A research team at Tohoku University and Islamic Azad University developed a mathematical solution to simulate heat propagation through rods when heated simultaneously. They used a matrix equation to calculate the complementary error function, enabling rapid simulation of heat transfer.
Researchers at Tohoku University have identified a key molecule, AKT5, that promotes leaf stalk growth in plants. By understanding AKT5's function, scientists can develop efficient high-density cropping systems and boost agricultural productivity.
Researchers at Tohoku University have developed a new method for creating efficient micromixers inside polymer fibers, enabling rapid mixing of minute amounts of liquid. The twisted microchannels fabricated using this method promote mixing even at low Reynolds numbers, making it suitable for various applications.
Researchers trained AI on stick insect walking cycle to find optimal walking strategy, resulting in a six-legged robot that can navigate treacherous terrain and adapt to missing limbs. The approach allows for cheaper and faster robot production, enabling potential disaster response applications.
Researchers at Tohoku University found that stimulating the vagus nerve after training improves long-term learning in mice, suggesting a previously underappreciated mechanism behind vagus nerve stimulation. The study reveals that rhythmic changes in brain blood vessels play a key role in supporting long-term learning.
Researchers developed a recyclable system using baker's yeast to store H₂ in organic molecules and iron ions to release it when needed. The method uses polyhydric alcohols and polyketones, offering a sustainable alternative to traditional H₂ production and storage methods.
Researchers used AI to predict genes leading to hematopoietic stem cell aging, finding a regulatory hub in the form of gene-regulating factor Pbx1. Aged stem cells activate two gene programs, one preserving immaturity and the other preparing cells for platelet production.
Researchers developed a nanoplatform that addresses three barriers to TNBC immunotherapy by eliminating Tregs, destroying cancer cells, and activating innate immunity. In preclinical studies, the platform achieved 100% complete tumor regression and extended median survival beyond 70 days.
A 15-year study found that tracking trauma symptoms during the first two years after a disaster is a better predictor of long-term mental health than a single assessment. Continuous monitoring identifies those at risk of long-term psychological distress, highlighting the importance of regular mental health check-ups.
Researchers from Tohoku University and the University of Tokyo developed super exosomes that target senescent cells, improving frailty and physical performance in aged mice. The technology has potential applications in healthy aging, cognitive function, and reproductive medicine.
Researchers at Tohoku University identified a new class of small molecules that improves drought tolerance in plants without causing unwanted side effects. The compounds, NS5806 and UA49, inhibit stomatal opening and enhance plant survivability during water scarcity.
A team of researchers has discovered that supermassive black hole winds are 100 times more powerful than previously thought, carrying energy across 300,000 light-year distances. This finding demonstrates the explosive winds' impact on space beyond galaxies.
Researchers at Tohoku University developed a method to restore the mechanical strength of degraded polybutylene terephthalate by repairing molecular chains with a chain extender. The technique recovers plastic tensile strength to nearly that of virgin material, enabling high-performance plastics to be reused instead of discarded.
Researchers at Tohoku University discovered a paradox in REM sleep where the brain's energy molecule decreases despite an increase in fuel supply. This finding suggests that the brain dynamically adjusts its energy economy to support complex internal processing, revealing new insights into biological computation and sleep function.
A new study using remote sensing and machine learning found that mining for green technology minerals has unexpected consequences on biodiversity. The research revealed that commodities such as lithium and cobalt have the highest biodiversity risks despite lower levels of forest loss.
A research team has overcome two major hurdles for photo thermal therapy, a less invasive treatment option than surgery and radiation. They created a new biodegradable protein called IDP1 that helps nanoparticles avoid immune detection, and developed an ultra-thin endoscope to deliver laser light directly into tumors.
A research group at Tohoku University has overturned the long-standing assumption that smoother surfaces produce less aerodynamic drag. By applying Distributed Micro-Roughness, they achieved a world-first experimental demonstration of up to 43.6% drag reduction.
Researchers at Tohoku University have developed high-performance silk with 50% greater tensile strength and reduced shrinkage after wetting. By altering silkworm diets, they added plant-derived cellulose nanofibers to improve silk fibers' properties.
Scientists at Tohoku University identified an optimal lithium concentration that allows for even lithium deposition and a stronger protective layer on the battery's surface. This discovery enables the development of safer, longer-lasting, high-energy-density rechargeable batteries.
Researchers at Tohoku University have discovered a previously unknown pathway for B-cell development in chickens, bypassing the bursa of Fabricius. The discovery reveals that B cells originate in the bone marrow and migrate to the cecal tonsils, establishing an IgA-mediated intestinal barrier.
Two Lancet papers call for Japan to redesign its health system and global health strategy by 2040. The country must adapt its approach from a hospital- and service-volume-centred system to one focused on people's lives, health outcomes, and communities.
Researchers developed a thermal catalyst with high CO oxidation activity under low-temperature conditions. By introducing dithiolate bridging ligands, the team reinforced the nanocluster's outer framework while allowing weaker ligands to be removed more easily.
Researchers from Tohoku University and IIT Indore developed a sulfide-templated Cu nanocluster that selectively produces methanol from CO₂ under mild conditions. This breakthrough enables precise modulation of the copper valence state in nanoclusters, unlocking cleaner and more efficient pathways for converting CO₂ into valuable fuels.
Researchers from Tohoku University developed a molecularly designed COF-graphene interlayer to mitigate polysulfide shuttling in Li-S batteries. The TUS-44@G layer delivered high reversible capacity, excellent rate capability, and long-term durability.
A research team from Tohoku University successfully controlled the spiral handedness of a metallic helimagnet using spin-polarized neutron scattering. This breakthrough enables ultra-high-density storage by utilizing the material's chirality to represent binary data.
The Super-Kamiokande observatory has detected an indication of the Diffuse Supernova Neutrino Background (DSNB), a flux of neutrinos from many different supernovae over time. This breakthrough achievement provides a crucial clue for understanding the history of cosmic star formation and nucleosynthesis.
Researchers have developed a plasma technology that can produce nitrogen fertilizer suitable for cultivating rice seedlings under lunar conditions. The technology successfully neutralizes highly alkaline regolith and releases critical mineral nutrients, allowing plants to absorb them more readily.
Janus 2D materials' synthesis has been solved by uncovering the underlying physics, paving the way for more precise manufacturing of electronics and clean energy technologies. The 'Electron Accumulation Model' controls the reaction at room temperature, accelerating it with ultraviolet light.
Scientists at Tohoku University have developed a new sample-preparation technique called gradient blotting, allowing for the observation of materials in their native liquid environments. This breakthrough extends cryo-electron microscopy beyond water-based systems, enabling the study of materials under realistic processing conditions.
A team of researchers has developed a zinc oxide material that exhibits strong and highly sensitive mechanoluminescence without using rare-earth elements. The material combines high sensitivity with low cost, making it suitable for various applications such as biomedical sensors and infrastructure monitoring.
A study of 585 older adults found that different patterns of depressive symptoms are associated with disability-free survival, differing between men and women. Stronger feelings of 'worthlessness' were a significant risk factor for men, while 'anxiety' was a bigger risk factor for women.
A Japan-US collaborative team has developed the world's first integrated spintronic probabilistic bit on a silicon chip, paving the way for large-scale spintronic p-computers. The innovation addresses computational problems requiring parallel processing of enormous numbers of possible states.
A new approach to guiding spin waves around sharp corners has been developed, resulting in a significant boost in signal strength. The innovation uses a two-dimensional magnonic crystal with a copper film perforated with holes, creating a 'complete magnonic bandgap' that reflects spin waves.
A new study by Tohoku University researchers has identified dopamine dysfunction as a previously unrecognized mechanism underlying memory impairment in Alzheimer's disease. The discovery may lead to the development of targeted therapies to restore cognitive function and potentially reverse cognitive decline.
A research team found that small changes in organic molecules on nanoparticle surfaces can trigger large-scale structural transformations. This discovery could provide a powerful method for tuning material properties and enable the development of smart and adaptive materials.
A team of researchers found graphene oxide in the Atotsugawa Fault System, which reduces friction and may explain the rarity of large earthquakes. The unique properties of graphene oxide create lubricating conditions, allowing faults to move slowly and steadily.
Researchers at Tohoku University and Nitto Boseki Co., Ltd. discovered that increasing anion size in Poly(ionic liquid)s (PILs) significantly improves CO2 adsorption capacity. The material with the largest anion achieved an adsorption capacity seven times greater than the raw material.
Researchers have developed nanoparticles that sequentially disable the cancer cell's drug-expulsion mechanism and then release anticancer drugs, combined with photothermal therapy. This approach overcomes multidrug resistance and achieves complete tumor elimination in a mouse model, with no detectable toxicity to normal tissues.
Researchers at Tohoku University discovered that hollow nanoreactors can work more efficiently when transport into the reaction space is slightly restricted. This new insight allows for optimized reactions in confined spaces, potentially producing everyday products more efficiently and at a lower price.
New models reconstruct the movement of faults during the 8.8 magnitude Kamchatka earthquake, revealing limited shallow rupture and affecting tsunami risk. The study provides valuable insights into predicting giant earthquakes and protecting coastal communities.
Researchers at Tohoku University discovered a hidden mechanism in DNA damage caused by singlet oxygen generating abasic sites. This process is common and represents one of the main forms of DNA damage, alongside guanine-related types.
A study found international students in Japan had poorer health than Japanese peers due to lower health literacy. Health literacy was key to bridging the gap, with international students reporting better health status among those with higher literacy levels.
Researchers at Tohoku University developed a strong, biodegradable material made from bamboo sheets and PHBH, which can be used to estimate biodegradation in seawater. The material's strength is linked to its degradation rate, providing a predictable usable lifetime for sustainable materials.
Researchers at Tohoku University successfully measured the attempt time in nanomagnets for the first time, finding it to be 4-11 nanoseconds. This value can serve as a more accurate foundation for developing and evaluating the stability of magnetic devices.
A Tohoku University research group developed an AI model that estimates retinal age from a fundus photograph, reflecting biological aging and potential disease risk. The model is non-invasive and can be used as a screening aid, identifying patients who may need further health assessments.
Researchers at Tohoku University developed an AI-based method integrating physics-based modeling for rapid screening of material candidates. The approach significantly improves accuracy by evaluating basic properties before predicting complex ones.
A research team at Tohoku University has solved the mystery of Venus' lower haze, discovering that cosmic dust from shooting stars is the primary cause. The dust particles burn up in the atmosphere, producing mineral cores that collide and form the haze layer observed by past missions.
Researchers confirm Parapriacanthus ransonneti lacks luciferase gene, instead relies on ingested proteins to produce bioluminescence. This unique adaptation represents a form of kleptoproteinism with potential applications in drug delivery systems.
Researchers at Tohoku University demonstrated that living biological neurons can be trained to perform a supervised temporal pattern learning task. The study integrates cultured neuronal networks into a machine learning framework, generating complex time-series signals comparable to those involved in motor control.
A new portable AI-powered scanning slit-light device makes low-cost eye disease screening more accessible, providing quantitative measurements and qualitative assessments of anterior-segment abnormalities. The lightweight AI model allows for on-device analysis, reducing operator dependence and improving portability.