From "Researchers create dispersion-assisted photodetector to decipher high-dim light" (2024-05) https://news.ycombinator.com/context?id=40492160 https://news.y

From "Researchers create dispersion-assisted photodetector to decipher high-dim light" (2024-05) https://news.ycombinator.com/context?id=40492160 https://news.ycombinator.com/context?id=40492160 : > From "Physicists use [Huygens' mechanical oscillation] 350-year-old theorem to reveal new properties of light waves" https://news.ycombinator.com/item?id=37226160 https://news.ycombinator.com/item?id=37226160 regarding "Bridging coherence optics and classical mechanics: A generic light polarization-entanglement complementary relation" (2023) https://journals.aps.org/prresearch/abstract/10.1103/PhysRevResearch.5.033110 https://journals.aps.org/prresearch/abstract/10.1103/PhysRev... : >>> This means that hard-to-measure optical properties such as amplitudes, phases and correlations—perhaps even these of quantum wave systems—can be deduced from something a lot easier to measure: light intensity. > Which contradicts the article; though, high-fidelity polarization measurement should then also be useful.