Articles tagged with Rice
New research suggests that sinuous grain boundaries in graphene can relieve stress, resulting in enhanced mechanical strength and predictable electronic transport gaps. This discovery may lead to the development of polycrystalline graphene with precise misalignment of components, enabling the control of semiconducting characteristics.
A Rice University study uses the lowly roundworm to measure the effects of various nanoparticles on individual organisms and entire populations. The researchers found that five types of nanoparticles showed little to no toxicity, while others were moderately or highly toxic to the worm population.
A new study by Rice University and international collaborators adds to the growing evidence for a theory that explains high-temperature superconductivity and heavy fermion physics through quantum fluctuations. The research observed a sharp Fermi surface reconstruction, consistent with theoretical predictions of unconventional quantum c...
Scientists at UC Davis and Rice University have developed methods to manipulate natural proteins into amyloid fibrils with predictable heights. These self-assembling fibers show great toughness, withstanding boiling, digestive proteins, and ultraviolet radiation, making them suitable for tissue engineering and other applications.
A new study by Rice University researchers shows how cancer cells use 'jagged' proteins to hijack cell-signaling process and promote metastasis. The mechanism plays a crucial role in embryonic development and wound healing.
Researchers at Rice University have discovered a method to control the edge properties of graphene nanoribbons by manipulating the conditions under which they are pulled apart. This allows for the creation of semiconducting graphene with desirable electronic properties, opening up new possibilities for applications in modern electronics.
A new study found that climate variability historically accounts for one-third of yield variability for maize, rice, wheat, and soybeans worldwide. The equivalent of 36 million metric tons of food is lost each year due to climate-related crop yield fluctuations.
Researchers have created a new hydrogel that can be injected into wounds, forming scaffolds that help them heal quickly. The material promotes angiogenesis, the growth of blood vessels, which is essential for tissue repair and reduces the risk of complications.
A harm-reduction approach prioritizes minimizing harm from drug use for individuals and society, rather than solely focusing on punishment. This approach encompasses a range of objectives, including preventing overdose, treating addiction, and reducing the spread of diseases like HIV and hepatitis C.
Researchers at Rice University have developed stacked, three-dimensional supercapacitors using laser-induced graphene, which show excellent energy-storage capacity and power potential. The devices can be scaled up for commercial applications and offer flexibility and scalability benefits.
Researchers Rouzbeh Shahsavari and Saroosh Jalilvand found that atomic-level forces affect the mechanical properties of complex particle-based materials, such as concrete. They suggest new ways to fine-tune chemistry to make concrete less prone to cracking and more suitable for specific applications.
Researchers at Rice University found that optimizing the process of turning clinkers into cement can save a significant amount of energy and reduce carbon dioxide emissions. By analyzing the crystal and atomic structures of clinkers, they identified areas where defects and internal stresses affect the grinding process.
Research from Ghent University demonstrates a high willingness of consumers to pay premiums for GMOs with health benefits, ranging from 20% to 70%. The study highlights the potential market share of these nutritionally improved crops in regions such as China and Brazil, where nutrient deficiencies are prevalent.
Rice University researchers have developed a new carbon capture material that can hold 114% of its weight in carbon dioxide, capturing more than current methods. The material is made from inexpensive asphalt and can be reused multiple times without degrading.
Researchers at Rice University have developed a two-dimensional, light-sensitive material that can capture images. The material, copper indium selenide (CIS), is highly sensitive to light due to its slow-dissipating electrons, making it 10 times more efficient than previous materials.
Researchers at Rice University have identified 48 metal organic frameworks that outperform current materials in storing compressed natural gas. The discovery could lead to more efficient and environmentally friendly natural gas cars with lighter, more compact tanks.
A Rice University study examines how nanoparticles move through the food chain, tracing uptake and accumulation in plant roots, leaves, and caterpillars. The research found significant variation in nanoparticle accumulation rates based on surface coating types, with negatively charged particles avoiding clumping altogether.
High-resolution 3D maps of the human genome reveal thousands of hidden switches that regulate genes, including those associated with cancer and diseases. The study provides a new understanding of genetic regulation and its role in cellular differentiation.
The study finds that laser-induced graphene (LIG) has a unique structure with five- and seven-atom rings, which can store charges and make it suitable for supercapacitors. Researchers developed a scalable one-step process to create LIG in detailed patterns.
Researchers at Rice University developed a model to quantify the last unknown characteristic of film formation. Hot monomers can make islands grow or knock other molecules off, affecting film properties.
A new study from Rice University's Baker Institute finds that NFL players are seeking out unproven stem cell therapies to accelerate recoveries, despite potential risks. The authors suggest the NFL should establish guidelines and regulate these treatments to protect player health.
Researchers at Rice University have created an environmentally friendly compound that effectively captures carbon dioxide emissions from industrial flue gases and natural gas wells. The new material, combined with buckminsterfullerene molecules, achieves high selectivity and efficiency in capturing carbon dioxide while rejecting methane.
Rice University scientists used a novel testing method to measure graphene's ability to absorb impact, finding it stretches before breaking. The technique, LIPIT, allows for rapid evaluation of nanoscale materials, with potential applications in body armor and spacecraft shielding.
Researchers developed computer models that match experimental results, explaining the dynamic processes behind essential cell components. Microtubule stability is crucial for cell survival, and the study provides new insights into how cells maintain or dismantle these structures.
Rice University scientists have developed a novel cathode for dye-sensitized solar cells using graphene/nanotube hybrids, improving efficiency and reducing costs. The new material has a huge surface area, allowing for more efficient electron transfer and better contact with the electrolyte.
A recent study found that feelings of disgust can increase behaviors like lying and cheating, while cleanliness can help people return to ethical behavior. The researchers used three randomized experiments to test the impact of emotions on decision-making.
The Carnegie Institution has received Phase II Grand Challenges Explorations funding to develop a transformative strategy for controlling rice blight, a major challenge to food security. The project aims to achieve broad, durable resistance to the disease and apply its findings to existing rice breeding initiatives.
Rice University researchers have developed PhyloNet, an open-source software package that models more detailed evolutionary networks from genetic data. The software uses a maximum likelihood method to infer network models that better describe the evolution of certain groups of species than traditional tree models.
New research from the University of Leeds shows that adding vegetable puree to milk during weaning can significantly increase infants' vegetable intake. The study found that babies who consumed milk with added puree ate nearly half as many vegetables as those who only had plain milk.
A Rice University-led team is developing a sophisticated tool called PLINY to 'autocomplete' and 'autocorrect' code for programmers. The system will leverage big-data analytics and deep program analyses to populate a database of open-source code, providing programmers with help finishing or debugging code.
A new study published in the journal Geology challenges traditional views on tectonics by showing that Pacific plate deforms and contracts horizontally due to cooling. The research suggests a significant shortening of the oceanic plates, which can lead to intraplate earthquakes.
Rice chemists create a nanoporous film of molybdenum disulfide for efficient hydrogen evolution reaction and energy storage, with potential applications in fuel cells and supercapacitors.
The Texas A&M AgriLife Extension Service has received a $783,000 grant to support national efforts to reduce chronic diseases and promote healthier lifestyles. The program will focus on improving access to healthy foods and safe locations for physical activity in Hidalgo County.
In a new study published in Nature Physics, Rice University physicists observed ultracold atomic collisions producing gaps between colliding solitons. This phenomenon challenges the expected behavior of solitons, which are waves that do not diminish or change shape as they move through space.
Cancer cells use genetic circuits as a three-way switch to form both cancer stem cells and circulating tumor cells, leading to metastasis. Researchers found significant correspondence between the operation of these two switches, suggesting a mechanism that would confer 'stemness' on hybrid cancer cells.
A team of Rice University engineers and social scientists has developed a new electronic voting system that aims to be both secure and easy to use. The STAR (Secure, Transparent, Auditable and Reliable) system is designed to address the looming crisis facing elections officials nationwide as they replace aging voting systems.
Researchers at Rice University have made significant breakthroughs in the study of synthetic collagen fibers, demonstrating how they self-assemble through their sticky ends. The discovery could lead to improved synthetic collagens for tissue engineering and cosmetic medicine.
Researchers found that some rice-based products for people with celiac disease contain high amounts of total and inorganic arsenic, which can be carcinogenic. The European Union is working to establish maximum quantities of arsenic in these products.
A team of scientists has developed a new way to identify genes important for photosynthesis in maize and rice, which can be used for crop improvement. The findings also revealed new pathways and information about how plants fix carbon, helping to prioritize candidate genes for enhancing growth and yield.
A study found that states with larger African-American populations are more likely to have harsher incarceration practices and conditions of confinement. States with lower rates of poverty also exhibit greater punitiveness in terms of political and symbolic punishment.
Researchers found that empowering leaders can foster creativity in employees with high uncertainty avoidance and trust. Managers should focus on developing affect-based trust before empowering their team members. By establishing these conditions, managers can create an environment that encourages employee creativity.
Researchers developed a hybrid catalyst combining graphene quantum dots and graphene oxide, nitrogen, and boron, outperforming commercial platinum-based catalysts in fuel cells. The new material cuts the cost of generating energy with fuel cells, offering a promising solution to the expensive metal hurdle.
Neglected tropical diseases (NTDs) affect 14-15% of cases in Bolivia, Ecuador, Nicaragua, and Venezuela, despite the countries' small population. The US could work with these countries to implement disease control programs and develop lifesaving vaccines through joint efforts.
A new study by researchers at Rice University explains the hydrological mystery of biochar's effect on soil. Biochar makes clay soils drain faster due to its light and porous structure, increasing hydraulic conductivity, while sandy soils drain slower due to absorption and tortuous pathways for water movement.
A new study reveals significant differences in religiosity between Indian and UK scientists. While 65% of UK scientists identify as non-religious, only 6% of Indian scientists share this trait. The study also found that Indian scientists are more likely to attend religious services than their UK counterparts.
Researchers at Rice University created patches infused with conductive single-walled carbon nanotubes to overcome limitations in current patches, which hinder the transfer of electrical signals between cardiomyocytes. The patches can serve as full-thickness repairs without inducing abnormal cardiac rhythms.
Researchers at Rice University have developed a new two-step strategy for weakening cancer by harnessing the power of the immune system. The study found that alternating cycles of radiation or chemotherapy with immune-boosting treatments can alter the balance between cancer and the immune system, ultimately bringing the cancer to a wea...
Rice University scientists have developed a transparent coating for glass that can keep surfaces free of ice and fog while maintaining radio frequency transparency. The graphene nanoribbon film, refined for consistency, retains its heat-conductive properties when applied to glass or plastic surfaces.
Researchers at Rice University have successfully created strong conductive carbon threads using single-walled carbon nanotubes. By infusing the nanotubes with potassium and employing cage-like crown ethers, they were able to align the tubes and create a gel that could be extruded into fibers.
The Rice University lab has developed an RGB color display technology using aluminum nanorods, creating vivid red, blue and green hues comparable to high-definition LCD displays. The technology uses plasmonic aluminum nanorods in ordered arrays to produce dozens of colors, including rich tones.
Researchers found that the larvae of G. permixtana feed on Sagittaria trifolia, a new host plant in northern Iran, reducing arrowhead weed germination potential and providing an alternative solution for biological control.
Rice University computer scientists have developed cloud-computing tools to help analyze evolutionary patterns. The new open-source algorithms will enable researchers to track the evolution of genes and genomes across species more efficiently, making it possible to trace genes at scales that were not practical before.
Researchers at Rice University discover that phosphorus exhibits stable semiconducting properties in its 2-D form, even with defects. This property makes it a promising candidate for solar cells and electronics applications.
Researchers at Rice University have created a multiuser, multiantenna transmission scheme for the UHF band, which can serve multiple users simultaneously over long distances. The new technology combines proven technologies like MIMO to boost data rates without increasing power or channel usage.
Zubarev's team is refining methods to produce more gold nanorods using ascorbic acid, with potential applications in medical diagnostics and photothermal therapy. The NSF grant extension will support further research into processing and incorporating nanorods into metamaterials.
A new study finds that India's ground-level ozone pollution damages millions of tons of major crops, including wheat and rice, each year, with losses estimated at over $1 billion. The damage is enough to feed tens of millions of people living in poverty, highlighting the need for policy changes to address ozone pollution.
The Center for Theoretical Biological Physics at Rice University has received a five-year, $11.75 million grant from the NSF to support its work on applying physical science to new aspects of the natural world. Researchers will develop concepts, models and methods that quantitatively describe processes in living systems.
Researchers analyzed water produced by hydraulic fracturing and suggested non-chemical treatments for recycling. They found that produced water contains potentially toxic compounds, but most minerals originate from ancient connate waters, posing little concern.
Rice University scientists have successfully synthesized a newly discovered natural antibiotic, viridicatumtoxin B, which shows potent activity against Gram-positive bacteria. The simplified synthesis of this compound may pave the way for developing more effective antibiotics against superbugs.
Researchers at Rice University and the University of Nevada have found that cooling of the Pacific plate causes horizontal contraction and deformation. The rate of contraction is faster in younger parts of the plate, leading to a predicted 10 times faster contraction than older parts.