- [Spin-torque building blocks](https://knowen-production.s3.amazonaws.com/uploads/attachment/file/3729/locatelli2013%2Bspin%2Btorque%2Bbuilding%2Bblocks.pdf)

- [Interesting result about the upper limit on the conversion efficiency of spin-torque detector](https://knowen-production.s3.amazonaws.com/uploads/attachment/file/3676/Spin-diode%2Bconversion%2Blimit.pdf)

upper limit is about 3.5%? which is way higher than practical results