{"id":4691,"date":"2020-06-05T23:01:24","date_gmt":"2020-06-05T14:01:24","guid":{"rendered":"http:\/\/gistnews.co.kr\/?p=4691"},"modified":"2020-06-06T21:27:50","modified_gmt":"2020-06-06T12:27:50","slug":"4691","status":"publish","type":"post","link":"https:\/\/gistnews.co.kr\/?p=4691","title":{"rendered":"\ubc29\uc0ac\uad11\uac00\uc18d\uae30, \ubbf8\uc9c0 \uc138\uacc4 \ubc1d\ud600\ub0b4\ub294 \ube5b \uacf5\uc7a5"},"content":{"rendered":"<p>5\uc6d4 8\uc77c \uacfc\ud559\uae30\uc220\uc815\ubcf4\ud1b5\uc2e0\ubd80(\uc774\ud558 \uacfc\uae30\ubd80)\uac00 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub97c \uad6c\ucd95\ud560 \ubd80\uc9c0\ub85c \ucda9\uccad\ubd81\ub3c4 \uccad\uc8fc\uc2dc\ub97c \uc120\uc815\ud588\ub2e4. \uc804\ub77c\ub0a8\ub3c4 \ub098\uc8fc\uc2dc\ub294 \uccad\uc8fc\uc640 \ud568\uaed8 \ucd5c\uc885\ud6c4\ubcf4\uc9c0\ub85c \uaf3d\ud614\uc73c\ub098 \uce58\uc5f4\ud55c \uc720\uce58 \uacbd\uc7c1 \ub05d\uc5d0 \ud0c8\ub77d\uc774\ub77c\ub294 \uacb0\uacfc\ub97c \ubc1b\uc544\ub4e4\uc5ec\uc57c \ud588\ub2e4. \uacfc\ud559\uae30\uc220\uacc4\ubfd0\ub9cc \uc544\ub2c8\ub77c \uc9c0\uc5ed\uc0ac\ud68c \ucd5c\ub300 \ud654\ub450\ub85c \ub5a0\uc624\ub978 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uc790.<\/p>\n<figure id=\"attachment_4692\" aria-describedby=\"caption-attachment-4692\" style=\"width: 1021px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/i0.wp.com\/gistnews.co.kr\/wordpress\/wp-content\/uploads\/2020\/06\/\ubc29\uc0ac\uad11\uac00\uc18d\uae301.png\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-4692\" src=\"https:\/\/i0.wp.com\/gistnews.co.kr\/wordpress\/wp-content\/uploads\/2020\/06\/\ubc29\uc0ac\uad11\uac00\uc18d\uae301.png?resize=696%2C446\" alt=\"\uc0bd\ud654 = \uae40\ud61c\uc778 \uae30\uc790\" width=\"696\" height=\"446\" srcset=\"https:\/\/i0.wp.com\/gistnews.co.kr\/wp-content\/uploads\/2020\/06\/\ubc29\uc0ac\uad11\uac00\uc18d\uae301.png?w=1021&amp;ssl=1 1021w, https:\/\/i0.wp.com\/gistnews.co.kr\/wp-content\/uploads\/2020\/06\/\ubc29\uc0ac\uad11\uac00\uc18d\uae301.png?resize=300%2C192&amp;ssl=1 300w, https:\/\/i0.wp.com\/gistnews.co.kr\/wp-content\/uploads\/2020\/06\/\ubc29\uc0ac\uad11\uac00\uc18d\uae301.png?resize=696%2C446&amp;ssl=1 696w, https:\/\/i0.wp.com\/gistnews.co.kr\/wp-content\/uploads\/2020\/06\/\ubc29\uc0ac\uad11\uac00\uc18d\uae301.png?resize=656%2C420&amp;ssl=1 656w\" sizes=\"(max-width: 696px) 100vw, 696px\" data-recalc-dims=\"1\" \/><\/a><figcaption id=\"caption-attachment-4692\" class=\"wp-caption-text\">\uc0bd\ud654 = \uae40\ud61c\uc778 \uae30\uc790<\/figcaption><\/figure>\n<p><strong>\u2018\ube5b \uacf5\uc7a5\u2019 \ubc29\uc0ac\uad11\uac00\uc18d\uae30<\/strong><br \/>\n\ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub294 \uc804\uc790\ub97c \uac00\uc18d\ud574 \ube5b(\ubc29\uc0ac\uad11)\uc744 \ub0b4\ub294 \uc7a5\uce58\ub2e4. \uc804\uc790\uac00 \uac00\uc18d\ub3c4 \uc6b4\ub3d9\uc744 \ud558\uba74 \uc811\uc120 \ubc29\ud5a5\uc73c\ub85c \uc804\uc790\uae30\ud30c\uac00 \uc0dd\uc131\ub418\ub294 \uc6d0\ub9ac\ub97c \uc774\uc6a9\ud55c \uac83\uc774\ub2e4.<\/p>\n<p>\ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub294 \uc804\uc790\ube54\uc758 \uc804\uc790\ub97c \uc804\uae30\uc7a5\uc744 \uc774\uc6a9\ud574 \uc804\uc790\ub97c \uac00\uc18d\ud558\uace0, \uc790\uae30\uc7a5\uc744 \uc774\uc6a9\ud574 \uc804\uc790\ub97c \uc5ec\ub7ec \ubc29\ud5a5\uc73c\ub85c \ud718\uc5b4 \ube5b\uc744 \ubc1c\uc0dd\uc2dc\ud0a8\ub2e4. \uc774 \ube5b\uc744 \ubc29\uc0ac\uad11\uc774\ub77c\uace0 \ud55c\ub2e4. \uc774\ub54c, \uc804\uc790\uac00 \uad11\uc18d\uc5d0 \uac00\uae5d\uac8c \uac00\uc18d\ub418\uba74 \uc804\uc790\uac00 \ubc29\uc0ac\uad11\uacfc \uac70\uc758 \uac19\uc740 \uc18d\ub825\uc73c\ub85c \uc6c0\uc9c1\uc778\ub2e4. \ub530\ub77c\uc11c \uc804\uc790\uac00 \uc790\uae30\uc7a5\uc744 \uc9c0\ub098\uba70 \ubc1c\uc0dd\ud55c \ube5b(\uad11\uc790)\uc740 \ub514\ud14d\ud130\uc5d0 \uac70\uc758 \ub3d9\uc2dc\uc5d0 \ub3c4\ucc29\ud558\ub294 \ud6a8\uacfc\ub97c \uc77c\uc73c\ud0a4\uba70, \uc774\ub7f0 \ud6a8\uacfc\ub294 \uac15\ub825\ud55c \ubc29\uc0ac\uad11\uc744 \ubc1c\uc0dd\uc2dc\ud0a8\ub2e4.<\/p>\n<p>\ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub294 \ub113\uac8c \ubcf4\uba74 \uc785\uc790\uac00\uc18d\uae30\uc758 \ud55c \uc885\ub958\uc9c0\ub9cc, \uc77c\ubc18\uc801\uc778 \uc785\uc790\uac00\uc18d\uae30\uc640\ub294 \uc0ac\uc6a9 \ubaa9\uc801\uc774 \ub2e4\ub974\ub2e4. \uc785\uc790\uac00\uc18d\uae30\ub294 \uac00\uc18d\ub41c \uc785\uc790\ub97c \ud45c\uc801\uc5d0 \ucda9\ub3cc\uc2dc\ucf1c \uc0c8\ub85c\uc6b4 \uc6d0\uc790\ud575\uc744 \ub9cc\ub4e4\uac70\ub098 \uae30\ubcf8 \uc0c1\ud638\uc791\uc6a9\uc744 \uc5f0\uad6c\ud558\ub294 \uc7a5\uce58\uc774\ub2e4. \uc989, \uc785\uc790\uac00\uc18d\uae30\ub294 \uac00\uc18d\ub41c \u2018\uc785\uc790\u2019\ub97c \ud65c\uc6a9\ud558\ub294 \uc7a5\uce58\uc778 \ubc18\uba74 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub294 \uac00\uc18d\uc6b4\ub3d9\uc744 \ud558\ub294 \uc785\uc790\uc5d0\uc11c \ubc1c\uc0dd\ud55c \u2018\ube5b\u2019\uc744 \ud65c\uc6a9\ud558\ub294 \uc7a5\uce58\ub2e4. \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub294 \uad11\uc6d0\uc758 \ud55c \uc885\ub958\ub77c \uc0dd\uac01\ud558\uba74 \ub41c\ub2e4.<\/p>\n<p><strong>\ubc29\uc0ac\uad11\uac00\uc18d\uae30\uc758 \ud0c4\uc0dd<\/strong><br \/>\n\ubc29\uc0ac\uad11\uac00\uc18d\uae30\uc758 \uc5ed\uc0ac\ub294 \uc785\uc790\uac00\uc18d\uae30\uc758 \uc5ed\uc0ac\uc640 \uada4\ub97c \uac19\uc774\ud55c\ub2e4. \ucd5c\ucd08\uc758 \uc785\uc790\uac00\uc18d\uae30\ub294 \uc591\uc131\uc790 \uac00\uc18d\uae30\ub85c, 1930\ub144\uc5d0 \ucf55\ud06c\ub85c\ud504\ud2b8(Cockcroft)\uc640 \uc6d4\ud2bc(Walton)\uc774 \uac1c\ubc1c\ud588\ub2e4. \uc774 \uc785\uc790\uac00\uc18d\uae30\ub294 \uc815\ub958\uae30\uc640 \ucf58\ub374\uc11c\ub85c \uad6c\uc131\ub41c \uc6d0\ud1b5\ud615 \uc804\uadf9\uc744 \uc5f0\uacb0\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uc81c\uc791\ub410\ub2e4. \uc774 \uc785\uc790\uac00\uc18d\uae30\ub294 \uad50\ub958\uc804\ub958\ub97c \uc815\ub958\uae30\uc640 \ucf58\ub374\uc11c\ub85c \uc9c1\ub958\ub85c \ubc14\uafbc \ub4a4, \uc774 \uc9c1\ub958\uc804\ub958\ub97c \uc99d\ud3ed\uc2dc\ud0a8\ub2e4. \uadf8\ub9ac\uace0 \uc99d\ud3ed\ub41c \uc9c1\ub958\uc804\ub958\ub85c \uac15\ub825\ud55c \uc804\uae30\uc7a5\uc744 \ub9cc\ub4e4\uc5b4 \uc591\uc131\uc790\ub97c \uac00\uc18d\ud55c\ub2e4. \uc774 \uc785\uc790\uac00\uc18d\uae30\ub97c \uc774\uc6a9\ud574 \ub9ac\ud2ac \uc6d0\uc790\ud575\uc5d0 \uc591\uc131\uc790\ub97c \ucda9\ub3cc\uc2dc\ucf1c \uc54c\ud30c\uc785\uc790 2\uac1c\ub97c \uc0dd\uc131\ud558\ub294 \ucd5c\ucd08\uc758 \uc778\uacf5\uc801\uc778 \ud575\ubc18\uc751\uc744 \uc77c\uc73c\ucf30\ub2e4.<\/p>\n<p>\uc774\ud6c4 \uc0ac\uc774\ud074\ub85c\ud2b8\ub860, \uc2f1\ud06c\ub85c\ud2b8\ub860 \ub4f1 \ub2e4\uc591\ud55c \ud615\ud0dc\uc758 \uc785\uc790\uac00\uc18d\uae30\uac00 \uac1c\ubc1c\ub418\uba70 \uc785\uc790\ubb3c\ub9ac\ud559\uc758 \uc5f0\uad6c\uc5d0 \ubc15\ucc28\ub97c \uac00\ud588\ub2e4. \uadf8\ub7ec\ub2e4 1947\ub144 \ubbf8\uad6d\uc758 \ud68c\uc0ac \uc81c\ub108\ub7f4 \uc77c\ub809\ud2b8\ub9ad(General Electric)\uc774 \uc81c\uc791\ud55c \uc804\uc790 \uc2f1\ud06c\ub85c\ud2b8\ub860\uc5d0\uc11c \uc774\ub860\uc801\uc73c\ub85c\ub9cc \uc608\uce21\ub410\ub358 \ubc29\uc0ac\uad11\uc774 \ucc98\uc74c\uc73c\ub85c \uad00\uce21\ub410\ub2e4. \ud558\uc9c0\ub9cc \ub2f9\uc2dc \ubc29\uc0ac\uad11\uc740 \uc624\ud788\ub824 \uc785\uc790\ubb3c\ub9ac\ud559 \uc5f0\uad6c\ub97c \ubc29\ud574\ud558\ub294 \uc694\uc18c\ub85c \uc778\uc2dd\ub410\ub2e4. \ubc29\uc0ac\uad11\uc758 \ubc1c\uc0dd\uc73c\ub85c \uac00\uc18d\ud558\ub294 \uc785\uc790 \uc790\uccb4\uc758 \uc5d0\ub108\uc9c0\ub294 \uac10\uc18c\ud558\uae30 \ub54c\ubb38\uc774\ub2e4.<\/p>\n<p>\uc774\ub7ec\ud55c \ubc29\uc0ac\uad11\uc774 \uc5f0\uad6c\uc5d0 \ud65c\uc6a9\ub418\uae30 \uc2dc\uc791\ud55c \uac83\uc740 1960\ub144\ub300\ubd80\ud130\ub2e4. \ubc29\uc0ac\uad11\uc5d0 \ud3ec\ud568\ub41c X\uc120\uc740 \uae30\uc874\uc758 X\uc120 \ud29c\ube0c \ubc29\uc2dd\uc73c\ub85c \ubc1c\uc0dd\uc2dc\ud0a8 X\uc120\uc758 \uc5ec\ub7ec \ub2e8\uc810\uc744 \uadf9\ubcf5\ud560 \uc218 \uc788\uc5c8\uae30 \ub54c\ubb38\uc774\ub2e4. \uc774\ub807\uac8c \uc804\uc790 \uc2f1\ud06c\ub85c\ud2b8\ub860\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \ubc29\uc0ac\uad11\uc744 \uae30\uc0dd\uc801\uc73c\ub85c \ud65c\uc6a9\ud558\ub294 \uac83\uc744 1\uc138\ub300 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub77c\uace0 \ud55c\ub2e4.<\/p>\n<p><strong>\ubc29\uc0ac\uad11\uac00\uc18d\uae30\uc758 \ubc1c\uc804: \ub354 \uac15\ub825\ud55c, \ub354 \uac00\uc9c0\ub7f0\ud55c \ube5b<\/strong><br \/>\n\ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub294 \uc785\uc790\uac00\uc18d\uae30\uc5d0\uc11c \uc720\ub798\ud55c \ud2b9\uc9d5 \ub54c\ubb38\uc5d0 \uc785\uc790\uac00\uc18d\uae30\uc640 \uc720\uc0ac\ud55c \uad6c\uc870(\uc120\ud615\uac00\uc18d\uae30, \uc800\uc7a5\ub9c1)\ub97c \uac00\uc9c4\ub2e4. \uc120\ud615\uac00\uc18d\uae30\ub294 \uc804\uc790\ub97c \uac15\ub825\ud55c \uc804\uae30\uc7a5\uc73c\ub85c \uac00\uc18d\ud558\ub294 \uc7a5\uce58\uc774\uace0, \uc800\uc7a5\ub9c1\uc740 \uac00\uc18d\ub41c \uc804\uc790\ub97c \uc790\uae30\uc7a5\uc73c\ub85c \ud68c\uc804\uc2dc\ucf1c \ubc29\uc0ac\uad11\uc744 \ubc1c\uc0dd\uc2dc\ud0a4\ub294 \uc7a5\uce58\uc774\ub2e4. \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub294 \ucd94\uac00\uc801\uc73c\ub85c \ubc29\uc0ac\uad11\uc73c\ub85c \uc2e4\ud5d8\uc744 \uc9c4\ud589\ud558\uae30 \uc704\ud55c \ube54\ub77c\uc778\uc774 \uc124\uce58\ub41c\ub2e4.<\/p>\n<p>1980\ub144\ub300\uc5d0 \ub4e4\uc5b4\uc11c\ub294 \ubd80\uc0b0\ubb3c\ub85c\uc11c\uc758 \ubc29\uc0ac\uad11\uc744 \ud65c\uc6a9\ud558\ub294 \uac83\uc744 \ub118\uc5b4\uc11c \uc544\uc608 \ubc29\uc0ac\uad11 \ubc1c\uc0dd\uc744 \uc704\ud55c \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub97c \uc9d3\uae30 \uc2dc\uc791\ud588\ub2e4. \uc774\ub97c 2\uc138\ub300 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub77c\uace0 \ud558\uace0, \ubc29\uc0ac\uad11 \uc911 \uc8fc\ub85c X\uc120\uc758 \ubc1c\uc0dd\uc5d0 \ucd08\uc810\uc744 \ub480\ub2e4. \ucd5c\ucd08\uc758 2\uc138\ub300 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub294 1980\ub144 \uc81c\uc791\ub41c \uc601\uad6d \ub370\uc5b4\uc988\ubca0\ub9ac \uc5f0\uad6c\uc18c(Daresbury Laboratory)\uc758 SRS(Synchrotron Radiation Source)\ub2e4. 2\uc138\ub300 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub294 \uc800\uc7a5\ub9c1\uc5d0\uc11c \ud728\uc790\uc11d(Bending magnet)\uc73c\ub85c \ubc29\uc0ac\uad11\uc744 \ubc1c\uc0dd\uc2dc\ucf30\uace0, \ubc1c\uc0b0\ub3c4(emittance)1) \ub294 \uc57d 100nm-rad\uc600\ub2e4.<\/p>\n<p>\uc774\ud6c4 1990\ub144\ub300\uc5d0 \ub4e4\uc5b4\uc11c \uc804\uc790\ube54 \uac00\uacf5 \uae30\uc220\uc758 \ubc1c\ub2ec\uacfc \ud568\uaed8 \ubc1c\uc0b0\ub3c4\ub97c \uc57d 10nm-rad\uae4c\uc9c0 \ub0ae\ucd98 3\uc138\ub300 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\uac00 \ud0c4\uc0dd\ud588\ub2e4. 3\uc138\ub300 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\uc5d0\ub294 \uc800\uc7a5\ub9c1\uc758 \ud728\uc790\uc11d \uc0ac\uc774\uc758 \uc9c1\uc120\uad6c\uac04\uc5d0 \uc0bd\uc785\uc7a5\uce58(Insertion device)\uac00 \uc124\uce58\ub41c\ub2e4. \uc0bd\uc785\uc7a5\uce58\uc758 \uc885\ub958\ub85c\ub294 \uc704\uae00\ub7ec\ub098 \uc5b8\ub4c8\ub808\uc774\ud130 \ub4f1\uc774 \uc788\ub294\ub370, \uc774\ub4e4\uc740 \uc8fc\uae30\uc801\uc778 \uc790\uc11d \ubc30\uc5f4\ub85c \uad6c\uc131\ub41c\ub2e4. \uc804\uc790\uac00 \uc0bd\uc785\uc7a5\uce58\ub97c \uc9c0\ub098\uba74 \uc774\ub9ac\uc800\ub9ac \ud718\uba74\uc11c \ubc29\uc0ac\uad11\uc744 \ubc29\ucd9c\ud558\ub294\ub370 \uadf8 \ube5b\uc774 \uc11c\ub85c \ubaa8\uc5ec \ud728\uc790\uc11d\ubcf4\ub2e4 \uac15\ub825\ud55c \ubc29\uc0ac\uad11\uc744 \ub9cc\ub4e4\uc5b4\ub0b8\ub2e4. \uc774\ub807\uac8c 3\uc138\ub300 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub294 \uc8fc\ub85c \uc0bd\uc785\uc7a5\uce58\uc5d0\uc11c \ubc29\uc0ac\uad11\uc744 \uc5bb\ub294\ub2e4.<\/p>\n<p>2000\ub144\ub300 \ub4e4\uc5b4\uc11c\ub294 \ub808\uc774\uc800\ucc98\ub7fc \uacb0\ub9de\ub294(coherent) \ubc29\uc0ac\uad11\uc744 \uc5bb\uae30 \uc704\ud574 4\uc138\ub300 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\uac00 \uac1c\ubc1c\ub410\ub2e4. \uacb0\ub9de\ub294 \ubc29\uc0ac\uad11\uc740 \uc804\uc790\uac00 \uc5b8\ub4c8\ub808\uc774\ud130 \ub0b4\uc5d0\uc11c \ub2e4\ub978 \uc804\uc790\uac00 \ub9cc\ub4e4\uc5b4\ub0b8 \ubc29\uc0ac\uad11\uc5d0 \uc758\ud574 \ub2e4\uc2dc \uac00\uc18d\uc744 \ubc1b\uc544 \uc99d\ud3ed\ub418\ub294 \uc6d0\ub9ac\ub97c \ud65c\uc6a9\ud574 \ub9cc\ub4e4\uc5b4\uc9c4\ub2e4. \uc774\ub807\uac8c \uc81c\uc791\ub41c 4\uc138\ub300 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub294 \uc6d0\ud615\uc758 1~3\uc138\ub300 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\uc640 \ub2ec\ub9ac \uc120\ud615\uc73c\ub85c\ub3c4 \uc81c\uc791 \uac00\ub2a5\ud558\ub2e4. 4\uc138\ub300 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\uc5d0\uc11c \ubc1c\uc0dd\ub418\ub294 \ubc29\uc0ac\uad11\uc740 3\uc138\ub300\uc758 1\uc5b5~10\uc5b5 \ubc30\uc5d0 \ub2ec\ud558\ub294 \ubc1d\uae30(\ud718\ub3c4)\ub97c \uac00\uc9c0\uba70, \ub808\uc774\uc800\uc640 \uac19\uc774 \uacb0\ub9de\ub294 \ube5b\uc774\ub2e4. \ud558\uc9c0\ub9cc 4\uc138\ub300 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub294 \uc804\uc790 \uc7ac\uc0ac\uc6a9\uc774 \ubd88\uac00\ub2a5\ud558\uba70, \uad11\uc6d0\uc744 \uac00\uc18d\uae30\ub2f9 1\uac1c\ubc16\uc5d0 \ubabb \ub9cc\ub4e0\ub2e4\ub294 \ub2e8\uc810\uc774 \uc788\ub2e4.<\/p>\n<p><strong>\ubc29\uc0ac\uad11\uac00\uc18d\uae30\uc758 \ubb34\uad81\ubb34\uc9c4\ud55c \ud65c\uc6a9<\/strong><br \/>\n\ubc29\uc0ac\uad11\uac00\uc18d\uae30\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \ube5b\uc740 \ud0dc\uc591\uad11\uc758 \uc218\ub9cc \ubc30\uc5d0\uc11c \uc218\uc5b5 \ubc30 \uc815\ub3c4\ub85c \ubc1d\ub2e4. \uadf8\ub9ac\uace0 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub294 \ubc29\uc0ac\uad11\uc758 \ud30c\uc7a5\uc744 \uc790\uc720\ub86d\uac8c \uc870\uc808\ud560 \uc218 \uc788\ub2e4. \uc774\ub7ec\ud55c \ud2b9\uc9d5 \ub54c\ubb38\uc5d0 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub294 \uc790\uc5f0\uacfc\ud559\u00b7\uacf5\ud559 \ub4f1 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \ud65c\uc6a9\ub41c\ub2e4.<\/p>\n<p>\uc0dd\uba85\uacfc\ud559\uc5d0\uc11c\ub294 \ubc29\uc0ac\uad11\uc744 \ub2e8\ubc31\uc9c8\uc774\ub098 \ubc14\uc774\ub7ec\uc2a4 \ub4f1\uc758 \uad6c\uc870\ub97c \uc54c\uc544\ub0b4\ub294 \ub370 \uc4f0\uc778\ub2e4. \ub2e8\ubc31\uc9c8 \uacb0\uc815\uc5d0 \ubc29\uc0ac\uad11\uc744 \uc8fc\uc0ac\ud558\uc5ec \ud68c\uc808 \ubb34\ub2ac\ub97c \uc5bb\uace0, \uadf8 \ubb34\ub2ac\ub85c 3\ucc28\uc6d0 \uad6c\uc870\ub97c \uc54c\uc544\ub0b4\ub294 \uac83\uc774\ub2e4. \uc774\ub97c \uc774\uc6a9\ud574 \uc2e0\uc885\ud50c\ub8e8 \uce58\ub8cc\uc81c \ud0c0\ubbf8\ud50c\ub8e8\ub97c \uac1c\ubc1c\ud558\uae30\ub3c4 \ud588\ub2e4. \uadf8\ub9ac\uace0 \ubc29\uc0ac\uad11\uc740 \u25b2\ubc18\ub3c4\uccb4\uc758 \uc804\uae30\uc801 \ud2b9\uc131\uc744 \ubd84\uc11d\ud558\uac70\ub098 \u25b2\uc9d1\uc801 \ud68c\ub85c \uc81c\uc791 \u25b2\uc81c\uc62c\ub77c\uc774\ud2b8, \uadf8\ub798\ud540 \ub4f1 \uc2e0\uc18c\uc7ac \uac1c\ubc1c\uc5d0\ub3c4 \uc801\uadf9\uc801\uc73c\ub85c \ud65c\uc6a9\ub41c\ub2e4.<\/p>\n<p>\uadf8\ub9ac\uace0 4\uc138\ub300 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\uc758 \uac1c\ubc1c\ub85c \ub354\uc6b1 \uc120\uba85\ud558\uace0 \uc815\ud655\ud55c \uc2e4\ud5d8 \uacb0\uacfc\ub97c \uc5bb\uac8c \ub418\uba70 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub294 \ud65c\uc6a9 \ubc94\uc704\uac00 \ub354\uc6b1 \ub113\uc5b4\uc84c\ub2e4. \uadf8 \uc608\ub85c \u25b2\uc544\uc8fc \uc9e7\uc740 \uc2dc\uac04 \ub3d9\uc548 \uc77c\uc5b4\ub098\ub294 \ud3a8\ud1a0\ucd08 \ub3d9\uc5ed\ud559 \uc5f0\uad6c \u25b2\ucd08\uace0\uc18d \ud654\ud559 \ubc18\uc751\uc758 \uc138\ubd80\uc801\uc778 \ubd84\uc11d \u25b2\uc0b4\uc544\uc788\ub294 \uc138\ud3ec \uad00\uce21 \ub4f1\uc774 \uc788\ub2e4. \uc774 \uc678\uc5d0\ub3c4 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub294 \ube5b\uc744 \uc774\uc6a9\ud55c \ub2e4\uc591\ud55c \uc5f0\uad6c\uc5d0 \ud3ed\ub113\uac8c \ud65c\uc6a9\ub418\uace0 \uc788\ub2e4.<\/p>\n<p><strong>\ud55c\uad6d\uc758 \ubc29\uc0ac\uad11\uac00\uc18d\uae30: \ud3ec\ud56d \uadf8\ub9ac\uace0 \uccad\uc8fc<\/strong><br \/>\n\ud55c\uad6d\uc5d0\uc11c\ub294 1988\ub144 POSTECH\uc5d0 \ud3ec\ud56d\uac00\uc18d\uae30\uc5f0\uad6c\uc18c\uac00 \ub4e4\uc5b4\uc11c\uba74\uc11c \uc774\uc640 \ud568\uaed8 \ubc29\uc0ac\uad11\uac00\uc18d\uae30 \uac74\uc124\uc774 \uc2dc\uc791\ub410\ub2e4. \uc774\ud6c4 1994\ub144 3\uc138\ub300 \ubc29\uc0ac\uad11\uac00\uc18d\uae30 PLS(Pohang Light Source)\uac00 \uc900\uacf5\ub418\uba70 \uccab \ubc29\uc0ac\uad11\uac00\uc18d\uae30\uac00 \ub4e4\uc5b4\uc130\ub2e4. PLS\ub294 2012\ub144 \uc131\ub2a5\uc744 \ud5a5\uc0c1\uc2dc\ucf1c PLS-II\ub85c \uc7ac\ub2e8\uc7a5\ud588\ub2e4. \uc774\ud6c4 2016\ub144 \ud55c\uad6d \ucd5c\ucd08\uc774\uc790 \uc138\uacc4 3\ubc88\uc9f8 4\uc138\ub300 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\uc778 PAL-XFEL(Pohang Accelerator Laboratory X-ray Free-electron Laser)\uac00 \uc6b4\uc601\uc744 \uc2dc\uc791\ud588\ub2e4.<\/p>\n<p>\uadf8 \ud6c4 \uc62c\ud574 5\uc6d4 8\uc77c \ub450 \ubc88\uc9f8 \ubc29\uc0ac\uad11\uac00\uc18d\uae30 \ub4e4\uc5b4\uc124 \ubd80\uc9c0\ub85c \uccad\uc8fc\uac00 \uc120\uc815\ub410\ub2e4. \uccad\uc8fc \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub294 4\uc138\ub300 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\uc9c0\ub9cc \uc120\ud615\uc778 PAL-XFEL\uacfc \ub2ec\ub9ac \uc6d0\ud615\uc774\ub2e4. \uccad\uc8fc \ubc29\uc0ac\uad11\uac00\uc18d\uae30 \uac74\uc124 \uc0ac\uc5c5\uc740 \uc608\ube44\ud0c0\ub2f9\uc131 \uc870\uc0ac\ub97c \uac70\uccd0 \ub2a6\uc5b4\ub3c4 2022\ub144\uc5d0\ub294 \ucc29\uc218\ub420 \uacc4\ud68d\uc774\ub2e4. 2028\ub144 \uccad\uc8fc \ubc29\uc0ac\uad11\uac00\uc18d\uae30\uc758 \uc6b4\uc601\uc774 \uc2dc\uc791\ub418\uba74 \ud3ec\ud56d \ubc29\uc0ac\uad11\uac00\uc18d\uae30\uc640\uc758 \ud611\ub825\uc774 \uac00\ub2a5\ud560 \uac83\uc73c\ub85c \uae30\ub300\ub41c\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>5\uc6d4 8\uc77c \uacfc\ud559\uae30\uc220\uc815\ubcf4\ud1b5\uc2e0\ubd80(\uc774\ud558 \uacfc\uae30\ubd80)\uac00 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub97c \uad6c\ucd95\ud560 \ubd80\uc9c0\ub85c \ucda9\uccad\ubd81\ub3c4 \uccad\uc8fc\uc2dc\ub97c \uc120\uc815\ud588\ub2e4. \uc804\ub77c\ub0a8\ub3c4 \ub098\uc8fc\uc2dc\ub294 \uccad\uc8fc\uc640 \ud568\uaed8 \ucd5c\uc885\ud6c4\ubcf4\uc9c0\ub85c \uaf3d\ud614\uc73c\ub098 \uce58\uc5f4\ud55c \uc720\uce58 \uacbd\uc7c1 \ub05d\uc5d0 \ud0c8\ub77d\uc774\ub77c\ub294 \uacb0\uacfc\ub97c \ubc1b\uc544\ub4e4\uc5ec\uc57c \ud588\ub2e4. \uacfc\ud559\uae30\uc220\uacc4\ubfd0\ub9cc \uc544\ub2c8\ub77c \uc9c0\uc5ed\uc0ac\ud68c \ucd5c\ub300 \ud654\ub450\ub85c \ub5a0\uc624\ub978 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uc790. \u2018\ube5b \uacf5\uc7a5\u2019 \ubc29\uc0ac\uad11\uac00\uc18d\uae30 \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub294 \uc804\uc790\ub97c \uac00\uc18d\ud574 \ube5b(\ubc29\uc0ac\uad11)\uc744 \ub0b4\ub294 \uc7a5\uce58\ub2e4. \uc804\uc790\uac00 \uac00\uc18d\ub3c4 \uc6b4\ub3d9\uc744 \ud558\uba74 \uc811\uc120 \ubc29\ud5a5\uc73c\ub85c \uc804\uc790\uae30\ud30c\uac00 \uc0dd\uc131\ub418\ub294 \uc6d0\ub9ac\ub97c \uc774\uc6a9\ud55c \uac83\uc774\ub2e4. \ubc29\uc0ac\uad11\uac00\uc18d\uae30\ub294 \uc804\uc790\ube54\uc758 [&hellip;]<\/p>\n","protected":false},"author":94,"featured_media":4692,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"advanced_seo_description":"","jetpack_seo_html_title":"","jetpack_seo_noindex":false,"jetpack_post_was_ever_published":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false}}},"categories":[81],"tags":[149],"coauthors":[274,276],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/gistnews.co.kr\/wp-content\/uploads\/2020\/06\/\ubc29\uc0ac\uad11\uac00\uc18d\uae301.png?fit=1021%2C654&ssl=1","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/sdL9j0-4691","jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/4691"}],"collection":[{"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=\/wp\/v2\/users\/94"}],"replies":[{"embeddable":true,"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4691"}],"version-history":[{"count":2,"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/4691\/revisions"}],"predecessor-version":[{"id":4694,"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/4691\/revisions\/4694"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=\/wp\/v2\/media\/4692"}],"wp:attachment":[{"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4691"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4691"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4691"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcoauthors&post=4691"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}