From Theory to Experiment

Ashley

From Theory to Experiment
Format
Paperback
Publisher
Tredition Gmbh
Published
10 June 2024
Pages
136
ISBN
9783384256577

From Theory to Experiment

Ashley

Anyons, particles that exhibit fractional statistics intermediate between bosons and fermions, have captivated physicists for decades. Their unique braiding properties hold immense potential for applications in topological quantum computing. However, anyons remain elusive in the realm of experiments. This article bridges the gap between theoretical proposals and experimental efforts, exploring the exciting journey of realizing and manipulating anyons within the controlled environment of lattice models. The Allure of Anyons: Ordinary matter particles fall into two fundamental categories based on their spin-statistics connection: bosons (integer spin) and fermions (half-integer spin). Bosons like photons happily share the same quantum state, while fermions, following the Pauli exclusion principle, cannot. Anyons defy this classification, possessing fractional spin and exhibiting exotic braiding statistics. When two anyons are adiabatically (slowly) exchanged, their overall wavefunction acquires a phase shift that is neither 0 degrees (bosons) nor 180 degrees (fermions), but some intermediate value. This braiding property is crucial for braiding-based quantum computation, where information is encoded in the non-local entanglement of anyons and manipulated through their braiding maneuvers.

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