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  • N Sachdeva
  • 2009
The investigations on sources and viability of stem cells are important as stem cell transplantation has shown promising results in diseases like leukemias and lymphomas. Umbilical cord blood samples were collected in a closed aseptic system. The samples were diluted with phosphate buffered saline, treated with ficol and centrifuged at 15,000 rpm for the(More)
Diversity is a powerful technique to combat the wireless fading impairment. In this paper, types of diversity along with different diversity combining techniques –Selection Diversity, Equal Gain Combining and Maximal Ratio combining are being proposed. An analytical expression for the signal-to-noise ratio (SNR) and bit-error-rate at the output of a(More)
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