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  • Joseph Lyding, a professor of electrical and computer engineering at the University of Illinois, led a group that developed a new microscope probe-sharpening technique.

    Microscope probe-sharpening technique improves resolution, durability

    CHAMPAIGN, Ill. - A simple new improvement to an essential microscope component could greatly improve imaging for researchers who study the very small, from cells to computer chips.

  • image of professor sheldon jacobson

    Is backscatter X-ray a safe tool for airport security?

    A Minute With...™ Sheldon Jacobson, expert on airport security

  • Dr. Stephen Boppart led a team that developed a new medical imaging device that can see individual cells in the back of the eye to better diagnose and track disease. From left: postdoctoral researcher Yuan-Zhi Liu, graduate student Fredrick A. South, and professor Stephen Boppart.

    New technology looks into the eye and brings cells into focus

    CHAMPAIGN, Ill. — Eye doctors soon could use computing power to help them see individual cells in the back of a patient’s eye, thanks to imaging technology developed by engineers at the University of Illinois. Such detailed pictures of the cells, blood vessels and nerves at the back of the eye could enable earlier diagnosis and better treatment for degenerative eye and neurological diseases.

  • Tami Bond, a professor of civil and environmental engineering, has received a 2014 MacArthur fellowship, commonly called a "genius grant."

    Illinois engineer wins MacArthur fellowship

    CHAMPAIGN, Ill. - Tami Bond, a professor of civil and environmental engineering at the University of Illinois at Urbana-Champaign, has been awarded a 2014 MacArthur Fellowship, commonly known as a "genius grant," from the John D. and Catherine T. MacArthur Foundation.

  • Illinois researchers are using plastic that shrinks when heated to pack nanowires together for electronics applications.

    Shrinky Dinks close the gap for nanowires

    CHAMPAIGN, Ill. - How do you put a puzzle together when the pieces are too tiny to pick up? Shrink the distance between them.

  • A vascularized fiber-reinforced composite material. Illinois researchers developed a class of sacrificial fibers that degrade after composite fabrication, leaving hollow vascular tunnels that can transport liquids or gases through the composite.

    Vascular composites enable dynamic structural materials

    CHAMPAIGN, Ill. - Taking their cue from biological circulatory systems, University of Illinois researchers have developed vascularized structural composites, creating materials that are lightweight and strong with potential for self-healing, self-cooling, metamaterials and more.

  • Chemical and biological engineering professor and chair Paul Kenis and his group teamed up with researchers at startup company Dioxide Materials to develop a catalyst that dramatically reduces the energy requirements of artificial photosynthesis.

    Ionic liquid catalyst helps turn emissions into fuel

    CHAMPAIGN, Ill. - An Illinois research team has succeeded in overcoming one major obstacle to a promising technology that simultaneously reduces atmospheric carbon dioxide and produces fuel.

  • Electronic identifiers such as the barcode, left, or QR code, right, are evolving in complexity and capability, packaging expert Scott Morris says.

    Packaging expert sees a social revolution in the evolving barcode

    CHAMPAIGN, Ill. - What if you could trace the history of everything you buy back to its origins? Using your smart phone camera, you could learn what factory made the ingredients in your heart medication, what country grew the corn in your breakfast cereal, or even how to recycle the phone. You could follow the whole life cycle of a product and everyone who handled it along the way to ensure that the medicine you're taking isn't counterfeit and the food you're eating is safe.

  • A new 3-D imaging technique for live cells uses a conventional microscope to capture image slices throughout the depth of the cell, then computationally renders them into one three-dimensional image. The technique uses no dyes or chemicals, allowing researchers to observe cells in their natural state.

    3-D imaging provides window into living cells, no dye required

    CHAMPAIGN, Ill. - Living cells are ready for their close-ups, thanks to a new imaging technique that needs no dyes or other chemicals, yet renders high-resolution, three-dimensional, quantitative imagery of cells and their internal structures - all with conventional microscopes and white light.

  • Metal-assisted chemical etching uses two steps. First, a thin layer of gold is patterned on top of a semiconductor wafer with soft lithography (left). The gold catalyzes a chemical reaction that etches the semiconductor from the top down, creating three-dimensional structures for optoelectronic applications (right).

    New technique makes it easier to etch semiconductors

    CHAMPAIGN, Ill. - Creating semiconductor structures for high-end optoelectronic devices just got easier, thanks to University of Illinois researchers.

  • Educational psychologist Daniel Morrow is leading a project aimed at helping people with low health literacy better understand their health data.

    Computer-generated doctor explains test results to patients

    A computer-generated physician, now under development at the University of Illinois' Beckman Institute, explains diabetes and cholesterol test results to would-be patients in videos designed for viewing on electronic medical record portals.

  • Sheldon Jacobson

    Using a little science in your March Madness picks

    A Minute With...bracketology expert Sheldon Jacobson

  • Groundwater from three main aquifers in the United States contributes to food shipped across the country and around the globe, says a new study from civil and environmental engineers at Illinois and Lehigh University.

    Study: Groundwater from aquifers important factor in food security

    CHAMPAIGN, Ill. — Thirsty cities, fields and livestock drink deeply from aquifers, natural sources of groundwater. But a study of three of the most-tapped aquifers in the United States shows that overdrawing from these resources could lead to difficult choices affecting not only domestic food security but also international markets.

  • An atomic force microscope tip scans the surface of a graphene-metal contact to measure temperature with spatial resolution of about 10 nm and temperature resolution of about 250 mK.  Color represents temperature data.

    Self-cooling observed in graphene electronics

    CHAMPAIGN, Ill. - With the first observation of thermoelectric effects at graphene contacts, University of Illinois researchers found that graphene transistors have a nanoscale cooling effect that reduces their temperature.

  • Research led by the University of Illinois Urbana-Champaign produced a new temperature dependent 3D-printed polymer composite that can react to its environment.

    Researchers engineer a material that can perform different tasks depending on temperature

    Researchers report that they have developed a new composite material designed to change behaviors depending on temperature in order to perform specific tasks. These materials are poised to be part of the next generation of autonomous robotics that will interact with the environment.

  • Illinois researchers developed a platform to grow and study neuron cells using tiny rolled microtubes. Pictured, left to right: Olivia Cangellaris, Paul Froeter, professor Xiuling Li, Wen Huang and professor Martha Gillette.

    Microtubes create cozy space for neurons to grow, and grow fast

    CHAMPAIGN, Ill. - Tiny, thin microtubes could provide a scaffold for neuron cultures to grow so that researchers can study neural networks, their growth and repair, yielding insights into treatment for degenerative neurological conditions or restoring nerve connections after injury.

  • Flooded farm field draining into stream

    Study: 'Legacy' phosphorus delays water quality improvements in Gulf of Mexico

    The same phosphorous that fertilizes the thriving agriculture of the Midwest is also responsible for a vast “dead zone” in the Gulf of Mexico near the Mississippi Delta. Efforts to reduce the amount of phosphorus that enters the Mississippi River system are underway, but research led by the University of Illinois Urbana-Champaign suggests that remnants of the contaminant are left behind in riverbeds for years after introduction and pose an overlooked – and lingering – problem.  

  • Public domain of plants growing in laboratory designed to be used in space.

    Study brings scientists a step closer to successfully growing plants in space

    New, highly stretchable sensors can monitor and transmit plant growth information without human intervention, report University of Illinois Urbana-Champaign researchers in the journal Device. The polymer sensors are resilient to humidity and temperature, can stretch over 400% while remaining attached to a plant as it grows and send a wireless signal to a remote monitoring location, said chemical and biomolecular engineering professor Ying Diao, who led the study with plant biology professor and department head Andrew Leakey.

  • Two researchers sit with an image of an atomic-level simulation of DNA, shown in red, packed into a viral capsid, shown in blue

    First atom-level structure of packaged viral genome reveals new properties, dynamics

    A computational model of the more than 26 million atoms in a DNA-packed viral capsid expands our understanding of virus structure and DNA dynamics, insights that could provide new research avenues and drug targets, University of Illinois Urbana-Champaign researchers report in the journal Nature.

  • Radiation exposure: How much is too much

    A Minute With™...  James F. Stubbins, professor and head of nuclear, plasma, and radiological engineering

  • Photo of Yong-Su Jin in the laboratory

    Microbial division of labor produces higher biofuel yields

    Scientists have found a way to boost ethanol production via yeast fermentation, a standard method for converting plant sugars into biofuels. Their approach, detailed in the journal Nature Communications, relies on careful timing and a tight division of labor among synthetic yeast strains to yield more ethanol per unit of plant sugars than previous approaches have achieved.

  • Researchers found that a class of molecules called sphingolipids congregate in large patches in the cell membrane. Red and yellow colors indicate local elevations in the sphingolipid abundance.

    New look at cell membrane reveals surprising organization

    CHAMPAIGN, Ill. - Sight would dramatically alter a blind man's understanding of an elephant, according to the old story. Now, a look directly at a cell surface is changing our understanding of cell membrane organization.

  • An illustration of rendered experimental data showing the polycrystalline copper surface and the differing graphene coverages. Graphene grows in a single layer on the (111) copper surface and in islands and multilayers elsewhere.

    Research: Graphene grows better on certain copper crystals

    CHAMPAIGN, Ill. - New observations could improve industrial production of high-quality graphene, hastening the era of graphene-based consumer electronics, thanks to University of Illinois engineers.

  • Engineers developed the first tiny, synthetic machines that can swim by themselves, powered by beating heart cells.

    Tiny swimming bio-bots boldly go where no bot has swum before

    CHAMPAIGN, Ill. - The alien world of aquatic micro-organisms just got new residents: synthetic self-propelled swimming bio-bots.

  • Miniature "bio-bots" developed at the University of Illinois are made of hydrogel and heart cells, but can walk on their own.

    These bots were made for walking: Cells power biological machines

    CHAMPAIGN, Ill. - They're soft, biocompatible, about 7 millimeters long - and, incredibly, able to walk by themselves. Miniature "bio-bots" developed at the University of Illinois are making tracks in synthetic biology.

  • Electrical and computer engineering professor Can Bayram, left, and graduate student Kihoon Park led a study that redefines the thermal properties of gallium nitride semiconductors.

    New heat model may help electronic devices last longer

    A University of Illinois-based team of engineers has found that the model currently used to predict heat loss in a common semiconductor material does not apply in all situations. By testing the thermal properties of gallium nitride semiconductors fabricated using four popular methods, the team discovered that some techniques produce materials that perform better than others. This new understanding can help chip manufacturers find ways to better diffuse the heat that leads to device damage and decreased device lifespans.

  • Illinois researchers have linked electron microscope imaging and machine learning, making it much easier to study nanoparticles in action. The schematic shows how a neural network, middle, works as a bridge between liquid-phase electron microscope imaging, left, and streamlined data output, right. For more information visit, pubs.acs.org/doi/10.1021/acscentsci.0c00430.

    Machine learning peeks into nano-aquariums

    In the nanoworld, tiny particles such as proteins appear to dance as they transform and assemble to perform various tasks while suspended in a liquid. Recently developed methods have made it possible to watch and record these otherwise-elusive tiny motions, and researchers now take a step forward by developing a machine learning workflow to streamline the process. 

  • William L. Everitt

    BTN premieres documentary on pioneering educator

    “William L. Everitt: An Optimist’s Journey” premieres Nov. 11 at 9:30 p.m. CST/10:30 p.m. EST on the Big Ten Network. The new 30-minute documentary tells the story of the inventor, author, visionary and former dean of what is now The Grainger College of Engineering.

     

  • Portrait of professor Gary Parker at the Sangamon River in Mahomet, Illinois.

    Channel migration plays leading role in river network evolution, study finds

    Satellite views of Earth’s major river systems reveal their familiar treelike drainage patterns. The pattern – called dendritic – and its prevalence suggests that it may be the optimal state in which rivers exist. Challenged by the knowledge that numerical models of drainage evolution have yet to substantiate this assumption, researchers are now thinking of rivers as existing in a persistent reorganizational state instead of being in a set, stable configuration. Understanding this has implications for land use and infrastructure management decisions.

  • Civil and environmental engineering professor Praveen Kumar led research that determined bioenergy crops such as miscanthus can store more carbon in the soil than traditional corn or soybean crops.

    Bioenergy crops could store more carbon in soil

    CHAMPAIGN, Ill. - In addition to providing renewable energy, grass crops like switchgrass and miscanthus could store some of the carbon they pull from the atmosphere in the soil, according to a new study by University of Illinois researchers.

  • Professor Paul Braun and graduate student Chunjie Zhang developed a continuous glucose-monitoring system that changes color when glucose levels rise.

    A glucose meter of a different color provides continuous monitoring

    CHAMPAIGN, Ill. - University of Illinois engineers are bringing a touch of color to glucose monitoring.

  • University of Illinois bioengineers, from left, Ayanjeet Ghosh, professor Rohit Bhargava, Prabuddha Mukherjee and Sanghamitra Deb are using an updated infrared imaging technique to better examine and optimize a group of materials that could help solve some of the world’s most challenging energy, environmental and pharmaceutical challenges.

    Researchers put new spin on old technique to engineer better absorptive materials

    A team of University of Illinois bioengineers has taken a new look at an old tool to help characterize a class of materials called metal organic frameworks – MOFs for short. MOFs are used to detect, purify and store gases, and could help solve some of the worlds most challenging energy, environmental and pharmaceutical challenges – they can even pull water molecules straight from the air to provide relief from droughts.

  • Paul Braun, professor of materials science and engineering, center, led the research group of graduate student Xindi Yu, left, and postdoctoral researcher Huigang Zhang that developed a three-dimensional nanostructure for battery cathodes that allows for dramatically faster charging and discharging without sacrificing energy storage capacity.

    Batteries charge very quickly and retain capacity, thanks to new structure

    CHAMPAIGN, Ill. - The batteries in Illinois professor Paul Braun's lab look like any others, but they pack a surprise inside.

  • Ian Brooks, the director of the Center for Health Informatics

    CHIME in Illinois puts students to work on COVID-related data science projects

    An international public health initiative connects students and public health agencies with data-information needs.

  • Kaiyu Guan standing in an agriculutural field in Illinois

    Researchers propose a unified, scalable framework to measure agricultural greenhouse gas emissions

    Increased government investment in climate change mitigation is prompting agricultural sectors to find reliable methods for measuring their contribution to climate change. With that in mind, a team led by scientists at the University of Illinois Urbana-Champaign proposed a supercomputing solution to help measure individual farm field-level greenhouse gas emissions. Although locally tested in the Midwest, the new approach can be scaled up to national and global levels and help the industry grasp the best practices for reducing emissions.

  • Kristopher Kilian and his research team found stemlike cells at the edge of melanoma tumors secrete factors to promote blood-vessel growth, allowing the cancer to grow and spread.

    Stemlike cells at tumor perimeter promote new blood vessels to feed tumor growth

    Stemlike cells at the edge of melanoma tumors secrete factors to promote blood-vessel growth, allowing the cancer to grow and spread.

  • Carl R. Woese Institute for Genomic Biology faculty members Saurabh Sinha, a professor of computer science, left; and Gene Robinson, a professor of entomology and IGB director; and their colleagues warn that genomics data will likely surpass other big data in scale.

    Genomics to surpass the biggest data producers, experts warn

    CHAMPAIGN, Ill. — Each cell in the body contains a whole genome, yet the data packed into a few DNA molecules could fill a hard drive. As more people have their DNA sequenced, that data will require massive computational and storage capabilities beyond anything previously anticipated, says a new assessment from computational biologists and computer scientists at the University of Illinois and Cold Spring Harbor Laboratory.

  • An optical micrograph showing the chiral liquid crystal phase of a polymer that researchers are exploring to produce highly efficient semiconductor materials.

    Researchers identify unexpected twist while developing new polymer-based semiconductors

    A new study led by chemists at the University of Illinois Urbana-Champaign brings fresh insight into the development of semiconductor materials that can do things their traditional silicon counterparts cannot – harness the power of chirality, a non-superimposable mirror image.

  • Researchers

    Nothing is everything: How hidden emptiness can define the usefulness of filtration materials

    Voids, or empty spaces, exist within matter at all scales, from the astronomical to the microscopic. In a new study, researchers used high-powered microscopy and mathematical theory to unveil nanoscale voids in three dimensions. This advancement is poised to improve the performance of many materials used in the home and in the chemical, energy and medical industries — particularly in the area of filtration. 

  • Deborah Leckband

    'Molecular Velcro' enables tissues to sense, react to mechanical force

    The Velcro-like cellular proteins that hold cells and tissues together also perform critical functions when they experience increased tension. A new University of Illinois Urbana-Champaign study observed that when tugged upon in a controlled manner, these proteins – called cadherins – communicate with growth factors to influence in vitro tumor growth in human carcinoma cells.

  • flaherty_bregante

    Metal-ion catalysts and hydrogen peroxide could green up plastics production

    Researchers at the University of Illinois are contributing to the development of more environmentally friendly catalysts for the production of plastic and resin precursors that are often derived from fossil fuels. The key to their technique comes from recognizing the unique physical and chemical properties of certain metals and how they react with hydrogen peroxide.

  • A microscope image of a bio-bot.

    Spinal cord gives bio-bots walking rhythm

    Miniature biological robots are making greater strides than ever, thanks to the spinal cord directing their steps.

  • Image shows a large industral 3D printer depositing ink composite on to a surface

    New metric allows researchers to better understand soft material behavior

    The mechanics behind the collapse of soft materials structure have befuddled researchers for decades. In a new study, researchers uncover a metric that finally correlates microscopic-level processes with what is seen at the macroscopic level. 

  • University of Illinois researchers have honed a technique called the Stokes trap, which can handle and test the physical limits of tiny, soft particles using only fluid flow. From left, undergraduate student Channing Richter, professor Charles Schroeder and graduate student Dinesh Kumar.

    Scientists develop gentle, microscopic hands to study tiny, soft materials

    Handling very soft, delicate items without damaging them is hard enough with human hands, let alone doing it at the microscopic scale with laboratory instruments. Three new studies show how scientists have honed a technique for handling tiny, soft particles using precisely controlled fluid flows that act as gentle microscopic hands. The technique allows researchers to test the physical limits of these soft particles and the things made from them – ranging from biological tissues to fabric softeners.

  • Professor Qian Chen, seated, and graduate students Binbin Luo, left, and Zihao Ou collaborated with researchers at Northwestern University to observe and simulate the formation of crystalline materials at a much higher resolution than before.

    Crystallization clarified, researchers report

    Researchers from the University of Illinois at Urbana-Champaign and Northwestern University have made it possible to observe and simulate the self-assembly of crystalline materials at a much higher resolution than before.

  • Professor Richard Sowers, left, and recent graduate Daniel Carmody have developed a new computer algorithm that will help urban planners understand and measure traffic congestion and suggest alternative routes.

    Driver behavior influences traffic patterns as much as roadway design, study reports

    Urban planners may soon have a new way to measure traffic congestion. By capturing the different routes by which vehicles can travel between locations, researchers have developed a new computer algorithm that helps quantify regions of congestion in urban areas and suggests ways around them

  • Graphic of click beetle and coiled actuators

    Click beetle-inspired robots jump using elastic energy

    Researchers have made a significant leap forward in developing insect-sized jumping robots capable of performing tasks in the small spaces often found in mechanical, agricultural and search-and-rescue settings. A new study led by mechanical science and engineering professor Sameh Tawfick demonstrates a series of click beetle-sized robots small enough to fit into tight spaces, powerful enough to maneuver over obstacles and fast enough to match an insect’s rapid escape time.

  • Carle Illinois College of Medicine research affiliation agreement completed

    Leaders of the University of Illinois at Urbana-Champaign and Carle Health System announced the completion of a set of agreements and policies related to joint research practices and governance of the Carle Illinois College of Medicine.

  • Chemical and biomolecular engineering professor Charles Schroeder, left, and graduate student Peter Zhou have found that single polymers  acting as individuals  work together to give synthetic materials macroscopic properties like viscosity and strength.

    Study reveals how polymers relax after stressful processing

    The polymers that make up synthetic materials need time to de-stress after processing, researchers said. A new study has found that entangled, long-chain polymers in solutions relax at two different rates, marking an advancement in fundamental polymer physics. The findings will provide a better understanding of the physical properties of polymeric materials and critical new insight to how individual polymer molecules respond to high-stress processing conditions.

  • Two researchers stand in suits while a shadowed research subject performs a motor task while wearing a sensor on their hand.

    Wearable sensors for Parkinson’s can improve with machine learning, data from healthy adults

    Low-cost, wearable sensors could increase access to care for patients with Parkinson’s disease. New machine-learning approaches and a baseline of data from healthy older adults improve the accuracy of the results from such sensors, University of Illinois Urbana-Champaign researchers and clinical collaborators found in a new study.