Researchers at Pohang University of Science & Technology developed an uncrewed surface vehicle to measure nitrate concentration and water depth in a reservoir. The study reveals seasonal variations in nitrate levels and the importance of considering timing and weather conditions in water quality assessments.
A recent study suggests that the Arctic cold snap significantly contributes to the heightened uptake of carbon dioxide by the East Sea. The research found that the internal circulation along the East Coast strengthened due to the Arctic cold wave, leading to a surge in carbon dioxide absorption. This phenomenon presents a promising sol...
A research team developed electrostatic materials capable of responding to weak ultrasound, generating static electricity for implantable neurological stimulators. The technology eliminates the need for batteries, reduces device size, and minimizes strain on the human body. Experimental validation confirms its effectiveness in animal m...
Researchers at Pohang University of Science & Technology discovered a breakthrough approach to stabilize aptamers using ionic liquids. The team found that these liquid-based environments can shield nucleic acids from enzymes, preserving their functions up to 6.5 million times longer than conventional methods.
Research using a high-resolution climate model found that global warming amplifies the strength of typhoons in East Asia, leading to increased intense rainfall and powerful storms. The study suggests that continued escalation of global warming will result in stronger typhoons and more extensive occurrences of extreme precipitation events.
Researchers have developed a novel light source that minimizes interference zones, enabling stable and accurate information transmission. The technology utilizes conventional lighting systems, such as LEDs, to facilitate the simultaneous transmission of large amounts of data.
Researchers developed an integrated wearable sensor device using gold nanowires to measure multiple bio-signals simultaneously. The sensors demonstrated remarkable performance in detecting muscle tremors, heartbeat patterns, and body temperature changes.
A recent study found that during stringent COVID-19 periods, online searches surged in the health and daily life category. As government policies relaxed, searches shifted towards duty-free and travel-related products. The research team applied PCA to Big Data of internet search activity volume data from NAVER DataLab platform.
A research team employed deep learning techniques to scrutinize dam operation patterns, achieving remarkable accuracy in forecasting dam water levels. The study demonstrates the potential of an artificial intelligence model trained on extensive big data to surpass conventional physical models.
A team of researchers from POSTECH has introduced a tungsten oxide coating to protect the membrane-electrode assembly in hydrogen fuel cells. The coating prevents electrochemical reactions that lead to catalyst degradation, resulting in improved performance retention rates.
Scientists at Pohang University of Science & Technology develop biopolymer-blended protective layer to stabilize zinc anodes in metal batteries. The film facilitates uniform nucleation of zinc, reducing the formation of twig-like crystals and improving battery longevity.
A research team developed a multi-model projection system using the self-calibrating Effective Drought Index to predict drought and recommend cumulative precipitation for recovery. The required rainfall for drought recovery was estimated at 170 mm, 310 mm, and 440 mm for March, April, and May respectively.
The study successfully enhances energy conversion efficiency by over twice that of conventional cells while reducing production costs by a factor of 3,000. This breakthrough could lead to widespread adoption in energy harvesting applications generating energy from waste heat.
Researchers have developed catalysts that combine iridium and ruthenium, preserving their excellent attributes and improving activity and stability. The study also explores the importance of carefully selecting candidate materials and retaining superior properties even after nanostructure formation.
A new polymer binder is introduced to address durability issues in dual-ion batteries. The binder features azide and acrylate groups, which enhance the structural integrity of graphite during charge and discharge cycles. Dual-ion batteries equipped with this binder demonstrate exceptional performance, even after 3,500 recharge cycles.
A team of researchers from POSTECH successfully engineered a dual metalens capable of switching between different imaging modes using a single lens. This innovation enables fast mode-switching and acquisition of high-resolution images for applications such as bio-imaging and cellular reactions.
A research team at Pohang University of Science & Technology created a photomultiplication-type organic photodiode that recognizes colors without an electron receptor, improving stability and full-color capability in applications like biometric recognition technology and cameras.
Researchers have developed an integrated sensor capable of capturing and enhancing bio-signals, paving the way for potential treatments of brain disorders. The innovative technology uses inkjet printing to create a flexible substrate with a custom-made sensor.
Researchers at Pohang University of Science & Technology developed world-class perovskite transistors by combining three distinct perovskite cations, achieving high hole mobility and on/off current ratio. This breakthrough enables faster computing with lower power consumption.
A recent study has successfully predicted potential drug outcomes and side effects by analyzing the discrepancy in gene perturbation effects between cells and humans. Researchers used machine learning to forecast drug approvals, improving reliability over conventional methods that only consider chemical properties.
A deep learning approach has unveiled a significant change in the characteristics of global daily precipitation for the first time. The research found that on more than 50% of all days, there was a clear deviation from natural variability in the daily precipitation pattern since 2015.
Researchers propose integrated metasurfaces that can be combined with standard optical components like LEDs and LCDs for commercialization. Collaboration between industry and academia is crucial for developing innovative optical platforms.
Researchers at Pohang University of Science & Technology have developed a sensor technology called computer vision-based optical strain (CVOS) that enhances durability and streamlines fabrication processes. This breakthrough enables the precise recognition of intricate bodily motions through a single sensor.
Researchers developed a three-metal hybrid catalyst material featuring nickel, palladium, and platinum interfaces to enhance water splitting and hydrogen molecule generation. The new catalyst demonstrated significant stability and high catalytic activity, overcoming challenges of functional interferences.
Researchers developed a water harvester device that harnesses atmospheric water vapor using metal-organic frameworks and ambient sunlight. The device successfully collected up to 285g of water per kilogram of MOF in extreme environments, showcasing its potential for universal applicability.
Researchers developed a water-soluble nanoimprint mold to overcome challenges in metasurface fabrication. The novel approach enables high-resolution and high aspect ratio results at an affordable cost.
Researchers successfully recreated lung cancer patient's internal environment using hydrogel and 3D bioprinting, preserving specific lung cancer subtype and genetic mutation characteristics. The study enables precise drug evaluation and personalized treatment options for lung cancer patients with underlying diseases.
A team of researchers has successfully created a high-performance graphene-dielectric interface using a novel technique called UV-assisted atomic layer deposition. This breakthrough results in uniform atomic layer deposition without compromising graphene's properties, leading to improved electrical performance and reduced defects.
Researchers unveil a novel signaling pathway that fosters chronic metabolic disorders through aged adipocyte dysfunction. Impaired BCAA catabolism in adipose tissues accelerates aging, while selective inhibition of CRTC2 or PPAR gamma activation may hold potential to inhibit aging and extend health span.
Research predicts increased frequency and intensity of extreme El Niño events due to high atmospheric carbon dioxide, even after CO2 reduction. Simulations suggest potential climate regime shifts in affected regions, with some areas experiencing desertification while others face increased flooding.
A research team at POSTECH successfully demonstrated the existence of bound states in the continuum using an acoustoelastic coupling structure. The phenomenon enables the confinement of elastic waves, similar to light particles, facilitating applications such as vibration focusing and energy harvesting.
A novel hydrogel has been developed to induce endometrial regeneration and elucidate its mechanism, offering new hope for patients struggling with infertility. The gel, made from uterus-derived decellularized extracellular matrix, successfully regenerated the endometrium in mice, creating a favorable environment for embryo implantation.
Researchers developed a new anode material that increases lithium-ion battery storage capacity by 1.5 times, allowing for fast charging in as little as six minutes. The innovation uses electron spin to enhance storage capacity and ferromagnetic properties.
A new study predicts Arctic sea ice will vanish by the 2030s if greenhouse gas emissions continue unchecked. The research, published in Nature Communications, analyzes 41 years of data and confirms human activities as the primary cause of Arctic sea ice decline.
Researchers have developed a meta-holographic display that generates holograms in both the visible and ultraviolet spectral regions. The breakthrough overcomes previous limitations and enables applications in security technologies such as anti-counterfeiting measures.
Scientists at POSTECH successfully grow two-dimensional molecular crystals, demonstrating control over exciton interactions. The findings could enable various applications in organic semiconductors and solar power generation.
Researchers at Pohang University of Science & Technology (POSTECH) developed a technology for high-performance organic polymer semiconductors that exhibit both stretchability and electrical functionality. The molecular brake prevents slipping under stretching conditions, preserving up to 96% of electrical performance.
Researchers at POSTECH have developed a bioink using alginate from algae and visible light, resulting in enhanced cell viability and printing resolution. This innovation could lead to the creation of artificial organs and tissues, as well as cultivated meat with lower environmental impact.
Scientists developed a new method to manipulate light using non-Hermitian theory, enabling unidirectional control of surface plasmon polaritons. This breakthrough could lead to improved quantum sensors and applications in disease diagnosis and atmospheric gas detection.
Researchers developed a rapid mixing reaction method to synthesize trifluoromethyl intermediate from fluoroform, taking less than a second. The new technique allows for improved yield of fluoride-based compounds and introduces a robust synthesis method for fluorine-based drugs.
Researchers at Pohang University of Science & Technology have developed a new design of polymeric hole transport materials for perovskite quantum dot solar cells. The new polymers exhibit increased charge mobility and stability without the use of dopants, leading to improved power conversion efficiency.
A team of researchers successfully controlled 'trions,' a breakthrough toward developing revolutionary optical communication technology. They used a nanoscale plasmonic waveguide to create high-purity trions, which offer advantages over excitons in practical device applications.
Researchers at Pohang University of Science & Technology developed a selective catalyst that curbs corrosion in fuel cells, increasing durability three times compared to traditional catalysts. The catalyst's performance is attributed to the robust interaction between titanium dioxide and platinum.
A POSTECH research team has successfully mass-produced metalenses for visible light, overcoming previous limitations in fabrication and efficiency. By combining photolithography and nanoimprint lithography, the team achieved high-speed production of high-performance lenses with improved efficiency up to 90%.
Researchers have created a novel bioadhesive material to facilitate stem cell transplantation into damaged cartilage. The adhesive, derived from mussel protein and hyaluronic acid, enables the secure encapsulation of stem cells, promoting cartilage regeneration.
Researchers at POSTECH developed seawater batteries with improved performance by incorporating chelating agents, overcoming limitations of traditional lithium-ion batteries. The new design achieved high energy efficiency and capacity, making it a promising candidate for next-generation energy storage systems.
A study by Pohang University of Science & Technology (POSTECH) analyzed water pollution complaints in Alabama and found a significant decrease during the COVID-19 pandemic. The research team used AI methodologies to examine sentiment changes and correlations with climatic extremes.
Researchers at POSTECH have successfully developed perovskite solar cells using novel additives, achieving high power conversion efficiency and fill factor. The use of alkylammonium formats enables the elimination of surface defects, leading to more stable and efficient solar cells.
A team of researchers developed a multi-organ chip on-a-chip that applies 3D cell printing technology to closely replicate the pathological environment of type 2 diabetes. The chip shows a correlation between visceral fat and T2D, as well as impaired retina cell function, indicating potential complications.
Researchers developed a nano-excitonic transistor that controls excitons to process massive amounts of data at the speed of light with minimal heat energy loss. This technology has potential applications in optical computing and realizing an era of data explosion driven by AI.