The study presents a novel catalyst for metal-air batteries with excellent electrochemical performance, close to that of precious metal catalysts. The new catalyst, PBSCF-NF, exhibits high surface areas and improves the bi-functionality of oxygen reduction reaction and oxygen evolution reaction.
UNIST researchers have been consistently chosen by Samsung Electronics to develop innovative futuristic technologies. The latest selection includes Professor Jeong Min Baik in the School of Materials Science and Engineering, who will receive follow-up support for his project on developing high power generators.
Professor Jungho Im at UNIST has been honored with a commendation by the Korean Minister of Land, Infrastructure and Transport. He is recognized for his work on establishing national spatial data infrastructure using remote sensing, GIS, and AI techniques.
A new synthetic method has been introduced to obtain novel triazole structures, used in drug production and high-molecule development. The method uses a nickel-catalyzed cycloaddition reaction that proceeds in water and air at room temperature.
The device uses a temperature difference between the hot and cold sides to generate electricity, with a high temperature difference of 20.9 °C, much higher than conventional wearable thermoelectric generators driven by body heat.
The University of Science and Technology (UNIST) has developed a self-powered tracking device capable of monitoring wild bird migration routes. The device will be used to predict bird flu outbreaks by compiling vast amounts of data into risk maps using data visualization techniques.
A recent study has made a breakthrough in developing better batteries via real-time transmission electron microscopy (TEM) observation. The research team successfully hermetically encapsulated sulfur particles using two-dimensional materials like molybdenum disulfide, preventing leakage and sublimation. This innovation could lead to im...
Researchers at UNIST have achieved a new world record efficiency performance of 22.1% in small cells and 19.7 percent in 1-square-centimeter cells using perovskite solar cells. The breakthrough is made possible by careful control of growth conditions to fix defects that reduce photoelectric efficiency.
Jaephil Cho, a leading expert on secondary batteries, has been listed among the most influential scientists in Materials Science & Engineering. With over 200 patents and 280 scientific publications, he was cited as one of the top authors in Nano Letters.
Researchers at UNIST have sequenced the whole genome of the Myotis rufoniger, a critically endangered bat species, to understand its genetic basis. The study provides valuable insights into the species' demographic history, genomic diversity, and evolutionary origins.
Researchers at UNIST have successfully developed a new anode material for solid oxide fuel cells (SOFCs) that can operate on hydrocarbon fuels, offering improved stability and reduced production costs. The breakthrough enhances the potential for commercialization of SOFCs, which could achieve efficiency higher than 90%.
Researchers at Ulsan National Institute of Science and Technology have developed a novel method to control cellular fate by introducing organelle-localized self-assembly of peptide amphiphiles. This approach enables targeted cancer chemotherapy by activating the intrinsic apoptotic pathway against cancer cells, reducing side effects.
UNIST has received a $4.5 million ITRC project grant to develop a self-charging tracking device that can monitor wild birds and detect potential bird flu outbreaks. The new technology, called Mobile Tracker, is expected to provide early warnings and aid public health officials in preventing the spread of disease.
Researchers at Ulsan National Institute of Science and Technology (UNIST) have developed a new type of carbon nanomaterial that can change shapes and colors depending on the solvent used. The material exhibits tunable emission spanning a wide range of colors in various solvents.
The UNIST design team has developed Quietto, an interactive desk clock that uses a concrete and milled wood interface to show upcoming daily schedules. The award recognizes the unique approach to designing a tangible interface using concrete and introducing a new way of understanding time and schedule.
A study by UNIST has introduced a method for remote detection of hazardous radioactive substances, increasing sensitivity 4,800 times over conventional methods. The new device can detect radioactivity at distances of tens to 100 km, enabling early warning systems and improved safety measures.
A recent study suggests that targeted removal of senescent cells can delay the onset of age-related pathologies, such as osteoarthritis. The research team found that selectively destroying these old cells can reduce pain, promote new cartilage growth, and create a pro-regenerative environment.
A new robotic tool has been introduced for assessing muscle overactivity and movement dysfunction in stroke survivors. The robotic-assisted rehabilitation therapy is expected to improve the mobility of patients surviving a stroke.
A team of researchers from UNIST and Korea University has developed a self-sustaining sensor platform to monitor water motion dynamics, frequency, and amplitude. The platform harnesses energy from water motion to perform multiple functions simultaneously, enabling continuous monitoring without external power source.
Researchers developed a smart contact lens sensor that can monitor biomarkers for diabetes and glaucoma, allowing real-time health monitoring and wireless transmission of data. The sensor uses transparent and flexible materials, maintaining its characteristics even when deformed or exposed to human tears.
The team developed a new chemical tool to reveal the topology of IMM proteins in live cells, confirming 58 topologies and determining 77 previously uncharacterized ones. This breakthrough will help speed the development of mitochondria-targeted therapeutics for various human metabolic diseases.
A new class of monolithically integrated, portable PV-battery systems has been developed using high-efficiency silicon solar cells and printed solid-state lithium-ion batteries. The device can power electric devices under sunlight or in the absence of light, offering exceptional photo-electrochemical performance and design compactness.
Researchers at UNIST created a three-dimensional tactile sensor that detects wide pressure ranges from human body weight to finger touch. The novel method uses foldable substrates and air-dielectric layers, enabling simultaneous detection of position and intensity of pressure.
Researchers have developed a new method to produce inorganic-organic hybrid perovskite solar cells (PSCs) with a high efficiency of 21.2% and excellent photostability, surpassing conventional limits.
A team of researchers identified three distinct regimes of slip phenomena and their underlying molecular mechanisms. The study reveals how polymer chains interact with the interface, affecting the material's properties.
A team of researchers has developed a new technique to identify cancer-causing substances in the urine or blood using an integrated centrifugal microfluidic platform. The device, called Exodisc, can isolate extracellular vesicles from urine within 30 minutes and detect biomarkers for bladder cancer.
Researchers at UNIST developed a metal-based substance that hydrolyzes amyloid-β proteins, reducing their toxicity. The cobalt-based complex has the potential to penetrate the brain-vascular barrier and directly interact with the protein in the brain.
Researchers have developed a new ruthenium-based material, Ru@c?N, that can split water into hydrogen with high efficiency and durability. The catalyst exhibits high turnover frequency and is not affected by the pH of the water, making it suitable for various environments.
Research validates PLCgamma1 as a promising candidate gene for bipolar disorder, linking it to manic-like behavior and synaptic imbalance. The study reveals that loss of PLCgamma1 from forebrain leads to behavioral abnormalities and manic episodes.
Researchers at UNIST have successfully fabricated the world's thinnest oxide semiconductor, just one atom thick, using atomic layer deposition on graphene. This breakthrough material has a wide band gap and high optical transparency, opening up new possibilities for flexible electronic devices.
Researchers at Ulsan National Institute of Science and Technology create a new technique for enhancing Schottky Diode performance. By inserting a graphene layer, they overcome the contact resistance problem that has remained unsolved for 50 years.
A new method of repairing injured bone using stem cells from human bone marrow and a carbon material with photocatalytic properties has been developed. The research team found that the material accelerates bone regeneration by activating key transcription factors, leading to increased osteoblast differentiation.
Eleven UNIST students were recognized for their academic and research work at the 23rd Annual International Samsung Human-Tech Paper Awards. The prestigious prize is awarded to an elite cadre of creative young researchers who demonstrate exceptional research skills.
A new technique separates circulating tumor cells from whole blood at a liquid-liquid interface, capturing 95% of CTCs in one minute. This method enables early detection and monitoring of metastatic disease, improving cancer treatment outcomes.
Researchers developed a novel strategy to synthesize various metal-organic materials, including double-shell hollow MOMs. This approach enables control over particle sizes and shapes, critical for optimizing porous material performance in catalysis, adsorption, and separation processes.
A team of UNIST researchers has developed a new method to enhance the catalytic activity of provskite, a potential substitute for platinum in metal-air batteries. By physically mixing provskite with polypyrrole, they were able to achieve a synergistic effect that rivals that of platinum.
A new method of repairing injured bones using stem cells and a carbon material with photocatalytic properties has been developed, showing promising results in accelerating bone regeneration. The technique uses red-light absorbing carbon nitride sheets to activate key transcription factors associated with osteoblast differentiation.
Researchers have developed an artificial leaf that converts sunlight into hydrogen fuel with improved efficiency, mimicking the natural process of underwater photosynthesis. This breakthrough has significant implications for reducing carbon dioxide emissions and providing a cheap, stable hydrogen fuel source.
UNIST's School of Design and Human Engineering has received four Spark Design Awards for its innovative designs, including the Babyking robotic baby crib and Plant Diary IoT plant monitor. The awards recognize the school's talent in creating a better world through design excellence.
Researchers successfully separate graphene from metal growth substrates using a novel transfer method. The study reveals the role of graphene nanoribbon edges in weakening the pre-elongated O-O bond at the graphene-Cu interface.
Researchers developed a new type of anode material that improves lithium-ion battery capacity and lifespan by addressing structural issues with conventional graphite anodes. The new material, using silicon-nanolayer-embedded graphite/carbon, shows superior battery performances and is mass-producible.
A team of researchers at UNIST has discovered the underlying physics of suppressing ELMs using magnetic perturbation. The study, published in Physical Review Letters, confirms that ELMs can be weakened by losing energy through interaction with turbulence induced by MP.
A new study has developed an electrical immunosensor that can detect heart attacks within a minute using human serum. The system works by measuring the level of cardiac troponin I, a protein excreted by the heart muscle after a heart attack. This novel immunosensor holds considerable potential for use in biomedical diagnosis.
Researchers from UNIST and Rutgers University successfully produced high-quality graphene using microwaves, eliminating oxygen exposure that degrades properties. The new technique may solve long-standing manufacturing challenges, enabling affordable mass commercialization of graphene.
Researchers at Ulsan National Institute of Science and Technology (UNIST) have made a groundbreaking discovery in cancer treatment. They developed novel Iridium(III) complexes that utilize red light to attack and kill cancer cells, providing a promising new approach for photodynamic therapy (PDT).
A new advanced theoretical tool has been developed to design and analyze complex beam lines with strong coupling. This breakthrough enables the creation of high-intensity beams that can be used in fusion reactors and nuclear waste management, as well as study the origin of the universe.
A UNIST research team led by Professor Joonbum Bae received a commendation from the Minister of Public Safety and Security for their groundbreaking collaborative rescue robots. The award recognizes their work on humanoid avatar robots with a teleoperating system that can be deployed in disaster response.
Researchers at UNIST have created a new type of high-performance thermoelectric material that can be directly painted onto any surface. This innovation enables the efficient collection of heat energy from industrial waste, potentially powering vehicles and other applications.
A novel Fe-N/C catalyst with a silica-protective-layer approach has shown high oxygen reduction reaction activity comparable to platinum-based catalysts. The research paves the way for the commercialization of hydrogen fuel cells, potentially reducing costs and increasing efficiency.
Researchers at Ulsan National Institute of Science and Technology (UNIST) have created a new delafossite-based catalyst that converts CO2 into liquid hydrocarbon-based fuels, including diesel. This breakthrough process removes harmful CO2 from the atmosphere and offers a potential solution to reduce greenhouse gas emissions.