Researchers at Tohoku University have successfully amplified 3D graphene's electrical properties by controlling its curvature. The study found that the motion of electrons on the 3D curvature enhances electron scattering, leading to unique electrical properties.
Researchers at Tohoku University successfully demonstrated current-induced switching in a polycrystalline metallic antiferromagnetic heterostructure with high thermal stability. This breakthrough enables potential applications in future electronic device development.
A team of researchers has discovered more about the grain-scale fluid connectivity beneath the earth's surface, shedding new light on fluid circulation and seismic velocity anomalies in subduction zones. The study found that fluids with minor components, such as CO2 and NaCl, can have a significant impact on the dihedral angle between ...
Researchers found human editing enzymes behind a COVID-19 virus mutation that stimulates pro-inflammatory molecule release. The mutation altered innate immune responses, and further study is needed to determine its impact on virus elimination or symptom aggravation.
Researchers found evidence of a large volcanic cause of the largest mass extinction, with sedimentary mercury enrichments detected in rocks from the end of the Permian period. The study suggests that high-temperature volcanic combustion contributed to global warming and the loss of land and marine creatures.
Researchers from Tohoku University developed a new method for creating MOF thin films with designable pores, opening up its use for humidity sensing, gas sensing and resistive switching devices. The 'layer-by-layer' method involves sequential immersing of substrates into ingredient solutions.
Researchers found that compression garments reduce immediate and delayed strength loss after strenuous exercise, allowing athletes to resume high-intensity training sooner. The study suggests wearing a below-knee compression garment during regular workouts provides mechanical support and tissue compression, reducing the risk of musculo...
The study confirms the accuracy of ODPL measurements and reveals the possibility of measuring optical absorption in crystals using this method. Researchers found that the origin of the two-peak structure in ODPL spectra is due to the Urbach-Martienssen absorption tail observed in many semiconductor crystals.
Researchers at Tohoku University have created an innovative technology that drastically reduces energy consumption for data storage. The new scheme uses a single laser pulse to induce switching of ferromagnetic Co/Pt layers, reducing the need for magnetic-field-induced switching.
A research team from Russia and Japan explored jet formation in an optical fiber immersed in liquid, revealing the reasons behind this phenomenon. The study found that the jet velocity depends on the relationship between the vapor bubble size and fiber radius, with potential applications for laser surgical techniques.
Researchers developed a new spectroscopy method, 'omnidirectional photoluminescence (ODPL) spectroscopy,' to test materials for electric cars and solar cells. The technique can detect defects and impurities at low temperatures.
Researchers developed a new technology called PLUS to produce high-resolution 3D images of defects in metallic structures. This innovation uses non-destructive techniques to study structural integrity and identify potential flaws.
A team of international researchers has successfully demonstrated room-temperature coherent amplification of terahertz radiation in graphene. The development paves the way for a new generation of all-electronic, resonant, and voltage-controlled THz amplifiers.
Researchers at Tohoku University have developed a new quantum technology that allows qubits to hold information for 10 milliseconds, 10,000 times longer than the previous record. This breakthrough has significant implications for the development of large quantum computers.
Biomechanical engineers at Tohoku University developed a formula to describe permeability of rubbed skin. The study found that mechanical rubbing causes gaps in the skin's barrier function and can potentially allow transdermal virus infection. Further research is needed to determine the risk of skin damage from face masks.
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.