Add BrightSurf on Google Email

Harvey runoff menaces Texas' coral reefs

A recent expedition to the Flower Garden Banks National Marine Sanctuary revealed a 10% drop in salinity levels due to Hurricane Harvey's floodwater plume. The team hopes to track the plume as it migrates through the Gulf, aiming to understand its impact on the reefs' health.

Rice U. study: Vibrating nanoparticles interact

Rice University researchers have found that placing gold nanodisks into groups can selectively alter their vibrational frequencies, a discovery that could lead to new ways of converting light energy into mechanical energy. The study's findings show promise for applications in secure communications, sensing, and other fields.

SourceRice University·JournalProceedings of the National Academy of Sciences·DateOct 16, 2017

Spinning strands hint at folding dynamics

Researchers at Rice University have created a platform to study polymer folding dynamics using magnetic beads. The new method allows for the observation of complex behaviors, such as bending and coiling, in semiflexible fibers like actin and DNA.

SourceRice University·JournalPhysical Review Fluids·DateOct 16, 2017

Rice's Laurence Yeung named 2017 Packard Fellow

Laurence Yeung, a geochemist at Rice University, has been awarded a 2017 Packard Fellowship to support his research on the atmospheric system. He plans to use the grant to take risks and explore new ideas in his field, including the development of a compact device for isotopic measurements.

Long nanotubes make strong fibers

Researchers at Rice University have advanced the art of making nanotube-based materials by characterizing and purifying long nanotube wires and films. The study found that longer nanotubes yield stronger and more conductive fibers, with an average tensile strength of 2.4 GPa and electrical conductivity of 8.5 megasiemens per meter.

SourceRice University·JournalACS Applied Materials & Interfaces·DateOct 16, 2017

Rice U. lab surprised by ultraflat magnets

Researchers at Rice University created ultraflat magnets with magnetic properties by adding rhenium to two-dimensional materials, expanding possibilities for spintronic devices. The discovery was made using chemical vapor deposition and doping techniques.

SourceRice University·JournalAdvanced Materials·DateOct 11, 2017

Nerve cells' gatekeepers take many forms

Scientists use single-molecule FRET imaging techniques to study the dynamics of NMDA receptor gates, which control chemical signals into electrical signals. The research reveals that these gates have multiple conformational interactions that improve or degrade signaling.

SourceRice University·JournalNature Chemical Biology·DateOct 9, 2017

New test opens path for better 2-D catalysts

Researchers at Rice University and Los Alamos National Laboratory have developed a technique to probe through tiny windows created by an electron beam and measure the catalytic activity of molybdenum disulfide, a two-dimensional material. The study found that most production of hydrogen is coming from the thin sheets' edges.

SourceRice University·JournalAdvanced Materials·DateOct 5, 2017

Kinesins ignore weak forces as they carry heavy loads

A Rice University-led study shows that kinesins ignore weak forces as they transport cargo in cells, with lead kinesins carrying 90% of the load. The research provides molecular-level details of how kinesins respond to external forces and confirms earlier experiments on team-based motor proteins.

SourceRice University·JournalProceedings of the National Academy of Sciences·DateOct 2, 2017

Asphalt helps lithium batteries charge faster

Rice University scientists have created a new anode material made from asphalt that shows exceptional stability and can bring lithium metal batteries from zero to full charge in just five minutes. The finding has significant implications for high-power density devices, including rapid charging capabilities.

SourceRice University·JournalACS Nano·DateOct 2, 2017

Four elements make 2-D optical platform

Researchers at Rice University have discovered a four-component alloy with tunable optical properties, which could lead to more efficient solar cells and light-emitting diodes. The alloy's optical bandgap can be altered by changing the growth temperature, making it a promising material for various applications.

SourceRice University·JournalAdvanced Materials·DateSep 25, 2017

Filter may be a match for fracking water

Researchers create a superhydrophilic filter that can remove greater than 90% of hydrocarbons and all bacteria from contaminated water produced by hydraulic fracturing operations. The filter significantly cuts the amount of water that needs to be stored or transported, making it ideal for reusing in fracking operations.

SourceSwansea University·JournalScientific Reports·DateSep 25, 2017

Filter may be a match for fracking water

Rice University scientists developed a superhydrophilic membrane that can remove more than 90% of hydrocarbons, bacteria, and particulates from contaminated fracking water. The filter keeps emulsified hydrocarbons from passing through, allowing for reuse and reducing the need for storage or transportation.

SourceRice University·JournalScientific Reports·DateSep 25, 2017

Motorized molecules drill through cells

Researchers have developed motorized molecules that can target and destroy specific cells using ultraviolet light. The nanomachines can be designed to deliver drugs or disrupt cell membranes, showing promise for treating diseases like breast tumors and melanomas.

SourceRice University·JournalNature·DateAug 30, 2017

Metal simplifies synthesis of antibody drugs

Rice University scientists have developed a method to efficiently modify natural antibodies that can deliver drugs to target cells by adding rhodium, a rare transition metal. The new technique allows labs to test the relative function of various antibody sources and antigen targets to see which will work best on tumor cells.

Data mining finds more than expected beneath Andean Plateau

Seismologists have discovered that processes beneath the Andean Plateau produce far more continental rock than previously thought. The findings suggest that mountain-forming regions could create larger volumes of continental crust in less time, leading to significant changes in our understanding of Earth's geological history.

SourceRice University·JournalScientific Reports·DateAug 23, 2017

Hidden river once flowed beneath Antarctic ice

A Rice University study reveals that flowing liquid water below the Antarctic ice appears to play a pivotal role in determining the fate of Antarctic ice streams. The research used sediment cores and precise seafloor maps to uncover an extensive, uncovered, water-carved channel connected to subglacial lakes.

SourceRice University·JournalNature Geoscience·DateAug 21, 2017

Hot spot at Hawaii? Not so fast

Researchers developed a method to analyze hot spot tracks and found most groups are fixed and relatively motionless, moving at about 4 millimeters per year. This contradicts previous findings that suggested hot spots moved as much as 33 millimeters a year.

SourceRice University·JournalGeophysical Research Letters·DateAug 18, 2017

Boron nitride foam soaks up carbon dioxide

Researchers at Rice University have developed a new material that can absorb up to 340% of its weight in carbon dioxide, making it a promising solution for capturing greenhouse gases. The boron nitride foam is highly porous and can be tuned for specific applications.

SourceRice University·JournalACS Nano·DateAug 16, 2017

2-faced 2-D material is a first at Rice

Researchers at Rice University have created a semiconducting transition-metal dichalcogenide material called Janus sulfur molybdenum selenium (SMoSe) with a larger band gap than molybdenum diselenide. The discovery has potential applications in catalytic production of hydrogen and other fields.

SourceRice University·JournalACS Nano·DateAug 14, 2017

Landscapes give latitude to 2-D material designers

Rice University researchers have developed a method to control defects in 2-D materials, which can enhance their electronic, magnetic and optical properties. By growing atomic-thin sheets on curved substrates, they can manipulate the appearance of grain boundaries, which are critical in determining material behavior.

SourceRice University·JournalACS Nano·DateAug 9, 2017

Multi-nutrient rice against malnutrition

Researchers have successfully created a multi-nutrient rice variety that produces iron, zinc, and beta-carotene, addressing micronutrient deficiencies. The new rice lines could provide a solution to hidden hunger in Asia and Africa if they are widely adopted.

SourceETH Zurich·JournalScientific Reports·DateAug 8, 2017

Two sides to this energy story

Researchers at Rice University have developed a catalyst that can split water into hydrogen and oxygen, offering a potential solution for renewable energy. The catalyst uses laser-induced graphene, a low-cost material, to produce large bubbles of oxygen and hydrogen simultaneously.

SourceRice University·JournalACS Applied Materials & Interfaces·DateAug 3, 2017

Millions may face protein deficiency as a result of human-caused carbon dioxide emissions

A new study from Harvard T.H. Chan School of Public Health finds that rising CO2 levels may lead to a decline in the nutritional value of staple crops, increasing the risk of dietary deficiencies among vulnerable populations. The study estimates that up to 150 million people may be at risk of protein deficiency due to elevated CO2 levels.

SourceHarvard T.H. Chan School of Public Health·JournalEnvironmental Health Perspectives·DateAug 2, 2017

Magnetized viruses attack harmful bacteria

Researchers at Rice University and the University of Science and Technology of China have developed a combination of antibacterial phages and magnetic nanoparticle clusters that infect and destroy bacteria protected by biofilms in water treatment systems. The innovative material, which uses bacteriophages combined with nanoparticles, c...

Technique enables printable and rewritable color images

Scientists at Rice University have created a method for printing and rewriting color images by utilizing structural colors, which are determined by the selective reflections of certain colors at specific angles. The technique uses a single, colorless ink and can generate high-resolution images with excellent durability.

SourceRice University·JournalAdvanced Materials·DateAug 1, 2017

Bubbles help new catalysts self-optimize

Scientists at Rice University and Lawrence Livermore National Laboratory have developed new two-dimensional electrocatalysts that extract hydrogen from water with high efficiency and low cost. The catalysts were created by forming bubbles between layers, which breaks them apart and increases the number of active sites.

SourceRice University·JournalNature Energy·DateJul 31, 2017

Rice University chemists make laser-induced graphene from wood

Researchers at Rice University have successfully turned wood into an electrical conductor by creating laser-induced graphene, a form of the atom-thin carbon material. The process involves heating a thin film pattern onto a block of pine using a standard industrial laser, producing high-quality graphene foam bound to the wood surface.

SourceRice University·JournalAdvanced Materials·DateJul 31, 2017

Glaciers may have helped warm Earth

A new study suggests that glaciers may have played a role in releasing carbon dioxide into the atmosphere, potentially warming the planet. The research found that glacial weathering increased the rate of carbon dioxide release, with oscillating glaciers changing atmospheric levels by up to 25 parts per million over 10,000 years.

SourceRice University·JournalProceedings of the National Academy of Sciences·DateJul 31, 2017

Rice U. scientists reel in structure of salmon virus

The Rice lab has produced the first full-length structure of a salmon virus protein, shedding light on its role in viral assembly and potentially informing strategies to treat human influenza viruses. The discovery could lead to new antiviral treatments by targeting the protein's interaction with other viral components.

SourceRice University·JournalProceedings of the National Academy of Sciences·DateJul 28, 2017

Heavy metals in water meet their match

Researchers at Rice University have created a novel filter that can remove toxic heavy metals from contaminated water, using a combination of carbon nanotubes and quartz fibers. The filters are reusable and can be washed with vinegar, making them an effective solution for treating water in remote regions.

SourceRice University·JournalScientific Reports·DateJul 27, 2017

Heavy metals in water meet their match

Developed by Swansea University and Rice University, the filter removes toxic heavy metals from water using carbon nanotubes immobilized in quartz fiber. The filters can be reused after washing with vinegar and are capable of treating large amounts of contaminated water.

SourceSwansea University·JournalScientific Reports·DateJul 27, 2017

DREAMers at greater risk for mental health distress

A study from Rice University found that Mexican immigrants living in the US without proper documentation are at high risk of psychological distress. The survey revealed that respondents aged 18-25 were most likely to exhibit distress, citing loss of home, social status, and family as reasons for their mental health issues.

SourceRice University·JournalAmerican Journal of Psychiatry·DateJul 27, 2017

Triple-layer catalyst does double duty

The researchers created a three-layer structure of nickel, graphene, and a compound of iron, manganese, and phosphorus that can produce both hydrogen and oxygen simultaneously. The material is scalable, stable in acidic and basic solutions, and requires less energy than traditional catalysts.

SourceRice University·JournalNano Energy·DateJul 26, 2017

On the path to vitamin A in rice

Scientists from the University of Freiburg successfully elucidated the three-dimensional structure of phytoene desaturase, a crucial enzyme in carotene production. This breakthrough offers insights into herbicide binding and reaction mechanisms, which may lead to new agents for crop protection and Golden Rice development.

SourceUniversity of Freiburg·JournalStructure·DateJul 21, 2017

Scientists seek to engineer chatter among cells

Researchers at Rice University and the University of Houston are developing mathematical models to understand how cells in large colonies of bacteria communicate with each other. Their goal is to design colonies that can perform computations and make sophisticated decisions, mimicking the ability of tissues to maintain homeostasis.

Here's a tip: Indented cement shows unique properties

Rice University scientists found that indented tobermorite responds differently than bulk material, with layers bonding through indentation remaining intact after force removal. The study reveals three molecular mechanisms at work in tobermorite, which are also responsible for the strength of calcium-silicate-hydrate mix in cement.

SourceRice University·JournalScientific Reports·DateJul 19, 2017

Fluorine grants white graphene new powers

Rice University researchers discovered a way to turn white graphene, an exceptional conductor of heat, into a wide-bandgap semiconductor with magnetic properties by adding fluorine. The magnetism is an unexpected bonus that could make the unique material suitable for electronics in extreme environments.

SourceRice University·JournalScience Advances·DateJul 14, 2017