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Nano-based RFID tags could replace bar codes

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.

SourceRice University·JournalIEEE Transactions on Electron Devices·DateMar 18, 2010

3-D cell culture: Making cells feel right at home

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.

SourceRice University·JournalNature Nanotechnology·DateMar 15, 2010

Look at Mie!

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.

SourceRice University·JournalNano Letters·DateMar 12, 2010

Rice researchers make graphene hybrid

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.

SourceRice University·JournalNature Materials·DateMar 1, 2010

Less is more in cancer imaging

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.

SourceRice University·JournalJournal of Nuclear Medicine·DateFeb 11, 2010

Rice physicists kill cancer with 'nanobubbles'

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.

SourceRice University·JournalNanotechnology·DateFeb 4, 2010

Nano imagining takes turn for the better

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.

SourceRice University·JournalProceedings of the National Academy of Sciences·DateFeb 3, 2010

Gecko's lessons transfer well

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

SourceRice University·JournalACS Nano·DateJan 25, 2010

Rice scientists divide and conquer

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.

SourceRice University·JournalChemistry & Biology·DateDec 28, 2009

Antagonistic genes control rice growth

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.

SourceCarnegie Institution for Science·JournalThe Plant Cell·DateDec 15, 2009

Study reveals H1N1 unexpected weakness

Researchers at Rice University and Baylor College of Medicine found a previously unrealized role of receptor-binding residues in host evasion, which could be a bottleneck for the virus. This discovery may lead to more efficient vaccine design not only for H1N1 but also for other strains of the flu.

SourceRice University·JournalPLOS ONE·DateDec 10, 2009

A see-through surprise

Rice University Professor Junichiro Kono and his team discovered a plasmonic material that can either stop or let through terahertz beams with adjustments to temperature and/or magnetic field. This finding helps close the knowledge gap in the electromagnetic spectrum between electronic and photonic devices.

SourceRice University·JournalNature Physics·DateDec 7, 2009

New funds for Rice, M.D. Anderson program

The Rice University-M.D. Anderson Cancer Center program provides incoming graduate students with early exposure to translational research and clinical practice. The HHMI funding renewal will allow the program to expand to include students from M.D. Anderson's Department of Imaging Physics.

Rice ties in race for atomic-scale breakthrough

Physicists at Rice University have successfully created a Bose-Einstein condensate from strontium atoms, marking an important advancement in atomic-scale research. The achievement demonstrates the long-sought creation of a state where individual atoms lose their identity and come together to form a singular lump.

MIT scientists pinpoint origin of dissolved arsenic in Bangladesh drinking water

Researchers pinpoint the origin of dissolved arsenic in Bangladesh's drinking water to ponds excavated for village construction and irrigated agriculture. The study suggests that these ponds mobilize organic carbon, leading to arsenic dissolution in groundwater, with rice fields acting as a buffer but also contributing to arsenic levels.

Rice U. lab leads hunt for new zeolites

A Rice University lab has discovered over 2.7 million possible structures for molecular sieves, also known as zeolites, which have potential applications in industries such as gasoline production and laundry detergents.

SourceRice University·JournalThe Journal of Physical Chemistry C·DateNov 2, 2009

In amoeba world, cheating doesn't pay

In a study published in Nature, researchers found that cooperative amoebas can evolve genetic defenses against cheaters, preserving collective behavior. The Dictyostelium discoideum mutants discovered by the Rice-Baylor team demonstrated a remarkable ability to resist cheater cells and maintain altruistic traits.

SourceRice University·JournalNature·DateOct 1, 2009

'Evolutionary forecasting' for drug resistance

Rice University biochemists are developing a system of 'evolutionary forecasting' to better understand the mechanisms of antibiotic resistance. By sequencing genomes and analyzing molecular changes, they hope to identify patterns and rules governing how bacteria evolve to become drug-resistant.

Graphitic memory techniques advance at Rice

Researchers simplify fabrication of nano storage, creating a potentially very dense, stable nonvolatile memory for digital devices. The graphite-based approach uses industry-standard lithographic techniques to deposit amorphous graphite onto silicon, facilitating the creation of reliable memory bits.

SourceRice University·JournalACS Nano·DateSep 9, 2009

Rice tapped for role in computing research center

Rice University will lead a multi-university Center for Domain-Specific Computing with UCLA, Ohio State, and UC Santa Barbara to develop high-performance computing for medical imaging. The project aims to create energy-efficient, cost-effective solutions for preventive, diagnostic, and therapeutic procedures.

Protein folding: Diverse methods yield clues

Researchers compare two methods for studying protein folding: atomic force microscopy and chemical denaturant method. Both approaches reveal similarities in protein behavior, offering new insights into the forces that shape proteins.

SourceRice University·JournalThe Journal of Physical Chemistry·DateAug 6, 2009

Nanotubes take flight

Rice University chemist Bob Hauge's team creates bundles of SWNTs using a novel printing process, yielding a high yield of nanotubes. The process could lead to large-scale production of meter-long strands of nanotubes.

SourceRice University·JournalNano Research·DateJul 29, 2009

Video shows nanotube spins as it grows

The study provides the first experimental evidence of how individual carbon atoms are added to growing nanotubes. The rotation proceeds in discrete steps, resembling the halting motion of a mechanical clock's second hand, with approximately 24 steps per rotation.

SourceRice University·JournalNano Letters·DateJul 27, 2009

Getting to the bottom of rice

A global research team analyzed the genomes of twenty genetically diverse rice types to identify favorable traits and their DNA variations. This breakthrough enables breeders to develop new and improved rice varieties more effectively, particularly in addressing climate change impacts.

SourceMax-Planck-Gesellschaft·JournalProceedings of the National Academy of Sciences·DateJul 23, 2009

Fighting disease atom by atom

The study reveals the atomic structure of the hepatitis E protein shell, which could lead to new ways to stop the virus. Researchers have identified potential sites on the model for designing drugs that can interrupt the binding process and prevent the virus from attaching to cell receptors.

SourceRice University·JournalProceedings of the National Academy of Sciences·DateJul 21, 2009

New theory on why male, female lemurs same size

A new theory proposes that male lemurs deposit a solid plug in the female's reproductive tract to prevent rival males from mating, allowing them to focus on other females. This strategy is thought to be advantageous when females have short receptivity periods and are the same size as males.

SourceRice University·JournalEvolutionary Biology·DateJul 14, 2009