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469 notícias encontradas para "elect"
Secure glass containers for storing chemical waste through laser welding
Secure glass containers for storing chemical waste through laser welding
As the adoption of electric vehicles continues to grow, so does the need for the safe and permanent storage of battery materials and industrial chemical waste. Certain waste streams require disposal in what are known as Category IV landfills, which impose particularly stringent r
Drawing the line: Virtual fences trigger the same cattle behavior as physical ones
Drawing the line: Virtual fences trigger the same cattle behavior as physical ones
Virtual fences could make managing grazing livestock on farms more flexible and more efficient while improving animal welfare. A new study by the University of Göttingen shows that virtual fences trigger behavior in cattle similar to that caused by conventional electric fences, i
Machine learning calibration of biosensors for microcystin toxin monitoring in freshwater
Machine learning calibration of biosensors for microcystin toxin monitoring in freshwater
Portable screen-printed carbon electrode (SPCE) biosensors offer a rapid, low-cost way to detect microcystin-lysine-arginine (MC-LR), an extremely potent toxin produced by cyanobacteria during harmful algal blooms in freshwater. Even at low concentrations, MC-LR can damage the li
Banned chemicals continue to endanger environmental health in the Middle East and North Af
Banned chemicals continue to endanger environmental health in the Middle East and North Af
In a study recently published in the journal Environmental Research, scientists from the University of Sharjah have drawn renewed attention to contamination by polybrominated diphenyl ethers (PBDEs), a class of man-made chemicals formerly used as flame retardants in a wide range
Computer-guided electricity rapidly transforms flat nanofilms into 3D shapes on demand
Computer-guided electricity rapidly transforms flat nanofilms into 3D shapes on demand
Researchers at Nagoya University in Japan have developed a method to form dome-shaped bumps on nanofilms in water using a computer-guided electron beam. The bumps form within 10 seconds and can be flattened, reshaped or repositioned as needed.
Weather tracker: Unusually warm rivers affect French nuclear power plants
Weather tracker: Unusually warm rivers affect French nuclear power plants
High temperatures and below average rainfall put pressure on waterways used to cool reactorsAbove average temperatures combined with below average rainfall across much of western and central Europe during June and the first half of July have placed increasing pressure on rivers,
New 3D thermal cloak hides objects from heat in any direction
New 3D thermal cloak hides objects from heat in any direction
Researchers have designed and built the first 3D device that can make objects invisible to heat, an advance that could transform how we protect sensitive electronics, manage heat in microchips and shield equipment from thermal detection.
New imaging method reveals how electric fields reshape ferroelectric materials
New imaging method reveals how electric fields reshape ferroelectric materials
New research is shedding light on longstanding debates over the behavior of ferroelectric materials when those materials are exposed to electric fields. The findings stem from the use of a novel technique that allows researchers to observe the real-time behavior of domain walls i
Floating-electron catalyst withstands week in air while making ammonia under milder condit
Floating-electron catalyst withstands week in air while making ammonia under milder condit
A surface electrene, BaSiN2:O, developed by researchers at Science Tokyo enables efficient ammonia synthesis under mild conditions while overcoming the long-standing air instability of electrene materials. Synthesized by doping barium silicon nitride with oxygen, the material for
AI-powered electronic nose can distinguish tens of thousands of odors
AI-powered electronic nose can distinguish tens of thousands of odors
A research team has presented a roadmap for developing an "artificial olfactory system" that detects odors like the human nose and analyzes them using artificial intelligence (AI) by leveraging metal-organic frameworks (MOFs). The team systematically organized and reviewed key re
Researchers define new frontier in quantum materials
Researchers define new frontier in quantum materials
Researchers at City College of New York physicist Vinod M. Menon's Laboratory for Nano and Micro Photonics (LaNMP) have outlined an emerging frontier in quantum materials: atomically thin systems in which light, magnetism and electric charge are strongly intertwined. This rapidly
For time-critical events: NINJA prepares for first on-sky observations
For time-critical events: NINJA prepares for first on-sky observations
This summer, Subaru Telescope will welcome a new near-infrared spectrograph, NINJA, for its first on-sky engineering observations. NINJA is a new spectrograph designed for time-critical observations of rapidly evolving cosmic events, such as the electromagnetic counterparts of gr