A Quantum Guitar
Fuente:
arXiv
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| Autore principale: | |
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| Natura: | Preprint |
| Pubblicazione: |
2025
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| Soggetti: | |
| Accesso online: | |
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| _version_ | 1866912571457536000 |
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| author | Coecke, Bob |
| author_facet | Coecke, Bob |
| contents | A guitar string represents a wave, and by associating a qubit to each of its playable states we get a quantum wave. This is the principle behind our Quantum Guitar: `quantising all strings of a guitar'. In order to achieve this quantisation, we couple a guitar with Moth's Actias quantum synth, and for qubit manipulations including measurements the musician uses foot controllers - hence using all four limbs like a drummer. Our Quantum Guitar also allows for smooth continuous transition from `quantum' to `classical' sound, and vice versa. We have used our Quantum Guitar in several live performances in a variety of venues, playing a number different musical styles, hence demonstrating that it is a very uniquely versatile and reliable instrument. For example, in some performances Quantum Guitar was used in industrial music, by the band Black Tish, who are currently recording an album with it. In other performances Quantum Guitar represented a qubit within a sonified Bell-pair under measurement, the other qubit being mentally realised with a Grand Piano. Classical-quantum and quantum-classical transitions prove particularly useful in musical performance. A link to a demo video of Quantum Guitar is provided. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2509_04526 |
| institution | arXiv |
| publishDate | 2025 |
| record_format | arxiv |
| spellingShingle | A Quantum Guitar Coecke, Bob Quantum Physics A guitar string represents a wave, and by associating a qubit to each of its playable states we get a quantum wave. This is the principle behind our Quantum Guitar: `quantising all strings of a guitar'. In order to achieve this quantisation, we couple a guitar with Moth's Actias quantum synth, and for qubit manipulations including measurements the musician uses foot controllers - hence using all four limbs like a drummer. Our Quantum Guitar also allows for smooth continuous transition from `quantum' to `classical' sound, and vice versa. We have used our Quantum Guitar in several live performances in a variety of venues, playing a number different musical styles, hence demonstrating that it is a very uniquely versatile and reliable instrument. For example, in some performances Quantum Guitar was used in industrial music, by the band Black Tish, who are currently recording an album with it. In other performances Quantum Guitar represented a qubit within a sonified Bell-pair under measurement, the other qubit being mentally realised with a Grand Piano. Classical-quantum and quantum-classical transitions prove particularly useful in musical performance. A link to a demo video of Quantum Guitar is provided. |
| title | A Quantum Guitar |
| topic | Quantum Physics |
| url | https://arxiv.org/abs/2509.04526 |