Light with a self-torque: extreme-ultraviolet beams with time-varying orbital angular momentum · HackerPapers discussionshttps://hackerpaper.kaipfister.de/p/1901.10942/Collected HN comments and submissions linking this paper.enMon, 02 Nov 2026 11:16:22 GMTLight with a self-torque: extreme-ultraviolet beams with time-varying orbital angular momentum — mentioned by sand500https://news.ycombinator.com/item?id=20309457urn:hackerpapers:mention:1901.10942:20309457Fri, 28 Jun 2019 22:52:22 GMT<p>I think it is this one?: https://arxiv.org/abs/1901.10942</p><p><a href="https://hackerpaper.kaipfister.de/p/1901.10942/">Paper and discussion history</a>. A mention is not an endorsement.</p>physics.optics