Base station antennas, set up to support wireless communications, abound in our surroundings but they are regarded by many as a health threat and therefore avoided. To mitigate the aversion felt towards base station antennas, the antennas are often hidden or camouflaged from the sight of passers-by......
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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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The invention relates to an improved method for storing hydrogen in single-walled carbon nanotubes. Carbon nanotubes are dipped in hydrogen gas for absorption. The size of carbon nanotubes to be used depends on the density of hydrogen molecules, and generally, nanotubes of diameters from 0.5 to 1.2 .....
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