A team of scientists from Seoul National University, ETH Zurich, and EMBL-EBI have developed a method to compare the shapes and structures of hundreds of millions of proteins. This approach has led to the discovery of unexpected similarities between human proteins involved in the immune system and proteins found in bacteria. The findin...
A new-generation geostationary satellite study reveals widespread midday depression in dryland photosynthesis during the 2020 western US heatwave. Diurnal photosynthesis dynamics show a shift towards earlier morning hours, resulting in decreased daily GPP.
Researchers have successfully mapped the dog epigenome, creating a high-quality reference map that provides insights into gene regulation and environmental influences. The study offers fresh perspectives on complex traits, genetic disorders, and diseases like cancer, with potential implications for human health.
Researchers developed a liquid metal-based stretchable soldering sticker patch to resolve the issue of electrical connection between rigid chips and soft conductors. The technology uses freestanding liquid metal-nanowire composites to create a stable interface, allowing for direct connection between elastic electrodes and hard chips.
Researchers developed Foldseek, a protein structure search tool that reduces search time from months to seconds while maintaining sensitivity. The tool uses sequence search tools instead of direct 3D structure comparison, making it an invaluable asset for life science fields.
The study reveals that engram neurons form new synapses during fear memory formation, while memory extinction leads to the disappearance of these connections. The researchers observed this process using a novel dual-eGRASP system, enabling longitudinal observations of identical synapses at multiple time points.
Scientists at Seoul National University and Korea University created a new method to detect molecular chirality, a property crucial in biology, chemistry, and pharmaceutics. They achieved ultrasensitive detection of up to 10^-4 M using chiral plasmonic nanoparticles with four-fold rotational symmetry.
Researchers from Seoul National University identified genes that suppress T cell exhaustion and stimulate effector cells to kill cancer cells. They found that Klf4 enhances cytotoxic secretions and reinvigorates exhausted T cells.
Researchers at Seoul National University and Princeton University have discovered a new type of self-generated plasma current in a tokamak, which could enable long-pulse fusion operations. The new current source was found to comprise up to 30% of the total plasma current and appears when turbulence is relatively low.
Researchers at Seoul National University have created synthetic DNA condensates with programmable compositions and functionalities. The condensates enable drastic speedup of DNA computation, including logic gate operations, by over tenfold.
Researchers at Seoul National University have developed a biodegradable and eco-friendly sensor that can detect food temperature and freshness. The sensor, made from laser-induced graphene on commercial paper, enables real-time monitoring of food spoilage and can be used in various industrial fields.
A team of researchers has successfully recovered muscle movements in paralyzed mice using organic artificial nerves. The study demonstrates a new approach to overcoming nerve damage using neuromorphic technology, paving the way for wearable neural prosthetics and improving quality of life for those with related diseases and disorders.
A research team at Seoul National University developed a stretchable piezoelectric displacement sensor with high sensitivity and tensile properties using a kirigami design cutting. The sensor was successfully applied in various fields such as healthcare and sports equipment, including wireless haptic gloves for VR technology.
Researchers developed a method to create conductive hydrogels using laser-induced phase separation, allowing for safe neural electrode implantation. The process enables precise reading of neural signals and electrical stimulation while minimizing immune response.
A recent study by Seoul National University researchers found that human membrane proteins have evolved to strike a balance between foldability and functionality. The folding pathway of a glucose transporter was elucidated using single-molecule magnetic tweezers, revealing the importance of domain stability in structure formation.
Scientists at Seoul National University created highly efficient large-area perovskite light-emitting diodes with an external quantum efficiency of 22.5%. The breakthrough technology uses colloidal perovskite nanocrystals, overcoming previous limitations in uniformity and mass production.
A transparent air filter with a copper nanowire network enables self-sterilization through chemical and thermal disinfection, as well as capture of airborne particles. This innovation addresses the need for antimicrobial filters while preserving visual communication.
Researchers at Seoul National University analyzed charred food lumps from a 2,300-year-old site in southern India, revealing evidence of millet flatbreads and pulse batter. The study provides new insights into the diet and culinary practices of ancient South Asian populations.
Researchers at Seoul National University explored the effects of oxygen doping on magnetite nanoparticles. They observed an intriguing variation in the Verwey transition temperature and proposed a diffusion model to explain this phenomenon.
Researchers at Seoul National University developed a wearable artificial chameleon skin that can detect and adapt to its surroundings in real-time. The device, which combines thermochromic liquid crystal ink with vertically-stacked silver nanowires, enables high-resolution camouflage and blending into complex backgrounds.
Seoul National University researchers have created a new record-breaking thermoelectric material using tin and selenium elements, overcoming previous limitations with high performance and toxicity concerns. The material achieves a thermoelectric figure of merit greater than 3.1 and power generation efficiency exceeding 20% in bulk form.
A Korean research team has developed a nanofilm-based 'cell caging' technology to prevent immune rejection and facilitate smooth insulin secretion in type 1 diabetic patients. The technology, announced by Seoul National University, uses enzymatic crosslinking to create ultra-thin nanofilms that can regulate blood glucose levels.
The summit will discuss strategies for Biden's infrastructure programs, their implications on the Korean New Deal, and opportunities for grand economic collaboration. It will also feature talks on integration of US national infrastructure investment plans and Korea's Digital Green New Deal.
Researchers at Seoul National University developed a synthetic protein quality control system in bacteria to increase the efficiency of protein production. This technology enhances full-length translation, leading to up to 250% increase in protein yield and over two-fold increase in target metabolite production levels.
Researchers at Seoul National University and University of Pennsylvania developed highly efficient perovskite light-emitting diodes (PeLEDs) with an external quantum efficiency of 23.4%, surpassing previous records in PeLEDs and InP-based green emitting QD-LEDs.
A Seoul National University team developed a soft thermoelectric device capable of active cooling and heating, allowing for thermal camouflage in both visible and infrared spectrums. The device incorporates thermochromic liquid crystal to control light reflectance, enabling various colors to be expressed by adjusting temperature.
Researchers at Seoul National University have developed an air-stable color conversion layer using perovskite nanocrystals and a flexible polymer matrix, enabling the creation of stretchable displays that can be bent, stretched, and attached to the skin. The new material has shown improved stability and photoluminescence intensity unde...
Researchers at Seoul National University developed a novel laser-thermal mechanism that realizes ultra-fast construction of PDMS devices. The technique, named successive laser pyrolysis (SLP), provides an alternative to conventional soft lithography and enables the direct fabrication of various PDMS structures.
Researchers have developed a new type of transistor that can emit strong light, overcoming previous limitations. By modulating the contacts and channel with separate three gates, the polarity and light emission can be controlled, showing great promises for multi-digit logic devices and highly integrated optoelectronic circuitry.
Researchers developed a novel two-dimensional titanium carbide MXene film serving as an efficient flexible electrode for light-emitting diodes. The MXene-based LEDs exhibit high efficiency and flexibility, surpassing conventional indium tin oxide-based devices.
Researchers developed retina-inspired carbon nitride-based photonic synapses to selectively detect UV light with low energy consumption. The smart systems can modulate exposure to UV rays, making them suitable for applications such as smart windows, glasses, and sensors.
Researchers developed a scalable method to grow orthorhombic molybdenum oxide (α-MoO3) nanosheets on graphene substrates using van der Waals epitaxial growth. The nanosheets retain bulk-like structural and electrical properties even at thicknesses of 2-3 layers, making them suitable for optoelectronic devices and power electronics.
Researchers developed a nanoparticle-lipid bilayer hybrid-based computing platform that enables parallel computation using nanoparticles. The system consists of mobile Nano-Floaters and immobile Nano-Receptors, which can perform AND, OR, and INHIBIT logic operations, and are modularly wired to form complex logic circuits.
A new machine learning-based intention detection method predicts grasping/releasing intentions based on user behaviors, enabling SCI patients to pick-and-place objects. The method utilizes a first-person-view camera and is advantageous in detecting user intentions without requiring person-to-person calibrations.
A new study by Prof. Hyuncheol Bryant Kim and colleagues found that education can enhance an individual's economic decision-making quality. The research team conducted a randomized controlled trial in Malawi and found that those who received education support had higher scores of economic rationality.
Researchers created artificial mechanosensory nerves using flexible organic devices to emulate biological sensory afferent nerves, controlling a disabled insect leg and distinguishing Braille characters. The device combines mechanoreceptors, neurons, and synapses to process pressure information and actuate muscles.
Seoul National University researchers create a skin-like electronic system that wirelessly activates soft robots through a simple lamination process. The e-skin pair features wireless inter-skin communication and can perform four-state control signals over distances of more than 5 meters.
Researchers successfully created chirality-evolving gold nanoparticles with amino acids and peptides. The new synthesis method enables color modulation by controlling light polarization, paving the way for future displays.