The invention makes the generation of a low frequency error clock source for backscatter link frequency possible. The power consumption of the invention is very low such that the reading distance of a passive transponder is not harmed. Also the clock calibration process continuously conducted in t.....
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It had been a very long dream in polymer science to synthesize long multi-block heteropolymer chains with an ordered sequence and controllable block lengths. Using ionic or living free radical polymerization, one can prepare copolymers with few blocks, such as diblock and triblock copolymers. The .....
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A computer-based method and system for establishing topic words to represent a document, the topic words being suitable for use in document retrieval. The method includes determining document keywords from the document; classifying each of the document keywords into one of a plurality of preestabli.....
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Osteoporosis, a silent disease, is a skeletal disorder characterized by compromised bone strength predisposing to an increased risk of fractures. The global burden of osteoporosis is significant nowadays – over 200 million people worldwide and approximately 30% of all postmenopausal women in the USA.....
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High-resolution peripheral quantitative computed tomography (HR-pQCT) is a non-invasive bone imaging technology that generates high-resolution 3-D images for quantitatively analysis of the bone micro-architecture. To enable quantitative evaluation of bone changes, accurate alignment between the bas.....
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