blog postsU of I virtual test assesses bioengineering students' laboratory skillsOct 23, 2020 2:45 pm378 views When COVID-19 forced the U. of I. to go to online-only instruction last spring, a team led by bioengineering professor Karin Jensen created a test to remotely assess students' ability to culture cells in the laboratory.Cicada-inspired waterproof surfaces closer to reality, researchers reportOct 22, 2020 9:30 am1226 views A multidisciplinary group that studies the physical and chemical properties of insect wings has demonstrated the ability to reproduce the nanostructures that help cicada wings repel water and prevent bacteria from establishing on the surface. The new technique – which uses commercial nail polish – is economical and straightforward, and the researchers said it will help fabricate future high-tech waterproof materials.Octopus-inspired sucker transfers thin, delicate tissue grafts and biosensorsOct 16, 2020 2:00 pm3522 views Thin tissue grafts and flexible electronics have a host of applications for wound healing, regenerative medicine and biosensing. A new device inspired by an octopus’s sucker rapidly transfers delicate tissue or electronic sheets to the patient, overcoming a key barrier to clinical application, report researchers at the University of Illinois at Urbana-Champaign and collaborators.Multi-institutional team extracts more energy from sunlight with advanced solar panelsOct 6, 2020 8:00 am1864 views Researchers working to maximize solar panel efficiency said layering advanced materials atop traditional silicon is a promising path to eke more energy out of sunlight. A new study shows that by using a precisely controlled fabrication process, researchers can produce multilayered solar panels with the potential to be 1.5 times more efficient than traditional silicon panels.Gene expression altered by direction of forces acting on cellSep 29, 2020 8:00 am836 views Tissues and cells in the human body are subjected to a constant push and pull – strained by other cells, blood pressure and fluid flow, to name a few. The type and direction of the force on a cell alters gene expression by stretching different regions of DNA, researchers at University of Illinois Urbana-Champaign and collaborators in China found in a new study.How is campus adjusting HVAC systems during the coronavirus pandemic?Sep 28, 2020 12:15 pm744 views As temperatures drop and more people gather indoors, concerns about coronavirus particles floating in the air are on the rise. Officials at the University of Illinois, Urbana-Champaign have made adjustments to heating, ventilation and air conditioning systems to provide adequate ventilation, says Mohamed Attalla, the executive director of Facilities and Services. He spoke with News Bureau physical sciences editor Lois Yoksoulian about the proactive measures taken to assure that campus HVAC systems are operating correctly and supplying fresh outdoor air to buildings. Most homemade masks are doing a great job, even when we sneeze, study findsSep 17, 2020 9:30 am5386 views Studies indicate that homemade masks help combat the spread of viruses like COVID-19 when combined with frequent hand-washing and physical distancing. Many of these studies focus on the transfer of tiny aerosol particles; however, researchers say that speaking, coughing and sneezing generates larger droplets that carry virus particles. Because of this, mechanical engineer Taher Saif said the established knowledge may not be enough to determine how the effectiveness of some fabrics used in homemade masks.Study: Portable, point-of-care COVID-19 test could bypass the labAug 31, 2020 2:00 pm6605 views In a new study, University of Illinois, Urbana-Champaign researchers have demonstrated a prototype of a rapid COVID-19 molecular test and a simple-to-use, portable instrument for reading the results with a smartphone in 30 minutes, which could enable point-of-care diagnosis without needing to send samples to a lab.U of I to lead two of seven new national artificial intelligence institutesAug 26, 2020 8:00 am7189 views The National Science Foundation and the U.S. Department of Agriculture’s National Institute of Food and Agriculture are announcing an investment of more than $140 million to establish seven artificial intelligence institutes in the U.S. Two of the seven will be led by teams at the University of Illinois, Urbana-Champaign. The USDA-NIFA will fund the AI Institute for Future Agricultural Resilience, Management and Sustainability at the U. of I. Illinois computer science professor Vikram Adve will lead the AIFARMS Institute. The NSF will fund the AI Institute for Molecular Discovery, Synthetic Strategy and Manufacturing, also known as the Molecule Maker Lab Institute. Huimin Zhao, a U. of I. professor of chemical and biomolecular engineering and of chemistry, will lead this institute.New approach to explaining soft material flow may yield way to new materials, disaster predictionAug 24, 2020 2:00 pm793 views How does toothpaste stay in its tube and not ooze out when we remove the cap? What causes seemingly solid ground to suddenly break free into a landslide? Defining exactly how soft materials flow and seize has eluded researchers for years, but a new study explains this complex motion using relatively simple experiments. The ability to define – and eventually predict – soft material flow will benefit people dealing with everything from spreadable cheese to avalanches.Machine learning peeks into nano-aquariumsAug 24, 2020 8:00 am477 views 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. Students use TikTok to learn about biomechanics during engineering virtual summer campsAug 13, 2020 11:30 am980 views Teens attending the virtual summer camps hosted by the College of Engineering used the video-sharing medium TikTok to learn the principles of biomechanics and the techniques of motion-capture analysis.Illinois 'engineer guy' Hammack awarded Hoover MedalAug 13, 2020 8:00 am1750 views Bill Hammack, a professor of chemical and biomolecular engineering at the University of Illinois, Urbana-Champaign, has been awarded the Hoover Medal.Electronic components join forces to take up 10 times less space on computer chipsAug 10, 2020 1:45 pm1346 views Electronic filters are part of the inner workings of our phones and other wireless devices. They eliminate or enhance specific input signals to achieve the desired output signals. They are essential, but take up space on the chips that researchers are on a constant quest to make smaller. A new study demonstrates the successful integration of the individual elements that make up electronic filters onto a single component, significantly reducing the amount of space taken up by the device.Training neural circuits early in development improves response, study findsAug 6, 2020 1:30 pm1080 views When it comes to training neural circuits for tissue engineering or biomedical applications, a new study suggests a key parameter: Train them young. Electric cooker an easy, efficient way to sanitize N95 masks, study findsAug 6, 2020 9:30 am140762 views Owners of electric multicookers may be able to add another use to its list of functions, a new study suggests: sanitization of N95 respirator masks. The University of Illinois, Urbana-Champaign study found that 50 minutes of dry heat in an electric cooker, such as a rice cooker or Instant Pot, decontaminated N95 respirators inside and out while maintaining their filtration and fit. This could enable wearers to safely reuse limited supplies of the respirators, originally intended to be one-time-use items. CHIME in Illinois puts students to work on COVID-related data science projectsAug 4, 2020 8:45 am716 views An international public health initiative connects students and public health agencies with data-information needs.Human activity on rivers outpaces, compounds effects of climate changeJun 19, 2020 10:00 am2344 views The livelihoods of millions of people living along the world’s biggest river systems are under threat by a range of stressors caused by the daily economic, societal and political activity of humans – in addition to the long-term effects of climate change, researchers report.Researchers mimic nature for fast, colorful 3D printingJun 10, 2020 1:00 pm1372 views Brilliantly colored chameleons, butterflies, opals – and now some 3D-printed materials – reflect color by using nanoscale structures called photonic crystals. A new study that demonstrates how a modified 3D-printing process provides a versatile approach to producing multiple colors from a single ink is published in the journal Science Advances.Do COVID-19 apps protect your privacy?Jun 8, 2020 1:00 pm1161 views Many mobile apps that track the spread of COVID-19 ask for personal data but don’t indicate the information will be secure.Making a homemade COVID mask? Study explains best fabric choicesMay 1, 2020 9:45 am33507 views Health authorities believe COVID-19 spreads by the transmission of respiratory droplets, and the Centers for Disease Control and Prevention recommends homemade cloth face coverings for use in public spaces. Starting today, Illinois joins many other states in requiring people to wear masks while out. However, initial uncertainty regarding the masks’ effectiveness in reducing exhaled droplets leaves some people unsure or skeptical of their usefulness during the current COVID-19 pandemic. Mechanical science and engineering professor Taher Saif spoke with News Bureau physical sciences editor Lois Yoksoulian about a study that he and his graduate students, Onur Aydin and Bashar Emon, performed on the effectiveness of common household fabrics for use in homemade masks.Nanostimulators boost stem cells for muscle repairMay 1, 2020 8:00 am1185 views In regenerative medicine, an ideal treatment for patients whose muscles are damaged from lack of oxygen would be to invigorate them with an injection of their own stem cells. In a new study published in the journal ACS Nano, researchers at the University of Illinois at Urbana-Champaign demonstrated that “nanostimulators” – nanoparticles seeded with a molecule the body naturally produces to prompt stem cells to heal wounds – can amp up stem cells’ regenerative powers in a targeted limb in mice.Spinal cord gives bio-bots walking rhythmApr 28, 2020 10:00 am729 views Miniature biological robots are making greater strides than ever, thanks to the spinal cord directing their steps.Inexpensive, portable detector identifies pathogens in minutesApr 23, 2020 12:00 pm3935 views Most viral test kits rely on labor- and time-intensive laboratory preparation and analysis techniques; for example, tests for the novel coronavirus can take days to detect the virus from nasal swabs. Now, researchers have demonstrated an inexpensive yet sensitive smartphone-based testing device for viral and bacterial pathogens that takes about 30 minutes to complete. The roughly $50 smartphone accessory could reduce the pressure on testing laboratories during a pandemic such as COVID-19.New study shows how oxygen transfer is altered in diseased lung tissueApr 9, 2020 12:00 pm2114 views A multidisciplinary team of researchers at the University of Illinois at Urbana-Champaign has developed tiny sensors that measure oxygen transport in bovine lung tissue. The study – which establishes a new framework for observing the elusive connection between lung membranes, oxygen flow and related disease – is published in the journal Nature Communications.Crumpled graphene makes ultra-sensitive cancer DNA detectorMar 24, 2020 6:00 am2192 views Graphene-based biosensors could usher in an era of liquid biopsy, detecting DNA cancer markers circulating in a patient’s blood or serum. But current designs need a lot of DNA. In a new study, crumpling graphene makes it more than ten thousand times more sensitive to DNA by creating electrical “hot spots,” researchers at the University of Illinois at Urbana-Champaign found.Study maps landmarks of peripheral artery disease to guide treatment developmentMar 2, 2020 8:30 am1168 views Novel biomedical advances that show promise in the lab often fall short in clinical trials. For researchers studying peripheral artery disease, this is made more difficult by a lack of standardized metrics for what recovery looks like. A new study from University of Illinois at Urbana-Champaign researchers identifies major landmarks of PAD recovery, creating signposts for researchers seeking to understand the disease and develop treatments.Breaking the temperature barrier in small-scale materials testingFeb 25, 2020 8:00 am973 views Researchers have demonstrated a new method for testing microscopic aeronautical materials at ultra-high temperatures. By combining electron microscopy and laser heating, scientists can evaluate these materials much more quickly and inexpensively than with traditional testing.New CRISPR base-editing technology slows ALS progression in miceFeb 21, 2020 10:15 am2312 views A new CRISPR gene-editing method can inactivate one of the genes responsible for an inherited form of ALS, scientists at the University of Illinois at Urbana-Champaign report in a new study. The novel treatment slowed disease progression, improved muscle function and extended lifespan in mice with an aggressive form of ALS.Sottos elected to National Academy of EngineeringFeb 7, 2020 1:00 pm2697 views Nancy Sottos, an engineering professor at the University of Illinois at Urbana-Champaign, has been elected to the National Academy of Engineering. She is one of 87 new members and 18 international members announced by the Academy on Feb. 6.Hybrid microscope could bring digital biopsy to the clinicFeb 5, 2020 10:30 am1279 views By adding infrared capability to the ubiquitous, standard optical microscope, researchers at the University of Illinois at Urbana-Champaign hope to bring cancer diagnosis into the digital era.Researchers expand microchip capability with new 3D inductor technologyJan 23, 2020 12:15 pm2048 views Smaller is better when it comes to microchips, researchers said, and by using 3D components on a standardized 2D microchip manufacturing platform, developers can use up to 100 times less chip space. A team of engineers has boosted the performance of its previously developed 3D inductor technology by adding as much as three orders of magnitudes more induction to meet the performance demands of modern electronic devices.New understanding of condensation could lead to better power plant condenser, de-icing materialsJan 23, 2020 8:15 am951 views For decades, it’s been understood that water repellency is needed for surfaces to shed condensation buildup – like the droplets of water that form in power plant condensers to reduce pressure. New research shows that the necessity of water repellency is unclear and that the slipperiness between the droplets and solid surface appears to be more critical to the clearing of condensation. This development has implications for the costs associated with power generation and technologies like de-icing surfaces for power lines and aircraft.Advanced polymers help streamline water purification, environmental remediationJan 21, 2020 8:00 am1230 views It takes a lot of energy to collect, clean and dispose of contaminated water. Some contaminants, like arsenic, occur in low concentrations, calling for even more energy-intensive selective removal processes.Researchers gain control over internal structure of self-assembled composite materialsJan 15, 2020 12:00 pm1158 views Composites made from self-assembling inorganic materials are valued for their unique strength and thermal, optical and magnetic properties. However, because self-assembly can be difficult to control, the structures formed can be highly disordered, leading to defects during large-scale production. Researchers at the University of Illinois and the University of Michigan have developed a templating technique that instills greater order and gives rise to new 3D structures in a special class of materials, called eutectics, to form new, high-performance materials.For CRISPR, tweaking DNA fragments before inserting yields highest efficiency rates yetDec 23, 2019 10:00 am2311 views University of Illinois researchers achieved the highest reported rates of inserting genes into human cells with the CRISPR-Cas9 gene-editing system, a necessary step for harnessing CRISPR for clinical gene-therapy applications. By chemically tweaking the ends of the DNA to be inserted, the new technique is up to five times more efficient than current approaches. The researchers saw improvements at various genetic locations tested in a human kidney cell line, even seeing 65% insertion at one site where the previous high had been 15%.Scientists develop gentle, microscopic hands to study tiny, soft materialsDec 23, 2019 9:45 am801 views 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.New polymer material may help batteries become self-healing, recyclableDec 23, 2019 8:15 am3970 views Lithium-ion batteries are notorious for developing internal electrical shorts that can ignite a battery’s liquid electrolytes, leading to explosions and fires. Engineers at the University of Illinois have developed a solid polymer-based electrolyte that can self-heal after damage – and the material can also be recycled without the use of harsh chemicals or high temperatures.Single-molecule detection of cancer markers brings liquid biopsy closer to clinicDec 18, 2019 11:00 am1195 views A fast, inexpensive yet sensitive technique to detect cancer markers is bringing researchers closer to a “liquid biopsy” – a test using a small sample of blood or serum to detect cancer, rather than the invasive tissue sampling routinely used for diagnosis. Researchers at the University of Illinois developed a method to capture and count cancer-associated microRNAs, or tiny bits of messenger molecules that are exuded from cells and can be detected in blood or serum, with single-molecule resolution.New heat model may help electronic devices last longerDec 16, 2019 7:00 am643 views 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.Eight Illinois faculty members elected AAAS FellowsNov 26, 2019 10:00 am4471 views CHAMPAIGN, Ill. — Eight professors at the University of Illinois at Urbana-Champaign have been elected 2019 Fellows of the American Association for the Advancement of Science.Graphene: The more you bend it, the softer it getsNov 13, 2019 8:00 am2225 views New research by engineers at the University of Illinois combines atomic-scale experimentation with computer modeling to determine how much energy it takes to bend multilayer graphene – a question that has eluded scientists since graphene was first isolated. The findings are reported in the journal Nature Materials.Artificial intelligence to run the chemical factories of the futureNov 13, 2019 7:30 am1231 views A new proof-of-concept study details how an automated system driven by artificial intelligence can design, build, test and learn complex biochemical pathways to efficiently produce lycopene, a red pigment found in tomatoes and commonly used as a food coloring, opening the door to a wide range of biosynthetic applications, researchers report. BTN premieres documentary on pioneering educatorNov 7, 2019 12:00 pm698 views “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. Human reflexes keep two-legged robot uprightOct 30, 2019 1:00 pm1175 views Imagine being trapped inside a collapsed building after a disaster, wondering if anybody will be brave enough to rescue you. Suddenly, a door bursts open, and standing in the shadows is a robot. But this is not just any robot; this one has quick, humanlike reflexes and is guided by a person from a remote location who feels the same physical forces the robot is experiencing.Crystallization clarified, researchers reportOct 28, 2019 11:00 am662 views 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.Researchers build microscopic biohybrid robots propelled by muscles, nervesSep 16, 2019 2:00 pm5282 views Researchers have developed soft robotic devices driven by neuromuscular tissue that triggers when stimulated by light – bringing mechanical engineering one step closer to developing autonomous biobots.Researchers develop technique to de-ice surfaces in secondsSep 3, 2019 12:00 pm1909 views Airplane wings, wind turbines and indoor heating systems all struggle under the weight and chill of ice. Defrosting and de-icing techniques are energy-intensive, however, and often require large masses of ice to melt completely in order to work. Researchers from the University of Illinois and Kyushu University in Japan have developed a new technique that requires only a thin layer of ice at the interface of a surface to melt, allowing it to slide off under the force of gravity.Tiny thermometer measures how mitochondria heat up the cell by unleashing proton energyAug 29, 2019 12:45 pm1894 views Armed with a tiny new thermometer probe that can quickly measure temperature inside of a cell, University of Illinois researchers have illuminated a mysterious aspect of metabolism: heat generation.Researchers turn off backscattering, aim to improve optical data transmissionAug 12, 2019 8:15 am1320 views Engineers at the University of Illinois have found a way to redirect misfit light waves to reduce energy loss during optical data transmission. In a study, researchers exploited an interaction between light and sound waves to suppress the scattering of light from material defects – which could lead to improved fiber optic communication. Their findings are published in the journal Optica.