Articles tagged with Rice
Researchers at Rice University have developed the first two-terminal memory chips using only silicon, which can be easily adapted to nanoelectronic manufacturing techniques. The new technology features high on-off ratios, excellent endurance and fast switching times, making it suitable for military and NASA applications.
Black rice bran contains more health-promoting anthocyanin antioxidants than blueberries but with less sugar and more fiber and vitamin E antioxidants
A study by Rice University sociologist Elaine Howard Ecklund found that male scientists regret having fewer children due to their career more than female scientists. Male biologists report working longer hours and being less satisfied with their jobs compared to male physicists, who are less likely to have children.
USDA scientists have developed a new genetic tool to express beneficial genes in specific plant tissues, improving disease resistance and reducing side effects. The LP2 gene promoter can direct other introduced genes to target areas where they are needed most.
A new study found that rising temperatures in Asia will slow rice production, with daily minimum temperature increases cutting yield growth rate by 10-20 percent in several locations. This could lead to food insecurity and poverty for the over three billion people who rely on rice as their staple food.
Rice University's compact fluorescence microscope, developed by Andrew Miller, has been shown to accurately diagnose tuberculosis in a trial with 98.4% accuracy. The portable device, costing $240, is comparable to expensive lab equipment and has the potential to improve early detection and treatment of TB in developing countries.
Researchers have successfully produced sheets of hexagonal boron nitride (h-BN), a potential insulator to complement graphene's electronic properties. The material can be deposited and transferred to various substrates, opening up possibilities for its use in graphene-based electronics.
Rice University scientists have created an eco-friendly method for mass-producing graphene oxide, a crucial component in various industries. The new process uses common chemicals to produce the material, eliminating toxic gases and making it safer for large-scale production.
Researchers at Rice University aim to develop an injectable mix of polymers and adult stem cells to regenerate articular cartilage in injured knees and joints. The team hopes to find the optimal formulation of MSCs and growth factors for regenerating new cartilage.
Rice researchers have found a breakthrough solvent for carbon nanotubes, untangling long tubes and clearing the way for scalable methods to create strong, lightweight materials. The discovery brings the creation of a highly conductive quantum nanowire closer.
Researchers found that consumers overconfidently predict their learning curve before trying out skill-based products, then become underconfident after gaining experience. This under-prediction has consequences for consumer behavior, such as a willingness to pay less for a product after initial use.
A QTL mapping study reveals that only modest genetic modifications are needed to convert a wild plant to a crop, with some major transitions achievable by a single change. The genetic evidence supports the archeological view of gradual and dispersed domestication.
Rice University researchers have developed a computer program that accurately simulates protein folding dramatically faster than previous methods. The new technique allows scientists to study the roots of diseases caused by proteins that fold incorrectly, which is crucial for understanding diseases such as Alzheimer's and cystic fibrosis.
Using television and radio to tell stories about sustainable rice farming has helped Asian farmers better conserve biodiversity. Dr. K.L. Heong's research found that building biodiversity into rice paddies can prevent pest outbreaks, reducing the need for pesticides.
Rice University researchers developed a method to use an off-the-shelf digital camera to distinguish cancerous cells from healthy ones. The device uses fluorescent dyes and fiber-optic cables to capture images of tissues, allowing doctors to identify abnormal cells quickly and accurately.
A new technique developed by Rice University researchers can detect the movement of single molecules over hours using plasmonic properties of nanoparticles. This method is label-free and permanent, enabling the tracking of molecular interactions at the single-molecule limit.
Rice University researchers, led by John McDevitt, have been awarded $3.7 million to develop a cost-effective Bio-Nano-Chip that can detect early warning signs of disease. The technology has the potential to cut treatment time and costs, enabling emergency medical technicians to perform tests at home or in an ambulance.
Eating five or more servings of white rice per week was associated with an increased risk of type 2 diabetes. Replacing it with brown rice or other whole grains lowered the risk by 16% and 36% respectively.
A study of 39,765 men and 157,463 women found that consuming five or more servings of white rice per week increases diabetes risk by 17%, whereas eating two or more servings of brown rice per week reduces the risk by 11%. Replacing white rice with brown rice daily could lower diabetes risk by 16%.
A breakthrough discovery has explained why some fluids containing polymers form beads when stretched, providing a key for improving diverse industries such as ink-jet printing and drug dispensing. The study's findings highlight the importance of fluid inertia and relaxation time in bead formation.
Researchers have developed a liquid-based method to produce high-quality graphene, which could lead to novel carbon composites and more affordable touch screens. The new technique yields very pure material and has the potential to drive down costs in industries such as aerospace, automotive, and construction.
Physicists use iron oxychalcogenides to study Mott localization in undoped pnictide parent compounds, providing further evidence that these systems are on the verge of Mott localization. This proximity to Mott localization endows the system with strong quantum magnetic fluctuations.
Researchers have developed a way to use Rice University's light-activated nanoshells as building blocks for complex structures that can trap, store and bend light. These materials have unique optical properties, making them suitable for applications such as ultrasensitive biological and chemical sensors.
The Rice University-led Environmental Toxicology and Chemistry journal has released a special virtual edition making 25 previously published studies on the Exxon Valdez oil spill available for free. The collection provides insights into the occurrence, fate, and effects of oils and oil spills in the environment.
Rice researchers found that starving cells in slime mold have an advantage, pushing those that eat into selfless sacrifice. The study reveals a surprising strategy for survival and reproduction in single-cell organisms.
Researchers develop scalable devices exhibiting customizable optical properties using a bottom-up approach inspired by nature. The findings showcase potential applications in sensitive sensors, detectors, and invisibility cloaks, and demonstrate the possibility of manipulating artificial molecules to create desired optical properties.
A new report by SSPEED Center warns that a major hurricane could endanger tens of thousands of lives and cripple the Houston Ship Channel. The study highlights vulnerabilities in existing dikes and levees, highway infrastructure for evacuation, and coastal flooding risks.
Researchers at Rice University have discovered thin films of nanotubes created with ink-jet printers can be used to make field-effect transistors. The technique allows for the creation of digital electronics on flexible substrates, with potential applications in raincoats and other devices.
Researchers at Rice University have discovered a way to extract hydrogen atoms from graphane, creating spaces that resemble quantum dots. This breakthrough enables precise control over the semiconducting properties of quantum dots, with potential applications in advanced optics, single-molecule sensing, and nanoscale circuitry.
The Howard Hughes Medical Institute has renewed a four-year grant for Rice University's global health program, Beyond Traditional Borders (BTB), with a $1.2 million investment. BTB challenges students to design practical solutions to real-world problems in developing nations, resulting in over 10% of Rice undergraduates taking the cour...
A new study by Rice University and the US Department of State's Office of eDiplomacy examines the five-year history of Diplopedia, a Wikipedia-style diplomacy Web 2.0 tool. The platform has grown to over 10,000 articles written by DOS employees, providing valuable information for desk officers and foreign service experts.
Scientists at Rice University have made a breakthrough in creating highly purified samples of carbon nanotube species using ultracentrifugation, a technique that can help enable the development of efficient nationwide electrical grids and critical applications in medicine and electronics.
Researchers at Rice University and the University of Cambridge have created a computer model that accurately describes the behavior of three regulatory proteins in hematopoietic stem cells. The Scl-Gata2-Fli1 triad is thought to be the master-level regulator for these self-renewing cells, which produce new blood cells.
Researchers at ARS Dale Bumpers National Rice Research Center have identified a genetic region qShB9-2 that controls sheath blight in rice. They also developed a standardized screening technique to detect the disease in seedlings, accelerating the process of identifying resistant germplasm.
Researchers found that the subaleurone layer of brown rice inhibits angiotensin II, a protein linked to high blood pressure and atherosclerosis. This discovery suggests that consuming half-milled or brown rice may offer cardiovascular protection.
Researchers at Rice University and their international colleagues created ultra-fine air filters using carbon nanotube membranes. These filters can remove up to 99% of particles smaller than a micron, outperforming traditional HEPA filters.
Physicists at Rice University and Princeton University have found that ultracold mixes of electrons can have 'topological' properties making them immune to information degradation in quantum computers. The discovery could pave the way for the development of fault-tolerant quantum computers.
A pilot study found that a rice-developed nano-bio-chip is effective in detecting premalignancies with high sensitivity and specificity rates comparable to traditional tests. The minimally invasive technique could lead to earlier detection of oral cancer, resulting in higher survival rates.
A new study by Rice University sociologists examines the role of private foundations in supporting religion and finds they have a significant influence despite limited financial contributions. The study highlights the Lilly Endowment's strategic giving, which has a real impact on the religious sector.
A new test developed by UC Davis researchers helps Uruguayan rice farmers determine if their waterways are safe to drain after flooded fields. The test can detect high levels of the herbicide clomazone, which can harm fish and other aquatic life.
Rice researchers have developed an inexpensive, printable transmitter for RFID tags that can be invisibly embedded in packaging. This technology has the potential to revolutionize checkout processes by allowing customers to walk through a scanner with their groceries without stopping at each item.
A new 3-D cell culture technique using magnetic forces has been developed, allowing for the growth of cells in 3-D. This method promises to provide more accurate preclinical drug tests and better cancer research outcomes by mimicking the body's natural tissue structures.
Researchers have developed a new method for growing 3-D cell cultures using magnetic levitation, which more closely resembles the body's natural tissue structure. The technique has shown promising results in preclinical drug tests and may revolutionize cancer research.
A Rice University team re-examined Gustav Mie's century-old equations for electromagnetic wave interaction with spherical metal particles. The researchers found that average properties matched the predictions, but individual particles deviated significantly due to shape and orientation variations on the substrate.
A recent survey by Rice University found that Toyota owners continue to show high levels of satisfaction with their vehicles, despite the company's numerous recalls since 2009. The study attributed this to a 'brand insulation effect,' where current customers shielded Toyota from the negative effects of recalls.
Researchers at Rice University have developed a graphene-hybrid material by stitching together graphene and hexagonal boron nitride. This 2D structure offers new possibilities for materials scientists, with electric properties ranging from metallic conductor to semiconductor to insulator.
A new Stanford University study finds that global warming could lead to crop shortages, rising food prices, and increased poverty in some regions. However, others may benefit from higher crop yields and prices, particularly farmers who own their own land.
Researchers suggest a 400km-deep density trap formed due to unique geophysical conditions 3.5 billion years ago, trapping gases like helium and argon inside the planet.
A new study by Oregon State University researchers concludes that free trade reforms have caused declining food production and increased poverty in African nations. The reforms, which began in the mid-1980s, eliminated critical support systems for poor farmers, leading to food riots and a hunger crisis.
Researchers at Rice University developed an amplitude gating technique to improve PET/CT scanner efficiency. The method uses a flexible chest band to record breathing cycles during CT scans, creating sharper images with better tumor detection accuracy.
Scientists at Rice University have discovered a new technique for singling out individual diseased cells and destroying them with tiny explosions using lasers and nanoparticles. The method, known as nanobubbles, can be tuned to create either small, harmless bubbles or large bubbles that burst the cells.
Rice University researchers have developed a new way to track nanoparticles using gold nanorods and polarization imaging techniques. The technique could provide valuable information about materials, including living systems, that incorporate nanoparticles.
A Rice University researcher has found a way to transfer forests of aligned carbon nanotubes from one surface to another in minutes. The technique uses water vapor to weaken chemical bonds between the tubes and the catalyst particles, allowing for precise control over the diameter of the nanotubes
A new study from Rice University's Jones Graduate School of Business found that internal CEOs tend to outperform externally hired leaders in the long term. Over three years, internally promoted CEOs were more likely to initiate and implement strategic changes that build a firm's competitive advantage.
The ADH1B*47His allele, causing an unpleasant response to alcohol, emerged around 10,000-7,000 years ago with rice domestication in southern China. This genetic adaptation may help protect against alcoholism and organ damage.
Scientists developed a nanodragster that can outperform previous nano-sized vehicles and address limitations in controlling small molecule motion. The new vehicle features improved wheels and axle design, enabling better agility and potentially paving the way for more advanced molecular machines.
Research by Washington University in St. Louis shows that Thai hill farmers' traditional agriculture, including seed selection and exchange, influences the genetic diversity of their ancestral rice varieties. These local landraces provide a pool of traits that can improve crops worldwide.
Researchers have discovered a way to visualize iron-sulfur clusters in living cells using a custom protein tag, enabling analysis of diseases involving these metalloclusters. This technique has high potential for helping find real treatments for diseases such as Friedreich's ataxia and myopathy.
Researchers found that a plant steroid controls the balance between two genes in rice, regulating leaf angle and cell growth. The discovery has important implications for understanding how to manipulate crop growth and yield, and could lead to better engineering of crops to feed a growing population.
Using ultracold atoms, Rice physicists confirmed a theory about a universal quantum mechanism that allows trimers to form in special cases where pairs cannot. The team observed Efimov's trimers appear and reappear repeatedly in a stepwise fashion.