Researchers at POSTECH have developed a method to engineer organs at scale using bioprinting, overcoming previous limitations of small tissue size and functional complexity. This innovation holds promise for personalized treatment of patients with the potential to create more realistic engineered organs.
Researchers at POSTECH have developed a method to observe single molecules at room temperature, revealing their structural dynamics and conformational heterogeneity. This breakthrough has significant implications for understanding the origin of life, identifying causes of incurable diseases, and developing treatments.
A Korean research team created a dual-catalyst system that precisely controls catalytic reactions like cells. The nanoreactor combines magnetic materials and metal catalysts to selectively activate the catalyst under magnetic fields and near-infrared rays.
A POSTECH research team developed a new polymer electrolyte with different functional groups, resolving contradictions in mechanical strength and conductivity. This breakthrough enables the creation of artificial muscles that can produce fast switching and great strength.
A novel metaholographic platform has been developed to detect light exposure, addressing concerns about light damage to vaccines and other biomedical substances. The technology can be used in intelligent packaging and labeling to prevent counterfeits and verify authenticity of products.
Researchers at Pohang University of Science & Technology developed a novel flash memory technology that increases data storage capacity and reliability through artificial defect generation. The new platform can distinguish eight data levels, making it suitable for neuromorphic computing and improving inference accuracy.
A new machine learning model uses network-based biomarkers to predict patient response to immunotherapy in multiple cancer types, enabling personalized treatment plans. The study improves upon conventional methods, increasing accuracy and benefiting more patients.
A team of researchers has developed a microscopic microphone that can detect sound waves by applying polymer materials to microelectro-mechanical systems. The device offers a wider auditory field than human ears and can be easily attached to the skin with a surprisingly small size, recognizing both loud and low-frequency sounds without...
Researchers developed a bioadhesive containing allantoin and epidermal growth factor to promote wound healing. The study found that the bioadhesive effectively revived skin without sutures, resulting in minimal scarring and hair follicle loss.
A team of scientists has developed a complex tissue platform that can restore damaged rotator cuffs through 3D-bioprinting. The platform, which includes stem cells and tissue-specific extracellular matrix bioink, regenerates tissues and improves shoulder function in animal models.
A new double-layered catalyst, combining platinum with NiFe hydroxide, was developed to enhance hydrogen generation efficiency. The catalyst's activity is 11.2 times higher than conventional materials, making it a promising solution for increasing green hydrogen production.
Researchers developed a color filter with metasurfaces that can display vivid images on a filter as thin as three strands of hair. The filter offers 120-170 times higher resolution than high-end smartphone screens and can control individual pixel colors for various applications.
Researchers developed an AI technology that merges physical domain knowledge with AI to accurately predict battery capacity and lifespan. The approach improved prediction accuracy by up to 20% and has significant implications for the widespread adoption of electric vehicles.
Research finds human activity is behind the warmest and wettest winter on record in northwest Russia, raising flood and drought risks. The North Atlantic Oscillation's impact is reduced compared to greenhouse gas emissions.
Researchers develop 'Chemical logic systems' (CLSs) that can process information from light, sound, and atmospheric oxygen to execute desired outcomes. CLS-1 exhibits AND logic-gate response towards three inputs, while CLS-2 displays fast reversible dissolution of a peptide-based assembly in response to blue light irradiation.
Researchers at POSTECH developed a p-channel perovskite thin film transistor (TFT) with a threshold voltage of 0 V, achieving high hole mobility and stability without hysteresis. The device was integrated with commercialized n-channel IGZO TFTs to construct high-gain complementary inverters.
Researchers developed a fluorescent molecular probe, BOS, to detect bad cooking oils, improving the detection method for highly sensitive and accurate measurement. The Bad Oil Sensing System (BOSS) is a portable platform that can be used by consumers and the food industry to monitor oil quality.
A research team developed a technology to increase chirality between light and nanoparticles using metamaterials, significantly strengthening the signal. This allows for the accurate structural analysis of chiral nanoparticles with high precision.
Researchers developed a 3D imaging technique that captures thin peripheral blood vessels, aiding in diagnosing and treating peripheral vascular diseases. The new modality provides functional diagnostic values for blood supply to tissues without contrast agents.
Researchers have developed a non-invasive imaging method to examine conjunctival goblet cells (CGCs) in live rabbit eyes, which are similar to human eyes. The study found that CGC density decreased with dry eye disease (DED) and recovered over time.
Researchers developed a high-performance microscopy system for non-invasive examination of conjunctival goblet cells, allowing for real-time imaging in live animal models and human patients. The system enables high-resolution images of CGCs without causing harm to the subject.
A new ultrafast humidity sensing optical sensor has been developed by a POSTECH research team, with an application potential for security tags and humidity-sensitive electronic devices. The sensor boasts an ultrafast speed 10,000 times faster than conventional Fabry-Perot interferometer based optical sensors.
Researchers at Pohang University of Science & Technology have discovered a way to enhance the surface adhesion of mussel adhesive proteins (MAPs) by converting oxidized Dopa into a stronger form called △Dopa. This breakthrough enables MAPs to maintain strong underwater adhesion, paving the way for potential biomedical applications.
Conjunctival goblet cells play a crucial role in tear film stability, and their dysfunction is linked to various ocular surface diseases. A new microscopy system allows for non-invasive examination of CGCs in live animal models and humans, enabling precise diagnosis and treatment of ocular surface diseases.
A team of scientists has developed a method for assembling wafer-scale films at the atomic level, enabling large-scale production of artificial crystalline materials. The new technique, which uses van der Waals interactions, produces nearly 100% pristine interfaces and shows promise for developing new materials with unique properties.
A POSTECH research team has developed a platform that can control and measure the properties of solid materials with light. This breakthrough enables the manipulation of quantum states in solids, which can be effectively used in quantum systems.
Researchers verified the cause of allergic disorders by identifying plasma B cells secreting E-type immunoglobulin in the thymus of mice models. The study found that thymus-derived E-type immunoglobulin promotes food-induced anaphylactic reactions by increasing mast cell numbers in the intestine.
A research team from POSTECH has developed a method to print high-performance p-type semiconductor transistors using inorganic metal halide perovskite, exhibiting high hole mobility and current ratio. This technology enables solution-processed perovskite transistors to be simply printed as semiconductor-like circuits, paving the way fo...
A POSTECH research team has proposed a novel filterless and electrokinetic-driven ion separation mechanism for lithium and magnesium without the use of extractants. This method enables precise control over ion migration, reducing losses of lithium during extraction from salt lake brines.
Researchers have developed a robust and stretchable ECM hydrogel-based membrane with nanofiber scaffolds, mimicking native basement membranes. This membrane enables cyclic stretching motions and maintains stable structure over extended cell culture periods, contributing to fabricating sophisticated artificial organs.
A recent study using mercury stable isotopes reveals that industrial discharge is the primary source of mercury pollution in Korea's west coast. This finding highlights the need for targeted management strategies to mitigate industrial mercury releases and protect marine environments.
A research team at Pohang University of Science & Technology developed an optical encryption platform that works in both the visible and ultraviolet regimes. The platform uses metasurface technology to display unique product numbers and improve encryption security.
A POSTECH research team has developed a technology to select genes from animal models that accurately mimic human diseases. This allows for the prediction of success or failure of animal disease models before making them, leading to more effective new drugs.
Researchers developed smart contact lenses that emit far-red light to treat diabetic retinopathy. The study showed the lenses prevented retinopathy in diabetic animal models, demonstrating their safety and effectiveness.
Researchers developed a hair-thin patch that can measure pulse wave signals with high accuracy, creating a 2D pressure map on the wrist. This technology enables at-home diagnosis of cardiovascular diseases and pre-diagnosis of related conditions.
A research team at POSTECH has developed a weak-value amplification method to achieve quantum metrology precision without using entangled resources. This breakthrough enables the practical use of quantum metrology by verifying that entanglement is not an absolute requirement for reaching the Heisenberg limit.
Researchers created an artificial sensory receptor that generates spike signals on its own, enabling the e-skin to analyze spatial information and react to external stimuli in real-time. The e-skin's functionality overcomes limitations of conventional electronic skins, which can only process tactile information sequentially.
A research team has developed a highly active catalyst for CO2 reduction using electrocatalysts with dual-atom iron sites. The catalyst shows a 2.8 times higher conversion efficiency compared to single-atom catalysts.
A Korean research team has demonstrated the anisotropic superconductivity of a high-temperature superconductor by stacking twisted pieces of Bi2Sr2CaCu2O8+x using the microcleave-and-stack technique. This study confirms material properties and develops a new fabrication method for nanomaterials.
A comprehensive guideline for exploring nanoscale flexoelectricity via AFM tip pressing has been developed by a joint team of researchers. The method allows for the control of flexoelectricity in nanometer-sized materials, showing potential applications as generators and actuators in nanoscale units.
A new diagnostic tool combines grayscale B-mode and strain elastography ultrasound imaging to detect breast cancer with high accuracy. The model achieved a detection rate of 90% in the study, surpassing individual models trained on either B-mode or SE imaging alone.
A research team has developed a new cancer treatment that targets lymph nodes using a prodrug that selectively reacts with glutathione to release nitric oxide. In a metastasis mouse model, the mice treated with the drug showed significantly reduced weight of metastatic cancer cells and improved survival rates.
A 2°C warming would lengthen summer by 20 to 21 days in mid-latitude regions like East Asia, the Mediterranean, and USA, resulting in 111 to 112 days of summer. Limiting warming to 1.5°C reduces summer season lengthening by 12 to 13 days.
A Korean research team created a DUV LED using hexagonal boron nitride (hBN), emitting strong UV light with low skin penetrability. The new material has higher luminescence efficiency and enables miniaturization, making it suitable for various applications.
A research team has successfully visualized the 3D structure of human chromosomes using coherent X-rays, revealing a fractal structure and providing insights into genetic information transmission. The study's findings have significant implications for understanding genetics and uncovering the structures of other materials like viruses.
Researchers develop a nanobomb that selectively targets cancer cells with heat and releases anticancer drugs, offering a promising multimodal treatment approach. The nanobomb's biodegradability and safety make it an attractive option for cancer therapy.
A recent study suggests that climate change in some regions is unavoidable even if CO2 levels are reduced. The intertropical convergence zone (ITCZ) shifts southwards when CO2 decreases, triggering persistent El Niño conditions and regional climate changes.
Researchers developed a new photoacoustic imaging technique to visualize deep tissues using a contrast agent based on surfactant-stripped semiconducting polymer micelles. The method achieved the deepest penetration depth among PA preclinical studies, exceeding 5.8cm in tissue thickness.
A research team discovered that increasing Co-doping level in perovskite oxide thin film activates lattice oxygen, improving the performance of solid oxide fuel cell (SOFC) anodes. However, exceeding 70% Co-doping degrades stability, limiting optimal performance.
A Korean research team has developed a metasurface-based optical device that can store over 100 times more information than conventional rainbow hologram stickers. The device selectively displays images according to angle, color, and polarization, making it highly secure against counterfeiting.