Researchers found that more ambiguous material situations require active exploration of objects using head movements and hand manipulations. Individual differences in these behaviors were linked to improved material discrimination accuracy.
Researchers propose a novel compound to inhibit cytochrome P450 function and suppress drug metabolism in tuberculosis treatment, reducing bacterial mutation and resistance. The compound targets enzymes released by the bacterium rather than the bacterium itself.
Research reveals that policy, accessibility, and Quality of Life are key determinants for attracting startups in smart cities. A new policy-oriented framework provides policymakers with insights into startup attraction and evaluation tools.
Researchers found that faces presented behind observers are perceived as more emotionally intense than those in front. This 'behind-enhancement bias' is observed even when participants view the face via a virtual mirror without turning around. The study suggests a spatially modulated perceptual bias related to processing of emotionally...
A virtual reality study found that a moderate movement speed of an autonomous prosthetic arm produces the most positive impressions on body ownership, agency, and usability. Faster or slower speeds reduce these feelings, with discomfort highest in the fastest condition.
Researchers found that robots with predictable motions elicit habituation, reducing arousal and skin conductance responses. In contrast, robots with unpredictable pauses and restarts trigger increased comfort-related anxiety and heightened physiological responses.
Neuroscientists propose creating controlled research spaces embedded in real-world environments to generate ecological data. This new paradigm aims to accelerate scientific progress and societal impact, enabling the field to address broader cognitive challenges.
A new study shows that while digital access improves daily life activities and sustainability outcomes, it cannot fully replace physical services. The research team developed an innovative evaluation framework to quantify the quality of life in smart cities, highlighting the need for a balance between real-world community support and d...
When handing over packages to delivery robots, humans tend to feel more comfortable when the robot approaches closely, slowing down walking speed and hesitating briefly. This study suggests that robots should be designed with appropriate approach distances and motion patterns to achieve comfortable human-robot collaboration.
Researchers found that approach-avoidance behavior modulates facial expression recognition, with participants perceiving angry faces more when avoiding the face. This study contributes to understanding the reciprocal relationship between perception and action in social contexts.
Researchers developed a parallel microdevice that combines high-throughput intracellular delivery with automated single-cell image cytometry using AI. The device can deliver gene-silencing RNA and plasmid DNA across multiple cell types, enabling broad utility for cell engineering and personalized therapies.
Researchers have discovered a novel tubular structure within the symbiotic bacterium Profftella armatura found in the Asian citrus psyllid, challenging conventional views of bacteria. The discovery may lead to breakthroughs in pest control and the study of life's evolution.
Scientists at Toyohashi University of Technology created a more reliable PDMS SlipChip using low-viscosity silicone oil, allowing for smoother channel operation and better cell compatibility. The improved device enables safer cell studies and concentration gradient generation, opening new avenues for biomedical research.
Researchers developed an algorithm that decodes neural mechanisms of team flow by analyzing EEG data during collaborative gameplay. The study found that individuals with closely aligned brain signatures were more likely to achieve a shared state of deep concentration, leading to improved teamwork and performance.
A team developed a semiconductor sensor to visualize biomolecule dynamics in solutions, achieving milliseconds time resolution and micron spatial resolution. The sensor captures movement of neurotransmitters and ions, enabling the detection of chemical signals in microscopic regions.
Researchers developed an innovative in vivo electrophysiological neural recording technology using a 5-µm-diameter microneedle electrode, significantly reducing neuronal death and stable recordings. The device enables long-term stable neural activity recordings for over a year.
Researchers found that emphasizing high-spatial-frequency components of skin lightness decreases the perception of moisture, closely resembling physiological phenomena associated with skin dryness. The study aimed to investigate visual cues for skin moisture and dryness, shedding new light on this crucial aspect of human health.
A new sulfide-based solid electrolyte, Li10GeP2S12, is synthesized using a solution-based method with high room-temperature ionic conductivity. The study reveals unique electrochemical properties and mechanisms associated with the liquid-phase approach.
The study found that brain responds rapidly to face-like features, even in ambiguous black-and-white stimuli. Face-likeness affects unconscious processing, and images with high degree of facial likeness are detected faster than those without.
Synchronized foot vibrations and posture significantly enhance virtual walking experiences, with standing postures showing the most improvement. This technology has practical applications in training, rehabilitation, and entertainment, offering improved immersion and realism.
Researchers developed DNA aptamers of melanopsin to regulate mammalian circadian rhythms. Four Melapts induced a phase advance and seven caused a delay in the biological clocks of cells and mice. The aptamers may have potential therapeutic applications by manipulating melanopsin's input signals to the central clock.
Researchers at Toyohashi University of Technology discovered a compound called diaphorin that promotes protein synthesis in vitro using Escherichia coli-derived components. The study found that diaphorin targets bacterial gene expression systems, improving the growth and substance production ability of E. coli.
Researchers found that angry and fearful faces were more strongly affected in terms of color recognition compared to neutral faces. Memory colors varied between expressions, with red-yellow being the typical color for angry and fearful faces.
Researchers at Toyohashi University of Technology developed a novel integrated immunoassay device with autonomous control functions, reducing analysis time by one-third to 30 minutes. The centrifugal microfluidic chip can perform complex fluid control without extensive user training or manual labor.
This study found that perceiving high glossiness in images induces greater pupillary constriction than perceived low glossiness, even when physical luminance is adjusted. The results suggest that the visual system responds to specular highlights in glossy images, leading to pupil constriction.
The computational results show that tonal sound radiation occurs due to vortex collisions with orifice plates. The vortical structures change with velocity and orifice radius, leading to variations in frequency and sound mode.
A new system synthesizes avatars into 360-degree videos with foot vibrations to create an immersive walking experience. The avatar's shadow induces an illusory presence of the body, while synchronized foot vibrations enhance the sense of leg action.
Researchers developed a novel low-invasive neural recording technique for diabetic mice, overcoming tissue damage and enabling stable recordings for an entire month. This breakthrough technology has significant potential for broader applications, including drug discovery and brain-machine interface development.
Researchers developed a zinc oxide nanopagoda array photoelectrode with high electron conductivity, low defects, and enhanced visible light absorption properties. The addition of silver nanoparticles increased photocurrent by approximately 1.5-fold, improving water-splitting hydrogen production.
Researchers create a method to deposit small metal oxide marks in deep brain regions using electrolysis, allowing for precise localization and high-resolution imaging of neurons. The technology enables the visualization of brain-wide distribution of neurons with specific functional characteristics.
The study found that soil biota and their networks are easily altered by the soil environment, cultivation history, and crops. The research team applied DNA metabarcoding to analyze changes in soil organisms associated with crop growth, revealing distinct prokaryotic and eukaryotic communities and networks.
Researchers discovered that reddish tints on faces can make happiness seem friendlier, while having no effect on angry expressions. The study suggests that facial color quietly affects our perception of emotions, even when we're not aware of it.
A research team at Toyohashi University of Technology has developed a technique to create training data for robots that estimate the state of users using machine learning. The method uses a human body link model without requiring movement analysis, enabling care robots to assist elderly with reduced burden and improved safety.
Researchers discovered that humans experience empathic embarrassment when witnessing robots in embarrassing situations. The study also found cognitive empathy was stronger for human actors compared to robot avatars.
Researchers developed a new method to estimate vocal cord vibrations pitch from call audio, leading to more accurate dysarthria diagnoses in telemedicine. The method integrates feature quantities extracted from amplitude and phase spectra, demonstrating robustness against background noise.
Research discovered lipids concentrate on graphene oxide in cell membrane models, revealing a mechanism for lipid domain formation. The findings have implications for concentrating and separating lipids and membrane proteins, essential for medicine and drug discovery.
Researchers developed a flexible electrocorticography film and surgical technique to detect neural activity in the cerebral cortex, evoked by somatosensory and olfactory stimuli. The device enables simultaneous recording of neural activity from multiple brain regions, advancing research on large-scale electrocorticography.
A research team at Toyohashi University of Technology discovered that the flickering of flames can be controlled by moving two flames closer together or further apart. By periodically adjusting the distance between flames, they were able to stably express the state of “stopping the flickering of flames”, a phenomenon previously unknown...
A research team reveals the mechanism behind non-uniform diamond film formation on tools, identifying carbon filaments as a key factor. Inhibiting carbon filament growth is crucial for developing dry processing methods that reduce environmental waste.
Researchers discovered metal ion plasma generation under strong magnetic field using microwave resonator, maintaining plasma state for extended periods. This method has potential to reduce energy consumption and improve semiconductor manufacturing processes.
A new control system design method achieves ultra-precision positioning on industrial machinery with unknown vibration characteristics. The system uses a nominal characteristic trajectory following controller and a vibration suppression compensator to reach target positions with high speed and precision.
Researchers at Toyohashi University of Technology elucidated the decomposition behavior of electrolytes in cathode composites of all-solid-state lithium-sulfur batteries. The sulfide solid electrolytes convert to thiophosphates with long-chain cross-linked sulfur during charging and discharging cycles, governing battery performance.
A research team developed an AI-powered method to automatically detect single cells in microscopic images, achieving a mean Average Precision (mAP) of 0.989. This technology reduces human labor and improves single-cell analysis, enabling the discovery of new treatment methods for diseases.
A research team developed a method to efficiently identify potentially dangerous intersections for child traffic accidents using a combination of empirical Bayesian estimation and geo-informatized data. The model proved effective in identifying seven or more high-risk spots, improving upon methods based solely on past accident data.
A joint research project by Toyohashi University of Technology found that 78% of Jakarta's river waste is plastic, with PET bottles and bags accounting for over half. The study estimated a daily discharge rate of 7.7-12.6 grams per person, highlighting the need for improved waste management in Indonesia.
Researchers analyzed over 31,000 participants and 1,200 paintings to find that people prefer color compositions with unique statistical properties, unlike natural scenes. These findings challenge the 'matching-to-nature' hypothesis and offer insights into why we're attracted to certain color schemes.
The AI model, trained with end-to-end and multi-task manners, achieves best drivability in a standard simulation environment, outperforming recent models. It extracts useful information from a single RGBD camera and uses sensor fusion techniques to enhance performance.
Research suggests that persistent viral infections within hosts can lead to long COVID or post-acute sequelae of COVID-19. The study found that systemic infection and compromised immunity are key factors enabling persistent infection.
A new 'joint avatar' study reveals that visual information predicting a partner's intentions significantly enhances sense of embodiment towards partner-controlled limbs during virtual co-embodiment. This finding may contribute to enhancing embodiment towards autonomous prosthetic limbs, reducing user discomfort related to lack of control.
A study by Toyohashi University of Technology found that the human visual system flexibly modulates observers' perception according to their posture. The research used the Necker cube as a visual stimulus and found a significant difference in probability of perception depending on the viewing posture, with a bias towards looking up.