Researchers have found evidence to confirm theoretical predictions for topological insulator conduction, leading to potential advancements in spintronics and quantum computing. The materials are insulators inside but conduct electricity via their surface.
A study by Purdue and Iowa State universities surveyed 6,795 people in the agricultural sector, revealing a significant divide between scientists and farmers on climate change causes. More than 90% of scientists attributed climate change to human activities, while 66% of corn producers blamed natural shifts in the environment.
A new method uses a pulsing laser to convert graphite into nanodiamond at room temperature, offering advantages over traditional methods such as lower cost and scalability. The technique has potential applications in various fields including biosensors, quantum computing, fuel cells, and next-generation computer chips.
Researchers have developed a high-speed imaging technology that can take precise three-dimensional images of plaques lining arteries and identify deposits likely to rupture and cause heart attacks. The system uses a fast-pulsing laser to generate ultrasound signals without damaging tissues.
Researchers have developed a new type of plastic that can conduct electricity, paving the way for innovative applications such as transparent solar cells, flexible batteries, and ultrathin coatings. The plastic, called PTMA, is about 10 times more electrically conductive than common semiconducting polymers.
A new technique called slug flow microextraction allows for the quick detection of drugs and monitoring of medical conditions using only a small sample of biological fluid. The method involves extracting target molecules from the sample and analyzing them with mass spectrometry, resulting in results in just minutes.
Researchers identified a set of genes that can be used to naturally boost the provitamin A content of corn kernels, enabling biofortified orange corn production. This could help combat vitamin A deficiency in developing countries and macular degeneration in the elderly, with potential applications for farmers in Sub-Saharan Africa.
Purdue researchers have discovered the structure of the enzyme responsible for producing cellulose, a key breakthrough in understanding plant cell wall composition. The findings could lead to improved methods for breaking down plant materials and creating sustainable biofuels.
Researchers developed a T-MOC device to study tumor-microenvironment interactions, enabling the testing of nanoparticles and drugs targeting cancer. The chip can mimic human tumors, providing insights into targeted delivery methods.
A review of over 150 studies reveals that optimal nitrogen-phosphorus and nitrogen-potassium ratios are crucial for high-yielding corn production. Achieving these balanced nutrient uptake ratios can lead to significant yield increases regardless of the region where the corn is grown.
Improving agricultural productivity in Africa could lead to an increase in global deforestation rates and carbon emissions. However, the study found that if markets become more integrated, the negative effects of a green revolution in Africa will diminish over time.
Researchers developed a new technique to measure nanomechanical properties of microstructures undergoing stress and heating, revealing insights for improving microelectronics and battery designs. The technology uses laser-based Raman spectroscopy to study surface stresses and their impact on mechanical properties.
Researchers estimate that shale oil and gas production provides a $302 billion yearly dividend to the US economy. Implementing an emission-reducing plan would reduce this dividend by half, but still leave significant gains. A carbon tax is considered the most efficient way to balance emissions reduction with economic benefits.
A Purdue University study reveals that blocking Notch signaling in fat cells can transform white fat into a healthier beige fat type, potentially reducing obesity and related health issues. The research also found that suppressing Notch signaling improves glucose balance and insulin sensitivity.
A team of researchers has discovered a previously unknown mechanism for wear in metals, which could lead to improved durability of metal parts. The findings show that tiny bumps and surface defects can form through a swirling, fluid-like behavior in solid metals, leading to cracks and wear particles.
Researchers at Purdue University are using spinach to study photosynthesis and convert sunlight into a clean, efficient alternative fuel. The team has made significant breakthroughs in understanding the protein complex responsible for this process, which could lead to the creation of artificial photosynthesis.
Researchers at Purdue University have identified a soybean gene that affects plant stem growth, leading to improved soybean cultivars for the northern United States. The discovery could result in semideterminate soybeans that are better suited to the region's climate and growing conditions.
Regulated hunting has spurred regrowth of native tree seedlings and wildflowers, improving forest health. Plant cover increased by 100% and native species recovered, while invasive species declined.
A Purdue-designed tool uses mass spectrometry to analyze brain tumor tissue, providing color-coded images that reveal the location and nature of tumor cells. The tool has been successfully used in two surgical procedures, offering a significant improvement over current methods.
Researchers have developed a new bridge design that uses pre-fabricated columns and beams to improve earthquake resistance, reduce damage, and speed up on-site construction. The system achieves faster construction by shipping pre-fabricated components to the site, where they are erected quickly.
Researchers have developed a technique to produce soft machines made of elastic materials and liquid metals using a custom-built 3D printer. The technique enables the creation of strain gauges that can detect high strains and deform with almost any material, making it suitable for wearable technology and sensory skin.
Purdue researchers have developed a new approach to teach large numbers of engineering students, resulting in improved student performance and engagement. The Purdue Mechanics Freeform Classroom system allows students to interact online while accessing instructional videos and animations, reducing the number of students who receive a D...
A Purdue University-led research team has figured out how to disable the SARS virus's ability to hide it from the immune system. By removing specific proteins, the enzyme serves as a biological cloaking system, allowing the virus to live and replicate undetected.
Researchers predict global malnutrition will decline significantly if agricultural productivity grows, despite income growth. Improved food security will lift many people out of hunger-stricken regions through increased caloric consumption and higher protein diets.
Researchers have sequenced the termite genome, revealing unique genetic targets for better control. The study aims to develop more specific and environmentally friendly solutions to combat termite infestations.
Hyperbolic metamaterials, created by Purdue University researchers, offer promising advances in optics and electronics. The ultra-thin crystalline films, composed of metal and dielectric materials, could lead to powerful microscopes, quantum computers, and high-performance solar cells.
A Purdue study reveals that reducing corn's growing conditions by 2 hours a day can lower its height by 9-10% and reduce stalk diameter by 8-9% while maintaining its seed yield. This technique could enable controlled environment agriculture in mines and caves for growing high-value transgenic crops.
Researchers have successfully applied tunable luminescent nanocrystals to high-speed scanning technology, detecting multiple viruses within minutes. The technology enables screens that identify thousands of different target molecules simultaneously, saving time for future patients and potentially life-saving treatment.
A study by Purdue University professor Jeff Trapp found that tornado outbreaks lasting three or more days are more likely to occur, with a 74% probability of an outbreak during such periods. The Enhanced Fujita scale indicates stronger tornadoes were also more likely to hit during these extended periods.
The golden eagle genome sheds light on the species' vision, suggesting that ultraviolet light is not as sensitive as previously thought. The study also reveals a sharper sense of smell than initially believed, which could aid in tracking populations and monitoring mortality.
Researchers developed a technique to target and quantify breast cancer segments in a single cell using gold nanoparticles tagged with synthetic DNA. The method measures the unique signal produced when light interacts with the nanoparticles, allowing for accurate diagnosis and potential personalized treatment options.
Researchers discovered an enzyme pathway that safeguards against genome errors and cancer. Cdc14 activates Yen1 to repair breaks in DNA, helping to prevent devastating errors like chromosome loss.
Researchers used airborne laboratory to measure methane gas above shale gas wells during drilling phase, finding high-emitting wells contributing large portion of total emissions. This discovery could lead to development new methods inventory methane emissions and better define environmental impacts of shale gas development.
A study led by Purdue University found that medication therapy management by phone reduced hospitalizations by 86% in low-risk Medicare patients, who were three times less likely to be hospitalized. However, the intervention had no significant impact on higher-risk patients, highlighting the need for tailored strategies.
A new study reveals that uric acid in urine generates hazardous 'volatile disinfection byproducts' in swimming pools when combined with chlorine. This reaction can lead to toxic compounds like cyanogen chloride and trichloramine, posing health risks to swimmers.
Researchers at Purdue University developed a nanotube coating that significantly reduces the voltage required for mass spectrometers, allowing for miniaturization and increased portability. The technique simplifies analysis by nearly eliminating background noise, making it gentler on fragile molecules.
Researchers from Purdue University and the University of Texas at Austin have conducted field trials to test four shallow-ground-improvement methods aimed at increasing structural resilience in soils prone to liquefaction. The results show that rapid impact compaction, rammed aggregate piers, low-mobility grouting, and double row of ho...
Scientists at Purdue University have successfully created a new type of ultracold molecule using lasers, which could enable quantum computing, precise sensors, and advanced simulations. The lithium-rubidium molecule has a significant dipole moment, enabling stronger interactions necessary for entanglement-based quantum computing.
Researchers have found a link between prostate cancer aggressiveness and cholesteryl ester accumulation, suggesting new diagnostic and treatment methods. The study also shows that drugs previously developed to treat atherosclerosis might be repurposed for advanced prostate cancer treatment.
Scientists have identified a potential treatment mechanism for the EV71 virus, which causes severe brain swelling and paralysis in children. The discovery was made by creating antibodies that can neutralize the virus by inducing genome release, rendering it non-infectious.
Researchers have discovered a way to control heat flow using tiny triangular structures that can 'thermal rectify', allowing for greater flow of heat in one direction. The technology has potential applications in thermal management, electronics, and textiles.
Scientists have developed a new type of molecular motor made of DNA that can transport nanoparticles along the length of a carbon nanotube. The motor uses energy from RNA molecules to fuel its movement, which is controllable and adaptable to changes in the local environment.
Researchers have discovered cellulose nanocrystals with remarkable mechanical properties, including stiffness comparable to steel. These tiny structures, abundant in nature, offer a potential green alternative to carbon nanotubes for reinforcing materials.
Researchers at Purdue University and Macquarie University have developed a way to control the length of time light from luminescent nanocrystals lingers, exponentially boosting detection capabilities. This technology can identify thousands of different target molecules simultaneously, far surpassing current limits.
Researchers discovered a temporary tube-shaped structure in the phiX174 virus to deliver its DNA during infection. The tube attaches to host cell membranes and contains amino acids ideal for DNA transfer. This finding may be crucial for efficient genome translocation.
Researchers at Purdue University have developed a new hologram technology using tiny nanoantennas that can control light with unprecedented efficiency. The metasurface, thousands of V-shaped nanoantennas, enables the creation of ultra-efficient devices for sensing, displays and information processing.
Researchers at Purdue University have developed a system that concentrates foodborne salmonella and other pathogens faster than traditional methods, enabling potential routine analysis within a single work shift. The device uses hollow thread-like fibers to filter out cells and recovers up to 70% of living pathogen cells.
Researchers at Purdue University have developed a new steering technology that eliminates valves and uses advanced algorithms to precisely control hydraulic pumps, resulting in a 43% increase in fuel efficiency. The system also shows improved machine productivity and reduced operator fatigue.
Researchers have taken detailed images and measurements of a brain protein thought to play a role in Parkinson's disease. The protein morphs from its globular shape into 'protofibril' strands that assemble into pore-like rings.
A new study has found that online tools, such as NEEShub and the project warehouse, are helping to accelerate progress in earthquake engineering and science. These platforms provide a centralized repository for experimental results, making them accessible to researchers, practitioners, and educational communities.