{"id":1291,"date":"2026-08-16T16:45:00","date_gmt":"2026-08-16T07:45:00","guid":{"rendered":"https:\/\/onepress.co.kr\/index.php\/briefing\/2026-08-16-gold-surface-reconstruction-oxidation-vi\/"},"modified":"2026-08-16T16:45:00","modified_gmt":"2026-08-16T07:45:00","slug":"2026-08-16-gold-surface-reconstruction-oxidation-vi","status":"publish","type":"briefing","link":"https:\/\/onepress.co.kr\/index.php\/briefing\/2026-08-16-gold-surface-reconstruction-oxidation-vi\/","title":{"rendered":"T\u1ea1i sao v\u00e0ng kh\u00f4ng r\u1ec9 s\u00e9t? C\u00e1c nguy\u00ean t\u1eed b\u1ec1 m\u1eb7t \u0111\u00e3 t\u1ef1 kh\u00f3a m\u00ecnh."},"content":{"rendered":"

2026-08-16 16:45 KST<\/strong><\/p>\n

Nghi\u00ean c\u1ee9u \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng l\u00fd do t\u1ea1i sao v\u00e0ng kh\u00f4ng d\u1ec5 b\u1ecb \u0111\u1ed5i m\u00e0u trong kh\u00f4ng kh\u00ed l\u00e0 do c\u00e1c nguy\u00ean t\u1eed tr\u00ean b\u1ec1 m\u1eb7t \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp l\u1ea1i ch\u1eb7t ch\u1ebd.<\/p>\n

\u0110i\u1ec1u n\u00e0y kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 v\u00e0ng kh\u00f4ng bao gi\u1edd ph\u1ea3n \u1ee9ng m\u00e0 l\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a vi\u1ec7c so s\u00e1nh c\u00e1c b\u1ec1 m\u1eb7t tinh th\u1ec3 \u0111\u1ea1i di\u1ec7n v\u00e0 ph\u1ea3n \u1ee9ng oxy b\u1eb1ng c\u00e1c ph\u00e9p t\u00ednh c\u01a1 h\u1ecdc l\u01b0\u1ee3ng t\u1eed.<\/p>\n

C\u00f3 g\u00ec m\u1edbi?<\/h2>\n

V\u00e0ng ban \u0111\u1ea7u \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn nh\u01b0 m\u1ed9t kim lo\u1ea1i qu\u00fd ph\u1ea3n \u1ee9ng y\u1ebfu v\u1edbi oxy. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u00ednh to\u00e1n r\u1eb1ng tr\u00ean hai b\u1ec1 m\u1eb7t v\u00e0ng th\u00f4ng th\u01b0\u1eddng, c\u00e1c nguy\u00ean t\u1eed l\u1edbp tr\u00ean c\u00f9ng chuy\u1ec3n t\u1eeb s\u1eafp x\u1ebfp h\u00ecnh vu\u00f4ng m\u1edf sang s\u1eafp x\u1ebfp h\u00ecnh l\u1ee5c gi\u00e1c ch\u1eb7t ch\u1ebd h\u01a1n.<\/p>\n

T\u1ea1i sao s\u1ef1 s\u1eafp x\u1ebfp l\u1ea1i ng\u0103n ch\u1eb7n qu\u00e1 tr\u00ecnh oxy h\u00f3a?<\/h2>\n

Qu\u00e1 tr\u00ecnh oxy h\u00f3a kim lo\u1ea1i b\u1eaft \u0111\u1ea7u khi m\u1ed9t ph\u00e2n t\u1eed oxy b\u00e1m v\u00e0o b\u1ec1 m\u1eb7t v\u00e0 t\u00e1ch th\u00e0nh hai nguy\u00ean t\u1eed. Tr\u00ean b\u1ec1 m\u1eb7t v\u00e0ng \u0111\u1eb7c h\u01a1n, c\u00f3 \u00edt n\u01a1i th\u00edch h\u1ee3p h\u01a1n \u0111\u1ec3 oxy ph\u00e2n t\u00e1ch. C\u1ea7n r\u1ea5t nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng \u0111\u1ec3 \u0111\u01b0a n\u00f3 tr\u1edf l\u1ea1i c\u1ea5u h\u00ecnh ban \u0111\u1ea7u, l\u00e0m ch\u1eadm \u0111\u00e1ng k\u1ec3 ph\u1ea3n \u1ee9ng.<\/p>\n

\"T\u1ea1i
\u0110\u00e2y l\u00e0 h\u00ecnh \u1ea3nh \u0111\u01b0\u1ee3c t\u1ea1o ra \u0111\u1ec3 minh h\u1ecda m\u1ed9t ch\u1ee7 \u0111\u1ec1 v\u00e0 kh\u00f4ng ph\u1ea3i l\u00e0 \u1ea3nh ch\u1ee5p m\u1ed9t c\u1ea3nh ho\u1eb7c quan s\u00e1t th\u1ef1c t\u1ebf.<\/figcaption><\/figure>\n

th\u1eadt l\u00e0 kh\u00e1c bi\u1ec7t<\/h2>\n

C\u00e1c t\u00ednh to\u00e1n cho th\u1ea5y vi\u1ec7c t\u00e1i t\u1ed5 ch\u1ee9c b\u1ec1 m\u1eb7t c\u00f3 th\u1ec3 l\u00e0m ch\u1eadm qu\u00e1 tr\u00ecnh ph\u00e2n h\u1ee7y oxy t\u1eeb 1 t\u1ef7 \u0111\u1ebfn 1 ngh\u00ecn t\u1ef7. \u0110\u00e2y l\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 t\u1ed1c \u0111\u1ed9 ph\u1ea3n \u1ee9ng gi\u1ea3 s\u1eed nhi\u1ec7t \u0111\u1ed9 c\u1ee5 th\u1ec3 v\u00e0 b\u1ec1 m\u1eb7t l\u00fd t\u01b0\u1edfng. Con s\u1ed1 t\u01b0\u01a1ng t\u1ef1 kh\u00f4ng \u00e1p d\u1ee5ng cho t\u1ea5t c\u1ea3 c\u00e1c h\u1ee3p kim v\u00e0ng v\u00e0 \u0111\u1ed3 trang s\u1ee9c th\u1ef1c t\u1ebf b\u1ecb nhi\u1ec5m b\u1ea9n.<\/p>\n

V\u00e0ng c\u0169ng c\u00f3 th\u1ec3 b\u1ecb x\u1ec9n m\u00e0u?<\/h2>\n

V\u00e0ng nguy\u00ean ch\u1ea5t r\u1ea5t \u1ed5n \u0111\u1ecbnh nh\u01b0ng \u0111\u1ed3 trang s\u1ee9c c\u00f3 th\u1ec3 ch\u1ee9a c\u00e1c kim lo\u1ea1i nh\u01b0 \u0111\u1ed3ng ho\u1eb7c b\u1ea1c. M\u1ed3 h\u00f4i, m\u1ef9 ph\u1ea9m v\u00e0 c\u00e1c h\u1ee3p ch\u1ea5t l\u01b0u hu\u1ef3nh c\u00f3 th\u1ec3 ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c nguy\u00ean t\u1ed1 h\u1ee3p kim ho\u1eb7c ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m b\u1ec1 m\u1eb7t. V\u00ec v\u1eady, \u0111\u1ed3 trang s\u1ee9c b\u1eb1ng v\u00e0ng b\u1ecb x\u1ec9n m\u00e0u kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 \u0111\u1ed3 gi\u1ea3.<\/p>\n

T\u1ea1i sao nghi\u00ean c\u1ee9u v\u1eadt li\u1ec7u l\u1ea1i quan tr\u1ecdng?<\/h2>\n

Vi\u1ec7c c\u1ed1 \u00fd l\u00e0m cho b\u1ec1 m\u1eb7t v\u00e0ng b\u1edbt \u0111\u1eadm \u0111\u1eb7c h\u01a1n c\u00f3 kh\u1ea3 n\u0103ng t\u0103ng c\u01b0\u1eddng c\u00e1c ph\u1ea3n \u1ee9ng x\u00fac t\u00e1c s\u1eed d\u1ee5ng oxy. Ng\u01b0\u1ee3c l\u1ea1i, vi\u1ec7c t\u1ea1o ra c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 t\u01b0\u01a1ng t\u1ef1 b\u1eb1ng c\u00e1c kim lo\u1ea1i kh\u00e1c c\u00f3 th\u1ec3 cung c\u1ea5p h\u01b0\u1edbng d\u1eabn thi\u1ebft k\u1ebf \u0111\u1ec3 gi\u1ea3m s\u1ef1 \u0103n m\u00f2n. \u1ee8ng d\u1ee5ng v\u1eadt li\u1ec7u trong th\u1ebf gi\u1edbi th\u1ef1c \u0111\u00f2i h\u1ecfi ph\u1ea3i x\u00e1c minh b\u1eb1ng th\u1ef1c nghi\u1ec7m th\u00eam.<\/p>\n

t\u00e0i li\u1ec7u ngu\u1ed3n ch\u00ednh th\u1ee9c<\/h2>\n

Physical Review Letters original paper<\/a><\/p>\n

Nature research highlight<\/a><\/p>\n

Science News independent explanation<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Nghi\u00ean c\u1ee9u t\u00ednh to\u00e1n \u0111\u00e3 ch\u1ee9ng minh r\u1eb1ng c\u00e1c nguy\u00ean t\u1eed tr\u00ean b\u1ec1 m\u1eb7t v\u00e0ng t\u1ef1 s\u1eafp x\u1ebfp l\u1ea1i th\u00e0nh c\u00e1c s\u1eafp x\u1ebfp h\u00ecnh l\u1ee5c gi\u00e1c ch\u1eb7t ch\u1ebd, khi\u1ebfn c\u00e1c ph\u00e2n t\u1eed oxy kh\u00f4ng c\u00f3 kh\u00f4ng gian \u0111\u1ec3 ph\u00e2n t\u00e1ch v\u00e0 b\u1eaft \u0111\u1ea7u ph\u1ea3n \u1ee9ng.<\/p>\n","protected":false},"featured_media":0,"template":"","meta":[],"class_list":["post-1291","briefing","type-briefing","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/briefing\/1291","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/briefing"}],"about":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/types\/briefing"}],"wp:attachment":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/media?parent=1291"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}