A novel photocatalyst developed by City University of Hong Kong turns carbon dioxide into methane fuel selectively and effectively using sunlight. The catalyst, made from copper-based materials, produces almost double the quantity of methane compared to previous methods.
Researchers have successfully stretched diamond to achieve large, uniform tensile elastic straining, opening up new possibilities for advanced functional devices. The findings suggest the potential of strained diamonds as prime candidates for microelectronics, photonics, and quantum information technologies.
A novel computational tool called CShaper speeds up the analyzing process from hundreds of hours to a few hours by computer. It can segment and analyze cell images systematically at the single-cell level, enabling biologists to decipher the contents of these images within a few hours.
A study found that kangaroos gazed at humans when trying to access food in a closed box, using gazes to communicate instead of opening the box. The research also revealed that nine out of 11 kangaroos showed gaze alternations between the box and human.
A joint research led by City University of Hong Kong has built an ultralow-power consumption artificial visual system to mimic the human brain. The device achieves a record-low energy consumption down to sub-femtojoule per synaptic event, outperforming human brain synapses.
A magnetic spray can be used to turn objects into millirobots that can crawl, walk, or roll on different surfaces. The coated objects are biocompatible and can be disintegrated into powders when needed, demonstrating potential for biomedical applications like catheter navigation and drug delivery.
Researchers found that eco-engineered tiles with crevices can increase habitat complexity, enhancing marine biodiversity. The tiles provided shelter and reduced temperatures for animals, promoting a healthy ecosystem.
Researchers from City University of Hong Kong have developed a novel method to tackle instability and potential environmental impact in perovskite solar cells, achieving high power conversion efficiency while minimizing lead leakage. The team's innovative use of 2D metal-organic frameworks enhances device performance and stability.
A research team from City University of Hong Kong has produced graphene masks with an anti-bacterial efficiency of 80%, which can be enhanced to almost 100% with exposure to sunlight. The graphene masks are easily produced at low cost and can help resolve the problems of sourcing raw materials and disposing of non-biodegradable masks.
Researchers have discovered a way to resolve the conflict between high strength and ductility in intermetallic alloys by introducing disordered nanoscale layers at grain boundaries. These nanolayers improve the alloy's strength with excellent thermal stability at high temperatures, opening up new possibilities for designing structural ...
Researchers from CityU have developed a novel detection method called CARPID to identify binding proteins of specific RNAs in living cells. The method uses CRISPR/dCasRx system and biotin-labelling technology to detect RNA-protein interactions, showing high specificity and applicability for lncRNAs of different lengths.
A novel intracellular biopsy technique developed by City University of Hong Kong isolates targeted miRNAs from living cells within 10 minutes using diamond nanoneedles. This technique simplifies the experimental operation, reducing processing time from hours to minutes and enabling quasi-single-cell miRNA analysis.
A new study developed a non-invasive molecular imaging approach using dynamic MRI to measure glucose level changes in the brain lymphatic system. This method helps identify Alzheimer's disease at early stages, allowing treatments to start promptly. The technique uses glucose as a 'tracer' and is compatible with existing MRI machines, m...
A research team discovered that high-entropy alloys exhibit exceptional mechanical properties at ultra-low temperatures due to multiple deformation mechanisms. The study used in-situ neutron diffraction technique to reveal the sequence of deformation mechanisms, including dislocation slip, stacking faults, twinning, and serrations.
Researchers have developed an innovative in vivo priming strategy to train human stem cells for improved cardiac regeneration therapy. The technique, using a 3D-printed patch, enhances the survival rate and therapeutic potential of the stem cells after transplantation into failing hearts.
Researchers successfully measured and controlled the length of the Kondo cloud, a phenomenon discovered in the 1930s that explains resistance increase in certain metals. The findings provide insights into multiple impurity systems, including high-temperature superconductors.
A research team has developed a droplet-based electricity generator that can produce 140V power from a single drop of water. The device features a field-effect transistor-like structure and achieves high energy-conversion efficiency and instantaneous power density, making it an innovative solution for sustainable energy generation.
Researchers at City University of Hong Kong and Northwestern University have created a skin-integrated virtual reality system that can simulate touch with vibration wirelessly. The device is powered by radio frequency energy and can be controlled within a distance of one meter.
Researchers have developed a new CRISPR-Cas9 protein, SaCas9-HF, to increase the precision of genome editing. The new variant shows high accuracy in targeting human cells without compromising on-target efficiency.
A new strain of Klebsiella pneumoniae was discovered in 2017 and found to be resistant to carbapenem antibiotics. A recent study identified an easily transmitted DNA piece that can make this superbug even more deadly and hyper-virulent, posing a significant threat to human health.
A team of researchers has developed a novel anti-cancer prodrug called phorbiplatin, which can be controllably activated by low-intensity red light. This unique property reduces collateral damage and kills cancer cells while minimizing harm to normal tissues.
A new dual stem cell therapy has shown promise in improving cardiac function and vascular regeneration following myocardial infarction. The treatment involves combining two types of stem cells to repair both the muscle cells and vascular systems of the heart, providing a potential alternative to complex heart transplants.
A research team devised a novel mechanism to transport droplets at record-high velocity and distance without extra energy input. The new strategy uses surface charge density manipulation to achieve unidirectional and self-propelled liquid droplet transportation on diverse substrates.
The study identifies nine master regulators controlling key pathogenic pathways in Pseudomonas aeruginosa, offering potential targets for new antibiotics. An online platform and R package have also been developed to facilitate the analysis of the regulatory network.
Researchers at City University of Hong Kong have been awarded a $100,000 grant to develop a bioreactor that can cultivate multiple strains of probiotic bacteria simultaneously. The goal is to produce low-cost gut microbial biotherapeutics with a target cost of $0.1 per dose.
Researchers at City University of Hong Kong have developed a novel compressed ultrafast photographic technique enabling both high frame rate and large frame number. This new technique offers an important tool for observing complex transient processes on the femtosecond timescale.
Researchers at CityU developed an efficient fabrication method to create smooth perovskite films with enhanced performance and stability. This led to the production of highly efficient and stable green LEDs with a record operational lifetime.
Researchers at City University of Hong Kong create innovative method to transport micro-droplets using capillary force on slippery surface, enabling detection of E. coli and S. aureus bacteria in biomedical analysis. This technology has potential applications in fog collection, water harvesting, heat exchangers, and other fields.
A new research developed a platform to predict compounds with clinical potential for treating brain diseases. The platform uses machine learning and whole-brain activity imaging to identify drugs with higher therapeutic and clinical translation potential, accelerating the drug development process.
Researchers at City University of Hong Kong have developed a novel strategy to create high-strength alloys that are also extremely ductile and flexible. The breakthrough solution involves massive precipitation of nanoscale particles, solving the critical issue of the strength-ductility trade-off dilemma.
A new device has been developed to perform high-throughput 3D chemotactic assays, revealing diversity and complexity in the chemotactic regulation of neuronal development by various guidance molecules. The platform uses a hydrogel-based microfluidic system to test hundreds of suspended microscale hydrogel cylinders with distinct gradie...
A new study published in Nature Climate Change synthesizes the effects of climate change and environmental problems in the Mediterranean region. The research highlights interconnected risks to sustainable development, including water scarcity, biodiversity loss, and human security threats.
Developed by City University of Hong Kong, the mini delivery-robot can carry heavy loads and adapt to adverse environments. Its unique design with hundreds of pointed legs reduces friction significantly, enabling efficient movement inside the human body.
Researchers have successfully fabricated tiny on-chip lithium niobate modulators with ultra-high data transmission speeds and lower energy consumption. The breakthrough technology has the potential to revolutionize the optoelectronic industry by enabling high-speed, low-power, and cost-effective communication networks.
Researchers at CityU developed a novel ceramic ink to print flexible and stretchable ceramic precursors, enabling complex shapes like origami folding. These precursors can undergo self-reshaping after heat treatment, resulting in mechanically robust and high-strength ceramics.