{"id":4327,"date":"2026-07-20T06:49:06","date_gmt":"2026-07-20T06:49:06","guid":{"rendered":"https:\/\/hontitan.com\/?p=4327"},"modified":"2026-07-20T06:49:32","modified_gmt":"2026-07-20T06:49:32","slug":"titanium-oxide-layer-passive-film","status":"publish","type":"post","link":"https:\/\/hontitan.com\/ar\/titanium-oxide-layer-passive-film\/","title":{"rendered":"\u0637\u0628\u0642\u0629 \u0623\u0643\u0633\u064a\u062f \u0627\u0644\u062a\u064a\u062a\u0627\u0646\u064a\u0648\u0645: \u0643\u064a\u0641 \u064a\u062c\u0639\u0644 \u0627\u0644\u062f\u0631\u0639 \u0627\u0644\u0630\u064a \u064a\u0628\u0644\u063a \u0633\u0645\u0643\u0647 5 \u0646\u0627\u0646\u0648\u0645\u062a\u0631 \u0627\u0644\u062a\u064a\u062a\u0627\u0646\u064a\u0648\u0645 \u0634\u0628\u0647 \u063a\u064a\u0631 \u0642\u0627\u0628\u0644 \u0644\u0644\u062a\u062f\u0645\u064a\u0631"},"content":{"rendered":"<p class=\"wp-block-paragraph\">\u0644\u0627 \u064a\u0642\u0627\u0648\u0645 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\u0644\u0644\u062a\u064a\u062a\u0627\u0646\u064a\u0648\u0645\u060c \u064a\u0648\u0636\u062d \u0627\u0646\u062a\u0642\u0627\u0644 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629 \u0645\u0646 TiO\u2082 \u0625\u0644\u0649 Ti\u2082O\u2083 \u0648\u0623\u0643\u0627\u0633\u064a\u062f \u0641\u0631\u0639\u064a\u0629 \u0645\u0646 TiO \u0642\u0628\u0644 \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u0627\u0644\u0631\u0643\u064a\u0632\u0629 \u0627\u0644\u0645\u0639\u062f\u0646\u064a\u0629 \u0644\u0644\u062a\u064a\u062a\u0627\u0646\u064a\u0648\u0645 - \u0628\u0646\u064a\u0629 \u0623\u0643\u0633\u064a\u062f \u0645\u062a\u062f\u0631\u062c\u0629 \u0628\u0633\u0645\u0643 \u064a\u062a\u0631\u0627\u0648\u062d \u0628\u064a\u0646 2 \u06486 \u0646\u0627\u0646\u0648\u0645\u062a\u0631\" class=\"wp-image-4330\" title=\"\" srcset=\"https:\/\/hontitan.com\/wp-content\/uploads\/2026\/07\/titanium-passive-film-cross-section-diagram.webp 2496w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/07\/titanium-passive-film-cross-section-diagram-300x200.webp 300w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/07\/titanium-passive-film-cross-section-diagram-1024x683.webp 1024w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/07\/titanium-passive-film-cross-section-diagram-768x512.webp 768w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/07\/titanium-passive-film-cross-section-diagram-1536x1024.webp 1536w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/07\/titanium-passive-film-cross-section-diagram-2048x1365.webp 2048w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/07\/titanium-passive-film-cross-section-diagram-18x12.webp 18w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/07\/titanium-passive-film-cross-section-diagram-600x400.webp 600w\" sizes=\"(max-width: 2496px) 100vw, 2496px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u0643\u064a\u0641 \u064a\u062a\u0634\u0643\u0644 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class=\"wp-block-paragraph\">Ti + O\u2082 \u2192 TiO\u2082<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u0641\u064a \u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0645\u0627\u0626\u064a\u0629\u060c \u064a\u064f\u0639\u062f \u0627\u0644\u0645\u0627\u0621 \u0645\u0635\u062f\u0631 \u0627\u0644\u0623\u0643\u0633\u062c\u064a\u0646:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Ti + 2H\u2082O \u2192 TiO\u2082 + 4H\u207a + 4e\u207b<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0627 \u064a\u062c\u0639\u0644 \u0647\u0630\u0647 \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u0633\u0631\u064a\u0639\u0629 \u0647\u0648 \u0627\u0644\u062f\u0627\u0641\u0639 \u0627\u0644\u062d\u0631\u0627\u0631\u064a \u0627\u0644\u062f\u064a\u0646\u0627\u0645\u064a\u0643\u064a \u0627\u0644\u0642\u0648\u064a \u0627\u0644\u0630\u064a \u064a\u062f\u0641\u0639 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\u0645\u0639\u062f\u0646 \u0627\u0644\u062a\u064a\u062a\u0627\u0646\u064a\u0648\u0645 \u2014 \u062d\u064a\u062b \u064a\u062a\u0641\u0627\u0639\u0644 \u0645\u0639\u062f\u0646 \u0627\u0644\u062a\u064a\u062a\u0627\u0646\u064a\u0648\u0645 \u0627\u0644\u0639\u0627\u0631\u064a \u0645\u0639 \u0627\u0644\u0623\u0643\u0633\u062c\u064a\u0646 (O\u2082) \u0644\u062a\u0643\u0648\u064a\u0646 \u0637\u0628\u0642\u0629 \u0648\u0627\u0642\u064a\u0629 \u0633\u0644\u0628\u064a\u0629 \u0645\u0646 \u062b\u0627\u0646\u064a \u0623\u0643\u0633\u064a\u062f \u0627\u0644\u062a\u064a\u062a\u0627\u0646\u064a\u0648\u0645 (TiO\u2082) \u0641\u064a \u063a\u0636\u0648\u0646 \u0645\u064a\u0643\u0631\u0648\u062b\u0627\u0646\u064a\u0629\u060c \u0642\u0628\u0644 \u0648\u0628\u0639\u062f \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u062a\u062b\u0628\u064a\u0637\" class=\"wp-image-4328\" title=\"\" srcset=\"https:\/\/hontitan.com\/wp-content\/uploads\/2026\/07\/titanium-oxide-self-healing-mechanism.webp 2496w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/07\/titanium-oxide-self-healing-mechanism-300x200.webp 300w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/07\/titanium-oxide-self-healing-mechanism-1024x683.webp 1024w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/07\/titanium-oxide-self-healing-mechanism-768x512.webp 768w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/07\/titanium-oxide-self-healing-mechanism-1536x1024.webp 1536w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/07\/titanium-oxide-self-healing-mechanism-2048x1365.webp 2048w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/07\/titanium-oxide-self-healing-mechanism-18x12.webp 18w, https:\/\/hontitan.com\/wp-content\/uploads\/2026\/07\/titanium-oxide-self-healing-mechanism-600x400.webp 600w\" sizes=\"(max-width: 2496px) 100vw, 2496px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u062f\u0648\u0646 \u0627\u0644\u0623\u0643\u0633\u062c\u064a\u0646\u060c \u062a\u062e\u062a\u0641\u064a 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class=\"wp-block-paragraph\"><strong>\u0627\u0631\u062a\u0641\u0627\u0639 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0641\u064a \u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u063a\u0646\u064a\u0629 \u0628\u0627\u0644\u0643\u0644\u0648\u0631\u064a\u062f<\/strong>&nbsp;\u064a\u0632\u064a\u062f \u0645\u0646 \u062e\u0637\u0631 \u0627\u0644\u062a\u0622\u0643\u0644 \u0627\u0644\u0634\u0642\u064a \u2014 \u0648\u0644\u064a\u0633 \u0627\u0644\u062a\u0622\u0643\u0644 \u0627\u0644\u0646\u0642\u0637\u064a \u2014 \u0641\u064a \u0627\u0644\u062a\u064a\u062a\u0627\u0646\u064a\u0648\u0645 \u063a\u064a\u0631 \u0627\u0644\u0645\u064f\u0634\u064e\u062a\u064e\u0651\u0628\u0650\u0651\u0643. \u062a\u0628\u0644\u063a \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062d\u0631\u062c\u0629 \u0644\u0644\u062a\u0622\u0643\u0644 \u0627\u0644\u0634\u0642\u064a (CCT) \u0644\u0644\u062a\u064a\u062a\u0627\u0646\u064a\u0648\u0645 \u0645\u0646 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\u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u0629 \u0644\u0644\u0641\u064a\u0644\u0645<\/td><td>2\u20135 \u0646\u0627\u0646\u0648\u0645\u062a\u0631<\/td><td>1\u20133 \u0646\u0627\u0646\u0648\u0645\u062a\u0631<\/td><td>2\u20138 \u0646\u0627\u0646\u0648\u0645\u062a\u0631<\/td><\/tr><tr><td>\u0633\u0631\u0639\u0629 \u0627\u0644\u062a\u0634\u0643\u064a\u0644<\/td><td>&lt; 10\u207b\u2074 \u062b\u0627\u0646\u064a\u0629<\/td><td>~\u0645\u0644\u0644\u064a \u062b\u0627\u0646\u064a\u0629<\/td><td>&lt; 1 \u062b\u0627\u0646\u064a\u0629<\/td><\/tr><tr><td>\u0645\u0639\u062f\u0644 \u0627\u0644\u062a\u0622\u0643\u0644 \u0627\u0644\u0645\u0646\u062a\u0638\u0645 \u0641\u064a \u0645\u064a\u0627\u0647 \u0627\u0644\u0628\u062d\u0631 (25 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629)<\/td><td>&lt; 0.0001 \u0645\u0644\u0645\/\u0633\u0646\u0629<\/td><td>~0.001\u20130.010 \u0645\u0644\u0645\/\u0633\u0646\u0629<\/td><td>0.001\u20130.01 \u0645\u0644\u0645\/\u0633\u0646\u0629<\/td><\/tr><tr><td>\u0639\u062a\u0628\u0629 \u0627\u0644\u062a\u0622\u0643\u0644 \u0641\u064a \u0627\u0644\u0634\u0642\u0648\u0642\/\u0627\u0644\u062a\u0622\u0643\u0644 \u0627\u0644\u0646\u0642\u0637\u064a \u0641\u064a \u0645\u064a\u0627\u0647 \u0627\u0644\u0628\u062d\u0631 (Gr 2 \/ 316L)<\/td><td>~82 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (\u0627\u0644\u0634\u0642)<\/td><td>~16\u201325 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (\u062a\u0643\u0648\u0651\u0646 \u0627\u0644\u0628\u0642\u0639)<\/td><td>~25 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 (\u062a\u0622\u0643\u0644 \u0646\u0642\u0637\u064a\u060c \u0645\u0644\u062d)<\/td><\/tr><tr><td>\u0646\u0637\u0627\u0642 \u062b\u0627\u0628\u062a \u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0623\u0633 (pH)<\/td><td>1\u201312<\/td><td>4\u201310<\/td><td>4\u20139<\/td><\/tr><tr><td>\u0645\u0642\u0627\u0648\u0645\u0629 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\u0623\u0643\u0633\u064a\u062f \u0627\u0644\u0643\u0631\u0648\u0645 (Cr\u2082O\u2083) \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u0639\u0644\u0649 \u0627\u0644\u0641\u0648\u0644\u0627\u0630 \u0627\u0644\u0645\u0642\u0627\u0648\u0645 \u0644\u0644\u0635\u062f\u0623 \u0641\u064a \u0645\u062d\u0627\u0644\u064a\u0644 \u0627\u0644\u0643\u0644\u0648\u0631\u064a\u062f\u060c \u0644\u0627 \u0633\u064a\u0645\u0627 \u0639\u0646\u062f \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u0631\u062a\u0641\u0639\u0629. \u064a\u0628\u0644\u063a \u0639\u062a\u0628\u0629 \u0627\u0644\u062a\u0622\u0643\u0644 \u0627\u0644\u0646\u0642\u0637\u064a \u0644\u0644\u062a\u064a\u062a\u0627\u0646\u064a\u0648\u0645 \u0645\u0646 \u0627\u0644\u062f\u0631\u062c\u0629 2 \u062d\u0648\u0627\u0644\u064a 82 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 \u0641\u064a \u0645\u064a\u0627\u0647 \u0627\u0644\u0628\u062d\u0631\u060c \u0645\u0642\u0627\u0628\u0644 25\u201330 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\u0627\u0644\u0623\u0639\u0644\u0649.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0627\u0644\u0645\u0644\u062e\u0635<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u064f\u0639\u0632\u0649 \u0633\u0645\u0639\u0629 \u0627\u0644\u062a\u064a\u062a\u0627\u0646\u064a\u0648\u0645 \u0628\u0627\u0639\u062a\u0628\u0627\u0631\u0647 \u0645\u0627\u062f\u0629 \u0634\u0628\u0647 \u063a\u064a\u0631 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0644\u0641 \u0641\u064a \u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0645\u0633\u0628\u0628\u0629 \u0644\u0644\u062a\u0622\u0643\u0644 \u0628\u0627\u0644\u0643\u0627\u0645\u0644 \u0625\u0644\u0649 \u0637\u0628\u0642\u0629 \u0631\u0642\u064a\u0642\u0629 \u0644\u0627 \u064a\u0645\u0643\u0646 \u0631\u0624\u064a\u062a\u0647\u0627. \u062a\u0628\u0644\u063a \u0633\u0645\u0627\u0643\u0629 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0633\u0644\u0628\u064a\u0629 \u0645\u0646 \u062b\u0627\u0646\u064a \u0623\u0643\u0633\u064a\u062f \u0627\u0644\u062a\u064a\u062a\u0627\u0646\u064a\u0648\u0645 (TiO\u2082) \u2014 \u0627\u0644\u062a\u064a \u062a\u062a\u0634\u0643\u0644 \u062a\u0644\u0642\u0627\u0626\u064a\u064b\u0627\u060c \u0648\u062a\u062d\u062f \u0645\u0646 \u0646\u0641\u0633\u0647\u0627\u060c \u0648\u063a\u064a\u0631 \u0645\u0633\u0627\u0645\u064a\u0629\u060c \u0648\u062a\u062a\u0645\u062a\u0639 \u0628\u0642\u062f\u0631\u0629 \u0639\u0644\u0649 \u0627\u0644\u0625\u0635\u0644\u0627\u062d \u0627\u0644\u0630\u0627\u062a\u064a \u2014 \u0645\u0627 \u0628\u064a\u0646 2 \u06485 \u0646\u0627\u0646\u0648\u0645\u062a\u0631\u060c \u0648\u062a\u062a\u0634\u0643\u0644 \u0641\u064a \u0623\u0642\u0644 \u0645\u0646 100 \u0645\u064a\u0643\u0631\u0648\u062b\u0627\u0646\u064a\u0629. \u0648\u064a\u0645\u0646\u0639 \u062a\u0631\u0643\u064a\u0628\u0647\u0627 \u0627\u0644\u0623\u064a\u0648\u0646\u064a \u0627\u0644\u0643\u062b\u064a\u0641 \u0627\u0644\u062a\u0641\u0627\u0639\u0644\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0648\u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629 \u0627\u0644\u0644\u0627\u0632\u0645\u0629 \u0644\u0644\u062a\u0622\u0643\u0644 \u0642\u0628\u0644 \u0623\u0646 \u062a\u0628\u062f\u0623.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0625\u0646 \u0641\u0647\u0645 \u0647\u0630\u0647 \u0627\u0644\u0637\u0628\u0642\u0629 \u064a\u0639\u0646\u064a \u0623\u064a\u0636\u064b\u0627 \u0641\u0647\u0645 \u062d\u062f\u0648\u062f\u0647\u0627: \u0641\u0623\u064a\u0648\u0646\u0627\u062a \u0627\u0644\u0641\u0644\u0648\u0631\u064a\u062f \u0641\u064a \u0638\u0631\u0648\u0641 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0645\u0648\u0636\u0629 \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629\u060c \u0648\u0627\u0644\u0634\u0642\u0648\u0642 \u0627\u0644\u062a\u064a \u064a\u0646\u0642\u0635\u0647\u0627 \u0627\u0644\u0623\u0643\u0633\u062c\u064a\u0646\u060c \u0648\u0627\u0644\u0623\u062d\u0645\u0627\u0636 \u0634\u062f\u064a\u062f\u0629 \u0627\u0644\u0627\u062e\u062a\u0632\u0627\u0644\u060c \u0647\u064a \u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u062a\u064a \u062a\u0641\u0642\u062f \u0641\u064a\u0647\u0627 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0633\u0644\u0628\u064a\u0629 \u0645\u064a\u0632\u062a\u0647\u0627. \u0648\u0645\u0639\u0631\u0641\u0629 \u0627\u0644\u0645\u062c\u0627\u0644\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u062a\u0641\u0648\u0642 \u0641\u064a\u0647\u0627 \u0648\u0627\u0644\u0645\u062c\u0627\u0644\u0627\u062a \u0627\u0644\u062a\u064a \u062a\u0641\u0634\u0644 \u0641\u064a\u0647\u0627 \u0647\u064a \u0645\u0627 \u064a\u0645\u064a\u0632 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0630\u0643\u064a\u0629 \u0644\u0644\u062a\u064a\u062a\u0627\u0646\u064a\u0648\u0645 \u0639\u0646 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u062f\u0641\u0648\u0639 \u0628\u0623\u063a\u0631\u0627\u0636 \u062a\u0633\u0648\u064a\u0642\u064a\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0645\u0647\u0646\u062f\u0633\u064a\u0646 \u0627\u0644\u0630\u064a\u0646 \u064a\u062a\u0639\u0627\u0645\u0644\u0648\u0646 \u0645\u0639 \u0627\u0644\u062a\u064a\u062a\u0627\u0646\u064a\u0648\u0645 \u0644\u0623\u0648\u0644 \u0645\u0631\u0629\u060c \u0647\u0646\u0627\u0643 \u0623\u0645\u0631 \u0648\u0627\u062d\u062f \u064a\u0628\u0631\u0632 \u0641\u064a \u0627\u0644\u0645\u0645\u0627\u0631\u0633\u0629 \u0627\u0644\u0639\u0645\u0644\u064a\u0629: \u0625\u0646 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0631\u0642\u064a\u0642\u0629 \u0647\u064a \u0627\u0644\u0633\u0628\u0628 \u0627\u0644\u0630\u064a \u064a\u062c\u0639\u0644 \u0645\u0646 \u0627\u0644\u0645\u0645\u0643\u0646 \u062a\u0634\u0643\u064a\u0644 \u0627\u0644\u062a\u064a\u062a\u0627\u0646\u064a\u0648\u0645 \u0648\u0644\u062d\u0627\u0645\u0647 \u0648\u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639\u0647 \u0641\u064a \u0638\u0631\u0648\u0641 \u0627\u0644\u0648\u0631\u0634\u0629 \u0627\u0644\u0639\u0627\u062f\u064a\u0629 \u062f\u0648\u0646 \u0627\u0644\u062d\u0627\u062c\u0629 \u0625\u0644\u0649 \u0623\u064a \u0645\u0639\u0627\u0644\u062c\u0629 \u0644\u0644\u062a\u062e\u0645\u064a\u0644 \u2014 \u0641\u0647\u0630\u0627 \u0627\u0644\u0645\u0639\u062f\u0646 \u064a\u0642\u0648\u0645 \u0628\u062a\u062e\u0645\u064a\u0644 \u0646\u0641\u0633\u0647 \u0628\u0634\u0643\u0644 \u0645\u0633\u062a\u0645\u0631\u060c \u0641\u064a \u0643\u0644 \u0645\u0631\u0629 \u064a\u062a\u0645 \u0641\u064a\u0647\u0627 \u062a\u0643\u0648\u064a\u0646 \u0633\u0637\u062d \u062c\u062f\u064a\u062f.<\/p>","protected":false},"excerpt":{"rendered":"<p>Titanium resists corrosion not because of its bulk chemistry but because of an invisible oxide film \u2014 just 2\u20136 nanometers thick \u2014 that forms on its surface within microseconds of oxygen exposure. This film, composed primarily of titanium dioxide (TiO\u2082), acts as a dense ionic barrier that physically isolates the underlying metal from corrosive environments. 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