Home›Astroparticle physics›Greisen–Zatsepin–Kuzmin limit🌐EnglishEnglishDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsTürkçeРусскийفارسی한국어中文日本語EntityQ1487746· pop 13· linked from 40 articlesGreisen–Zatsepin–Kuzmin limitAlso known as GZK limittheoretical upper limit on the energy of cosmic ray protonsAvailable in 13 languagesEspañolFrançaisDeutsch中文日本語РусскийItalianoFinnishNederlandsUkrainianConnectionsultra-high-energy cosmic rayEntityGeorgiy ZatsepinEntityCategoriesAstroparticle physicsCosmic raysEnergyPhysical paradoxesSpecial relativityUnsolved problems in astronomyUnsolved problems in physics