ABSTRACT
We will start our discussion from the simplest case when the dc current I flowing through the junction is not too large, ()https://www.w3.org/1998/Math/MathML">|I|<Ic.https://s3-euw1-ap-pe-df-pch-content-public-p.s3.eu-west-1.amazonaws.com/9781315141572/0ba78ca1-05bc-4a29-bdf3-856e8fbc4b17/content/eq174.tif" xmlns:xlink="https://www.w3.org/1999/xlink"/>
