|Deliver and maintain services, like tracking outages and protecting against spam, fraud, and abuse• "Quantum Hall effect in polar oxide heterostructures"
|"Quantized Hall conductivity in two dimensions"
|Deliver and measure the effectiveness of ads• Google uses and data to:• Improve the quality of our services and develop new ones• You can also visit g
|Personalized content and ads can be based on those things and your activity like Google searches and videos you watch on YouTube
"Quantized Hall conductivity in two dimensions".15