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Phys. Photonics"],"published-print":{"date-parts":[[2025,7,31]]},"abstract":"<jats:title>Abstract<\/jats:title>\n               <jats:p>Single-shot characterization techniques are crucial when handling shot-to-shot pulse-shape fluctuations (e.g. unstable laser systems, with high-power, or low repetition rate) because scanning configurations cannot measure single pulses. The demand for simple setups that can easily be adapted to a wide variety of experimental conditions is continuously rising. In this work, we propose a single-shot implementation of amplitude swing that maintains the compactness, versatility, and robustness of its scanning counterparts. First, we theoretically study the proposed implementation, based on a pair of uniaxial wedges. Then, we present the retrieval ptychographic algorithm. Finally, we experimentally demonstrate the setup by comparing the single-shot and scanning traces, along with their retrieved pulses. In sum, we provide the ultrafast science community with a simple and versatile setup capable of measuring single laser pulses, meeting the growing demand to characterize fluctuating pulse trains.<\/jats:p>","DOI":"10.1088\/2515-7647\/adeeef","type":"journal-article","created":{"date-parts":[[2025,7,11]],"date-time":"2025-07-11T22:57:02Z","timestamp":1752274622000},"page":"035028","update-policy":"https:\/\/doi.org\/10.1088\/crossmark-policy","source":"Crossref","is-referenced-by-count":1,"title":["Ultrafast single-shot amplitude swing pulse measurement"],"prefix":"10.1088","volume":"7","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-2877-2251","authenticated-orcid":true,"given":"Cristian","family":"Barbero","sequence":"first","affiliation":[]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5456-8350","authenticated-orcid":true,"given":"\u00cd\u00f1igo J","family":"Sola","sequence":"additional","affiliation":[]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7649-1390","authenticated-orcid":true,"given":"Benjam\u00edn","family":"Alonso","sequence":"additional","affiliation":[]}],"member":"266","published-online":{"date-parts":[[2025,7,22]]},"reference":[{"key":"jpphotonadeeefbib1","doi-asserted-by":"publisher","first-page":"219","DOI":"10.1038\/nphoton.2008.47","article-title":"Femtosecond laser micromachining in transparent materials","volume":"2","author":"Gattass","year":"2008","journal-title":"Nat. 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Published by IOP Publishing Ltd","name":"copyright_information","label":"Copyright Information"},{"value":"2025-04-24","name":"date_received","label":"Date Received","group":{"name":"publication_dates","label":"Publication dates"}},{"value":"2025-07-11","name":"date_accepted","label":"Date Accepted","group":{"name":"publication_dates","label":"Publication dates"}},{"value":"2025-07-22","name":"date_epub","label":"Online publication date","group":{"name":"publication_dates","label":"Publication dates"}}]}}