Researchers have developed a new method to determine the high-resolution structure of 7TM proteins in a lipid bilayer using ultrafast magic angle spinning (MAS) NMR. This technique allows for detailed structural information while preserving the native-like membrane protein structure, overcoming limitations associated with proton–proton...
A team of researchers found that asynchronous species fluctuations within herbivore communities play a central role in stabilizing trophic communities. Herbivore asynchrony acts as a biological buffer between plant and predator communities, mediating resource supply to predators.
Research finds biodiversity delivers largest gains under extreme drought in drier grasslands, with stronger effects from species complementarity. In contrast, forests show no comparable context dependence under extreme drought.
A new study from Yokohama National University reveals that the order of species loss impacts grassland stability more than the total number of species lost. The researchers found that different species-loss sequences alter the processes supporting community stability, including functional diversity and compensatory dynamics.
Researchers at Yokohama National University developed a new recyclable resin that can be reused multiple times without losing quality. The resin uses reversible photodimerization to form bonds that can be broken and re-formed, enabling high-precision stereolithography.
Researchers at Yokohama National University have developed a new fiber-optic sensing method that uses electrical-domain interference to detect strain and displacement. The approach exploits relative modal delays in polymer optical fibers, resulting in measurable dips in the electrical-frequency domain.
A study by Yokohama National University finds that work ability, inclusion, and human resource development are crucial elements for promoting disability inclusion in the workplace. The research suggests a framework to reduce barriers and promote continued success among disabled individuals.
A new framework links body size, lifespan, and mobility to species' responses to multiple environmental pressures. The study suggests that smaller and less mobile species are more vulnerable to warming, while short-lived species exhibit variable responses over time.
The team successfully developed a multifunctional catalyst incorporating palladium and copper complexes on mesoporous silica, enabling the efficient activation of ketones and allyl alcohols. This process accelerates the allylation reaction by up to a factor of 15.5 compared to previous catalysts.
Researchers from Yokohama National University created a highly precise mobile robot with a wide range of motion using piezoelectric actuators, achieving path errors of under 0.5-4.75 µm. The robot's performance demonstrated its suitability for precise positioning and wide transportation of objects of various sizes.
Researchers investigate three types of nature values (intrinsic, relational, instrumental) to understand human-nature relationships and their impact on the health of the Earth. The study found that valuing the relationship between humans and nature is linked to attributing agency to nonhuman beings.
A research team created a novel low-viscosity organic-inorganic hybrid resin with high silica content and demonstrated glass 3D printing at significantly lower temperatures than traditional sintering. The new method reduces cracking and warping, enabling transparent silica conversion at 650–700 °C.
Researchers at YOKOHAMA National University have designed a new class of mediators that more actively control electrocatalysis reactions, promoting efficient C-N bond formation. The mediators utilize redox-triggered halogen bonding to dynamically capture and organize substrates, leading to improved reaction efficiency and selectivity.
A team of researchers from Yokohama National University has discovered a previously unknown species of marine fungus that can kill harmful, bloom-forming algae. The new species, Algophthora mediterranea, was found to be a destructive parasite in a species of algae known to cause toxic blooms with adverse health effects on humans.
Computational models now accurately represent very weak shock waves, which are crucial in flows involving shock waves. The final state of a moving shock wave can be classified into three regimes: dissipated, transitional and thinly captured.
A team of researchers from Yokohama National University has developed a novel compact superconductive neuron device that operates at high speeds with ultra-low power consumption. The device eliminates variation in elemental circuit characteristics, achieving ideal input-output characteristics and resolving the vanishing gradient problem.
Scientists at Yokohama National University have created a device that uses acoustic levitation and a squeeze film to move objects without friction, enabling fast and precise transport of small parts. The device was tested on an inclined surface and showed successful movement with weights up to 43 grams.
Scientists have developed a novel technique to track the behavior of cellulose nanofibers by conjugating water-compatible fluorescent amino acids, enabling easy viewing without background signals or disruptions. The method uses a covalent bond to increase stability and visibility, opening up opportunities for various fields of study.
Researchers have solved the crystal structure of tetra-n-butylammonium bromide hydrate (TBAB) hydrate, a semiclathrate hydrate used in air conditioning. The unique tetragonal superstructure explains its heat storage characteristics and provides new design principles for hydrate-based functional materials.
Researchers successfully converted CO2 from thermal power plant exhaust into formic acid and formamide using waste silicon wafers from discarded solar panels. The reaction produces high yields of these valuable organic chemicals, demonstrating the practicality of recycling materials to sequester greenhouse gases.
Researchers developed a novel computational approach that predicts alloy microstructures in minutes, compared to years. The new model streamlines older approaches and avoids the 'curse of dimensionality', enabling rapid and accurate calculations of solidification and alloy microstructures.
A team at Yokohama National University has developed an electrochemical method for highly selective single-carbon insertion into polysubstituted pyrroles, enabling the creation of structurally diverse pyridine derivatives. This approach has significant implications for synthetic organic chemistry and pharmaceutical synthesis.
Researchers at Yokohama National University developed a new model explaining slow slips in stick-slip systems without relying on artificial friction laws. The Kelvin-Voigt viscoelastic toy model provides a novel scenario to explain the static friction paradox, which has remained unsolved for decades.
Researchers from Yokohama National University have developed a method to fabricate complex oriented tissues with multiple directionality using 3D printing. This technique utilizes flow to orient collagen fibers and cells, allowing for the creation of fine, micro-oriented structures in both horizontal and vertical directions.
Researchers developed a dual-laser Brillouin optical correlation-domain reflectometry system that measures strain and temperature along an optical fiber without costly GHz equipment. The setup recorded Brillouin gain spectra at only about 200 MHz, over 50 times lower than the usual 11 GHz band.
A study by YOKOHAMA National University found that species asynchrony and compositional stability jointly stabilize moorland communities, while bryophyte cover destabilizes them. Dominant species play a crucial role in maintaining community stability.
A Japanese research team has discovered a novel global cooperative phenomenon of cell interactions in cervical cancer cells. The framework used in their studies could prove useful for investigating hidden states of a group of cells and may lead to novel cancer therapies.
Researchers at Yokohama National University have developed a tiny, low-weight robot that can act independently and with ultra-high precision in extreme environments. The Holonomic Beetle 3 (HB-3) integrates piezoelectric actuators with autonomous technology for precise manipulation tasks, addressing industries such as laboratory automa...
Scientists have found a way to control electrons in molecules using tailored terahertz light pulses, potentially leading to advances in electronics, energy transfer, and chemical reactions. This new method allows for precise control of molecular states essential for processes like solar cells and LEDs.
The joint research aims to connect multiple quantum devices in practical environments, enhancing processing capabilities and enabling flexible operation. The collaboration will focus on intra-site connections and connections between neighboring cities to develop scalable quantum information processing technologies.
Scientists develop mechanochromic luminescence using chiral pyrenylprolinamides, a significant step towards widespread implementation of materials with switchable solid-state CPL. The findings provide new design guidelines for creating molecules that enable solid-state CPL switching through mechanical stimuli.
Researchers developed a new approach to enhance spatial resolution of distributed temperature sensing, achieving a theoretical spatial resolution of 4.8 cm. This breakthrough uses perfluorinated graded-index POFs with high temperature sensitivity and low strain sensitivity.
Researchers develop a novel approach to mitigate the troublesome chemical properties of ammonium nitrate by applying cocrystallization with glycine. The resulting cocrystal has decreased hygroscopicity and increased stability, making it safer and more environmentally friendly for industrial use.
A research team at Yokohama National University developed a method to study titanium's electronic structure using high harmonic generation. They found that the orientation of electrons affects the material's strength, flexibility, and bonding behavior.
Researchers at Yokohama National University have developed a laser-based bubble printing technique that creates ultra-flexible liquid metal circuits, overcoming traditional wiring limitations. The resulting wiring lines are incredibly thin, conductive, and highly flexible, with potential applications in wearable technology and healthcare.
Researchers at Yokohama National University have developed a novel platform for electrical-to-spin conversion using spin-wave reservoir chips. These devices improve learning accuracy and short-term memory tasks by transforming electrical signals into corresponding spin-wave representations.
Researchers at Yokohama National University have developed an efficient way to hydrogenate nitrogen-containing aromatic compounds, reducing the industry's environmental footprint. The new method uses water and renewable electricity as energy sources, achieving high efficiency and scalability.
Researchers have developed a low-coherence Brillouin optical correlation-domain reflectometry system that overcomes spatial resolution and measurement range trade-offs. The new method uses periodic pseudo-random modulation, achieving accurate distributed strain measurements without a variable delay line.
Researchers have developed a lithium/manganese-based material that outperforms nickel-based layered materials in terms of energy density and fast-charging capabilities. The new material, nanostructured LiMnO2 with a monoclinic layered domain, boasts high-energy density of 820 Wh kg-1 and no reported voltage decay.
Scientists at Yokohama National University successfully isolated Mannan-rich Holocellulose nanofibers (HCNFs) from spent coffee grounds using TEMPO-mediated oxidation. The resulting HCNFs exhibit desirable properties, including preservative-free long-term storage, volume reduction during transportation, and easy handling without solven...
Researchers developed motion capture wearables with integrated machine learning, combining elasticity with high computing capabilities. The devices outperformed previous iterations in handling elongation and stretching, and demonstrated accurate performance in tasks like sign-language recognition.
Researchers at Yokohama National University successfully synthesized a stable clathrate hydrate phase with a predicted hexagonal crystal structure. The team fine-tuned the guest molecule to stabilize the structure, which has implications for various applications including natural gas storage and CO2 capture.
Scientists at Yokohama National University have successfully developed a roll-to-roll process to create elastic substrates for stretchable electronic devices. The resulting materials demonstrated functionality even when stretched by 70%, opening up new possibilities for wearable technology and smart packaging.
Scientists at Yokohama National University developed innovative catalysts using noble metals Rhodium and Ruthenium to facilitate cross-dehydrogenative coupling reactions. These reactions utilize oxygen as the sole oxidant, producing aryl esters with minimal waste.
Scientists at Yokohama National University have developed a novel approach to create dual-pore molecular crystals with two distinct functionalities. By using quasi-racemates, the researchers achieved social self-sorting of two pairs of quasi-racemates to form ring-shaped molecules with varying pore sizes.
A study published in Global Change Biology reveals that higher biodiversity and synchrony between C3 and C4 species can increase a community's stability. Maintaining diverse plant communities with high C3 and C4 species abundance is key to enhancing stability across Mongolian grasslands.
Researchers at Yokohama National University utilized machine learning and AI to predict the selectivity of chemical reactions. By analyzing molecular factors such as sterics and orbitals, they developed a method to better understand reaction mechanisms, leading to more efficient synthesis of desired products.
Research finds climate conditions restrict animal distribution in folklore, and native species are necessary for trickster animals to occur. The study uses biogeographical methods to analyze the interactions between ecology and culture.
Researchers from Yokohama National University have successfully induced atomic excitation in a two-dimensional semiconductor material using ultrafast terahertz pulses. This method, known as sum-frequency excitation, holds promise for controlling electronic states and developing valleytronics and electronic devices.
Researchers have developed a proposed system to control specific devices on a network, allowing for more efficient and secure control. The system uses a broadcast authentication method, which enables remote control of arbitrary target devices simultaneously.