Abstract: As Extremely large-scale array (XL-array) technology advances and carrier frequency rises, the near-field effects in communication are intensifying. In near-field conditions, channels ...

The Aadhaar card, one of the most important documents used for verifying identity in India, has upgraded the long queues and paperwork to update the card. The Unique Identification Authority of India ...

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The RSPB is calling on households across Britain to rethink how they feed garden birds after new data showed starlings have hit record low numbers for the second year running and greenfinch ...