{"id":23140,"date":"2025-04-21T14:49:02","date_gmt":"2025-04-21T07:49:02","guid":{"rendered":"https:\/\/quanghung.name.vn\/thoi-su\/phat-hien-mau-sac-moi-gay-tranh-cai\/"},"modified":"2025-04-21T14:49:02","modified_gmt":"2025-04-21T07:49:02","slug":"phat-hien-mau-sac-moi-gay-tranh-cai","status":"publish","type":"post","link":"https:\/\/quanghung.name.vn\/?p=23140","title":{"rendered":"Ph\u00e1t hi\u1ec7n m\u00e0u s\u1eafc m\u1edbi g\u00e2y tranh c\u00e3i"},"content":{"rendered":"
\n

M\u00f4 t\u1ea3 c\u1ee7a nh\u00f3m nghi\u00ean c\u1ee9u v\u1ec1 m\u00e0u m\u1edbi, mang t\u00ean “olo”. 5 ng\u01b0\u1eddi nh\u00ecn th\u1ea5y m\u00e0u n\u00e0y trong th\u00ed nghi\u1ec7m g\u1ecdi n\u00f3 l\u00e0 m\u00e0u lam – l\u1ee5c. Nh\u01b0ng h\u1ecd cho bi\u1ebft, m\u00f4 t\u1ea3 n\u00e0y kh\u00f4ng th\u1ec3 hi\u1ec7n \u0111\u1ea7y \u0111\u1ee7 tr\u1ea3i nghi\u1ec7m.<\/p>\n

“T\u1eeb \u0111\u1ea7u ch\u00fang t\u00f4i \u0111\u00e3 d\u1ef1 \u0111o\u00e1n r\u1eb1ng n\u00f3 s\u1ebd tr\u00f4ng nh\u01b0 m\u1ed9t t\u00edn hi\u1ec7u m\u00e0u ch\u01b0a t\u1eebng c\u00f3, nh\u01b0ng kh\u00f4ng bi\u1ebft n\u00e3o b\u1ed9 s\u1ebd x\u1eed l\u00fd nh\u01b0 th\u1ebf n\u00e0o. Th\u1eadt s\u1ef1 \u0111\u00e1ng kinh ng\u1ea1c. M\u00e0u s\u1eafc m\u1edbi c\u1ef1c k\u1ef3 b\u00e3o h\u00f2a”, k\u1ef9 s\u01b0 \u0111i\u1ec7n Ren Ng t\u1eeb \u0110\u1ea1i h\u1ecdc California Berkeley, th\u00e0nh vi\u00ean nh\u00f3m nghi\u00ean c\u1ee9u, cho bi\u1ebft. Nghi\u00ean c\u1ee9u m\u1edbi \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean t\u1ea1p ch\u00ed Science Advances<\/em> h\u00f4m 18\/4.<\/p>\n

\n
\n
\n
\n<\/p>\n
\n
\n\"M\u00e0u
\n<\/source><\/picture><\/div>
\n

M\u00e0u ng\u1ecdc lam \u0111\u01b0\u1ee3c nh\u00f3m nghi\u00ean c\u1ee9u cho l\u00e0 r\u1ea5t g\u1ea7n v\u1edbi olo. \u1ea2nh: Guardian<\/em><\/p>\n<\/figcaption><\/figure>\n

Nh\u00f3m chuy\u00ean gia s\u1eed d\u1ee5ng m\u1ed9t h\u00ecnh kh\u1ed1i m\u00e0u xanh ng\u1ecdc lam \u0111\u1ec3 gi\u00fap m\u1ecdi ng\u01b0\u1eddi h\u00ecnh dung v\u1ec1 olo, nh\u01b0ng nh\u1ea5n m\u1ea1nh r\u1eb1ng m\u00e0u s\u1eafc n\u00e0y ch\u1ec9 c\u00f3 th\u1ec3 tr\u1ea3i nghi\u1ec7m th\u00f4ng qua thao t\u00e1c laser tr\u00ean v\u00f5ng m\u1ea1c. “Kh\u00f4ng c\u00f3 c\u00e1ch n\u00e0o \u0111\u1ec3 truy\u1ec1n t\u1ea3i olo trong m\u1ed9t b\u00e0i b\u00e1o hay tr\u00ean m\u00e0n h\u00ecnh. M\u00e0u m\u00e0 ch\u00fang ta th\u1ea5y ch\u1ec9 l\u00e0 m\u1ed9t phi\u00ean b\u1ea3n c\u1ee7a n\u00f3, nh\u01b0ng ho\u00e0n to\u00e0n nh\u1ea1t nh\u00f2a so v\u1edbi tr\u1ea3i nghi\u1ec7m c\u1ee7a olo”, nh\u00e0 khoa h\u1ecdc th\u1ecb gi\u00e1c Austin Roorda, th\u00e0nh vi\u00ean nh\u00f3m nghi\u00ean c\u1ee9u, gi\u1ea3i th\u00edch.<\/p>\n

Con ng\u01b0\u1eddi nh\u1eadn th\u1ee9c m\u00e0u s\u1eafc khi \u00e1nh s\u00e1ng chi\u1ebfu v\u00e0o nh\u1eefng t\u1ebf b\u00e0o nh\u1ea1y c\u1ea3m v\u1edbi m\u00e0u s\u1eafc g\u1ecdi l\u00e0 t\u1ebf b\u00e0o n\u00f3n trong v\u00f5ng m\u1ea1c. C\u00f3 ba lo\u1ea1i t\u1ebf b\u00e0o n\u00f3n nh\u1ea1y c\u1ea3m v\u1edbi b\u01b0\u1edbc s\u00f3ng d\u00e0i (L), trung b\u00ecnh (M) v\u00e0 ng\u1eafn (S) c\u1ee7a \u00e1nh s\u00e1ng.<\/p>\n

\u00c1nh s\u00e1ng t\u1ef1 nhi\u00ean l\u00e0 s\u1ef1 pha tr\u1ed9n c\u1ee7a nhi\u1ec1u b\u01b0\u1edbc s\u00f3ng k\u00edch th\u00edch t\u1ebf b\u00e0o n\u00f3n L, M v\u00e0 S \u1edf m\u1ee9c \u0111\u1ed9 kh\u00e1c nhau. C\u00e1c “bi\u1ebfn th\u1ec3” \u0111\u01b0\u1ee3c nh\u1eadn th\u1ee9c d\u01b0\u1edbi d\u1ea1ng nh\u1eefng m\u00e0u s\u1eafc kh\u00e1c nhau. \u00c1nh s\u00e1ng \u0111\u1ecf ch\u1ee7 y\u1ebfu k\u00edch th\u00edch t\u1ebf b\u00e0o n\u00f3n L, trong khi \u00e1nh s\u00e1ng xanh ch\u1ee7 y\u1ebfu k\u00edch th\u00edch t\u1ebf b\u00e0o n\u00f3n S. Nh\u01b0ng c\u00e1c t\u1ebf b\u00e0o n\u00f3n M n\u1eb1m \u1edf gi\u1eefa v\u00e0 kh\u00f4ng c\u00f3 \u00e1nh s\u00e1ng t\u1ef1 nhi\u00ean n\u00e0o ch\u1ec9 k\u00edch th\u00edch duy nh\u1ea5t ch\u00fang.<\/p>\n

Nh\u00f3m nghi\u00ean c\u1ee9u t\u1ea1i \u0110\u1ea1i h\u1ecdc California Berkeley t\u00ecm c\u00e1ch v\u01b0\u1ee3t qua gi\u1edbi h\u1ea1n n\u00e0y. H\u1ecd l\u1eadp b\u1ea3n \u0111\u1ed3 m\u1ed9t ph\u1ea7n nh\u1ecf v\u00f5ng m\u1ea1c \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed c\u1ee7a c\u00e1c t\u1ebf b\u00e0o n\u00f3n M, sau \u0111\u00f3 d\u00f9ng thi\u1ebft b\u1ecb laser qu\u00e9t v\u00f5ng m\u1ea1c. Khi \u0111\u1ebfn m\u1ed9t t\u1ebf b\u00e0o n\u00f3n M, thi\u1ebft b\u1ecb b\u1eafn m\u1ed9t xung \u00e1nh s\u00e1ng nh\u1ecf \u0111\u1ec3 k\u00edch th\u00edch t\u1ebf b\u00e0o, sau \u0111\u00f3 chuy\u1ec3n sang t\u1ebf b\u00e0o n\u00f3n ti\u1ebfp theo.<\/p>\n

K\u1ebft qu\u1ea3, nh\u00f3m nh\u00e0 khoa h\u1ecdc thu \u0111\u01b0\u1ee3c m\u1ed9t m\u1ea3ng m\u00e0u trong tr\u01b0\u1eddng nh\u00ecn v\u1edbi k\u00edch th\u01b0\u1edbc g\u1ea5p \u0111\u00f4i tr\u0103ng tr\u00f2n. M\u00e0u s\u1eafc n\u00e0y v\u01b0\u1ee3t ra ngo\u00e0i ph\u1ea1m vi t\u1ef1 nhi\u00ean c\u1ee7a m\u1eaft th\u01b0\u1eddng v\u00ec ch\u1ec9 ri\u00eang c\u00e1c t\u1ebf b\u00e0o n\u00f3n M \u0111\u01b0\u1ee3c k\u00edch th\u00edch, m\u1ed9t tr\u1ea1ng th\u00e1i m\u00e0 \u00e1nh s\u00e1ng t\u1ef1 nhi\u00ean kh\u00f4ng th\u1ec3 \u0111\u1ea1t t\u1edbi. T\u00ean g\u1ecdi olo c\u1ee7a m\u00e0u m\u1edbi xu\u1ea5t ph\u00e1t t\u1eeb m\u00e3 nh\u1ecb ph\u00e2n 010, ch\u1ec9 ra r\u1eb1ng trong s\u1ed1 c\u00e1c t\u1ebf b\u00e0o n\u00f3n L, M v\u00e0 S, ch\u1ec9 t\u1ebf b\u00e0o n\u00f3n M \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t.<\/p>\n

Kh\u1eb3ng \u0111\u1ecbnh n\u00e0y khi\u1ebfn m\u1ed9t s\u1ed1 chuy\u00ean gia b\u1ed1i r\u1ed1i. “\u0110\u00f3 kh\u00f4ng ph\u1ea3i m\u00e0u m\u1edbi m\u00e0 l\u00e0 m\u1ed9t m\u00e0u xanh l\u00e1 b\u00e3o h\u00f2a h\u01a1n, \u0111\u01b0\u1ee3c t\u1ea1o ra \u1edf m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng c\u00f3 c\u01a1 ch\u1ebf \u0111\u1ecf – xanh l\u00e1 b\u00ecnh th\u01b0\u1eddng khi ch\u1ec9 c\u00f3 \u0111\u1ea7u v\u00e0o t\u1eeb t\u1ebf b\u00e0o n\u00f3n M”, John Barbur, nh\u00e0 khoa h\u1ecdc th\u1ecb gi\u00e1c t\u1ea1i \u0110\u1ea1i h\u1ecdc London, nh\u1eadn \u0111\u1ecbnh.<\/p>\n

Tuy nhi\u00ean, nh\u00f3m nghi\u00ean c\u1ee9u t\u1ea1i \u0110\u1ea1i h\u1ecdc California Berkeley tin r\u1eb1ng k\u1ef9 thu\u1eadt m\u1edbi s\u1ebd gi\u00fap h\u1ecd t\u00ecm hi\u1ec3u nh\u1eefng c\u00e2u h\u1ecfi khoa h\u1ecdc c\u01a1 b\u1ea3n v\u1ec1 c\u00e1ch n\u00e3o b\u1ed9 t\u1ea1o ra nh\u1eadn th\u1ee9c th\u1ecb gi\u00e1c v\u1ec1 th\u1ebf gi\u1edbi. Ngo\u00e0i ra, c\u00f3 th\u1ec3 c\u00f2n nhi\u1ec1u \u1ee9ng d\u1ee5ng kh\u00e1c. Th\u00f4ng qua vi\u1ec7c k\u00edch th\u00edch c\u00e1c t\u1ebf b\u00e0o trong v\u00f5ng m\u1ea1c theo y\u00eau c\u1ea7u, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 ch\u1ee9ng m\u00f9 m\u00e0u ho\u1eb7c nh\u1eefng b\u1ec7nh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u1ecb gi\u00e1c nh\u01b0 vi\u00eam v\u00f5ng m\u1ea1c s\u1eafc t\u1ed1.<\/p>\n

Thu Th\u1ea3o<\/strong> (Theo Guardian<\/em>)<\/p>\n

<\/span><\/p>\n

<\/div>\n


\n
\n
\n
\n<\/article>\n","protected":false},"excerpt":{"rendered":"

M\u00f4 t\u1ea3 c\u1ee7a nh\u00f3m nghi\u00ean c\u1ee9u v\u1ec1 m\u00e0u m\u1edbi, mang t\u00ean “olo”. 5 ng\u01b0\u1eddi nh\u00ecn th\u1ea5y m\u00e0u n\u00e0y trong th\u00ed nghi\u1ec7m g\u1ecdi n\u00f3 l\u00e0 m\u00e0u lam – l\u1ee5c. Nh\u01b0ng h\u1ecd cho bi\u1ebft, m\u00f4 t\u1ea3 n\u00e0y kh\u00f4ng th\u1ec3 hi\u1ec7n \u0111\u1ea7y \u0111\u1ee7 tr\u1ea3i nghi\u1ec7m. “T\u1eeb \u0111\u1ea7u ch\u00fang t\u00f4i \u0111\u00e3 d\u1ef1 \u0111o\u00e1n r\u1eb1ng n\u00f3 s\u1ebd tr\u00f4ng nh\u01b0 m\u1ed9t<\/p>\n","protected":false},"author":1,"featured_media":23141,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"googlesitekit_rrm_CAow44a6DA:productID":"","footnotes":""},"categories":[2],"tags":[],"class_list":["post-23140","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thoi-su"],"_links":{"self":[{"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=\/wp\/v2\/posts\/23140","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=23140"}],"version-history":[{"count":0,"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=\/wp\/v2\/posts\/23140\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=\/wp\/v2\/media\/23141"}],"wp:attachment":[{"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=23140"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=23140"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/quanghung.name.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=23140"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}