The Virus Cleaner is a system that can clean 95% of virus contaminated air using bleach water at an air flow of 20m/s. It was developed in 2003 during the SARS outbreak and was funded by a CERG grant. The system was tested in the Prince of Wales Hospital in 2004.The Virus Cleaner is ideal in clinics.....
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Volatile organic compounds (VOCs) emitted by furniture and homecare products could lead to sick building syndrome and physical ailments such as heart diseases, respiratory diseases, and cancers. Effective methods to purify air in built environments are therefore in great demand. The invention disclo.....
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Novel methods for improving compression efficiency by compressing and encoding images are proposed in this patent. The image to be compressed is partitioned into blocks, which will then be individually analyzed to determine suitability for discrete wavelet transform pre-processing. The blocks are al.....
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Organic photovoltaic (OPV) cells have received a surge of interest as a low-cost, flexible, large-area, and renewable energy source. Regioregular polythiophene and fullerene blend is one of the most promising candidates for realizing practical high-efficiency polymer photovoltaic application. On the.....
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This invention relates to the use of nanostructures as filter materials to extract therapeutic components from Chinese medicinal herbs. Existing methods of extraction of herbal components include chromatography and freeze drying. The researchers proposed an alternative method that taps on interactiv.....
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