History of Science and Engineering Annotation << Back STUDY OF ULTRA-HIGH ENERGY COSMIC RAYS AT THE D.D. KRASILNIKOV YAKUTSK EAS ARRAY M.I. Pravdin, I.Ye. Sleptsov We present historical overview of the Yakutsk complex extensive air showers array created by ShICRA SB RAS and studies of ultra-high energy cosmic rays provided with this instrument. Here we list the most signifi cant scientific results obtained at the array and give prospect of further studies. Keywords: Ultrahigh energy cosmic rays; Extensive Air Showers (EAS); Cosmic Ray Spectrum; Acceleration of particles; Yakutsk EAS Array. Contacts: Е-mail: pravdin@ikfi a.ysn.ru Pp. 09-17.