Scientists at Tohoku University have developed a novel heat treatment technique that induces a 2D gradient rejuvenation state in bulk metallic glasses, resulting in improved ductility and tailored hardening. The technique enables the formation of a complete shear plane, blocking shear band propagation and increasing critical shear stress.
Researchers at Tohoku University have successfully grown large single crystals of tin monosulfide (SnS), a promising material for next-generation solar cells. The achievement marks a significant step towards developing SnS solar cells with high conversion efficiency and could accelerate their practical application.
Researchers from Tohoku University discovered a novel iron-based superelastic alloy capable of withstanding extreme temperatures. The new alloy can operate within a wider temperature range than conventional metal-based SEAs, making it suitable for outer-space exploration and other demanding applications.
Researchers developed a comprehensive study on nanoprodrugs (NPDs) inside cancer cells, revealing their internalization rate, intracellular localization, and degradation. The study shows that NPDs consistently absorbed by cells as intact particles before being transported into lysosomes.
Researchers at Tohoku University and the University of Gothenburg developed a novel voltage-controlled spintronic oscillator capable of closely imitating non-linear oscillatory neural networks. The technology allows for strong tuning with negligible energy consumption, enabling efficient training of large neural networks.
Electron spin waves can carry information, but their lifetime is limited. Researchers have found a way to extend this lifetime by adjusting crystal orientations, allowing the spin wave to persist for up to 30% longer.
Researchers at Tohoku University developed faster LED-based optical wireless technology using deep ultraviolet light, overcoming solar interference issues in traditional Li-Fi systems. The new LEDs enable quicker communication speeds and are suitable for use in 5G wireless networks.
A study of 289 Japanese children found that pre and postnatal lead exposure impacts boys' IQ and language skills, while girls show no significant association. The researchers suggest that genetics and environment also play a role in child development.
A new, lightweight device has been developed to aid stroke patients in their rehabilitation, improving walking abilities and preventing falls. The device uses a spring-cam mechanism to generate greater ankle push-off power, aiding knee flexion during walking and reducing the risk of falls.
A team of researchers has developed a simple, disposable device to capture aerosol droplets during esophagogastroduodenoscopies (EGD), a common procedure that exposes staff to COVID-19 risk. The device comprises a mouthpiece with a nonwoven fabric covering the patient's face, providing an additional barrier against airborne transmission.
Researchers used 2018 Japan floods to calibrate a machine learning model to predict Typhoon Hagibis' flooding impact. The model accurately identified inundated areas, verifying AI's potential for learning from past disasters.
A new study from Tohoku University and the University of Cambridge has created a polymers-based device that mimics brain neural cells. The research used a combination of PSS-Na and PEDOT:PSS polymers, resulting in a significant increase in response time.
The research team developed a new MTJ stack design technology and highly reliable fabrication technology for Quad interface type iPMA-MTJ. Quad-MTJ achieved a 20% reduction in write density at a 10ns high speed write operation, maintaining data retention for over 10 years and higher operating temperatures than Double-MTJ.
A study by Tohoku University's Research Institute of Electrical Communication reveals that visual stability across saccades occurs when parvo-pathway signals suppress magno-pathway signals immediately after a saccade. This finding has implications for AI and robots to perceive the world as humans do.
A new study found that meteorite crashes can create amino acids, the building blocks of proteins, by simulating ocean impact reactions. The discovery supports extraterrestrial delivery as a possible origin of life's essential molecules on Earth and Mars.
Scientists discovered that patients with certain inflammatory demyelinating diseases have auto-immune antibodies against myelin oligodendrocyte glycoprotein (MOG), which is thought to be important in maintaining the myelin sheath's structural integrity. This finding suggests that therapeutic strategies need to be individualized for pat...
A new bone-graft biomaterial supercooled before application could eliminate pain and improve smile outcomes for dental patients. The material, combining octacalcium phosphate with collagen, has shown superior bone regenerative properties compared to earlier substitutes.
A research team at Tohoku University has developed a new method for high-speed, high-resolution X-ray computed tomography (CT) using intense synchrotron radiation. This allows for imaging of samples within milliseconds without the need for extreme rotation, making it possible to control temperature and atmosphere conditions.
A team at Tohoku University has discovered a new principle for room-temperature superionic conduction, enabling the creation of safer and more energy-dense batteries. By using pseudorotation of transition metal hydride complexes, they achieved lithium ion conductivities of up to 79 mS cm^-1 at room temperature.
The Ccr4-Not complex plays a crucial role in controlling protein production by degrading faulty mRNA. Defects in this complex may lead to incorrect protein concentrations, locations, or shapes, associated with various diseases including Alzheimer's.
The study demonstrates that nanoscale magnetic gyroids can adopt a large number of stable states, exhibiting ferromagnetic behavior without a unique equilibrium configuration. The findings establish gyroids as a candidate system for research into unconventional information processing and emergent phenomena relevant to spintronics.
A recent study has found a correlation between paternal age and the development of neurodevelopmental disorders in children. The research, published in PLOS ONE, suggests that older fathers may pass on epigenetic markers that increase the risk of conditions such as autism and ADHD.
Researchers at Tohoku University have developed a technique to visualize stiffness in soft tissues using x-rays, offering greater resolution than current methods like ultrasound and MRI. This allows for the identification of smaller and deeper tissue problems, such as lesions, which can be indicative of early-stage diseases.
Cervical cancer screening rates dropped by over 3% in four areas of Miyagi Prefecture after the 2011 Great East Japan Earthquake, with rates still lower five years later. Long-term monitoring is needed to restore screening rates in affected areas.
Researchers at Tohoku University discovered that certain trans fats can trigger programmed cell death by activating a mitochondrial signaling pathway. This finding has significant implications for understanding the role of trans fats in diseases such as atherosclerosis and neurodegenerative disorders.
Scientists at Tohoku University have created a white powder that luminesces when heated, allowing for the potential monitoring of internal body temperature. The powder, made of zirconia, can be injected into the body and then illuminated with a near-infrared laser to induce luminescence.
A study by Tohoku University researchers demonstrates that motor synergy emerges in robotic agents using deep reinforcement learning, enabling improved motor performance and energy consumption
A new study found that walking together is a form of non-verbal social communication, influenced by personal traits and first impressions. The results show that synchronized walking can alter social relations between strangers, with better initial impressions and lower autistic tendencies leading to greater synchronization.
Scientists Takashi Yoshizaki and Bill McDonough developed a new compositional model for Mars, predicting the depth to its core-mantle boundary at around 1,800 km. The model suggests moderate amounts of sulfur, oxygen, and hydrogen in Mars' core, with the core accounting for only about one-sixth of the planet's mass.
Researchers have developed a new single AAV gene therapy platform that can treat almost any mutation, showing improved vision in blind mice and paving the way for clinical trials by 2025.
A team at Tohoku University discovered that BACH1 facilitates pancreatic cancer spread by reducing cell-to-cell adhesion. Silencing or overexpressing BACH1 in pancreatic cancer cells reduced metastasis and improved survival rates.
Researchers found that upper-ocean stratification is increasing in about 40% of the world's oceans, which could have a negative impact on the marine food chain. The study suggests that global warming may be driving this trend.
A research team from Tohoku University found that corals adjust their spawning timing according to environmental conditions, such as wind speed and temperature, allowing them to optimize mating opportunities. This fine-tuning helps corals adapt to changing ocean environments.
Researchers developed self-moisturising smart contact lenses to tackle dry eye syndrome, a common problem associated with contact lens wear. The new system uses electroosmotic flow to maintain moisture levels, powered by biobatteries and showing promise for future applications.
A comprehensive interaction network map reveals how Plasmodium falciparum traffics between human host cells, transforming red blood cells into rigid forms that hinder oxygen transportation. This understanding paves the way for further study and discussion on the molecular mechanism of severe malaria.
A study by Tohoku University researchers reveals that ancestral VMAT1 proteins exhibited increased neurotransmitter uptake, potentially linked to higher levels of anxiety or depression. The findings suggest that our ancestors may have been able to withstand higher levels of anxiety.
Researchers at Tohoku University have developed a high-speed spin-orbit-torque magnetoresistive random access memory cell compatible with 300mm Si CMOS technology. The SOT-MRAM cell achieves high-speed switching and robust thermal stability, making it suitable for replacing SRAM in commercial applications.
Researchers at Tohoku University have cracked the code of centipedes' flexible motor control mechanism, enabling them to walk on land and swim in water. The study's findings will aid in developing robots that can adapt to various environments.
Researchers at Tohoku University developed a non-destructive technique using omnidirectional photoluminescence spectroscopy to detect carbon impurities in GaN crystals. This method improves energy efficiency and reduces costs associated with traditional detection methods.
Researchers have discovered a new petit-spot volcano in the Pacific Ocean near Minamitorishima Island, Japan. The young volcano is thought to have erupted less than 3 million years ago and provides valuable insights into the asthenosphere.
Researchers at Tohoku University have developed a molecule called AUTAC that can target specific intracellular components for degradation via autophagy. This process has been impaired in some cancers and neurodegenerative diseases, such as Down syndrome, making AUTAC a promising innovation for disease treatment.
Researchers have found that anti-cancer agents with low-molecular weights cannot reach tumors effectively due to obstructed small arteries. This limits the use of conventional chemotherapy and highlights the need for new treatments, according to Professor Tetsuya Kodama.
Researchers found ribose and other essential sugars in meteorites, indicating an extraterrestrial origin. The discovery suggests that these sugars could have contributed to the formation of primordial RNA on Earth.
The researchers successfully demonstrated a formation and current-induced motion of synthetic antiferromagnetic magnetic skyrmions, overcoming the skyrmion Hall effect. This breakthrough is expected to pave the way for new functional information processing and storage technologies.
Researchers developed a new alloy with improved wear and corrosion resistance by adding copper to high-speed steel. The innovative approach significantly enhances the performance of super engineering plastics in industrial and automotive applications.
Researchers at Tohoku University developed a sound-based treatment that delivers anticancer drugs to lymph nodes affected by breast cancer metastases. The technique involves injecting vesicles carrying drugs into the nodes, which rupture when exposed to high-power ultrasound, releasing the medication.
The CURSOR project aims to locate survivors trapped under rubble more swiftly and with less risk. The EU-Japan collaboration has developed miniaturized robots equipped with cameras, thermographic capabilities, and chemical sensors to detect human presence.
A long-term cohort study of over 36,000 Japanese men found that consuming mushrooms on a regular basis reduces the risk of prostate cancer. Participants who ate mushrooms three or more times per week had a 17% lower risk compared to those who ate less frequently.
Researchers at Tohoku University have discovered the cellular mechanisms behind jellyfish's remarkable ability to regenerate body parts. The study found that free-swimming adult jellyfish possess actively proliferating cells controlling body-size, tentacle shape, and regeneration.
Researchers discovered mechanically delivered projectile weapons in Europe dating back 45,000-40,000 years, indicating modern humans had a hunting advantage over Neanderthals. The spearthrower and bow-and-arrow technologies allowed for higher impact energy hunting strategies, leading to the replacement of Neanderthals.