We present an approach based on a non-Hermitian Hamiltonian to describe the process of measurement by tunneling of a phase qubit state. We derive simple analytical expressions which describe the dynamics of measurement, and compare our results with those experimentally available.
@article{arxiv.1001.3110,
title = {Non-Hermitian description of a superconducting phase qubit measurement},
author = {Alexander I. Nesterov and Gennady P. Berman and Alan R. Bishop},
journal= {arXiv preprint arXiv:1001.3110},
year = {2012}
}