Content for CityU-HK.Edu

CityU-HK.Edu

City University of Hong Kong (CityU) is a public research university in Kowloon, Hong Kong. It was founded in 1984 as City Polytechnic of Hong Kong and became a fully accredited university in 1994. It is one of eight government-funded degree-granting tertiary institutions. The university has five colleges and four schools: the College of Business, College of Engineering, College of Liberal Arts and Social Sciences, College of Science, Jockey Club College of Veterinary Medicine and Life Sciences, and the School of Creative Media, School of Data Science, School of Energy and Environment and School of Law.

CityU researchers invent a low-temperature synthesis method for high-quality tellurium nanomesh for next-generation electronics

“A collaborative team led by researchers from City University of Hong Kong (CityU) recently invented an innovative method for synthesizing high-quality, semiconducting nanomesh at a lower temperature and production cost than conventional methods. The findings will help enable the large-scale …

CityU scientists discover a novel photophysical mechanism that has achieved record-breaking efficiency for organic photovoltaics

“Organic photovoltaics (OPVs) are a promising, economical, next-generation solar cell technology for scalable clean energy and wearable electronics. But the energy conversion loss due to the recombination of photogenerated charge carriers in OPVs has hindered further enhancement of their power …

CityU chemists boost eco-friendly battery performance using catalysts with unconventional phase nanostructures

“The metal-carbon dioxide battery is a promising and environmentally friendly technology, but its energy efficiency is limited. Recently, a research team co-led by chemists from City University of Hong Kong (CityU) discovered an innovative way to overcome this problem by …

CityU invents a method to convert 3D-printed polymer into a 100-times stronger, ductile hybrid carbon microlattice material

“Developing a lightweight material that is both strong and highly ductile has been regarded as a long-desired goal in the field of structural materials, but these properties are generally mutually exclusive. Researchers at City University of Hong Kong (CityU) recently …

CityU’s Novel metalens revolutionises conventional Vacuum UV optics technology

“A research team co-led by City University of Hong Kong (CityU) have successfully developed a novel Vacuum Ultra-Violet (VUV) meta-lens which can generate and focus the VUV light, a disruptive technology for the UV optics market. VUV is used in …

Super-elastic High-Entropy Elinvar Alloy Discovered with Potential for Aerospace Engineering

“Metals usually soften when they expand under heating, but a research team led by a City University of Hong Kong (CityU) scholar and other researchers have discovered a first-of-its-kind super-elastic alloy that can retain its stiffness even after being heated …

Developing high-performance MXene electrodes for next-generation powerful battery

“Two-dimensional MXene has been a rising star in the energy world as this material can store energy fast. But their unstable voltage output limits their applications. A collaborative research team led by scientists from City University of Hong Kong (CityU …

Producing highly efficient LEDs based on 2D perovskite films

“Energy-efficient light-emitting diodes (LEDs) have been used in our everyday life for many decades. But the quest for better LEDs, offering both lower costs and brighter colours, has recently drawn scientists to a material called perovskite. A recent joint-research project …

Boosting Solar Energy Conversion Efficiency

“A three-fold improvement in the efficiency of solar-to-hydrogen energy conversion can facilitate solar energy harvesting technology, according to environmental scientists at City University of Hong Kong (CityU). This research outcome could make a contribution to tackling the global energy shortage …

Breakthrough research heralds a new diamond age

“A joint research team led by City University of Hong Kong (CityU) has successfully achieved elastic straining of diamond at an unprecedented level, a breakthrough that heralds a new diamond age in the utilisation of the gemstone in microelectronics, photonics …