Articles tagged with Rice
Researchers at Rice and Penn State universities have created solar cells using block copolymers, which outperform other polymer compounds as active elements. The new cells reach about 3% efficiency, surprisingly better than previous labs have achieved.
Scientists at Rice University and Honda Research Institute have created a hybrid material that combines diamonds, nanotubes, and graphene for superior thermal management. The researchers successfully grew vertically aligned carbon nanotubes on diamond using graphene as a middleman, demonstrating its potential as a heat sink.
Research from Rice University found that children living in traditional two-parent married households have a lower obesity rate (17 percent) compared to those living with cohabitating parents or other non-traditional family structures. This study highlights the impact of family structure on childhood obesity, suggesting that marriage a...
A Rice University study found that regulatory patterns in E. coli cells can arise from mutation, genetic drift, and neutral evolution, challenging the idea that environmental factors drive such patterns. The researchers generated computer models of random regulatory networks, which evolved through millions of generations without progra...
Researchers at Rice University have developed a novel approach to arrange metal nanoparticles in geometric patterns, enabling control of light with light. The breakthrough enables the creation of optical devices that can transform incoming light signals into output of a different color.
Researchers have discovered evidence of ancient agriculture in southern China, predating the arrival of domesticated rice. The use of a new analysis technique on grinding stones revealed starch from tropical palms, indicating that people may have cultivated these plants around 5,000 years ago.
Researchers at Rice University found that adding boron to graphene improves its ability to store lithium ions, resulting in a capacity two times larger than graphite. The discovery also enables the material to hold a proper voltage, making it suitable for commercial use.
Researchers analyzed starch granules from Neolithic stone tools and found they resembled those of sago-type palms, indicating a reliance on sago palms as a primary food source. The study also suggests that people ate bananas, acorns, and freshwater roots and tubers before rice cultivation began.
Researchers at Rice University have discovered a way to create liquid crystals from negatively charged carbon nanotubes, allowing for easier functionalization and potentially leading to stronger, more conductive fibers. This breakthrough could significantly improve the creation of macro materials out of microscopic nanotubes.
Rice University bioengineering professors Rebecca Richards-Kortum and Maria Oden have won the $100,000 Lemelson-MIT Award for Global Innovation. They will donate their prize money to build a new neonatal ward at Queen Elizabeth Central Hospital in Malawi, which has implemented Rice's low-cost health care technologies since 2007.
Rice University research finds that professional culture in engineering contributes to gender wage inequality, with women underpaid for technical work and overpaid for social activities. The study highlights the importance of understanding how professional cultures shape judgments of competence and excellence.
Rice University researchers have discovered that the liquid crystal phase of silicone becomes significantly stiffer when subjected to repeated compression. This breakthrough could lead to new strategies for self-healing materials, as well as biocompatible materials that mimic human tissues. The stiffening effect is reversible and occur...
A team of Kansas State University researchers, led by Barbara Valent, has been awarded $5.5 million to develop resistant varieties and diagnostic tools for two deadly diseases: wheat blast and rice blast. The project aims to improve U.S. rice production and protect the nation's wheat crop.
The symposium brought together experts to discuss arsenic contamination in food and water, highlighting its dangers for human health. Experts focus on remediation methods, regulatory issues, and analysis techniques to address this ongoing global health threat.
A study from Rice University reveals that public awareness of sexual-orientation employment-antidiscrimination laws is heightened in communities with such legislation. Gay and lesbian job applicants experience less interpersonal discrimination when protected by antidiscrimination law, even when controlling for religious views.
A team of scientists and technicians led by Rice University is conducting a 45-day expedition in the North Atlantic to gather detailed information about the geology of the ocean basin. The $6 million project aims to study the Galicia rift, where sediment has not deeply buried formations that have existed at the bottom of the ocean for ...
A new study from Rice University reveals that religious and nonreligious organizations in the US have a comparable impact on immigrants' ability to acclimate to American society. Despite differences in motivations, both types of organizations provide similar services and outreach to their communities.
James R. Rice, Harvard professor, will receive the Harry Field Reid Medal for his influential research on fracture mechanics and its application to earthquake processes. His work has defined standards for numerous frontiers of research, integrating theory, experiment, and observations.
Researchers at Rice University and MD Anderson Cancer Center developed 3D scaffolds that effectively mimic the environment in which tumors develop, allowing for more accurate evaluation of anti-cancer drug responses. The technology holds promise for accelerating the development of cancer therapeutics.
Rice University researchers are developing a comprehensive model that predicts how brine, oil, and gas react to extreme temperatures and pressures. The model aims to provide companies with strategies to maintain flow and reduce risk in deepwater production.
Rice University researchers have discovered a biochemical link between blood clotting and the immune system, which could lead to new treatments for patients with inflammatory diseases. The study found that a protein involved in blood clotting also triggers the body's immune response.
Researchers found that the seven-atom ring defects at junctions in polycrystalline graphene result in reduced strength due to amplification of tension. This finding is significant for materials scientists using graphene, particularly in composite materials and stretchable electronics.
Laura Segatori, a Rice University engineer, has received a NSF CAREER Award to develop a toolkit for probing the workings of cellular processes that lead to diseases like Parkinson's. Her goal is to identify key proteins and learn how to regulate them using nanoparticles.
Researchers at Rice University have developed a new material that accelerates the development of high-power lithium-ion batteries suitable for electric cars. The hybrid ribbons of vanadium oxide and graphene work well for lithium-ion storage, providing both high energy density and significant power density.
Around half of Cambodia's tropical flooded grasslands have been lost in 10 years, threatening biodiversity and livelihoods. The area has shrunk from 3349 km² to 1817 km², with intensive commercial rice farming being a major driver of the destruction.
Researchers at Rice University have found a way to divide and modify enzymes to create a genetic logic gate, which can be used to mimic digital circuitry. The discovery could lead to the development of diagnostic systems that look for signs of disease and gene therapies in one step.
A study by Rice University found that testing enhances learning among adults of all ages, improving memory retention and job performance. The research discovered that participants who took tests showed improved retention compared to restudying, even after a two-day delay.
A new study from Rice University suggests that a widely used model to predict the impact of pollution controls has been too conservative. In Northeastern cities, ozone levels dropped significantly beyond expectations after cutting emissions of nitrogen oxides from 2002 to 2006.
Researchers at Rice University and Baylor College of Medicine have discovered that stressed proteins can remain in a dangerous shape for up to five hours before returning to their normal state. This finding has profound clinical implications, as it helps explain the workings of the key clot-forming protein von Willebrand factor.
Researchers at Rice University have developed a process to produce fatty acids from plant biomass using genetically modified E. coli bacteria. The new method has shown significant improvements in yield and efficiency, with the potential to produce millions of tons of fuel per year.
Researchers at Rice University have developed a nanotube-based photodetector that can detect light across the visible and infrared spectrum. The device, made from extra-long carbon nanotubes, promises to make possible new optoelectronic devices, solar cells, and specialized cameras.
A new study from Rice University found that same-sex couples who live together have worse health than married opposite-sex couples, with similar health to those living apart. The research highlights the importance of considering the unique challenges faced by this population in discussions of relationships and health.
Researchers will explore yielding more high-quality organic rice using environmentally friendly methods. The studies aim to improve soil quality, reduce disease loss and increase yield and milling quality for the crop.
Researchers found a positive correlation between out-of-hospital cardiac arrests and exposure to both fine particulate matter and ozone in Houston. Daily average increases in particulate matter raised OHCA risk by 4.6 percent, while short-term increases in ozone level increased risk by 4.4 percent.
Scientists have identified aromatic rice from Bangladesh with very low arsenic content, higher selenium and zinc levels. This could benefit millions of people worldwide who consume rice daily, reducing their risk of cancer and other health problems.
Researchers at Rice University created a computer model to study the growth of tiny blood vessels in the brain after a stroke. They found that individual cells respond to stimuli using rules and patterns, which can be replicated to guide vessel structure development.
Researchers found Asian needle ant successfully displacing Argentine ants in an urban environment, suggesting it may be the next dominant invasive species. The Asian needle ant's ability to tolerate cooler temperatures gives it a head start over Argentine ants, allowing it to reproduce and build nests earlier.
The study found that growing proportions of Harris County's Asian adults are now the U.S.-born children of Asian immigrants, and they are even better educated than their parents. This demographic shift suggests a changing face for the local Asian population in Houston.
Researchers have identified 10 new species of semi-aquatic freshwater earthworms in Thailand, showcasing the country's astonishing biodiversity. These unique creatures play a crucial role in decomposing organic matter and improving soil properties, making them valuable assets for organic rice farming.
A new study led by Rice University suggests that episodic flare-ups of volcanoes at key locations could be driving Earth's repeated flip-flopping between greenhouse and icehouse states. The researchers found that these continental-arc volcanoes release enormous amounts of carbon dioxide, which drives the climate cycles.
Researchers at Rice University have made progress toward creating 2-D boron through theoretical work that suggests the most practical ways to make the material. The team's results indicate that 2-D boron may conduct electricity better than graphene, a key finding in the field of two-dimensional materials.
Rice University scientists develop a technique to combine single-atom-thick graphene and hexagonal boron nitride into sheets with controlled patterns. The new method enables the creation of fully functional devices with circuits on the same scale as current semiconductor fabrication.
Researchers have discovered that cells in every part of a wounded skin patch exert force to pull their neighbors along, coordinating their motions to heal the wound. This new understanding could lead to insights into the process and its long-term implications for healing and cancer research.
Scientists use magnetic levitation to create laboratory techniques for growing tissues virtually identical to those found in people's bodies. Researchers combined four cell types to replicate bronchiole deep inside the lung, creating realistic lung tissue.
A recent study from Rice University's Baker Institute for Public Policy has found that Mexico's violent drug cartels have failed due to prohibition, and that shifting the government's approach from a war mindset to crime fighting is crucial. The report recommends strengthening civil service, law enforcement, and judicial systems to pre...
Researchers at Rice University used the AWSEM-MD software to simulate protein folding and found a surprising twist: short sequences can self-recognize and stick together, leading to misfolding. This discovery provides new insights into degenerative diseases and may lead to drug design.
Researchers have developed a new carbon nanotube fiber with exceptional properties, including thermal and electrical conductivity, and flexibility. The fiber has the potential to revolutionize industries such as aerospace, automotive, and medical applications.
Researchers at Rice University have found that magma forms as deep as 250 kilometers in the Earth's mantle, a discovery that challenges previous theories on melting depth. This finding also sheds light on the planet's interior and surface connection, revealing new insights into geological processes.
Researchers at Rice University and Moscow State University found that graphene oxide can bind to natural and human-made radionuclides, removing them from liquids. This discovery could be used to clean up contaminated sites like Fukushima nuclear plants, reduce costs of fracking, and revive rare earth metal mining.
Rice University researchers have found a way to selectively heat diverse nanoparticles using short laser pulses. They demonstrated the effect in common gold nanoparticles, nanoparticle clusters, and mixed nanorods and nanoshells, showing narrow photothermal spectra and spectral selectivity.
A new process produces super-nutritious puffed rice with three times more protein and eight times more dietary fiber than commercial products. The rice also contains essential nutrients like calcium, iron, and zinc, making it ideal for school lunch programs and other applications.
Researchers at Rice University have developed a new process to convert soybean byproducts into succinic acid, a valuable chemical used in various industries. The process uses genetically modified E. coli bacteria to metabolize soluble carbohydrates from soybeans, achieving a high yield and a 1:1 ratio of feedstock to product.
Researchers at Rice University have discovered a new way to monitor protein aggregation in living cells, which could lead to the development of drugs that break up fibrils. The metallic probe, made of ruthenium, binds with misfolded alpha-synuclein proteins and can be tracked using photoluminescence spectroscopy.
A new study published in Organizational Behavior and Human Decision Processes found that experts are more effective when making intuitive decisions, especially in tasks with less structure. In two studies, researchers compared expert and non-expert participants on basketball shot difficulty and designer handbag authenticity tasks. Resu...
Researchers at Rice University have created a method to trigger biochemical reactions remotely on demand by exposing plasmonic gold nanoparticles to near-infrared light, enabling chemical processes to occur at lower temperatures. This technology has great potential for industrial applications, including energy savings and more sustaina...
Researchers have developed a biocompatible patch that can support the growth of healthy new tissue and potentially replace current patches used to repair congenital heart defects. The patch, seeded with living cardiac cells, is designed to degrade over time, leaving a repaired heart.
Researchers at Rice University have discovered that the madder plant's purpurin can be used as a natural cathode for lithium-ion batteries, offering an environmentally friendly alternative to conventional batteries. The team has built a half-battery cell with a capacity of 90 milliamp hours per gram after 50 charge/discharge cycles.
Researchers from City College of New York have developed a non-toxic and sustainable lithium-ion battery powered by purpurin, a natural plant dye extracted from the madder plant. The battery's production process is simpler and less expensive than traditional Li-ion batteries, with fewer environmental risks.
A University of Colorado Cancer Center review suggests rice bran offers anti-cancer properties due to its synergistic bioactive compounds. The clinical trial tests rice bran's effectiveness in preventing colon cancer recurrence, with researchers exploring the optimal composition and daily intake for chemoprevention.
Researchers successfully grew forests of carbon nanotubes on a sheet of graphene, creating a seamless three-dimensional structure with a massive surface area. This hybrid material offers great potential for electronic components like fast supercapacitors.