The City University of Hong Kong has developed a new generation of aqueous zinc-based batteries offering improved safety, higher power, lower cost and environmental sustainability. The breakthrough addresses large-scale energy storage challenges, providing ideal backup power for data centers.
Researchers at City University of Hong Kong have developed a new range of battery materials that offer enhanced energy density, extended lifespan and reduced costs. The team's innovative approach focuses on stabilising the honeycomb structure by incorporating additional transition metal ions into the cathode material.
A research team from City University of Hong Kong has developed innovative packaging material solutions using patented chemical additives to control material microstructures. This approach aims to improve the performance and production efficiency of advanced 3DIC packaging, enabling faster and more reliable connections in stacked chips.
The CityUHK team is developing two core therapeutic medicines using state-of-the-art DNA surgery technology to treat liver and cardiovascular genetic diseases. Their approach offers a durable and long-lasting solution, eliminating the need for repeated medications.
The project aims to enhance CTC detection sensitivity and specificity for clinical needs in cancer early screening, diagnosis and treatment. The team will develop an integrated system covering CTC counting, classification and downstream detection of CTC proteins and genes.
Next-generation passive radiative cooling technology offers an electricity- and refrigerant-free cooling solution, potentially reducing surface temperature by at least 2°C. The innovation has promising application potential in buildings, roads, and clothing, addressing issues such as urban heat islands and greenhouse gas emissions.
The CityUHK team develops a new federated learning technology integrated with research knowledge graphs and large language models to digitally transform STI services. This will create a comprehensive, domain-specific knowledge base and provide intelligent assistant services for researchers.
A research team at City University of Hong Kong has developed next-generation printable perovskite solar cells with higher efficiency, stability, and lower production costs. These cells can be manufactured using a 'printing' process, reducing energy consumption and processing steps compared to traditional silicon-based solar cells.
A team from City University of Hong Kong has designed a compact hybrid transmission and scanning electron microscope that can operate at room temperature, offering high-resolution imaging capabilities without cryogenic temperatures. The new system reduces radiation damage to samples and provides improved image contrast using pulse elec...
Researchers at City University of Hong Kong developed mixed-dimensional anti-ambipolar transistors for multifunctional electronics, enabling higher information density and lower power consumption. The new technology paves the way for simplified chip circuit design and versatile applications in digital and analog signal processing.
A research team led by Professor Yang Yong found that severely oxidized metallic glass nanotubes can attain an ultrahigh recoverable elastic strain of up to 14% at room temperature. The discovery implies that oxidation in low-dimension metallic glass can result in unique properties for applications in sensors, medical devices, and othe...
Researchers found that low-dose X-ray irradiation reduced lesion size and reversed motor deficits in TBI and ischemic stroke mice, demonstrating its potential as a therapeutic strategy. The treatment also accelerated substantial motor function recovery and promoted brain rewiring after stroke.
Researchers from City University of Hong Kong developed a novel strategy to engineer stable and efficient ultrathin nanosheet catalysts using Turing structures. This approach effectively resolves the instability problem associated with low-dimensional materials in catalytic systems, enabling efficient and long-lasting hydrogen production.
A research team at City University of Hong Kong has developed a novel performance evaluation method called Information Exchange Surrogate Approximation (IESA) to calculate blocking probabilities in queueing systems with overflow. IESA provides ways to allocate limited resources better, enhancing resource allocation and capacity plannin...
A small molecule called YM022 has been discovered to block aversive memory formation in mice, offering a new direction for developing anti-depressants. The study found that YM022 suppressed neuroplasticity-caused aversive memory formation and reduced depressive behaviors in mice.
Researchers at City University of Hong Kong have developed a passive radiative cooling material that achieves high-performance optical properties. The cooling ceramic reduces thermal load, provides stable cooling performance, and can be used in various building applications.
A team of researchers from City University of Hong Kong and Shanghai Jiao Tong University has developed a novel aluminium alloy with unprecedented fatigue resistance using advanced 3D printing techniques. The new alloy, called NTD-Al, surpasses the fatigue strength of high-strength wrought Al alloys and conventional metals.
The CityU innovation has dramatically enhanced the thermal robustness of perovskite solar cells, retaining over 90% of efficiency even under high temperatures. This breakthrough could significantly broaden the utilisation of these cells and contribute substantially to combating the global climate crisis.
Researchers at City University of Hong Kong successfully morphed all-inorganic perovskites into various shapes at room temperature without compromising their functional properties. The findings demonstrate the potential of these semiconductors for next-generation deformable electronics and energy systems.
A breakthrough in battery technology has been achieved by City University of Hong Kong, overcoming the persistent challenge of voltage decay in lithium-ion batteries. The new development stabilises a unique honeycomb-like structure within the cathode material, resulting in longer-lasting and more efficient batteries.
Researchers at City University of Hong Kong have developed a new class of near-infrared-activated photo-oxidants that can effectively kill cancer cells without requiring oxygen. The discovery offers a promising direction for developing anti-cancer drugs and could overcome existing limitations of photodynamic therapies.
A research team at City University of Hong Kong has developed a highly efficient electrocatalyst that enhances hydrogen generation through electrochemical water splitting. The catalyst, composed of transition-metal dichalcogenide nanosheets with unconventional crystal phases, exhibits superior activity and stability in acidic media.
CityU and AFCR have signed a MoU to promote cutting-edge cancer-related innovative inventions and commercialization. The partnership aims to foster the development of biomedicine and related innovation, with world-leading scholars from Harvard Medical School attending the inaugural 'Innovation Series in Biomedicine' forum.
A novel AI system developed by City University of Hong Kong improves predictive accuracy in dense traffic, reducing latency and increasing efficiency. QCNet achieves speed and accuracy in predicting road users' movements, even with long-term predictions, making autonomous driving safer and more human-like.
The research team created a multi-spectral, super-low-dose photoacoustic microscopy system with improved sensitivity, enabling new applications and clinical translation. The system achieved up to capillary-level or sub-cellular resolution at greater depths than traditional optical microscopy methods.
Researchers at CityU and HKUMed developed genetically modified human neural stem cells that promote neural circuit reconstruction, reduce glial scar accumulation, and enhance axon outgrowth. The therapy demonstrates potential for treating severe spinal cord injuries with functional recovery.
A joint research team from City University of Hong Kong and collaborators developed a stable artificial photocatalytic system that mimics natural chloroplasts to convert carbon dioxide into methane, a valuable fuel, very efficiently using light. The new system achieved a highly efficient solar-to-fuel efficiency rate of 15%, surpassing...
Researchers found that viruses can insert genes into bacteria to help them adapt and survive in nutrient-depleted man-made environments. The study also identified novel immune systems against viruses in bacteria and detected antibiotic resistance genes in viruses on human skin and surfaces.
A research team at CityU developed a multifunctional composite polymer coating with both radiative and non-radiative cooling capacity, enhancing heat dissipation in wearable electronics. The cooling interface achieved temperature drops of over 56°C, improving the performance of skin electronic devices.
A collaborative team led by City University of Hong Kong researchers invented a low-temperature vapour-phase growth method to produce large-scale synthesis of semiconducting tellurium nanomesh. The new method enables the scalability and cost-effectiveness of nanomesh for next-generation electronics.
Researchers at City University of Hong Kong developed a novel, wearable, olfaction feedback system with wireless capabilities for virtual reality. The system releases various odours using miniaturized odour generators and has been tested with an average success rate of 93 percent.
A deep learning-based framework called EMGSense enables accurate wearable EMG device usage through AI self-training techniques. It achieves average accuracy of 91.9% in gesture recognition and 81.2% in activity recognition, outperforming state-of-the-art approaches.
Researchers at City University of Hong Kong have developed a multifunctional additive that improves the efficiency and stability of perovskite solar cells by modulating film growth. The additive reduces defects, leading to higher power conversion efficiency and lower energy loss.
The City University of Hong Kong (CityU) has been approved to establish the first UNESCO Regional Training and Research Centre on coastal contaminant monitoring in Hong Kong, focusing on the Western Pacific region. The centre aims to strengthen marine pollution monitoring, promote innovative technologies, and facilitate international r...
The City University of Hong Kong has developed a novel electron microscope that combines scanning and transmission electron microscope modes in a compact format. The device can produce high-resolution images in five minutes, enabling the study of atom dynamics and beam-sensitive materials.
Researchers from City University of Hong Kong and NREL developed a one-step solution-coating approach to simplify PSC manufacturing, resulting in high efficiency and stability. The new method reduces process complexity and cost, bringing PSCs closer to commercialization.
A team of scientists from City University of Hong Kong and HKUST discovered novel, tridimensional compounds with high anticancer activity and low toxicity. These compounds can overcome drug resistance in cancer cells by inducing a different cell death pathway.
A research team at City University of Hong Kong invented a tunable terahertz meta-device that can control the radiation direction and coverage area of THz beams. The device allows for signal delivery to specific users or detectors and has flexibility to adjust the propagating direction, as needed.
Researchers at City University of Hong Kong identified lysyl hydroxylase 1 (LH1) as a key factor in promoting confined migration of liver and pancreatic cancer cells. The study found that LH1 promotes metastasis by stabilizing Septin2, which enhances the actin network.
Researchers from City University of Hong Kong developed a unified colour system based on prime numbers, called C<sub>235</sub>, which can represent various colours more efficiently than existing systems like RGB and CMYK. The new colour system has potential applications in designing energy-saving LCD systems and colourizing DNA codons.
Researchers at City University of Hong Kong developed a wireless, soft e-skin for interactive touch communication in the virtual world. The e-skin can detect and deliver the sense of touch, enabling one-to-multiuser interaction and overcoming the limitations of space and distance.
Researchers at City University of Hong Kong develop a self-charging electrostatic face mask that can continuously replenish its electrostatic charge through the user's breathing. The mask provides high-efficiency airborne particle removal with 95.8% effectiveness after 60 hours of testing.
Researchers from City University of Hong Kong have developed a novel, tiny device to observe liquid-phase electrochemical reactions in energy devices at nanoscale. The device enables real-time and high-resolution visualization of complex electrochemical processes.
A research team led by Dr. Eddie Ma Chi-him identified a therapeutic small molecule M1 that increases mitochondrial dynamics and sustains long-distance axon regeneration, restoring visual functions in mice. Regenerated axons elicited neural activities and survived for four weeks after optic nerve injury.
Researchers at City University of Hong Kong have developed a lead-free perovskite photocatalyst for highly efficient solar energy-to-hydrogen conversion. The study uncovers the interfacial dynamics between halide perovskite molecules and electrolytes, enabling better photoelectrochemical hydrogen generation.
A team at City University of Hong Kong has developed a novel approach to converting environmental temperature fluctuations into clean chemical energy using pyroelectric catalysis. By combining pyroelectric materials with localized plasmonic heat sources, the researchers achieved significantly faster and more efficient pyro-catalytic re...
Researchers from City University of Hong Kong and Australia developed a new method to enhance charge mobility in metal oxide catalysts, leading to improved water splitting efficiency. The method involves phosphorus doping, which reduces energy losses and increases charge separation efficiency.
Researchers from City University of Hong Kong developed a novel device-engineering strategy to suppress energy conversion loss in organic photovoltaics, achieving PCE over 19%. The discovery enables OPVs to maximize photocurrent and overcome the limit of maximum achievable efficiency.
Researchers from City University of Hong Kong developed an advanced wireless haptic interface system called WeTac. The system provides a vivid touch experience with personalized tactile sensation data and overcomes the shortcomings of existing bulky gloves.
A new space-time coding antenna developed at City University of Hong Kong enables manipulation of beam direction, frequency, and amplitude for improved user flexibility in 6G wireless communications. The antenna relies on software control and combines research advances in leaky-wave antennas and space-time coding techniques.