Articles tagged with Fuel
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Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
The Argonne-developed Diesel DeNOx Catalyst can reduce nitrogen oxide emissions from diesel-fueled engines by 95-100 percent. The technology uses inexpensive metals and diesel fuel as a reductant, making it economical to produce and use.
Scientists have created a new generation of nanomotors that are up to 10 times more powerful than existing motors, with top speeds reaching 94-200 micrometers per second. The innovation uses carbon nanotubes to boost the speed and efficiency of the motors.
Researchers have developed a cubic-meter-scale antineutrino detector that can quickly and precisely monitor the operational status and thermal power of nuclear reactors over hour-to-month-time scales. This new tool provides a direct measurement of reactor performance, enabling nonproliferation efforts by detecting fissile material inve...
A team of researchers from INL and partner institutions has successfully improved coated-particle nuclear fuel performance by reaching a burnup of 9% without any fuel failure. The breakthrough increases the efficiency of the reactor system, reducing fuel requirements and waste generation.
Nectar-feeding bats have the highest metabolic costs among mammals, requiring them to fuel up directly from sugary nectars. This direct metabolism method saves energy by avoiding storage conversions, but also makes them highly vulnerable to environmental changes affecting their food supply.
A UCLA study suggests that lactate may be a key fuel for the brain after traumatic injury, potentially replacing glucose. Researchers found that the brain takes up and utilizes lactate more than at any other time after injury, making it a faster and more efficient source of energy.
The new Georgia Tech satellite engine uses solar power and fine-tuned exhaust velocity to reduce fuel consumption by up to 40 percent. This allows for more payload in orbit and potentially lower launch costs.
New measurements reveal that traditional cook stoves produce twice as much smoke particles as previously thought, leading to a significant impact on global climate change. The researchers found that these dark particles have a climate warming effect due to their ability to absorb solar energy and heat the atmosphere.
The Stagnation Point Reverse Flow Combustor reduces NOx and CO emissions by burning fuel in low-temperature reactions, eliminating high-temperature pockets. The design can be adapted for various applications, including aircraft engines and power-generating gas turbines.
Researchers at Purdue University have developed a new nuclear fuel that conducts heat better than conventional fuels, promising to be safer and last longer. The fuel is made by interlacing uranium oxide with beryllium oxide, which increases thermal conductivity by 50%, reducing the risk of catastrophic accidents and allowing for more e...
Researchers propose Assured Nuclear Fuel Services Initiative (ANSFI) to provide nuclear fuel services to countries without enrichment capabilities. The initiative aims to prevent proliferation by making it economically attractive for countries to join, reducing the risk of weapons development.
A team of researchers from Penn State University has developed a bacteria-driven cell that produces hydrogen for fuel while simultaneously cleaning wastewater. The innovation utilizes a microbial fuel cell to harness the power of microorganisms to generate electricity and purify water.
Termite guts have been found to convert cellulose into ethanol, a potential solution for the world's energy supply and storage problems. Chu believes that biology can be used as a solution to pressing environmental issues.
Researchers at Georgia Institute of Technology have developed aerodynamic improvements and flow control techniques that can reduce fuel consumption in heavy trucks by as much as 11-12 percent. The technologies, inspired by systems originally developed for jet aircraft wings, also enhance braking and directional control, potentially imp...
Solid fuel particles may be a safer alternative to gaseous fuels for use in hazardous environments on Earth, as they burn more efficiently in microgravity. Researchers used the NASA 'Vomit Comet' aircraft to simulate weightlessness and measure burning characteristics of various solid fuel particles.
Researchers at Carnegie Mellon develop Fe-TAML activators that rapidly convert recalcitrant sulfur compounds into easily extracted substances, resulting in nearly sulfur-free fuel. The technology has the potential to aid in the development of cleaner burning and more fuel-efficient automobile engines.
The PNNL-developed microscale fuel processor, the smallest integrated catalytic fuel reformer in the world, provides a low-watt power source for hand-held devices. This compact system enables soldiers to operate essential electronic equipment without added weight or bulk.
Researchers at Brown University have developed a new microfluidic fuel cell that can generate electricity under pulsating conditions, mimicking the flow of blood. This design could help power medical implants and eliminate the need for frequent glucose level monitoring in diabetics.
A DNA-based computer, award-winning for smallest biological computing device, processes input molecules using spontaneous energy releases to carry out computations without external power. The device contains 15,000 trillion computers performing 330 trillion operations per second with high accuracy.
Researchers at Sandia National Labs successfully achieved symmetrical implosions and significant neutron production using intense x-rays to squeeze millimeter-scale fuel capsules, a crucial step towards nuclear fusion energy. The experiments demonstrate the potential for scaling up fusion reactions.
A year-long evaluation of hybrid buses in NYC's fleet found a 10% higher in-service fuel economy and 36% lower oxides of nitrogen emissions. However, maintenance costs were significantly higher due to the maturity level of the technology, but are expected to decrease as it advances.
Researchers at Cornell University have developed a novel X-ray camera capable of capturing microsecond images of events hidden to optical cameras. The camera successfully imaged shock waves generated by high-pressure fuel sprays, providing new insights into the distribution and atomization of diesel fuel.
A Kenyan study found a significant link between exposure to particulate matter (PM10) from biomass fuels and acute respiratory infections. The researchers estimated the public health benefits of reduced PM10 exposure, with the greatest impact seen for average exposures below 1000-2000 mg/m3.
A recent field study found that use of ethanol fuels leads to increased levels of toxins called aldehydes and peroxyacyl nitrates (PAN), which can last for many days in the air. PAN is highly toxic to plants and a powerful eye irritant, posing health and environmental risks.