Researchers developed a high-power thermoelectric device using aligned metallic carbon nanotubes, outperforming semiconducting counterparts. The breakthrough enables efficient conversion of waste heat into electricity.
Scientists from Tokyo Metropolitan University developed a low-temperature catalyst using bulk defective vanadium oxide to remove NOx gas from industrial exhaust. The catalyst works at temperatures below 150 degrees Celsius with higher efficiency than conventional catalysts.
Scientists from Tokyo Metropolitan University have created a new layered superconducting material with four distinct sublayers, achieving unparalleled customizability and higher critical temperatures. By introducing different elements, they were able to raise the critical temperature from 0.5K to above 2.0K and later to 3.0K.
Researchers analyzed gravel samples from three tsunami events and found a common change in composition approximately 40% of the way inland. This 'Tsunami Gravel Inflection Point' helps estimate ancient tsunami sizes, expanding research on disaster mitigation and coastal planning.
Scientists from Tokyo Metropolitan University developed a continuous process to grow 2D TMDC heterostructures with varying composition and perfectly flat interfaces. This breakthrough enables the creation of atomically thin electronics with distinct properties, paving the way for devices with unparalleled energy efficiency and novel op...
Foam collapse occurs via two distinct mechanisms: 'propagating' mode, where a film is absorbed into the surrounding liquid, and 'penetrating' mode, where droplets release from a rupture event break other bubbles. Understanding these mechanisms can help tailor foams to specific applications.
Scientists have successfully determined the high-resolution three-dimensional structure of proteins inside living eukaryotic cells. This breakthrough technique promises insight into disease-causing proteins and novel drug screening applications.
Researchers successfully produce bulk quantities of well-isolated single nanowires of TMM, which are only 3 atoms wide in diameter and 50 times longer than previous attempts. The team finds that isolated nanowires exhibit unique mechanical properties, including twisting when perturbed.
The team found that the crystals of the layered bismuth chalcogenide superconductor exhibit two-fold symmetry in its superconductivity, contradicting the expected four-fold symmetry. This finding suggests a connection to nematicity, an enigmatic class of materials known for breaking rotational symmetry.
A team of researchers from Tokyo Metropolitan University has demonstrated that the tunable hydrophobic nature of dense siloxane gels strongly correlates with their catalytic activity. The study shows that molecules with different hydrophobicity interact differently with surfaces, leading to increased or decreased catalytic activity.
Researchers have developed a new catalyst that can efficiently break down ammonia in the air, converting it into harmless nitrogen gas and water. The catalyst, made of gold nanoparticles on a metal oxide framework, is effective at room temperature and has been shown to reduce gases contaminated with ammonia to undetectable levels.
Researchers from Tokyo Metropolitan University have developed a fast and accurate method for estimating local geomagnetic fields using machine-learning techniques. This approach can detect changes caused by earthquakes and tsunamis, enabling unprecedentedly early warnings before these natural disasters strike.
The study reveals that the WD40 repeats in AND-1 prevent nascent DNA cleavage by a nuclease, allowing for successful cell division. The discovery highlights the crucial function of AND-1 in protecting replicated DNA from degradation during replication and cell proliferation.
Scientists at Tokyo Metropolitan University have developed a method to pin the edge of drying droplets, creating various geometric patterns. By adding microscopic latex particles to salt solution droplets, they can achieve controlled re-crystallization and form beautiful snowflake-like patterns.
A breakthrough discovery reveals that the DDX11 helicase enzyme plays a vital role in DNA repair and serves as a backup to the Fanconi Anemia pathway. This finding has significant implications for understanding genomic stability and disorders associated with DNA repair deficiency, including cancer and developmental disorders.
Scientists from Tokyo Metropolitan University studied how microswimmers navigate gels with contrasting results based on swimmer features and size relative to the gel's mesh. They discovered two mechanisms for achieving motion, one through breaking time-reversal symmetry and the other by modulating arm amplitudes
The discovery of 'active holes' in droplets of an ionic liquid has led to the creation of a new class of synthetic active matter. The phenomenon is driven by the dissolution of the droplet and the fluctuation of its boundary, resulting in self-propelled motion.
Researchers created a transparent hybrid film combining natural clay minerals and dyes that changes color in response to environmental humidity. The novel mechanism involves the confinement of dye molecules within nanometer-scale gaps, allowing for reversible color change without breaking chemical bonds.
Researchers from Tokyo Metropolitan University have created new superconductors made of layers of bismuth sulfide and a high entropy rare earth alloy oxyfluoride. The new material retains superconducting properties over a wider range of lattice parameters than materials without high-entropy-alloy states.
The study found that more proficient boys showed increased activation in parts of the brain associated with grammatical rules, while girls used a wider range of language information, including speech sounds and meaning of words and sentences. This discovery may help optimize teaching methods for both genders.
The team developed a process to make sequential polymers by switching light on and off, allowing precision control over physical properties. This method simplifies existing synthesis methods and has potential for creating new polymers with desired functionality.
Researchers from Tokyo Metropolitan University have created a way to mount gold nanoparticles on a molecular support, achieving nearly 100% conversion of carbon monoxide over a wide temperature range. The discovery reveals the crucial role of water in catalysis, promising new applications for gas purification and industrial filtration.
A study found that concentration fluctuations are enhanced by thermal convection in mixtures of high and low viscosity liquids. Immobile regions are also formed during this process due to the large viscosity difference.
Researchers at Tokyo Metropolitan University have discovered a novel layered superconductor based on tin and arsenic, exhibiting high-temperature superconductivity. The material's crystal structure and electronic state are unique, enabling the study of high-temperature superconductivity.
The Hiroshima Archive is a pluralistic digital repository of materials contributed by institutions and individuals, featuring video interviews with A-bomb survivors, photographs, and other records. The archive provides insight into the reality of the atomic bombing in Hiroshima.