{"id":1309,"date":"2026-08-17T00:50:00","date_gmt":"2026-08-16T15:50:00","guid":{"rendered":"https:\/\/onepress.co.kr\/?post_type=briefing&p=1309"},"modified":"2026-08-17T00:55:30","modified_gmt":"2026-08-16T15:55:30","slug":"2026-08-17-truncated-photon-mirror-model-vi","status":"publish","type":"briefing","link":"https:\/\/onepress.co.kr\/index.php\/briefing\/2026-08-17-truncated-photon-mirror-model-vi\/","title":{"rendered":"\u0110i\u1ec1u g\u00ec s\u1ebd x\u1ea3y ra n\u1ebfu ch\u1ec9 c\u00f3 m\u1ed9t n\u1eeda photon b\u1ecb ph\u1ea3n x\u1ea1? C\u00e2u tr\u1ea3 l\u1eddi l\u00e0 s\u1ef1 ch\u1ed3ng ch\u00e9o c\u1ee7a m\u1ed9t s\u1ed1 photon."},"content":{"rendered":"

2026-08-17 00:50 KST<\/strong><\/p>\n

M\u1ed9t l\u00fd thuy\u1ebft \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng n\u1ebfu g\u01b0\u01a1ng \u0111\u1ed9t ng\u1ed9t b\u1ecb lo\u1ea1i b\u1ecf trong khi m\u1ed9t photon \u0111ang b\u1ecb g\u01b0\u01a1ng ph\u1ea3n chi\u1ebfu, th\u00ec \u00e1nh s\u00e1ng c\u00f2n l\u1ea1i s\u1ebd tr\u1edf th\u00e0nh tr\u1ea1ng th\u00e1i l\u01b0\u1ee3ng t\u1eed trong \u0111\u00f3 nhi\u1ec1u photon c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n \u0111\u1ed3ng th\u1eddi.<\/p>\n

\u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t th\u00ed nghi\u1ec7m trong \u0111\u00f3 m\u1ed9t h\u1ea1t g\u1ecdi l\u00e0 photon b\u1ecb c\u1eaft l\u00e0m \u0111\u00f4i b\u1eb1ng dao, m\u00e0 l\u00e0 m\u1ed9t d\u1ef1 \u0111o\u00e1n t\u00ednh to\u00e1n tr\u01b0\u1eddng l\u01b0\u1ee3ng t\u1eed thay \u0111\u1ed5i nh\u01b0 th\u1ebf n\u00e0o khi ch\u1ec9 ph\u1ea7n ph\u00eda tr\u01b0\u1edbc c\u1ee7a \u00e1nh s\u00e1ng b\u1ecb ph\u1ea3n x\u1ea1 \u0111\u1ec3 t\u1ea1o ra d\u1ea1ng s\u00f3ng.<\/p>\n

T\u1ea1i sao m\u1ed9t photon \u0111\u01a1n l\u1ebb kh\u00f4ng th\u1ec3 gi\u1ea3i th\u00edch \u0111\u01b0\u1ee3c n\u00f3?<\/h2>\n

Photon, nh\u1eefng ch\u00f9m s\u00f3ng, \u0111\u01b0\u1ee3c tr\u1ea3i ra theo th\u1eddi gian v\u00e0 kh\u00f4ng gian. N\u1ebfu g\u01b0\u01a1ng h\u01b0\u1edbng l\u00ean h\u1ebft c\u1ee1 th\u00ec to\u00e0n b\u1ed9 v\u1eadt th\u1ec3 s\u1ebd \u0111\u01b0\u1ee3c ph\u1ea3n chi\u1ebfu, nh\u01b0ng n\u1ebfu b\u1ea1n th\u00e1o g\u01b0\u01a1ng ra sau khi ph\u1ea7n tr\u01b0\u1edbc \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u1ea3n chi\u1ebfu th\u00ec d\u1ea1ng s\u00f3ng s\u1ebd b\u1ecb k\u1ebft th\u00fac \u0111\u1ed9t ng\u1ed9t. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u00ednh to\u00e1n r\u1eb1ng ranh gi\u1edbi s\u1eafc n\u00e9t n\u00e0y kh\u00f4ng t\u01b0\u01a1ng \u1ee9ng ch\u00ednh x\u00e1c v\u1edbi m\u1ed9t tr\u1ea1ng th\u00e1i photon.<\/p>\n

V\u00ec v\u1eady, nh\u1eefng g\u00ec \u0111i ra?<\/h2>\n

K\u1ebft qu\u1ea3 l\u00e0 s\u1ef1 ch\u1ed3ng ch\u00e9o l\u01b0\u1ee3ng t\u1eed, v\u1edbi kh\u1ea3 n\u0103ng c\u00f3 kh\u00f4ng, m\u1ed9t, hai ho\u1eb7c nhi\u1ec1u photon. Ranh gi\u1edbi c\u00e0ng d\u1ed1c th\u00ec ph\u1ea1m vi s\u1ed1 l\u01b0\u1ee3ng photon c\u1ea7n thi\u1ebft c\u00e0ng l\u1edbn. G\u01b0\u01a1ng nhanh v\u00f4 c\u00f9ng l\u00e0 kh\u00f4ng th\u1ec3, do \u0111\u00f3 c\u00f3 nh\u1eefng gi\u1edbi h\u1ea1n v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng photon v\u00e0 \u0111\u1ed9 s\u1eafc n\u00e9t c\u1ee7a d\u1ea1ng s\u00f3ng trong c\u00e1c thi\u1ebft b\u1ecb th\u1ef1c.<\/p>\n

\"\u0110i\u1ec1u
\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

N\u0103ng l\u01b0\u1ee3ng \u0111\u1ebfn t\u1eeb \u0111\u00e2u<\/h2>\n

C\u00e1c photon b\u1ed5 sung kh\u00f4ng \u0111\u1ebfn mi\u1ec5n ph\u00ed. M\u1ed9t thi\u1ebft b\u1ecb di chuy\u1ec3n ho\u1eb7c lo\u1ea1i b\u1ecf g\u01b0\u01a1ng m\u1ed9t c\u00e1ch nhanh ch\u00f3ng s\u1ebd ho\u1ea1t \u0111\u1ed9ng tr\u00ean tr\u01b0\u1eddng l\u01b0\u1ee3ng t\u1eed v\u00e0 cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho n\u00f3. M\u1eb7c d\u00f9 c\u00e1c ranh gi\u1edbi chuy\u1ec3n \u0111\u1ed9ng gi\u1ed1ng v\u1edbi hi\u1ec7u \u1ee9ng Casimir \u0111\u1ed9ng l\u1ef1c t\u1ea1o ra c\u00e1c h\u1ea1t, nh\u01b0ng nghi\u00ean c\u1ee9u n\u00e0y t\u1eadp trung v\u00e0o c\u00e1c t\u00ecnh hu\u1ed1ng trong \u0111\u00f3 s\u1ef1 ph\u1ea3n x\u1ea1 li\u00ean t\u1ee5c c\u1ee7a m\u1ed9t photon \u0111\u01a1n l\u1ebb b\u1ecb gi\u00e1n \u0111o\u1ea1n.<\/p>\n

B\u1ea1n c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y n\u00f3 ngay trong th\u00ed nghi\u1ec7m kh\u00f4ng?<\/h2>\n

B\u00e0i b\u00e1o m\u1edbi l\u00e0 t\u00ednh to\u00e1n l\u00fd thuy\u1ebft v\u00e0 ch\u01b0a c\u00f3 k\u1ebft qu\u1ea3 th\u1ef1c nghi\u1ec7m ph\u00e1t hi\u1ec7n tr\u1ef1c ti\u1ebfp nhi\u1ec1u tr\u1ea1ng th\u00e1i photon b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p n\u00e0y. T\u1ed1c \u0111\u1ed9 chuy\u1ec3n \u0111\u1ed5i v\u00e0 \u0111\u1ed9 m\u1ea5t c\u1ee7a g\u01b0\u01a1ng c\u0169ng nh\u01b0 \u0111\u1ed9 ph\u00e2n gi\u1ea3i th\u1eddi gian c\u1ee7a m\u00e1y d\u00f2 ph\u1ea3i \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft c\u00f9ng nhau. C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u tin r\u1eb1ng c\u00e1c m\u1ea1ch si\u00eau d\u1eabn ho\u1eb7c c\u00e1c ranh gi\u1edbi quang h\u1ecdc \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n nhanh ch\u00f3ng c\u00f3 th\u1ec3 l\u00e0 \u1ee9ng c\u1eed vi\u00ean cho th\u1eed nghi\u1ec7m.<\/p>\n

T\u1ea1i sao n\u00f3 quan tr\u1ecdng<\/h2>\n

Thao t\u00e1c \u0111\u01a1n gi\u1ea3n ch\u1ec9 \u0111\u1ec3 l\u1ea1i m\u1ed9t ph\u1ea7n \u00e1nh s\u00e1ng s\u1ebd t\u1ea1o ra m\u1ed9t tr\u1ea1ng th\u00e1i trong \u0111\u00f3 s\u1ed1 l\u01b0\u1ee3ng photon kh\u00f4ng \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp, g\u1ee3i \u00fd m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u khi\u1ec3n m\u1edbi \u0111\u1ed1i v\u1edbi th\u00f4ng tin l\u01b0\u1ee3ng t\u1eed. Tuy nhi\u00ean, s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa ranh gi\u1edbi t\u00ednh to\u00e1n l\u00fd t\u01b0\u1edfng v\u00e0 thi\u1ebft b\u1ecb th\u1ef1c t\u1ebf l\u00e0 l\u1edbn n\u00ean kh\u1ea3 n\u0103ng s\u1eed d\u1ee5ng c\u1ee7a n\u00f3 ph\u1ea3i \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn th\u00f4ng qua c\u00e1c th\u1eed nghi\u1ec7m ti\u1ebfp theo.<\/p>\n

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

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

APS Physics independent explanation<\/a><\/p>\n

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

Nghi\u00ean c\u1ee9u l\u00fd thuy\u1ebft d\u1ef1 \u0111o\u00e1n r\u1eb1ng n\u1ebfu lo\u1ea1i b\u1ecf g\u01b0\u01a1ng trong khi m\u1ed9t photon \u0111ang b\u1ecb ph\u1ea3n x\u1ea1 b\u1edfi g\u01b0\u01a1ng, th\u00ec \u00e1nh s\u00e1ng c\u1eaft m\u1ea1nh s\u1ebd kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t photon \u0111\u01a1n l\u1ebb m\u00e0 s\u1ebd \u1edf tr\u1ea1ng th\u00e1i l\u01b0\u1ee3ng t\u1eed v\u1edbi nhi\u1ec1u photon ch\u1ed3ng l\u00ean nhau.<\/p>\n","protected":false},"featured_media":0,"template":"","meta":[],"class_list":["post-1309","briefing","type-briefing","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/onepress.co.kr\/index.php\/wp-json\/wp\/v2\/briefing\/1309","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=1309"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}