The introduction of T5 (High-efficiency) and T5 (High-output) fluorescent lamps has increased the types of commonly used tubular fluorescent lamps from 9 to 18. Since each type of lamp must be powered by a specific ballast design, ballast manufacturers have to design 18 types of ballasts to cover th.....
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Transformers are used for energy and signal transfer and for providing electrical isolation. CityU researchers have developed a coreless PCB-based transformer that does not require a transformer core, thereby reducing production cost and simplifying the automated manufacturing of transformers. The i.....
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Heart diseases (mainly coronary heart disease) are the second leading killer disease category in Hong Kong since 1960s. About 12 persons per day died from the coronary heart disease in 2009. Thus, the long-term and efficient measurement of electrocardiography (ECG) for chronic heart disease patients.....
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Surfaces with extreme liquid-repellency is critical to the functionality and robustness of many commercial and industrial applications including weather-resistant machines and apparel, non-stick and anti-fouling surfaces for consumer products and life sciences equipment, and moisture-repellent surfa.....
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The invention provides a cost-effective approach to achieve ultra shallow junctions in crystalline Si, a material for fabricating photovoltaic devices. The newly technology can boost photovoltaic efficiency.
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