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srcset=\"https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8589-1024x683.jpg 1024w, https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8589-300x200.jpg 300w, https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8589-768x512.jpg 768w, https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8589-1536x1024.jpg 1536w, https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8589-2048x1365.jpg 2048w, https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8589-555x370.jpg 555w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8598-scaled.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" data-id=\"5781\" src=\"https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8598-1024x683.jpg\" alt=\"\" class=\"wp-image-5781\" srcset=\"https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8598-1024x683.jpg 1024w, https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8598-300x200.jpg 300w, https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8598-768x512.jpg 768w, https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8598-1536x1024.jpg 1536w, https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8598-2048x1365.jpg 2048w, https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8598-555x370.jpg 555w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8601-scaled.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" data-id=\"5782\" 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height=\"683\" data-id=\"5784\" src=\"https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8608-1024x683.jpg\" alt=\"\" class=\"wp-image-5784\" srcset=\"https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8608-1024x683.jpg 1024w, https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8608-300x200.jpg 300w, https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8608-768x512.jpg 768w, https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8608-1536x1024.jpg 1536w, https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8608-2048x1365.jpg 2048w, https:\/\/atomic.phys.uni-sofia.bg\/wp-content\/uploads\/2026\/07\/RRS_8608-555x370.jpg 555w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n<\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u0414\u0435\u043d 2<\/h2>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-8 is-cropped wp-block-gallery-4 is-layout-flex 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