Vaccination is most commonly administered by needle and syringe. Although effective, it has many limitations such as pain and cross-infection. To address these limitations, many techniques were developed and, among them, polymer dissolving microneedle arrays recently attracted great interest. Compar.....
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The present invention relates to a method and an apparatus for authenticating location-based services without compromising location privacy, which comprises a comprehensive solution that preserves unconditional location privacy when authenticating range queries using three authentication schemes, to.....
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The invention provides a portable multi-sense organ stimulation device, which comprises: a shell body; a multi-sense organ stimuli origin being arranged in the shell body, and including a cognition stimuli origin, a vision stimuli origin, an olfaction stimuli origin, a hearing stimuli origin and a f.....
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A novel zone melting method to purify industrial phosphorus is introduced. Since there is no chemical solvent for phosphorus, chemical extraction purification does not work for arsenic purification. Zone melting is a method for removing impurities from solid materials. This method with a special set.....
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This invention provides a new usage of a Chinese medicinal material and three pure compounds on treating cognitive impairments. These disorders include Alzheimer's disease, insomnia, vascular dementia, memory loss, disorders of attention and other sleeping disorders. These compounds, found in the .....
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