机译:Traveling ionospheric disturbances as huge natural lenses: Solar radio emission focusing effect
Shandong Univ, Shandong Prov Key Lab Opt Astron & Solar Terr Env, Weihai, Peoples R China;
Natl Acad Sci Ukraine, Inst Radio Astron, Kharkov, Ukraine;
solar radio emission; ionospheric disturbances; spectral caustics; radio telescope; ATMOSPHERIC GRAVITY-WAVES; INTERFEROMETRY; WAVELENGTHS; TERMINATOR; ASTRONOMY; SPECTRA; FOF2;