"Wi-R" chip (IMAGE) Purdue University Caption Ixana’s “Wi-R” chip, born out of Shreyas Sen’s lab, has received awards at CES, an annual technology show in Las Vegas. Credit Purdue University image/Kelsey Lefever Usage Restrictions No restrictions. License Public Domain Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.