dorsal/arxiv
View SchemaMulti-valued Logic Gates for Quantum Computation
| Authors | Ashok Muthukrishnan, C. R. Stroud, Jr |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0002033 |
| URL | https://arxiv.org/abs/quant-ph/0002033 |
| DOI | 10.1103/PhysRevA.62.052309 |
Abstract
We develop a multi-valued logic for quantum computing for use in multi-level quantum systems, and discuss the practical advantages of this approach for scaling up a quantum computer. Generalizing the methods of binary quantum logic, we establish that arbitrary unitary operations on any number of d-level systems (d > 2) can be decomposed into logic gates that operate on only two systems at a time. We show that such multi-valued logic gates are experimentally feasible in the context of the linear ion trap scheme for quantum computing. By using d levels in each ion in this scheme, we reduce the number of ions needed for a computation by a factor of log d.
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"abstract": "We develop a multi-valued logic for quantum computing for use in multi-level\nquantum systems, and discuss the practical advantages of this approach for\nscaling up a quantum computer. Generalizing the methods of binary quantum\nlogic, we establish that arbitrary unitary operations on any number of d-level\nsystems (d \u003e 2) can be decomposed into logic gates that operate on only two\nsystems at a time. We show that such multi-valued logic gates are\nexperimentally feasible in the context of the linear ion trap scheme for\nquantum computing. By using d levels in each ion in this scheme, we reduce the\nnumber of ions needed for a computation by a factor of log d.",
"arxiv_id": "quant-ph/0002033",
"authors": [
"Ashok Muthukrishnan",
"C. R. Stroud, Jr"
],
"categories": [
"quant-ph"
],
"doi": "10.1103/PhysRevA.62.052309",
"title": "Multi-valued Logic Gates for Quantum Computation",
"url": "https://arxiv.org/abs/quant-ph/0002033"
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