise hydrogen solutions Dr. Woohyun Kim’s research team from the Hydrogen Research Department at the Korea Institute of Energy Research (KIER) has successfully developed an innovative nickel-cobalt composite catalyst that can accelerate the production and commercialization of turquoise hydrogen. The findings are published in the journal Fuel Processing Technology.…
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Study reveals need for better documentation of web crawlers
Study reveals need for better documentation of web crawlers For the first time, CISPA researcher Aleksei Stafeev presents a study that systematizes the knowledge about tools for the automated analysis of websites, so-called web crawlers, in the field of web security measurement. Go to boat international
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Interconnected devices and security: Designing systems to guarantee integrity, data security from Internet of Things
Interconnected devices and security: Designing systems to guarantee integrity, data security from Internet of Things The progress of new technologies has allowed many of the devices and appliances in homes, offices, industries and streets to be connected to the network through the Internet of Things (IoT), improving and streamlining processes, jobs and even people’s quality…
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Cellphone outage in Denmark causes widespread disruption and hits emergency services
Cellphone outage in Denmark causes widespread disruption and hits emergency services One of Denmark’s largest cellphone networks suffered severe outages Thursday that prevented people from contacting emergency services, forced at least one hospital to reduce non-critical medical care, and prompted security services in some regions to patrol the streets in search of people in need…
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Unmasking hidden online hate: A new tool helps catch nasty comments—even when they’re disguised
Unmasking hidden online hate: A new tool helps catch nasty comments—even when they’re disguised People determined to spread toxic messages online have taken to masking their words to bypass automated moderation filters. Go to boat international
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Live in an apartment and want to charge an electric car at home? Here are four ways to help that happen
Live in an apartment and want to charge an electric car at home? Here are four ways to help that happen Being able to charge your car at home is a big drawcard for many electric vehicle buyers. But it’s rare to find chargers installed at apartment complexes in Australia. Go to boat international
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Shrinking AI for personal devices: An efficient small language model that could perform better on smartphones
Shrinking AI for personal devices: An efficient small language model that could perform better on smartphones Large language models (LLMs), such as Open AI’s renowned conversational platform ChatGPT, have recently become increasingly widespread, with many internet users relying on them to find information quickly and produce texts for various purposes. Yet most of these models…
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When asked to build web pages, LLMs found to include manipulative design practices
When asked to build web pages, LLMs found to include manipulative design practices A team of computer scientists at Technical University of Darmstadt, working with a colleague from the University of Glasgow, and another from Humbold University of Berlin, has found evidence via experiments they ran, that when asked to build a web page, LLMs…
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Earning money while making power grid more stable—energy consumers can have key role in supporting grid flexibility
Earning money while making power grid more stable—energy consumers can have key role in supporting grid flexibility By providing flexibility services to renewable energy systems, consumers can both help in balancing power grids and receive financial benefits. Hosna Khajeh’s doctoral dissertation from the University of Vaasa, Finland, introduces new methods that enable the efficient utilization…
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Brazil’s top court takes on regulation of social media
Brazil’s top court takes on regulation of social media Brazil’s Supreme Court on Wednesday started examining four cases that turn on how far social media should be regulated, and what responsibilities platforms have in cracking down on illegal content. Go to boat international
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Retrieve-Revise-Refine: A novel framework for retrieval of concise entailing legal articles
Retrieve-Revise-Refine: A novel framework for retrieval of concise entailing legal articles Artificial intelligence (AI) continues to redefine the boundaries of legal technology, offering to automate advanced tasks such as legal question answering and consultation. In the domain of statute law, a particular challenge is the task of retrieving the concise set of entailing legal articles…
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Is using AI tools innovation or exploitation? Three ways to think about the ethics
Is using AI tools innovation or exploitation? Three ways to think about the ethics Artificial intelligence can be used in countless ways—and the ethical headaches it raises are countless, too. Go to boat international
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Using AI to turn sound recordings into accurate street images
Using AI to turn sound recordings into accurate street images Using generative artificial intelligence, a team of researchers at The University of Texas at Austin has converted sounds from audio recordings into street-view images. The visual accuracy of these generated images demonstrates that machines can replicate human connection between audio and visual perception of environments.…
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Multilingual and open source: OpenGPT-X research project releases large language model
Multilingual and open source: OpenGPT-X research project releases large language model The large language model of the OpenGPT-X research project is now available for download on Hugging Face: “Teuken-7B” has been trained from scratch in all 24 official languages of the European Union and contains 7 billion parameters. Go to boat international
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Protective TiO₂ layer enhances longevity of photoelectrodes used in solar hydrogen production
Protective TiO₂ layer enhances longevity of photoelectrodes used in solar hydrogen production The commercialization of solar green hydrogen production technology is nearing realization, thanks to the development of a novel protective material that significantly enhances the longevity of photoelectrodes, the key component of the technology. Go to boat international
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Navigating the opt-in maze: Balancing transparency and persuasion in data consent
Navigating the opt-in maze: Balancing transparency and persuasion in data consent In the digital age, personal data is hugely valuable. Companies are eager to access this data, but regulations like the EU’s General Data Protection Regulation (GDPR) require users’ explicit consent. What GDPR doesn’t specify, however, is how firms should ask for that consent. Some…
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Biden administration to loan $6.6B to EV maker Rivian to build Georgia factory that automaker paused
Biden administration to loan $6.6B to EV maker Rivian to build Georgia factory that automaker paused President Joe Biden’s administration announced Tuesday that the U.S. Department of Energy will make a $6.6 billion loan to Rivian Automotive to build a factory in Georgia that had stalled as the startup electric vehicle maker struggled to become…
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Intelligent swarm: Working in a team is also relevant for drones
Intelligent swarm: Working in a team is also relevant for drones Uncrewed aerial vehicles (UAVs), commonly known as drones, are omnipresent and have grown in popularity due to their wide potential use in many civilian sectors. Equipped with sophisticated sensors and communication devices, drones can potentially form a multi-UAV system, also called a swarm. Go…
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Oxide dispersion-strengthened FeCrAl alloys endure liquid metal flow at 600°C, resembling a fusion blanket environment
In a study published in the journal Corrosion Science, researchers explored protective coatings to advance corrosion resistance in fusion reactors. They tested α-Al2O3 oxide layers on oxide dispersion-strengthened (ODS) alloys in a high-temperature, flowing lithium-lead environment. Bare ODS alloys formed a durable γ-LiAlO2 layer in situ, which suppressed further corrosion.
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Ultra-fast charging lithium-sulfur battery is capable of powering long-haul EVs and commercial drones
Monash University engineers have developed an ultra-fast charging lithium-sulfur (Li-S) battery, capable of powering long-haul EVs and commercial drones.
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Compact LCOS microdisplay uses fast CMOS backplane for high-speed light modulation
Researchers from the Fraunhofer Institute for Photonic Microsystems IPMS, in collaboration with HOLOEYE Photonics AG, have developed a compact LCOS microdisplay with high refresh rates that enables improved optical modulation. This innovative microdisplay will be presented for the first time at the 31st International Display Workshops (IDW 2024) held Dec. 4–6 in Sapporo, Japan.
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US-Google face off as ad tech antitrust trial comes to close
Google and the US government faced off in a federal court on Monday, as each side delivered closing arguments in a case revolving around the technology giant’s alleged unfair domination of online advertising.
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Hydrogen-bonding additives enhance both performance and stability of solar cells
A recent collaboration has led to the development of a technique to drastically enhance the performance of perovskite solar cells using hydrogen-bonding additives. This research demonstrates that hydrogen bonding can extend the lifespan of solar cell materials while simultaneously achieving improved efficiency and stability.
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Scammers exploit tiny typos to trick people into sending money to their crypto wallets
A team of cybersecurity researchers at Stony Brook University has uncovered a new way for scammers to steal from unsuspecting cryptocurrency users. They have posted a paper to the arXiv preprint server describing the new crypto scam and how users can protect themselves.
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Australia ditches plans to fine tech giants for misinformation
Australia has ditched plans to fine social media companies if they fail to stem the spread of misinformation, the country’s communications minister said Sunday.
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Cheers, angst as US nuclear plant Three Mile Island to reopen
The planned reopening of the Three Mile Island nuclear plant is praised as a boon for Pennsylvania and a boost for AI, but it is loathed by residents still haunted by a near-catastrophic meltdown there in 1979.
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Science fiction stories allow us to explore what we want and what we reject with AI
Science fiction has long been a window into possible futures, often anticipating technological advancements and societal shifts with surprising accuracy.
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What forcing Google to sell Chrome could mean
US antitrust lawyers are calling on a judge to force the sale of Google’s Chrome browser to limit the company’s market clout in a move that would shake up the internet giant.
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Real-world experiments identify main barriers to smartphone-based augmented reality in indoor settings
Smartphone-based augmented reality, in which visual elements are overlaid on the image of a smartphone camera, are extremely popular apps. These apps allow users to see how furniture would look in their house, or navigate maps better, or to play interactive games. The global phenomenon Pokémon GO, which encourages players to catch digital creatures through…
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Engineered additive makes low-cost renewable energy storage a possibility
Solar and wind are quickly transforming the energy landscape—but if we are to realize the full potential of these intermittent, renewable energy sources, we’ll need safe, affordable batteries capable of storing it.
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An innovative no-code prototype to automate design structure matrix generation
A design structure matrix (DSM) is a visual analysis tool used for system modeling. Simple and concise, it uses an NxN square matrix to represent the relationships between N system elements. Data collection for DSM generation is traditionally done via surveys and interviews, but because these require domain experts and a lot of hours or…
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3D-printing advance mitigates three defects simultaneously for failure-free metal parts
Madison engineers have found a way to simultaneously mitigate three types of defects in parts produced using a prominent additive manufacturing technique called laser powder bed fusion.
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Maintaining bridge safety with a digital sensing-based monitoring system
Korea Institute of Civil Engineering and Building Technology developed a smart monitoring system that applies digital sensing technology to maintain and manage small- and medium-sized aging bridges.
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Microsoft collaboration develops DroidSpeak for better communication between LLMs
A team of computer engineers and AI specialists at Microsoft, working with a pair of colleagues from the University of Chicago, has led to the development of a new language that allows LLMs to speak with one another more efficiently. The group has posted a paper outlining the ideas behind the new language, how it…
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Researchers train AI to detect foreign interference online
Modern technologies like social media are making it easier than ever for enemies of the United States to emotionally manipulate U.S. citizens.
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Distractions significantly delay remote drivers’ reaction time
Distractions slow the reaction time of automated vehicle remote drivers by over five seconds, new research has shown.
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Protective coating significantly extends perovskite solar cell life
Northwestern University scientists have developed a new protective coating that significantly extends the life of perovskite solar cells, making them more practical for applications outside the lab.
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Microsoft targets Egyptian linked to DIY phishing kits
Microsoft announced Thursday it has seized 240 fraudulent websites tied to an Egyptian cybercrime operation that sold do-it-yourself phishing kits used to steal user credentials and bypass security measures.
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Ultrasonic method aids bridge safety monitoring
Reinforced concrete structures are subjected to significant loads. These structures must endure the weight and vibrations from high-speed and freight trains, as well as the forces acting on high-rise buildings. Therefore, it is crucial to regularly inspect the entire structure and assess the condition of the building material.