\uc774\ubc88\uc5d0\ub294 \uad11\ud559\uc744 \uc5b4\ub5bb\uac8c \uacf5\ubd80\ud558\ub294\uac00\uc5d0 \ub300\ud55c \uae00\uc744 \uc368 \ubcf4\ub3c4\ub85d \ud55c\ub2e4. \uad11\ud559\uc740 \uac70\uc758 \ubaa8\ub4e0 \uc885\ub958\uc758 \uc2e4\ud5d8\uc5d0 \uc0ac\uc6a9\ub418\ub294\ub370, \ud06c\uac8c\ub294 \uc6b0\uc8fc\ub97c \uc5f0\uad6c\ud558\ub294 \ub9dd\uc6d0\uacbd\uc5d0\uc11c \ubd80\ud130 \uc2dc\uc791\ud574\uc11c, \uc791\uc740 \ubb3c\uc9c8\uc744 \uc5f0\uad6c\ud558\ub294 \ud604\ubbf8\uacbd\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0 \uad6c\uc11d\uad6c\uc11d \uadf8 \uc601\ud5a5\uc744 \ubbf8\uce58\uace0 \uc788\ub2e4. \ub610\ud55c, \ub9ce\uc740 \uc0ac\ub78c\ub4e4\uc774 \uc0ac\uc6a9\ud558\ub294 \uc548\uacbd\ub3c4 \uad11\ud559\uae30\uae30\uc774\uace0, \uc2a4\ub9c8\ud2b8\ud3f0\uc5d0 \ub2ec\ub824\uc788\ub294 \uce74\uba54\ub77c\ub3c4 \uad11\ud559\uae30\uae30\uc774\ub2e4. \ucd5c\uadfc\uc5d0\ub294 \ube5b\uc744 \uc774\uc6a9\ud558\uc5ec \ubb3c\uc9c8\uc744 \ub2e4\ub8e8\ub294 \uc5f0\uad6c\ub3c4 \ud65c\ubc1c\ud788 \uc9c4\ud589\ub418\uace0 \uc788\uc5b4\uc11c \uc6d0\uc790\ub97c \ud2b9\uc218\ud55c \uc0c1\ud0dc\ub85c \ub9cc\ub4dc\ub294 \uc591\uc790\uad11\ud559 \uc2e4\ud5d8\uc774\ub77c\ub4e0\uac00, \ub808\uc774\uc800\ub97c \uc774\uc6a9\ud574 \uc785\uc790\uac00\uc18d\uae30\ub97c \ub9cc\ub4dc\ub294 \uc5f0\uad6c\ub77c\ub4e0\uac00 \ud558\ub294 \uac83\ub4e4\uc774 \ud765\ubbf8\ub85c\uc6b4 \uc8fc\uc81c\ub77c\uace0 \ud560 \uc218 \uc788\ub2e4.<\/p>\n
\uad11\ud559\uc740 \ube5b\uc5d0 \uad00\ud55c \ud559\ubb38\uc774\uc9c0\ub9cc, \ube5b\ub9cc \ub2e4\ub8e8\ub294 \uac83\uc740 \uc544\ub2c8\uace0, \uad81\uadf9\uc801\uc73c\ub85c\ub294 \ube5b\uacfc \ubb3c\uc9c8\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 \ub2e4\ub8e8\ub294 \ubd84\uc57c\uc774\ub2e4. \ube5b\uacfc \ubb3c\uc9c8\uc758 \uc0c1\ud638\uc791\uc6a9\uc740 \uc804\uc790\uae30\ud559\uc5d0\uc11c \uc798 \ub2e4\ub8e8\uace0 \uc788\uae34 \ud558\uc9c0\ub9cc, \uadf8 \uc911 \uad11\ud559\uc774\ub77c\ub294 \ubd84\uc57c\uac00 \ub530\ub85c \uc788\ub294 \uc774\uc720\ub294 \uadf8\ub9cc\ud07c \uc911\uc694\ud558\uae30 \ub54c\ubb38\uc774\ub77c\uace0 \ud560 \uc218 \uc788\ub2e4. \ud2b9\ud788, \uad11\ud559\uc5d0\uc11c \uc9d1\uc911\uc801\uc73c\ub85c \ub2e4\ub8e8\uace0 \uc788\ub294 \ub300\uc0c1\uc740 \ud30c\ub3d9\uc73c\ub85c\uc11c\uc758 \uc804\uc790\uae30\ud30c\uc774\ub2e4. \uc804\uc790\uae30\ud559\uc5d0\uc11c\ub294 \uc804\uc790\uae30\ud30c \ubfd0\ub9cc \uc544\ub2c8\ub77c \uc804\uae30\uc7a5, \uc790\uae30\uc7a5\uc774 \ubcc0\ud558\uc9c0 \uc54a\uace0 \uac00\ub9cc\ud788 \uc788\ub294 \uacbd\uc6b0\uc5d0 \ub300\ud574\uc11c\ub3c4 \ub2e4\ub8e8\uace0 \uc788\uc73c\ub098, \uad11\ud559\uc5d0\uc11c\ub294 \uadf8\ub7f0 \uacbd\uc6b0\uc5d0 \ub300\ud574\uc11c\ub294 \uc798 \ub2e4\ub8e8\uc9c0 \uc54a\uace0 \uc804\uc790\uae30\ud30c\uc758 \ud589\ub3d9\uc5d0 \ub300\ud574\uc11c\ub9cc \uae4a\uc774\uc788\uac8c \ub2e4\ub8ec\ub2e4. \uc774 \ubd80\ubd84\uc774 \uad11\ud559\uc744 \uc804\uc790\uae30\ud559\uacfc \uad6c\ubd84\uc9d3\ub294 \uac00\uc7a5 \ud070 \ucc28\uc774\uc810\uc774\ub77c\uace0 \ud560 \uc218 \uc788\ub2e4.<\/p>\n
\ub2e4\ub978 \ubb3c\ub9ac\ud559 \ubd84\uc57c\uc640 \ub9c8\ucc2c\uac00\uc9c0\ub85c \uad11\ud559\uc5d0\uc11c\ub3c4 \uc5ec\ub7ec\uac00\uc9c0 \uadfc\uc0ac\uc801\uc778 \uc811\uadfc\uc774 \uac00\ub2a5\ud55c\ub370, \uadf8\uc5d0 \ub530\ub77c\uc11c \uad11\ud559\uc758 \uc601\uc5ed\uc774 \ub098\ub220\uc9c4\ub2e4.<\/p>\n
\uae30\ud558\uad11\ud559 – \uc804\uc790\uae30\ud30c\ub97c \ube5b\uc0b4(Light ray)\ub85c \uadfc\uc0ac\ud558\uc5ec \ucde8\uae09\ud55c\ub2e4. \uae30\ud558\uad11\ud559\uc744 \uc801\uc6a9\ud560 \uc218 \uc788\ub294 \uc601\uc5ed\uc740 \ud30c\uc7a5\uc774 \ucda9\ubd84\ud788 \uc9e7\uc544\uc11c \ud68c\uc808\uc774 \uc798 \uc77c\uc5b4\ub098\uc9c0 \uc54a\ub294 \uc601\uc5ed\uc774\ub2e4. \uc774 \uc601\uc5ed\uc5d0\uc11c \ube5b\uc740 \uadfc\uc0ac\uc801\uc73c\ub85c \uc9c1\uc9c4\ud558\uba70, \uadf8 \uc9c1\uc9c4\ud558\ub294 \uac83\uc744 \ube5b\uc0b4\ub85c \ub098\ud0c0\ub0bc \uc218 \uc788\ub2e4. \ubc18\uc0ac\ubc95\uce59\uacfc \uc2a4\ub12c\uc758 \ubc95\uce59\uc774 \uc774 \uc601\uc5ed\uc744 \uc9c0\ubc30\ud55c\ub2e4.<\/p>\n
\ud30c\ub3d9\uad11\ud559 – \uc804\uc790\uae30\ud30c\ub97c \ud30c\ub3d9\uc73c\ub85c \uc0dd\uac01\ud558\ub294 \uc601\uc5ed\uc774\ub2e4. \uc774 \uc601\uc5ed\uc5d0\uc11c \ube5b\uc740 \uc9c4\ud3ed, \uc9c4\ub3d9\uc218, \ud30c\uc7a5\uc744 \uac16\uace0 \uc788\uc73c\uba70 \ub9e5\uc2a4\uc6f0 \ubc29\uc815\uc2dd\uc5d0\uc11c \uc720\ub3c4\ub41c \ud5ec\ub984\ud640\uce20 \ubc29\uc815\uc2dd\uc774 \uc774 \uc601\uc5ed\uc744 \uc9c0\ubc30\ud55c\ub2e4. \uad74\uc808\uc774 \uc65c \uc77c\uc5b4\ub098\ub294\uc9c0\ub97c \uc124\uba85\ud560 \uc218 \uc788\ub2e4. \ub9ce\uc740 \uc885\ub958\uc758 \uac04\uc12d\uacc4\uac00 \ud30c\ub3d9\uad11\ud559\uc5d0 \uae30\ubc18\uc744 \ub450\uace0 \uc788\ub2e4.<\/p>\n
\ubb3c\ub9ac\uad11\ud559 – \ud30c\ub3d9\uad11\ud559\uc5d0\uc11c \ub2e4\ub8ec \uc804\uc790\uae30\ud30c\uc5d0 \ud3b8\uad11\uc774 \uc788\ub294 \uacbd\uc6b0\ub97c \ub2e4\ub8ec\ub2e4. \uc774 \uc601\uc5ed\uc5d0\uc11c \ube5b\uc740 \uc9c4\ud3ed, \uc9c4\ub3d9\uc218, \ud30c\uc7a5\uc5d0 \uc774\uc5b4\uc11c \ud3b8\uad11\uae4c\uc9c0 \uac16\uace0 \uc788\ub2e4. \ubb3c\uc9c8\uc758 \uad74\uc808\ub960\uc774 \ube5b\uc758 \ud3b8\uad11 \ubc29\ud5a5\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9c0\ub294 \ubcf5\uad74\uc808(Birefringence)\uc774 \uc788\ub294 \uacbd\uc6b0\ub97c \ub2e4\ub8f0 \uc218 \uc788\ub2e4. \uac01\uc885 \ud3b8\uad11 \uad11\ud559\uae30\uae30\uc758 \uc6d0\ub9ac\ub97c \ubc30\uc6b8 \uc218 \uc788\ub2e4.<\/p>\n
\uc591\uc790\uad11\ud559 – \ubb3c\ub9ac\uad11\ud559\uc5d0\uc11c \ub2e4\ub8ec \uc804\uc790\uae30\ud30c\uc5d0 2\ucc28 \uc591\uc790\ud654\ub97c \ub07c\uc5b9\uc5b4\uc11c \uc9c4\uc815\ud55c “\uc7a5\ub860”\uc744 \ub2e4\ub8e8\uac8c \ub41c\ub2e4. \ubb3c\ub860 \uc591\uc790\uc7a5\ub860\uc744 \ub3c4\uc785\ud55c \uc591\uc790\uc804\uae30\uc5ed\ud559\uc5d0\uc11c \uc81c\ub300\ub85c \ub2e4\ub8e8\ub824\uba74 \ud074\ub77c\uc778-\uace0\ub4e0 \ubc29\uc815\uc2dd\uc774 \uc774 \uc601\uc5ed\uc744 \uc9c0\ubc30\ud558\uaca0\uc9c0\ub9cc, \uadf8\ub807\uac8c\uae4c\uc9c0 \ub9c9 \ub098\uac00\uc9c0\ub294 \uc54a\ub294\ub2e4. \uc5ec\uae30\uc11c\ub294 \ube5b\uc758 \uacb0\ub9de\uc740 \uc0c1\ud0dc, \uc950\uc5b4\uc9e0 \uc0c1\ud0dc \ub4f1 \ud1b5\uacc4\uc801\uc73c\ub85c \uc2e0\uae30\ud55c \ud604\uc0c1\uacfc, \ube5b\uacfc \uc6d0\uc790\uc758 \uc0c1\ud638\uc791\uc6a9\uc744 \uc591\uc790\uc5ed\ud559\uc744 \uc774\uc6a9\ud574\uc11c \uc81c\ub300\ub85c \ub2e4\ub8e8\uac8c \ub41c\ub2e4.<\/p>\n
\uad11\ud559\uc740 \uc774\ub807\uac8c \ud06c\uac8c \ubd10\uc11c 4\uac00\uc9c0 \uc601\uc5ed\uc73c\ub85c \ub098\ub220\uc9c0\ub294 \uad6c\ubd84\uc774 \uc788\uace0, \ub300\ubd80\ubd84 \uae30\ud558\uad11\ud559\uc740 \uace0\ub4f1\ud559\uad50 \uc2dc\uc808\uc5d0, \ubb3c\ub9ac\uad11\ud559\uae4c\uc9c0\ub294 \ud559\ubd80 \ub54c, \uc591\uc790\uad11\ud559\uc740 \ub300\ud559\uc6d0 \ub54c \ubc30\uc6b0\uac8c \ub41c\ub2e4. \uc5ec\uae30\uc5d0 \ud478\ub9ac\uc5d0 \uad11\ud559, \ucd08\uace0\uc18d \uad11\ud559(Ultrafast optics), \ube44\uc120\ud615 \uad11\ud559(Nonlinear optics) \uac19\uc740 \uc5f0\uad6c \ubd84\uc57c\uac00 \uc788\ub2e4.<\/p>\n
\uc5b4\ub5bb\uac8c \ud558\uba74 \uad11\ud559\uc744 \uc798 \uacf5\ubd80\ud560 \uc218 \uc788\uc744\uae4c?<\/p>\n
\uc77c\ub2e8 \uad11\ud559\uc740 \uc804\uc790\uae30\ud559\uc5d0 \uadf8 \ubc14\ud0d5\uc774 \uc788\uae30 \ub54c\ubb38\uc5d0, \uc804\uc790\uae30\ud559\uc744 \uc798 \ud574\uc57c \ud55c\ub2e4. \uc5c4\uccad \ub2f9\uc5f0\ud55c \ub9d0\uc778\ub370, \uc804\uc790\uae30\ud559\uc5d0 \ub300\ud574 \uae30\ucd08\uac00 \ubd80\uc871\ud558\ub2e4\uba74 \uc77c\ub2e8 \uc804\uc790\uae30\ud559\uc744 \uc798 \uacf5\ubd80\ud558\uace0 \uc624\ub294 \uac83\uc774 \uad11\ud559\uc744 \uc798 \ud560 \uc218 \uc788\ub294 \ubc29\ubc95\uc774\ub77c\uba74 \ubc29\ubc95\uc774\ub2e4.<\/p>\n
\uad11\ud559\uc740 \ub9ce\uc740 \uce21\uc815\uc5d0 \uc0ac\uc6a9\ub41c\ub2e4. \uc774\ub7f0 \uce21\uc815 \uc7a5\uce58\ub4e4\uc758 \uc6d0\ub9ac\ub97c \uc54c\uc544\ubcf4\uace0 \uc0dd\uac01\ud558\ub294 \uac83\uc774 \uad11\ud559\uc744 \uacf5\ubd80\ud558\ub294\ub370 \ub3c4\uc6c0\uc774 \ub41c\ub2e4. \ub2e8\ub80c\uc988, \ubcf5\ud569 \ub80c\uc988, \ubc18\uc0ac\uacbd, \ud68c\uc808\uaca9\uc790 \ub4f1\ub4f1\ubd80\ud130 \ud3b8\uad11\uae30, \uac04\uc12d\uacc4\uc640 \uac19\uc774 \uc2e4\uc81c\ub85c \uc2e4\ud5d8\uc2e4\uc5d0\uc11c \uc0ac\uc6a9\ud560 \uce21\uc815 \uc7a5\uce58\ub4e4\uc758 \uc791\ub3d9 \uc6d0\ub9ac\ub97c \uae4a\uc774\uc788\uac8c \uc774\ud574\ud558\ub294 \uac83\uc774 \uc88b\ub2e4.<\/strong> \uc774 \uc7a5\uce58\ub4e4\uc758 \uc6d0\ub9ac\uc5d0 \ub300\ud574 \uc774\ud574\ud558\ub294 \uac83\uc740 \uad11\ud559 \uc790\uccb4\uc758 \uacf5\ubd80\uc5d0\ub3c4 \uc911\uc694\ud558\uace0, \uc2e4\ud5d8\uc2e4\uc5d0\uc11c \uce21\uc815 \uc7a5\ube44\ub85c \uc0ac\uc6a9\ud560 \ub54c \uce21\uc815 \uacb0\uacfc\uc758 \ud2b9\uc131\uc744 \ubd84\uc11d\ud558\ub294\ub370\uc5d0\ub3c4 \ud06c\uac8c \ub3c4\uc6c0\uc774 \ub420 \uac83\uc774\ub2e4. \ub610\ud55c, \uc218\uc2dd \uc704\uc8fc\uc758 \uc554\uae30\uc131 \uacf5\ubd80\ub85c \uc804\uc790\uae30\ud559\uc744 \ubc14\ub77c\ubcf4\uace0 \uc788\uc5c8\ub2e4\uba74, \uad11\ud559\uc740 \uc218\uc2dd\ub3c4 \uc911\uc694\ud558\uc9c0\ub9cc \uadf8\ub9bc\uc744 \uadf8\ub824\uc11c \uc774\ud574\ud558\ub294 \ubd80\ubd84\ub3c4 \uc911\uc694\ud558\uae30 \ub54c\ubb38\uc5d0 \uc0c1\uc0c1\ub825\uc774 \ub6f0\uc5b4\ub098\uac70\ub098 \uadf8\ub9bc\uc744 \uc798 \uadf8\ub9ac\ub294 \uc0ac\ub78c\uc5d0\uac8c\ub294 \uc0c1\ub300\uc801\uc73c\ub85c \uc26c\uc6b8 \uc218\ub3c4 \uc788\ub2e4.<\/p>\n \uad11\ud559 \uc2e4\ud5d8\uc5d0\uc11c \uc0ac\uc6a9\ud558\ub294 \ube5b\uc740 \ub300\uccb4\ub85c \ub808\uc774\uc800 \ube5b\uc778\ub370, \ub808\uc774\uc800\uc758 \uc791\ub3d9 \uc6d0\ub9ac\uc5d0 \ub300\ud574\uc11c \uacf5\ubd80\ud558\ub294 \uac83\ub3c4 \uc911\uc694\ud55c \uc77c\uc774\ub2e4. \ub610, \uc774\ub7f0 \ube5b\uc744 \uac80\ucd9c\ud558\ub294 \uad11\uac80\ucd9c\uae30\uc640 \uce74\uba54\ub77cCCD\ub4f1\uc758 \uc6d0\ub9ac\uc5d0 \ub300\ud574\uc11c\ub3c4 \uacf5\ubd80\ub97c \ud574\uc57c \ud55c\ub2e4.<\/p>\n \uc911\uc694\ud558\uae30 \ub54c\ubb38\uc5d0 \uc5ec\ub7ec\ubc88 \ub9d0\ud558\ub294\ub370, \uad11\ud559\uc744 \uacf5\ubd80\ud558\ub2e4\ubcf4\uba74 \uc5ec\ub7ec\uac00\uc9c0 \uad11\ud559 \uc2e4\ud5d8\ub4e4\uc744 \ub9c8\uc8fc\uce58\uac8c \ub41c\ub2e4. \uad11\ud559 \uacf5\ubd80\uc5d0\ub294 \uadf8 \uc2e4\ud5d8\uc744 \uc774\ud574\ud558\ub294 \uac83\uc774 \ub9e4\uc6b0 \uc911\uc694\ud558\ub2e4. \uc2e4\ud5d8\uc758 \uc6d0\ub9ac, \uc2e4\ud5d8 \uacb0\uacfc\ub97c \uc5bb\ub294 \ubc29\ubc95, \uc2e4\ud5d8 \uacb0\uacfc\uc758 \ud574\uc11d, \uc5b4\ub290 \ud55c \ubd80\ubd84\ub3c4 \ube7c\ub193\uc9c0 \uc54a\uace0 \uad11\ud559\uc758 \uc6d0\ub9ac\uc640 \uc774\ub860\uc774 \uc228\uc5b4\uc788\uae30 \ub54c\ubb38\uc5d0, \uc2e4\ud5d8\uc744 \uacf5\ubd80\ud558\ub294 \uac83 \uc790\uccb4\uac00 \uad11\ud559\uc744 \uacf5\ubd80\ud558\ub294 \uac83\uc774\ub2e4.<\/p>\n \uc591\uc790\uad11\ud559\uc73c\ub85c \ub118\uc5b4\uac00\uac8c \ub418\uba74 \uc591\uc790\uc5ed\ud559\ub3c4 \uc798 \ud574\uc57c \ud55c\ub2e4. “\uad11\uc790 \ud558\ub098\ud558\ub098\uac00 \ud30c\ub3d9\ucc98\ub7fc \ud589\ub3d9\ud55c\ub2e4”\ub294 \ub9d0\uc758 \uc758\ubbf8\uac00 \ubb34\uc5c7\uc778\uc9c0 \uc798 \uc774\ud574\ud574\uc57c \ud55c\ub2e4. \ud30c\ub3d9\uad11\ud559\uc774\ub098 \ubb3c\ub9ac\uad11\ud559\uc758 \uc601\uc5ed\uae4c\uc9c0\ub294 \uac15\ud55c \ube5b\uc744 \uc0ac\uc6a9\ud55c \uc2e4\ud5d8\uc744 \uc8fc\ub85c \ub2e4\ub8e8\uae30 \ub54c\ubb38\uc5d0 \uad11\uc790\ub77c\ub294 \uac1c\ub150\uc774 \uae4a\uc774\uc788\uac8c \ub3c4\uc785\ub418\uc9c0 \uc54a\uace0, \ube5b\uc744 \uadf8\ub0e5 \ub9e4\uc9c8\uc744 \ud1b5\uacfc\ud558\ub294 \ud30c\ub3d9\uc73c\ub85c\ub9cc \uc0dd\uac01\ud574\ub3c4 \ub41c\ub2e4. \ud558\uc9c0\ub9cc \uc591\uc790\uad11\ud559\uc5d0\uc11c\ub294 \uad11\uc790 \ud558\ub098\ud558\ub098\ub97c \ub5bc\uc5b4\uc11c \uc0dd\uac01\ud558\uac8c \ub418\ubbc0\ub85c, \uad11\uc790 \uc790\uccb4\uc758 \uc785\uc790\uc131\uacfc \ud30c\ub3d9\uc131\uc774 \ub9e4\uc6b0 \uc911\uc694\ud574\uc9c0\uba70, \uc774 \uac1c\ub150\uc744 \uc5b4\ub5bb\uac8c \uc774\ud574\ud558\ub290\ub0d0\uac00 \uc911\uc694\ud55c \uace0\ube44\uac00 \ub420 \uac83\uc774\ub2e4.<\/p>\n \uc774\uc815\ub3c4\uae4c\uc9c0 \uacf5\ubd80\ub97c \ud558\uace0 \ub098\uba74, \uac01\uc790 \uc790\uc2e0\uc758 \uc5f0\uad6c \ubd84\uc57c\uc5d0 \ub530\ub77c \uacf5\ubd80\ud574\uc57c \ud558\ub294 \uad11\ud559 \ubd84\uc57c\uac00 \uc815\ud574\uc9c8 \uac83\uc774\ub2e4. \ubb3c\ub860 \uc694\uc998 \uc2dc\ub300\uc5d0\ub294 \ud478\ub9ac\uc5d0 \uad11\ud559, \ube44\uc120\ud615 \uad11\ud559, \ucd08\uace0\uc18d \uad11\ud559\uc744 \ub3d9\uc2dc\uc5d0 \uc801\uc6a9\ud558\ub294 \ubd84\uc57c(FROG \uce21\uc815, SPIDER \uce21\uc815 \ub4f1)\ub3c4 \uc788\uae30 \ub54c\ubb38\uc5d0 \uc790\uae30\uac00 \uc0dd\uac01\ud558\ub294 \uc5f0\uad6c \ubd84\uc57c\uac00 \uc544\ub2c8\ub77c \ud558\ub354\ub77c\ub3c4 \ub2e4\ub978 \ubd84\uc57c\uc758 \uc774\ub860\uc744 \uc5b4\ub290\uc815\ub3c4 \ub9db\ubcf4\uae30 \uc815\ub3c4\ub85c \uacf5\ubd80\ud574 \ub458 \ud544\uc694\ub294 \uc788\uc744 \uac83\uc774\ub2e4.<\/p>\n \uad11\ud559\uc774 \uc2e4\ud5d8\uac00\ub4e4\uc5d0\uac8c\ub9cc \uc911\uc694\ud55c \uac83 \uac19\uc9c0\ub9cc, \uc5ed\uc0ac\uc801\uc73c\ub85c\ub294 \uc591\uc790\uc5ed\ud559 \uc774\ub860\uc5d0\ub3c4 \uc601\ud5a5\uc744 \uc900 \ubd80\ubd84\uc774 \ub9ce\ub2e4. \ubcf8-\uc624\ud39c\ud558\uc774\uba38 \uadfc\uc0ac\ub77c\ub4e0\uac00, Optical theorem\uc774\ub77c\ub4e0\uac00 \ub4f1\ub4f1. \uc774\ub860\uc744 \uacf5\ubd80\ud558\ub2e4\uac00 \ub9c9\ud614\uc744 \ub54c, \uadf8 \uc544\uc774\ub514\uc5b4\ub97c \uc5bb\uc740 \uadfc\uc6d0\uc774 \uad11\ud559\uc778 \uacbd\uc6b0\ub3c4 \uc788\uc73c\ubbc0\ub85c, \ud559\ubd80 \uc218\uc900 \uad11\ud559 \uc815\ub3c4\ub294 \uacf5\ubd80\ud574 \ubcf4\ub294 \uac83\uc774 \uc88b\ub2e4 \ud558\uaca0\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":" \uc774\ubc88\uc5d0\ub294 \uad11\ud559\uc744 \uc5b4\ub5bb\uac8c \uacf5\ubd80\ud558\ub294\uac00\uc5d0 \ub300\ud55c \uae00\uc744 \uc368 \ubcf4\ub3c4\ub85d \ud55c\ub2e4. \uad11\ud559\uc740 \uac70\uc758 \ubaa8\ub4e0 \uc885\ub958\uc758 \uc2e4\ud5d8\uc5d0 \uc0ac\uc6a9\ub418\ub294\ub370, \ud06c\uac8c\ub294 \uc6b0\uc8fc\ub97c \uc5f0\uad6c\ud558\ub294 \ub9dd\uc6d0\uacbd\uc5d0\uc11c \ubd80\ud130 \uc2dc\uc791\ud574\uc11c, \uc791\uc740 \ubb3c\uc9c8\uc744 \uc5f0\uad6c\ud558\ub294 \ud604\ubbf8\uacbd\uc5d0 \uc774\ub974\uae30\uae4c\uc9c0 \uad6c\uc11d\uad6c\uc11d \uadf8 \uc601\ud5a5\uc744 \ubbf8\uce58\uace0 \uc788\ub2e4. \ub610\ud55c, \ub9ce\uc740 \uc0ac\ub78c\ub4e4\uc774 \uc0ac\uc6a9\ud558\ub294 \uc548\uacbd\ub3c4 \uad11\ud559\uae30\uae30\uc774\uace0, \uc2a4\ub9c8\ud2b8\ud3f0\uc5d0 \ub2ec\ub824\uc788\ub294 \uce74\uba54\ub77c\ub3c4 \uad11\ud559\uae30\uae30\uc774\ub2e4. \ucd5c\uadfc\uc5d0\ub294 \ube5b\uc744 \uc774\uc6a9\ud558\uc5ec \ubb3c\uc9c8\uc744 \ub2e4\ub8e8\ub294 \uc5f0\uad6c\ub3c4 \ud65c\ubc1c\ud788 \uc9c4\ud589\ub418\uace0 \uc788\uc5b4\uc11c \uc6d0\uc790\ub97c \ud2b9\uc218\ud55c \uc0c1\ud0dc\ub85c \ub9cc\ub4dc\ub294 \uc591\uc790\uad11\ud559 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[8,2],"tags":[],"class_list":["post-11229","post","type-post","status-publish","format-standard","hentry","category-8","category-academic"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p8o6gA-2V7","jetpack-related-posts":[],"jetpack_likes_enabled":true,"_links":{"self":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/posts\/11229","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=11229"}],"version-history":[{"count":3,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/posts\/11229\/revisions"}],"predecessor-version":[{"id":11232,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/posts\/11229\/revisions\/11232"}],"wp:attachment":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=11229"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=11229"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=11229"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}