{"items":"\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<link rel=\"stylesheet\" id=\"wd-post-types-mod-categories-style-bg-css\" href=\"https:\/\/xrayschool.ir\/wp-content\/themes\/studiare\/css\/parts\/post-types-mod-categories-style-bg.min.css?ver=Version\" type=\"text\/css\" media=\"all\" \/> \t\t\t\n<article id=\"post-748\" class=\"wd-post blog-design-masonry blog-post-loop blog-style-bg wd-add-shadow wd-col post-748 post type-post status-publish format-standard has-post-thumbnail hentry category-blog category-articles tag-142 tag-143 tag-144 tag-145 tag-146 tag-147 tag-88 tag-148 tag-149\">\n\t<div class=\"wd-post-inner article-inner\">\n\t\t\t\t\t<div class=\"wd-post-thumb entry-header\">\n\t\t\t\t\t\t\t\t\t<div class=\"wd-post-img post-img-wrapp\">\n\t\t\t\t\t\t<img width=\"150\" height=\"150\" src=\"https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/\u0646\u06af\u0647\u062f\u0627\u0631\u06cc-\u067e\u06cc\u0634\u06af\u06cc\u0631\u0627\u0646\u0647-150x150.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" srcset=\"https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/\u0646\u06af\u0647\u062f\u0627\u0631\u06cc-\u067e\u06cc\u0634\u06af\u06cc\u0631\u0627\u0646\u0647-150x150.png 150w, https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/\u0646\u06af\u0647\u062f\u0627\u0631\u06cc-\u067e\u06cc\u0634\u06af\u06cc\u0631\u0627\u0646\u0647-300x300.png 300w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<a class=\"wd-fill\" tabindex=\"-1\" href=\"https:\/\/xrayschool.ir\/%d9%86%da%af%d9%87%d8%af%d8%a7%d8%b1%db%8c-%d9%be%db%8c%d8%b4%da%af%db%8c%d8%b1%d8%a7%d9%86%d9%87-%d8%b3%d8%a7%d9%85%d8%a7%d9%86%d9%87-%d9%87%d8%a7%db%8c-%d9%be%d8%b1%d8%aa%d9%88%d9%86%da%af%d8%a7\/\" aria-label=\"\u0644\u06cc\u0646\u06a9 \u062f\u0631 \u0646\u0648\u0634\u062a\u0647 \u0646\u06af\u0647\u062f\u0627\u0631\u06cc \u067e\u06cc\u0634\u06af\u06cc\u0631\u0627\u0646\u0647 \u0633\u0627\u0645\u0627\u0646\u0647 \u0647\u0627\u06cc \u067e\u0631\u062a\u0648\u0646\u06af\u0627\u0631\u06cc\"><\/a>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t<link rel=\"stylesheet\" id=\"wd-post-types-mod-date-style-bg-css\" href=\"https:\/\/xrayschool.ir\/wp-content\/themes\/studiare\/css\/parts\/post-types-mod-date-style-bg.min.css?ver=Version\" type=\"text\/css\" media=\"all\" \/> \t\t\t\t\t\t<div class=\"wd-post-date wd-style-with-bg\">\n\t\t\t\t<span class=\"post-date-day\">\n\t\t\t\t\t\u06f2\u06f4\t\t\t\t<\/span>\n\t\t\t\t<span class=\"post-date-month\">\n\t\t\t\t\t\u0645\u0631\u062f\u0627\u062f\t\t\t\t<\/span>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\n\t\t<div class=\"wd-post-content article-body-container\">\n\t\t\t\t\t\t\t<div class=\"wd-post-cat wd-style-with-bg meta-post-categories\">\n\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/category\/blog\/\" rel=\"category tag\">\u0628\u0644\u0627\u06af<\/a>, <a href=\"https:\/\/xrayschool.ir\/category\/blog\/articles\/\" rel=\"category tag\">\u0645\u0642\u0627\u0644\u0627\u062a \u062a\u062e\u0635\u0635\u06cc<\/a>\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t<h3 class=\"wd-post-title wd-entities-title title post-title\">\n\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/%d9%86%da%af%d9%87%d8%af%d8%a7%d8%b1%db%8c-%d9%be%db%8c%d8%b4%da%af%db%8c%d8%b1%d8%a7%d9%86%d9%87-%d8%b3%d8%a7%d9%85%d8%a7%d9%86%d9%87-%d9%87%d8%a7%db%8c-%d9%be%d8%b1%d8%aa%d9%88%d9%86%da%af%d8%a7\/\" rel=\"bookmark\">\u0646\u06af\u0647\u062f\u0627\u0631\u06cc \u067e\u06cc\u0634\u06af\u06cc\u0631\u0627\u0646\u0647 \u0633\u0627\u0645\u0627\u0646\u0647 \u0647\u0627\u06cc \u067e\u0631\u062a\u0648\u0646\u06af\u0627\u0631\u06cc<\/a>\n\t\t\t\t<\/h3>\n\t\t\t\n\t\t\t\t\t\t\t<div class=\"wd-post-meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<link rel=\"stylesheet\" id=\"wd-blog-mod-author-css\" href=\"https:\/\/xrayschool.ir\/wp-content\/themes\/studiare\/css\/parts\/blog-mod-author.min.css?ver=Version\" type=\"text\/css\" media=\"all\" \/> \t\t\t\t\t\t\t\t<div class=\"wd-post-author\">\n\t\t\t\t\t\t\t\t\t\t\t<span>\u0627\u0631\u0633\u0627\u0644 \u062a\u0648\u0633\u0637<\/span>\n\t\t\n\t\t\t\t\t<img alt='author-avatar' src='https:\/\/secure.gravatar.com\/avatar\/c1715af84fc1d4af4862404972872d031b52fc4bc9bbf042bf5b15bbe6020dda?s=18&#038;d=mm&#038;r=g' srcset='https:\/\/secure.gravatar.com\/avatar\/c1715af84fc1d4af4862404972872d031b52fc4bc9bbf042bf5b15bbe6020dda?s=36&#038;d=mm&#038;r=g 2x' class='avatar avatar-18 photo' height='18' width='18' decoding='async'\/>\t\t\n\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/author\/xswp2026\/\" class=\"author\" rel=\"author\">\u0645\u062f\u0631\u0633\u0647 \u0627\u06cc\u06a9\u0633 \u0631\u06cc<\/a>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<div class=\"wd-modified-date\">\n\t\t\t\t\t\t\t\t<time class=\"updated\" datetime=\"2026-08-23T09:40:50+00:00\">\n\t\t\t\u0634\u0647\u0631\u06cc\u0648\u0631 \u06f1, \u06f1\u06f4\u06f0\u06f5\t\t<\/time>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t\t<div tabindex=\"0\" class=\"wd-post-share wd-tltp\">\n\t\t\t\t\t\t\t<div class=\"tooltip top\">\n\t\t\t\t\t\t\t\t<div class=\"tooltip-inner\">\n\t\t\t\t\t\t\t\t\t\t\t\t<link rel=\"stylesheet\" id=\"wd-social-icons-css\" href=\"https:\/\/xrayschool.ir\/wp-content\/themes\/studiare\/css\/parts\/el-social-icons.min.css?ver=Version\" type=\"text\/css\" media=\"all\" \/> \t\t\t\t\t\t<div\n\t\t\t\t\t\tclass=\" wd-social-icons wd-style-default wd-size-small social-share wd-shape-circle color-scheme-light text-center\">\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/www.facebook.com\/sharer\/sharer.php?u=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-facebook\" aria-label=\"Facebook link\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/x.com\/share?url=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-twitter\" aria-label=\"\u0644\u06cc\u0646\u06a9 \u0634\u0628\u06a9\u0647 X\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/pinterest.com\/pin\/create\/button\/?url=https:\/\/xrayschool.ir\/category\/blog\/articles\/&media=https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/\u0646\u06af\u0647\u062f\u0627\u0631\u06cc-\u067e\u06cc\u0634\u06af\u06cc\u0631\u0627\u0646\u0647.png&description=%D9%86%DA%AF%D9%87%D8%AF%D8%A7%D8%B1%DB%8C+%D9%BE%DB%8C%D8%B4%DA%AF%DB%8C%D8%B1%D8%A7%D9%86%D9%87+%D8%B3%D8%A7%D9%85%D8%A7%D9%86%D9%87+%D9%87%D8%A7%DB%8C+%D9%BE%D8%B1%D8%AA%D9%88%D9%86%DA%AF%D8%A7%D8%B1%DB%8C\" target=\"_blank\" class=\" wd-social-icon social-pinterest\" aria-label=\"\u0644\u06cc\u0646\u06a9 Pinterest\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/www.linkedin.com\/shareArticle?mini=true&url=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-linkedin\" aria-label=\"Linkedin link\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/telegram.me\/share\/url?url=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-tg\" aria-label=\"\u0644\u06cc\u0646\u06a9 \u062a\u0644\u06af\u0631\u0627\u0645\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"tooltip-arrow\"><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<link rel=\"stylesheet\" id=\"wd-blog-mod-comments-button-css\" href=\"https:\/\/xrayschool.ir\/wp-content\/themes\/studiare\/css\/parts\/blog-mod-comments-button.min.css?ver=Version\" type=\"text\/css\" media=\"all\" \/> \t\t\t\t\t\t\t\t\t<div class=\"wd-post-reply wd-style-1\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/%d9%86%da%af%d9%87%d8%af%d8%a7%d8%b1%db%8c-%d9%be%db%8c%d8%b4%da%af%db%8c%d8%b1%d8%a7%d9%86%d9%87-%d8%b3%d8%a7%d9%85%d8%a7%d9%86%d9%87-%d9%87%d8%a7%db%8c-%d9%be%d8%b1%d8%aa%d9%88%d9%86%da%af%d8%a7\/#respond\"><span class=\"wd-replies-count\">0<\/span><\/a>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-excerpt entry-content\">\n\t\t\t\t\t\t\u0646\u06af\u0647\u062f\u0627\u0631\u06cc \u067e\u06cc\u0634\u06af\u06cc\u0631\u0627\u0646\u0647 \u0633\u0627\u0645\u0627\u0646\u0647\u200c\u0647\u0627\u06cc \u067e\u0631\u062a\u0648\u0646\u06af\u0627\u0631\u06cc\u061b \u0631\u0627\u0647\u0646\u0645\u0627\u06cc \u062c\u0627\u0645\u0639 \u062d\u0641\u0638 \u0622\u0645\u0627\u062f\u06af\u06cc \u0639\u0645\u0644\u06cc\u0627\u062a\u06cc \u0648 \u0627\u0641\u0632\u0627\u06cc\u0634 \u0642\u0627\u0628\u0644\u06cc\u062a \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u062a\u062c\u0647\u06cc\u0632\u0627\u062a\r\n\u0645\u0642\u062f\u0645\u0647...\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-read-more wd-style-link read-more-section\">\n\t\t\t\t\t\t<a class=\"\" href=\"https:\/\/xrayschool.ir\/%d9%86%da%af%d9%87%d8%af%d8%a7%d8%b1%db%8c-%d9%be%db%8c%d8%b4%da%af%db%8c%d8%b1%d8%a7%d9%86%d9%87-%d8%b3%d8%a7%d9%85%d8%a7%d9%86%d9%87-%d9%87%d8%a7%db%8c-%d9%be%d8%b1%d8%aa%d9%88%d9%86%da%af%d8%a7\/\">\u0627\u062f\u0627\u0645\u0647 \u0645\u0637\u0644\u0628<\/a>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t<\/div>\n<\/article>\n\n\t\t\t\t\t\t\t\t\t\t\t\n<article id=\"post-742\" class=\"wd-post blog-design-masonry blog-post-loop blog-style-bg wd-add-shadow wd-col post-742 post type-post status-publish format-standard has-post-thumbnail hentry category-blog category-articles tag-126 tag-134 tag-66 tag-135 tag-133 tag-79 tag-136 tag-137 tag-138 tag-88 tag-139 tag-140 tag-141\">\n\t<div class=\"wd-post-inner article-inner\">\n\t\t\t\t\t<div class=\"wd-post-thumb entry-header\">\n\t\t\t\t\t\t\t\t\t<div class=\"wd-post-img post-img-wrapp\">\n\t\t\t\t\t\t<img width=\"150\" height=\"150\" src=\"https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/a33ce730-5c5c-4e08-8ee0-64b6d9687b4d-150x150.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" srcset=\"https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/a33ce730-5c5c-4e08-8ee0-64b6d9687b4d-150x150.png 150w, https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/a33ce730-5c5c-4e08-8ee0-64b6d9687b4d-300x300.png 300w\" sizes=\"(max-width: 150px) 100vw, 150px\" \/>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<a class=\"wd-fill\" tabindex=\"-1\" href=\"https:\/\/xrayschool.ir\/%d8%a2%d8%b4%da%a9%d8%a7%d8%b1%d8%b3%d8%a7%d8%b2-%da%86%db%8c%d8%b3%d8%aa%d8%9f\/\" aria-label=\"\u0644\u06cc\u0646\u06a9 \u062f\u0631 \u0646\u0648\u0634\u062a\u0647 \u0622\u0634\u06a9\u0627\u0631\u0633\u0627\u0632 \u0686\u06cc\u0633\u062a\u061f\"><\/a>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-date wd-style-with-bg\">\n\t\t\t\t<span class=\"post-date-day\">\n\t\t\t\t\t\u06f2\u06f4\t\t\t\t<\/span>\n\t\t\t\t<span class=\"post-date-month\">\n\t\t\t\t\t\u0645\u0631\u062f\u0627\u062f\t\t\t\t<\/span>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\n\t\t<div class=\"wd-post-content article-body-container\">\n\t\t\t\t\t\t\t<div class=\"wd-post-cat wd-style-with-bg meta-post-categories\">\n\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/category\/blog\/\" rel=\"category tag\">\u0628\u0644\u0627\u06af<\/a>, <a href=\"https:\/\/xrayschool.ir\/category\/blog\/articles\/\" rel=\"category tag\">\u0645\u0642\u0627\u0644\u0627\u062a \u062a\u062e\u0635\u0635\u06cc<\/a>\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t<h3 class=\"wd-post-title wd-entities-title title post-title\">\n\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/%d8%a2%d8%b4%da%a9%d8%a7%d8%b1%d8%b3%d8%a7%d8%b2-%da%86%db%8c%d8%b3%d8%aa%d8%9f\/\" rel=\"bookmark\">\u0622\u0634\u06a9\u0627\u0631\u0633\u0627\u0632 \u0686\u06cc\u0633\u062a\u061f<\/a>\n\t\t\t\t<\/h3>\n\t\t\t\n\t\t\t\t\t\t\t<div class=\"wd-post-meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-author\">\n\t\t\t\t\t\t\t\t\t\t\t<span>\u0627\u0631\u0633\u0627\u0644 \u062a\u0648\u0633\u0637<\/span>\n\t\t\n\t\t\t\t\t<img alt='author-avatar' src='https:\/\/secure.gravatar.com\/avatar\/c1715af84fc1d4af4862404972872d031b52fc4bc9bbf042bf5b15bbe6020dda?s=18&#038;d=mm&#038;r=g' srcset='https:\/\/secure.gravatar.com\/avatar\/c1715af84fc1d4af4862404972872d031b52fc4bc9bbf042bf5b15bbe6020dda?s=36&#038;d=mm&#038;r=g 2x' class='avatar avatar-18 photo' height='18' width='18' loading='lazy' decoding='async'\/>\t\t\n\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/author\/xswp2026\/\" class=\"author\" rel=\"author\">\u0645\u062f\u0631\u0633\u0647 \u0627\u06cc\u06a9\u0633 \u0631\u06cc<\/a>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<div class=\"wd-modified-date\">\n\t\t\t\t\t\t\t\t<time class=\"updated\" datetime=\"2026-08-23T09:44:41+00:00\">\n\t\t\t\u0634\u0647\u0631\u06cc\u0648\u0631 \u06f1, \u06f1\u06f4\u06f0\u06f5\t\t<\/time>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t\t<div tabindex=\"0\" class=\"wd-post-share wd-tltp\">\n\t\t\t\t\t\t\t<div class=\"tooltip top\">\n\t\t\t\t\t\t\t\t<div class=\"tooltip-inner\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div\n\t\t\t\t\t\tclass=\" wd-social-icons wd-style-default wd-size-small social-share wd-shape-circle color-scheme-light text-center\">\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/www.facebook.com\/sharer\/sharer.php?u=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-facebook\" aria-label=\"Facebook link\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/x.com\/share?url=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-twitter\" aria-label=\"\u0644\u06cc\u0646\u06a9 \u0634\u0628\u06a9\u0647 X\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/pinterest.com\/pin\/create\/button\/?url=https:\/\/xrayschool.ir\/category\/blog\/articles\/&media=https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/a33ce730-5c5c-4e08-8ee0-64b6d9687b4d.png&description=%D8%A2%D8%B4%DA%A9%D8%A7%D8%B1%D8%B3%D8%A7%D8%B2+%DA%86%DB%8C%D8%B3%D8%AA%D8%9F\" target=\"_blank\" class=\" wd-social-icon social-pinterest\" aria-label=\"\u0644\u06cc\u0646\u06a9 Pinterest\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/www.linkedin.com\/shareArticle?mini=true&url=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-linkedin\" aria-label=\"Linkedin link\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/telegram.me\/share\/url?url=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-tg\" aria-label=\"\u0644\u06cc\u0646\u06a9 \u062a\u0644\u06af\u0631\u0627\u0645\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"tooltip-arrow\"><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-reply wd-style-1\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/%d8%a2%d8%b4%da%a9%d8%a7%d8%b1%d8%b3%d8%a7%d8%b2-%da%86%db%8c%d8%b3%d8%aa%d8%9f\/#respond\"><span class=\"wd-replies-count\">0<\/span><\/a>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-excerpt entry-content\">\n\t\t\t\t\t\t\u0622\u0634\u06a9\u0627\u0631\u0633\u0627\u0632 (Detector) \u0686\u06cc\u0633\u062a\u061f \u0631\u0627\u0647\u0646\u0645\u0627\u06cc \u062c\u0627\u0645\u0639 \u0627\u0635\u0648\u0644 \u0639\u0645\u0644\u06a9\u0631\u062f\u060c \u0627\u0646\u0648\u0627\u0639 \u0648 \u06a9\u0627\u0631\u0628\u0631\u062f \u062f\u0631 \u062a\u0635\u0648\u06cc\u0631\u0628\u0631\u062f\u0627\u0631\u06cc \u0627\u0634\u0639\u0647 \u0627\u06cc\u06a9\u0633\r\n\u062f\u0631 \u0642\u0644\u0628 \u0647\u0631 \u0633\u0627\u0645\u0627\u0646\u0647 ...\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-read-more wd-style-link read-more-section\">\n\t\t\t\t\t\t<a class=\"\" href=\"https:\/\/xrayschool.ir\/%d8%a2%d8%b4%da%a9%d8%a7%d8%b1%d8%b3%d8%a7%d8%b2-%da%86%db%8c%d8%b3%d8%aa%d8%9f\/\">\u0627\u062f\u0627\u0645\u0647 \u0645\u0637\u0644\u0628<\/a>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t<\/div>\n<\/article>\n\n\t\t\t\t\t\t\t\t\t\t\t\n<article id=\"post-710\" class=\"wd-post blog-design-masonry blog-post-loop blog-style-bg wd-add-shadow wd-col post-710 post type-post status-publish format-standard has-post-thumbnail hentry category-blog category-articles tag-103 tag-104 tag-105 tag-106 tag-107 tag-65 tag-108 tag-109\">\n\t<div class=\"wd-post-inner article-inner\">\n\t\t\t\t\t<div class=\"wd-post-thumb entry-header\">\n\t\t\t\t\t\t\t\t\t<div class=\"wd-post-img post-img-wrapp\">\n\t\t\t\t\t\t<img width=\"150\" height=\"150\" src=\"https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/1ac670ea-6645-44c8-9f23-57366414fc1c-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" srcset=\"https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/1ac670ea-6645-44c8-9f23-57366414fc1c-150x150.jpg 150w, https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/1ac670ea-6645-44c8-9f23-57366414fc1c-300x300.jpg 300w, https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/1ac670ea-6645-44c8-9f23-57366414fc1c-1024x1024.jpg 1024w, https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/1ac670ea-6645-44c8-9f23-57366414fc1c-768x768.jpg 768w, https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/1ac670ea-6645-44c8-9f23-57366414fc1c-600x600.jpg 600w, https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/1ac670ea-6645-44c8-9f23-57366414fc1c.jpg 1254w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<a class=\"wd-fill\" tabindex=\"-1\" href=\"https:\/\/xrayschool.ir\/%d9%be%d8%b1%d8%a7%da%a9%d9%86%d8%af%da%af%db%8c-%d8%b1%db%8c%d9%84%db%8c-rayleigh-scattering-%da%86%db%8c%d8%b3%d8%aa%d8%9f-%d9%86%d9%82%d8%b4-%d8%a2%d9%86-%d8%af%d8%b1-%da%a9%db%8c%d9%81%db%8c\/\" aria-label=\"\u0644\u06cc\u0646\u06a9 \u062f\u0631 \u0646\u0648\u0634\u062a\u0647 \u067e\u0631\u0627\u06a9\u0646\u062f\u06af\u06cc \u0631\u06cc\u0644\u06cc (Rayleigh Scattering) \u0686\u06cc\u0633\u062a\u061f \u0646\u0642\u0634 \u0622\u0646 \u062f\u0631 \u06a9\u06cc\u0641\u06cc\u062a \u062a\u0635\u0627\u0648\u06cc\u0631 \u067e\u0631\u062a\u0648 \u0627\u06cc\u06a9\u0633\"><\/a>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-date wd-style-with-bg\">\n\t\t\t\t<span class=\"post-date-day\">\n\t\t\t\t\t\u06f2\u06f4\t\t\t\t<\/span>\n\t\t\t\t<span class=\"post-date-month\">\n\t\t\t\t\t\u0645\u0631\u062f\u0627\u062f\t\t\t\t<\/span>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\n\t\t<div class=\"wd-post-content article-body-container\">\n\t\t\t\t\t\t\t<div class=\"wd-post-cat wd-style-with-bg meta-post-categories\">\n\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/category\/blog\/\" rel=\"category tag\">\u0628\u0644\u0627\u06af<\/a>, <a href=\"https:\/\/xrayschool.ir\/category\/blog\/articles\/\" rel=\"category tag\">\u0645\u0642\u0627\u0644\u0627\u062a \u062a\u062e\u0635\u0635\u06cc<\/a>\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t<h3 class=\"wd-post-title wd-entities-title title post-title\">\n\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/%d9%be%d8%b1%d8%a7%da%a9%d9%86%d8%af%da%af%db%8c-%d8%b1%db%8c%d9%84%db%8c-rayleigh-scattering-%da%86%db%8c%d8%b3%d8%aa%d8%9f-%d9%86%d9%82%d8%b4-%d8%a2%d9%86-%d8%af%d8%b1-%da%a9%db%8c%d9%81%db%8c\/\" rel=\"bookmark\">\u067e\u0631\u0627\u06a9\u0646\u062f\u06af\u06cc \u0631\u06cc\u0644\u06cc (Rayleigh Scattering) \u0686\u06cc\u0633\u062a\u061f \u0646\u0642\u0634 \u0622\u0646 \u062f\u0631 \u06a9\u06cc\u0641\u06cc\u062a \u062a\u0635\u0627\u0648\u06cc\u0631 \u067e\u0631\u062a\u0648 \u0627\u06cc\u06a9\u0633<\/a>\n\t\t\t\t<\/h3>\n\t\t\t\n\t\t\t\t\t\t\t<div class=\"wd-post-meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-author\">\n\t\t\t\t\t\t\t\t\t\t\t<span>\u0627\u0631\u0633\u0627\u0644 \u062a\u0648\u0633\u0637<\/span>\n\t\t\n\t\t\t\t\t<img alt='author-avatar' src='https:\/\/secure.gravatar.com\/avatar\/c1715af84fc1d4af4862404972872d031b52fc4bc9bbf042bf5b15bbe6020dda?s=18&#038;d=mm&#038;r=g' srcset='https:\/\/secure.gravatar.com\/avatar\/c1715af84fc1d4af4862404972872d031b52fc4bc9bbf042bf5b15bbe6020dda?s=36&#038;d=mm&#038;r=g 2x' class='avatar avatar-18 photo' height='18' width='18' loading='lazy' decoding='async'\/>\t\t\n\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/author\/xswp2026\/\" class=\"author\" rel=\"author\">\u0645\u062f\u0631\u0633\u0647 \u0627\u06cc\u06a9\u0633 \u0631\u06cc<\/a>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<div class=\"wd-modified-date\">\n\t\t\t\t\t\t\t\t<time class=\"updated\" datetime=\"2026-08-22T09:59:31+00:00\">\n\t\t\t\u0645\u0631\u062f\u0627\u062f \u06f3\u06f1, \u06f1\u06f4\u06f0\u06f5\t\t<\/time>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t\t<div tabindex=\"0\" class=\"wd-post-share wd-tltp\">\n\t\t\t\t\t\t\t<div class=\"tooltip top\">\n\t\t\t\t\t\t\t\t<div class=\"tooltip-inner\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div\n\t\t\t\t\t\tclass=\" wd-social-icons wd-style-default wd-size-small social-share wd-shape-circle color-scheme-light text-center\">\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/www.facebook.com\/sharer\/sharer.php?u=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-facebook\" aria-label=\"Facebook link\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/x.com\/share?url=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-twitter\" aria-label=\"\u0644\u06cc\u0646\u06a9 \u0634\u0628\u06a9\u0647 X\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/pinterest.com\/pin\/create\/button\/?url=https:\/\/xrayschool.ir\/category\/blog\/articles\/&media=https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/1ac670ea-6645-44c8-9f23-57366414fc1c.jpg&description=%D9%BE%D8%B1%D8%A7%DA%A9%D9%86%D8%AF%DA%AF%DB%8C+%D8%B1%DB%8C%D9%84%DB%8C+%28Rayleigh+Scattering%29+%DA%86%DB%8C%D8%B3%D8%AA%D8%9F+%D9%86%D9%82%D8%B4+%D8%A2%D9%86+%D8%AF%D8%B1+%DA%A9%DB%8C%D9%81%DB%8C%D8%AA+%D8%AA%D8%B5%D8%A7%D9%88%DB%8C%D8%B1+%D9%BE%D8%B1%D8%AA%D9%88+%D8%A7%DB%8C%DA%A9%D8%B3\" target=\"_blank\" class=\" wd-social-icon social-pinterest\" aria-label=\"\u0644\u06cc\u0646\u06a9 Pinterest\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/www.linkedin.com\/shareArticle?mini=true&url=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-linkedin\" aria-label=\"Linkedin link\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/telegram.me\/share\/url?url=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-tg\" aria-label=\"\u0644\u06cc\u0646\u06a9 \u062a\u0644\u06af\u0631\u0627\u0645\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"tooltip-arrow\"><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-reply wd-style-1\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/%d9%be%d8%b1%d8%a7%da%a9%d9%86%d8%af%da%af%db%8c-%d8%b1%db%8c%d9%84%db%8c-rayleigh-scattering-%da%86%db%8c%d8%b3%d8%aa%d8%9f-%d9%86%d9%82%d8%b4-%d8%a2%d9%86-%d8%af%d8%b1-%da%a9%db%8c%d9%81%db%8c\/#respond\"><span class=\"wd-replies-count\">0<\/span><\/a>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-excerpt entry-content\">\n\t\t\t\t\t\t\u067e\u0631\u0627\u06a9\u0646\u062f\u06af\u06cc \u0631\u06cc\u0644\u06cc (Rayleigh Scattering) \u0686\u06cc\u0633\u062a\u061f \u0646\u0642\u0634 \u0622\u0646 \u062f\u0631 \u06a9\u06cc\u0641\u06cc\u062a \u062a\u0635\u0627\u0648\u06cc\u0631 \u067e\u0631\u062a\u0648 \u0627\u06cc\u06a9\u0633\r\n\u062f\u0631 \u062f\u0646\u06cc\u0627\u06cc \u0641\u06cc\u0632\u06cc\u06a9 \u067e\u0631\u062a\u0648 \u0627\u06cc\u06a9\u0633\u060c \u0628\u0631\u0647\u0645\u200c\u06a9\u0646\u0634...\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-read-more wd-style-link read-more-section\">\n\t\t\t\t\t\t<a class=\"\" href=\"https:\/\/xrayschool.ir\/%d9%be%d8%b1%d8%a7%da%a9%d9%86%d8%af%da%af%db%8c-%d8%b1%db%8c%d9%84%db%8c-rayleigh-scattering-%da%86%db%8c%d8%b3%d8%aa%d8%9f-%d9%86%d9%82%d8%b4-%d8%a2%d9%86-%d8%af%d8%b1-%da%a9%db%8c%d9%81%db%8c\/\">\u0627\u062f\u0627\u0645\u0647 \u0645\u0637\u0644\u0628<\/a>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t<\/div>\n<\/article>\n\n\t\t\t\t\t\t\t\t\t\t\t\n<article id=\"post-691\" class=\"wd-post blog-design-masonry blog-post-loop blog-style-bg wd-add-shadow wd-col post-691 post type-post status-publish format-standard has-post-thumbnail hentry category-blog category-articles tag-annihilation tag-pair-production tag-84 tag-78 tag-85 tag--pet tag-87 tag-88 tag-89 tag-65 tag-90 tag--emc tag-92\">\n\t<div class=\"wd-post-inner article-inner\">\n\t\t\t\t\t<div class=\"wd-post-thumb entry-header\">\n\t\t\t\t\t\t\t\t\t<div class=\"wd-post-img post-img-wrapp\">\n\t\t\t\t\t\t<img width=\"150\" height=\"150\" src=\"https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/photo27844586847-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" srcset=\"https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/photo27844586847-150x150.jpg 150w, https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/photo27844586847-300x300.jpg 300w, https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/photo27844586847-1024x1024.jpg 1024w, https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/photo27844586847-768x768.jpg 768w, https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/photo27844586847-600x600.jpg 600w, https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/photo27844586847.jpg 1254w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<a class=\"wd-fill\" tabindex=\"-1\" href=\"https:\/\/xrayschool.ir\/%d8%aa%d9%88%d9%84%db%8c%d8%af-%d8%b2%d9%88%d8%ac-pair-production-%d8%aa%d9%88%d9%84%d8%af-%d9%85%d8%a7%d8%af%d9%87-%d8%a7%d8%b2-%d8%a7%d9%86%d8%b1%da%98%db%8c\/\" aria-label=\"\u0644\u06cc\u0646\u06a9 \u062f\u0631 \u0646\u0648\u0634\u062a\u0647 \u062a\u0648\u0644\u06cc\u062f \u0632\u0648\u062c (Pair Production): \u062a\u0648\u0644\u062f \u0645\u0627\u062f\u0647 \u0627\u0632 \u0627\u0646\u0631\u0698\u06cc!\"><\/a>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-date wd-style-with-bg\">\n\t\t\t\t<span class=\"post-date-day\">\n\t\t\t\t\t\u06f2\u06f4\t\t\t\t<\/span>\n\t\t\t\t<span class=\"post-date-month\">\n\t\t\t\t\t\u0645\u0631\u062f\u0627\u062f\t\t\t\t<\/span>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\n\t\t<div class=\"wd-post-content article-body-container\">\n\t\t\t\t\t\t\t<div class=\"wd-post-cat wd-style-with-bg meta-post-categories\">\n\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/category\/blog\/\" rel=\"category tag\">\u0628\u0644\u0627\u06af<\/a>, <a href=\"https:\/\/xrayschool.ir\/category\/blog\/articles\/\" rel=\"category tag\">\u0645\u0642\u0627\u0644\u0627\u062a \u062a\u062e\u0635\u0635\u06cc<\/a>\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t<h3 class=\"wd-post-title wd-entities-title title post-title\">\n\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/%d8%aa%d9%88%d9%84%db%8c%d8%af-%d8%b2%d9%88%d8%ac-pair-production-%d8%aa%d9%88%d9%84%d8%af-%d9%85%d8%a7%d8%af%d9%87-%d8%a7%d8%b2-%d8%a7%d9%86%d8%b1%da%98%db%8c\/\" rel=\"bookmark\">\u062a\u0648\u0644\u06cc\u062f \u0632\u0648\u062c (Pair Production): \u062a\u0648\u0644\u062f \u0645\u0627\u062f\u0647 \u0627\u0632 \u0627\u0646\u0631\u0698\u06cc!<\/a>\n\t\t\t\t<\/h3>\n\t\t\t\n\t\t\t\t\t\t\t<div class=\"wd-post-meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-author\">\n\t\t\t\t\t\t\t\t\t\t\t<span>\u0627\u0631\u0633\u0627\u0644 \u062a\u0648\u0633\u0637<\/span>\n\t\t\n\t\t\t\t\t<img alt='author-avatar' src='https:\/\/secure.gravatar.com\/avatar\/c1715af84fc1d4af4862404972872d031b52fc4bc9bbf042bf5b15bbe6020dda?s=18&#038;d=mm&#038;r=g' srcset='https:\/\/secure.gravatar.com\/avatar\/c1715af84fc1d4af4862404972872d031b52fc4bc9bbf042bf5b15bbe6020dda?s=36&#038;d=mm&#038;r=g 2x' class='avatar avatar-18 photo' height='18' width='18' loading='lazy' decoding='async'\/>\t\t\n\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/author\/xswp2026\/\" class=\"author\" rel=\"author\">\u0645\u062f\u0631\u0633\u0647 \u0627\u06cc\u06a9\u0633 \u0631\u06cc<\/a>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<div class=\"wd-modified-date\">\n\t\t\t\t\t\t\t\t<time class=\"updated\" datetime=\"2026-08-22T09:59:31+00:00\">\n\t\t\t\u0645\u0631\u062f\u0627\u062f \u06f3\u06f1, \u06f1\u06f4\u06f0\u06f5\t\t<\/time>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t\t<div tabindex=\"0\" class=\"wd-post-share wd-tltp\">\n\t\t\t\t\t\t\t<div class=\"tooltip top\">\n\t\t\t\t\t\t\t\t<div class=\"tooltip-inner\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div\n\t\t\t\t\t\tclass=\" wd-social-icons wd-style-default wd-size-small social-share wd-shape-circle color-scheme-light text-center\">\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/www.facebook.com\/sharer\/sharer.php?u=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-facebook\" aria-label=\"Facebook link\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/x.com\/share?url=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-twitter\" aria-label=\"\u0644\u06cc\u0646\u06a9 \u0634\u0628\u06a9\u0647 X\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/pinterest.com\/pin\/create\/button\/?url=https:\/\/xrayschool.ir\/category\/blog\/articles\/&media=https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/photo27844586847.jpg&description=%D8%AA%D9%88%D9%84%DB%8C%D8%AF+%D8%B2%D9%88%D8%AC+%28Pair+Production%29%3A+%D8%AA%D9%88%D9%84%D8%AF+%D9%85%D8%A7%D8%AF%D9%87+%D8%A7%D8%B2+%D8%A7%D9%86%D8%B1%DA%98%DB%8C%21\" target=\"_blank\" class=\" wd-social-icon social-pinterest\" aria-label=\"\u0644\u06cc\u0646\u06a9 Pinterest\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/www.linkedin.com\/shareArticle?mini=true&url=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-linkedin\" aria-label=\"Linkedin link\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/telegram.me\/share\/url?url=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-tg\" aria-label=\"\u0644\u06cc\u0646\u06a9 \u062a\u0644\u06af\u0631\u0627\u0645\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"tooltip-arrow\"><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-reply wd-style-1\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/%d8%aa%d9%88%d9%84%db%8c%d8%af-%d8%b2%d9%88%d8%ac-pair-production-%d8%aa%d9%88%d9%84%d8%af-%d9%85%d8%a7%d8%af%d9%87-%d8%a7%d8%b2-%d8%a7%d9%86%d8%b1%da%98%db%8c\/#respond\"><span class=\"wd-replies-count\">0<\/span><\/a>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-excerpt entry-content\">\n\t\t\t\t\t\t\u062a\u0648\u0644\u06cc\u062f \u0632\u0648\u062c (Pair Production)\u061b \u0648\u0642\u062a\u06cc \u0627\u0646\u0631\u0698\u06cc \u0628\u0647 \u0645\u0627\u062f\u0647 \u062a\u0628\u062f\u06cc\u0644 \u0645\u06cc\u200c\u0634\u0648\u062f\r\n\u0627\u06af\u0631 \u06cc\u06a9 \u0641\u0648\u062a\u0648\u0646 \u0628\u0633\u06cc\u0627\u0631 \u067e\u0631\u0627\u0646\u0631\u0698\u06cc \u0628\u0627 \u0627\u0646\u0631\u0698\u06cc \u0628\u06cc\u0634 \u0627\u0632\u00a0\u06f1.\u06f0\u06f2\u06f2...\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-read-more wd-style-link read-more-section\">\n\t\t\t\t\t\t<a class=\"\" href=\"https:\/\/xrayschool.ir\/%d8%aa%d9%88%d9%84%db%8c%d8%af-%d8%b2%d9%88%d8%ac-pair-production-%d8%aa%d9%88%d9%84%d8%af-%d9%85%d8%a7%d8%af%d9%87-%d8%a7%d8%b2-%d8%a7%d9%86%d8%b1%da%98%db%8c\/\">\u0627\u062f\u0627\u0645\u0647 \u0645\u0637\u0644\u0628<\/a>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t<\/div>\n<\/article>\n\n\t\t\t\t\t\t\t\t\t\t\t\n<article id=\"post-682\" class=\"wd-post blog-design-masonry blog-post-loop blog-style-bg wd-add-shadow wd-col post-682 post type-post status-publish format-standard has-post-thumbnail hentry category-blog category-articles\">\n\t<div class=\"wd-post-inner article-inner\">\n\t\t\t\t\t<div class=\"wd-post-thumb entry-header\">\n\t\t\t\t\t\t\t\t\t<div class=\"wd-post-img post-img-wrapp\">\n\t\t\t\t\t\t<img width=\"150\" height=\"150\" src=\"https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/\u0627\u06cc\u0645\u0646\u06cc-\u067e\u0631\u062a\u0648-\u0627\u06cc\u06a9\u0633-150x150.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" srcset=\"https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/\u0627\u06cc\u0645\u0646\u06cc-\u067e\u0631\u062a\u0648-\u0627\u06cc\u06a9\u0633-150x150.png 150w, https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/\u0627\u06cc\u0645\u0646\u06cc-\u067e\u0631\u062a\u0648-\u0627\u06cc\u06a9\u0633-300x300.png 300w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<a class=\"wd-fill\" tabindex=\"-1\" href=\"https:\/\/xrayschool.ir\/%d9%be%d8%b1%d8%aa%d9%88-%d8%a7%db%8c%da%a9%d8%b3-%d8%aa%d8%b1%d8%b3%d9%86%d8%a7%da%a9-%d8%a7%d8%b3%d8%aa-%db%8c%d8%a7-%d8%a7%db%8c%d9%85%d9%86%d8%9f-%d8%a8%d8%b1%d8%b1%d8%b3%db%8c-%d8%a7%db%8c%d9%85\/\" aria-label=\"\u0644\u06cc\u0646\u06a9 \u062f\u0631 \u0646\u0648\u0634\u062a\u0647 \u067e\u0631\u062a\u0648 \u0627\u06cc\u06a9\u0633 \u062a\u0631\u0633\u0646\u0627\u06a9 \u0627\u0633\u062a \u06cc\u0627 \u0627\u06cc\u0645\u0646\u061f \u0628\u0631\u0631\u0633\u06cc \u0627\u06cc\u0645\u0646\u06cc \u0633\u0627\u0645\u0627\u0646\u0647 \u0647\u0627\u06cc \u067e\u0631\u062a\u0648 \u0627\u06cc\u06a9\u0633 \u0635\u0646\u0639\u062a\u06cc \u0648 \u0641\u0631\u0648\u062f\u06af\u0627\u0647\u06cc\"><\/a>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-date wd-style-with-bg\">\n\t\t\t\t<span class=\"post-date-day\">\n\t\t\t\t\t\u06f2\u06f4\t\t\t\t<\/span>\n\t\t\t\t<span class=\"post-date-month\">\n\t\t\t\t\t\u0645\u0631\u062f\u0627\u062f\t\t\t\t<\/span>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\n\t\t<div class=\"wd-post-content article-body-container\">\n\t\t\t\t\t\t\t<div class=\"wd-post-cat wd-style-with-bg meta-post-categories\">\n\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/category\/blog\/\" rel=\"category tag\">\u0628\u0644\u0627\u06af<\/a>, <a href=\"https:\/\/xrayschool.ir\/category\/blog\/articles\/\" rel=\"category tag\">\u0645\u0642\u0627\u0644\u0627\u062a \u062a\u062e\u0635\u0635\u06cc<\/a>\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t<h3 class=\"wd-post-title wd-entities-title title post-title\">\n\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/%d9%be%d8%b1%d8%aa%d9%88-%d8%a7%db%8c%da%a9%d8%b3-%d8%aa%d8%b1%d8%b3%d9%86%d8%a7%da%a9-%d8%a7%d8%b3%d8%aa-%db%8c%d8%a7-%d8%a7%db%8c%d9%85%d9%86%d8%9f-%d8%a8%d8%b1%d8%b1%d8%b3%db%8c-%d8%a7%db%8c%d9%85\/\" rel=\"bookmark\">\u067e\u0631\u062a\u0648 \u0627\u06cc\u06a9\u0633 \u062a\u0631\u0633\u0646\u0627\u06a9 \u0627\u0633\u062a \u06cc\u0627 \u0627\u06cc\u0645\u0646\u061f \u0628\u0631\u0631\u0633\u06cc \u0627\u06cc\u0645\u0646\u06cc \u0633\u0627\u0645\u0627\u0646\u0647 \u0647\u0627\u06cc \u067e\u0631\u062a\u0648 \u0627\u06cc\u06a9\u0633 \u0635\u0646\u0639\u062a\u06cc \u0648 \u0641\u0631\u0648\u062f\u06af\u0627\u0647\u06cc<\/a>\n\t\t\t\t<\/h3>\n\t\t\t\n\t\t\t\t\t\t\t<div class=\"wd-post-meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-author\">\n\t\t\t\t\t\t\t\t\t\t\t<span>\u0627\u0631\u0633\u0627\u0644 \u062a\u0648\u0633\u0637<\/span>\n\t\t\n\t\t\t\t\t<img alt='author-avatar' src='https:\/\/secure.gravatar.com\/avatar\/c1715af84fc1d4af4862404972872d031b52fc4bc9bbf042bf5b15bbe6020dda?s=18&#038;d=mm&#038;r=g' srcset='https:\/\/secure.gravatar.com\/avatar\/c1715af84fc1d4af4862404972872d031b52fc4bc9bbf042bf5b15bbe6020dda?s=36&#038;d=mm&#038;r=g 2x' class='avatar avatar-18 photo' height='18' width='18' loading='lazy' decoding='async'\/>\t\t\n\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/author\/xswp2026\/\" class=\"author\" rel=\"author\">\u0645\u062f\u0631\u0633\u0647 \u0627\u06cc\u06a9\u0633 \u0631\u06cc<\/a>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<div class=\"wd-modified-date\">\n\t\t\t\t\t\t\t\t<time class=\"updated\" datetime=\"2026-08-22T09:59:31+00:00\">\n\t\t\t\u0645\u0631\u062f\u0627\u062f \u06f3\u06f1, \u06f1\u06f4\u06f0\u06f5\t\t<\/time>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t\t<div tabindex=\"0\" class=\"wd-post-share wd-tltp\">\n\t\t\t\t\t\t\t<div class=\"tooltip top\">\n\t\t\t\t\t\t\t\t<div class=\"tooltip-inner\">\n\t\t\t\t\t\t\t\t\t\t\t\t<div\n\t\t\t\t\t\tclass=\" wd-social-icons wd-style-default wd-size-small social-share wd-shape-circle color-scheme-light text-center\">\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/www.facebook.com\/sharer\/sharer.php?u=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-facebook\" aria-label=\"Facebook link\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/x.com\/share?url=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-twitter\" aria-label=\"\u0644\u06cc\u0646\u06a9 \u0634\u0628\u06a9\u0647 X\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/pinterest.com\/pin\/create\/button\/?url=https:\/\/xrayschool.ir\/category\/blog\/articles\/&media=https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/\u0627\u06cc\u0645\u0646\u06cc-\u067e\u0631\u062a\u0648-\u0627\u06cc\u06a9\u0633.png&description=%D9%BE%D8%B1%D8%AA%D9%88+%D8%A7%DB%8C%DA%A9%D8%B3+%D8%AA%D8%B1%D8%B3%D9%86%D8%A7%DA%A9+%D8%A7%D8%B3%D8%AA+%DB%8C%D8%A7+%D8%A7%DB%8C%D9%85%D9%86%D8%9F+%D8%A8%D8%B1%D8%B1%D8%B3%DB%8C+%D8%A7%DB%8C%D9%85%D9%86%DB%8C+%D8%B3%D8%A7%D9%85%D8%A7%D9%86%D9%87+%D9%87%D8%A7%DB%8C+%D9%BE%D8%B1%D8%AA%D9%88+%D8%A7%DB%8C%DA%A9%D8%B3+%D8%B5%D9%86%D8%B9%D8%AA%DB%8C+%D9%88+%D9%81%D8%B1%D9%88%D8%AF%DA%AF%D8%A7%D9%87%DB%8C\" target=\"_blank\" class=\" wd-social-icon social-pinterest\" aria-label=\"\u0644\u06cc\u0646\u06a9 Pinterest\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/www.linkedin.com\/shareArticle?mini=true&url=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-linkedin\" aria-label=\"Linkedin link\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a rel=\"noopener noreferrer nofollow\" href=\"https:\/\/telegram.me\/share\/url?url=https:\/\/xrayschool.ir\/category\/blog\/articles\/\" target=\"_blank\" class=\" wd-social-icon social-tg\" aria-label=\"\u0644\u06cc\u0646\u06a9 \u062a\u0644\u06af\u0631\u0627\u0645\">\n\t\t\t\t\t\t<span class=\"wd-icon\"><\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\n\t\t\t\t\n\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"tooltip-arrow\"><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-reply wd-style-1\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/%d9%be%d8%b1%d8%aa%d9%88-%d8%a7%db%8c%da%a9%d8%b3-%d8%aa%d8%b1%d8%b3%d9%86%d8%a7%da%a9-%d8%a7%d8%b3%d8%aa-%db%8c%d8%a7-%d8%a7%db%8c%d9%85%d9%86%d8%9f-%d8%a8%d8%b1%d8%b1%d8%b3%db%8c-%d8%a7%db%8c%d9%85\/#respond\"><span class=\"wd-replies-count\">0<\/span><\/a>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-excerpt entry-content\">\n\t\t\t\t\t\t\u067e\u0631\u062a\u0648 \u0627\u06cc\u06a9\u0633 \u0647\u0645\u06cc\u0634\u0647 \u062e\u0637\u0631\u0646\u0627\u06a9 \u0646\u06cc\u0633\u062a. \u062f\u0631 \u0627\u06cc\u0646 \u0646\u0648\u0634\u062a\u0647 \u0628\u0627 \u0645\u062b\u0627\u0644\u200c\u0647\u0627\u06cc \u0633\u0627\u062f\u0647\u060c \u0645\u06cc\u0632\u0627\u0646 \u067e\u0631\u062a\u0648\u06af\u06cc\u0631\u06cc \u0631\u0648\u0632\u0645\u0631\u0647\u060c \u0642\u0627\u0646\u0648\u0646 \u0641\u0627\u0635\u0644\u0647\u060c \u0627\u0635\u0644 ALARA \u0648 \u0627\u06cc...\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-read-more wd-style-link read-more-section\">\n\t\t\t\t\t\t<a class=\"\" href=\"https:\/\/xrayschool.ir\/%d9%be%d8%b1%d8%aa%d9%88-%d8%a7%db%8c%da%a9%d8%b3-%d8%aa%d8%b1%d8%b3%d9%86%d8%a7%da%a9-%d8%a7%d8%b3%d8%aa-%db%8c%d8%a7-%d8%a7%db%8c%d9%85%d9%86%d8%9f-%d8%a8%d8%b1%d8%b1%d8%b3%db%8c-%d8%a7%db%8c%d9%85\/\">\u0627\u062f\u0627\u0645\u0647 \u0645\u0637\u0644\u0628<\/a>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t<\/div>\n<\/article>\n\n\t\t\t\t\t\t\t\t\t\t\t\n<article id=\"post-670\" class=\"wd-post blog-design-masonry blog-post-loop blog-style-bg wd-add-shadow wd-col post-670 post type-post status-publish format-standard has-post-thumbnail hentry category-blog category-articles tag-denax tag-78 tag-79 tag-76 tag-80 tag-81\">\n\t<div class=\"wd-post-inner article-inner\">\n\t\t\t\t\t<div class=\"wd-post-thumb entry-header\">\n\t\t\t\t\t\t\t\t\t<div class=\"wd-post-img post-img-wrapp\">\n\t\t\t\t\t\t<img width=\"150\" height=\"150\" src=\"https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/logo-01-150x150.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" decoding=\"async\" loading=\"lazy\" srcset=\"https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/logo-01-150x150.png 150w, https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/logo-01-300x300.png 300w, https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/logo-01-768x768.png 768w, https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/logo-01-600x600.png 600w, https:\/\/xrayschool.ir\/wp-content\/uploads\/2026\/08\/logo-01.png 834w\" sizes=\"auto, (max-width: 150px) 100vw, 150px\" \/>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<a class=\"wd-fill\" tabindex=\"-1\" href=\"https:\/\/xrayschool.ir\/%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%88-%da%a9%d8%a7%d8%b1%d8%a8%d8%b1%d8%af-%d9%87%d8%a7%db%8c-%d9%86%d8%b1%d9%85%d8%a7%d9%81%d8%b2%d8%a7%d8%b1-%d8%af%d9%86%d8%a7%da%a9%d8%b3\/\" aria-label=\"\u0644\u06cc\u0646\u06a9 \u062f\u0631 \u0646\u0648\u0634\u062a\u0647 \u0645\u0639\u0631\u0641\u06cc \u0648 \u06a9\u0627\u0631\u0628\u0631\u062f \u0647\u0627\u06cc \u0646\u0631\u0645\u200c\u0627\u0641\u0632\u0627\u0631 \u062f\u0646\u0627\u06a9\u0633\"><\/a>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-date wd-style-with-bg\">\n\t\t\t\t<span class=\"post-date-day\">\n\t\t\t\t\t\u06f2\u06f4\t\t\t\t<\/span>\n\t\t\t\t<span class=\"post-date-month\">\n\t\t\t\t\t\u0645\u0631\u062f\u0627\u062f\t\t\t\t<\/span>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\n\t\t<div class=\"wd-post-content article-body-container\">\n\t\t\t\t\t\t\t<div class=\"wd-post-cat wd-style-with-bg meta-post-categories\">\n\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/category\/blog\/\" rel=\"category tag\">\u0628\u0644\u0627\u06af<\/a>, <a href=\"https:\/\/xrayschool.ir\/category\/blog\/articles\/\" rel=\"category tag\">\u0645\u0642\u0627\u0644\u0627\u062a \u062a\u062e\u0635\u0635\u06cc<\/a>\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t<h3 class=\"wd-post-title wd-entities-title title post-title\">\n\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%88-%da%a9%d8%a7%d8%b1%d8%a8%d8%b1%d8%af-%d9%87%d8%a7%db%8c-%d9%86%d8%b1%d9%85%d8%a7%d9%81%d8%b2%d8%a7%d8%b1-%d8%af%d9%86%d8%a7%da%a9%d8%b3\/\" rel=\"bookmark\">\u0645\u0639\u0631\u0641\u06cc \u0648 \u06a9\u0627\u0631\u0628\u0631\u062f \u0647\u0627\u06cc \u0646\u0631\u0645\u200c\u0627\u0641\u0632\u0627\u0631 \u062f\u0646\u0627\u06a9\u0633<\/a>\n\t\t\t\t<\/h3>\n\t\t\t\n\t\t\t\t\t\t\t<div class=\"wd-post-meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-author\">\n\t\t\t\t\t\t\t\t\t\t\t<span>\u0627\u0631\u0633\u0627\u0644 \u062a\u0648\u0633\u0637<\/span>\n\t\t\n\t\t\t\t\t<img alt='author-avatar' src='https:\/\/secure.gravatar.com\/avatar\/c1715af84fc1d4af4862404972872d031b52fc4bc9bbf042bf5b15bbe6020dda?s=18&#038;d=mm&#038;r=g' srcset='https:\/\/secure.gravatar.com\/avatar\/c1715af84fc1d4af4862404972872d031b52fc4bc9bbf042bf5b15bbe6020dda?s=36&#038;d=mm&#038;r=g 2x' class='avatar avatar-18 photo' height='18' width='18' loading='lazy' decoding='async'\/>\t\t\n\t\t\t\t\t<a href=\"https:\/\/xrayschool.ir\/author\/xswp2026\/\" class=\"author\" rel=\"author\">\u0645\u062f\u0631\u0633\u0647 \u0627\u06cc\u06a9\u0633 \u0631\u06cc<\/a>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<div class=\"wd-modified-date\">\n\t\t\t\t\t\t\t\t<time class=\"updated\" datetime=\"2026-08-22T09:59:31+00:00\">\n\t\t\t\u0645\u0631\u062f\u0627\u062f \u06f3\u06f1, \u06f1\u06f4\u06f0\u06f5\t\t<\/time>\n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t\t\t<div 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href=\"https:\/\/xrayschool.ir\/%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%88-%da%a9%d8%a7%d8%b1%d8%a8%d8%b1%d8%af-%d9%87%d8%a7%db%8c-%d9%86%d8%b1%d9%85%d8%a7%d9%81%d8%b2%d8%a7%d8%b1-%d8%af%d9%86%d8%a7%da%a9%d8%b3\/#respond\"><span class=\"wd-replies-count\">0<\/span><\/a>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-excerpt entry-content\">\n\t\t\t\t\t\t\u0645\u063a\u0632 \u0647\u0648\u0634\u0645\u0646\u062f\u00a0\u0634\u0645\u0627 \u062f\u0631 \u0631\u0627\u062f\u06cc\u0648\u06af\u0631\u0627\u0641\u06cc\r\n\u062f\u0631 \u0631\u0627\u062f\u06cc\u0648\u06af\u0631\u0627\u0641\u06cc \u062f\u06cc\u062c\u06cc\u062a\u0627\u0644\u060c \u0639\u0644\u0627\u0648\u0647 \u0628\u0631 \u0633\u0627\u062e\u062a\u0627\u0631 \u0633\u062e\u062a \u0627\u0641\u0632\u0627\u0631\u06cc \u062f\u0633\u062a\u06af\u0627\u0647 \u0647\u0627 \u0646\u0631\u0645 \u0627\u0641\u0632\u0627\u0631 \u0647\u0627 \u0646\u06cc\u0632 \u0646\u0642\u0634...\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"wd-post-read-more wd-style-link read-more-section\">\n\t\t\t\t\t\t<a class=\"\" href=\"https:\/\/xrayschool.ir\/%d9%85%d8%b9%d8%b1%d9%81%db%8c-%d9%88-%da%a9%d8%a7%d8%b1%d8%a8%d8%b1%d8%af-%d9%87%d8%a7%db%8c-%d9%86%d8%b1%d9%85%d8%a7%d9%81%d8%b2%d8%a7%d8%b1-%d8%af%d9%86%d8%a7%da%a9%d8%b3\/\">\u0627\u062f\u0627\u0645\u0647 \u0645\u0637\u0644\u0628<\/a>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t<\/div>\n<\/article>\n\n\t\t\t\t\t\n\t\t\t\t\t","status":"no-more-posts","nextPage":"?woo_ajax=1","currentPage":"https:\/\/xrayschool.ir\/category\/blog\/articles\/page\/2"}