Unconventional Quantum Computing Devices
arXiv:quant-ph/0003151
Abstract
This paper investigates a variety of unconventional quantum computation devices, including fermionic quantum computers and computers that exploit nonlinear quantum mechanics. It is shown that unconventional quantum computing devices can in principle compute some quantities more rapidly than `conventional' quantum computers.
9 pages, plain TeX, article from 1998 conference proceedings proposing fermionic quantum computers