{"id":10716,"date":"2014-11-28T16:59:00","date_gmt":"2014-11-28T16:59:00","guid":{"rendered":"http:\/\/melotopia.net\/b\/?p=10716"},"modified":"2014-11-28T16:59:00","modified_gmt":"2014-11-28T16:59:00","slug":"%ed%8e%84%ec%8a%a4-%ec%95%95%ec%b6%95%ed%99%95%ec%9e%a5%ec%9d%84-%ec%9d%b4%ec%9a%a9%ed%95%9c-%ec%b4%88%ea%b0%95%eb%a0%a5-%eb%a0%88%ec%9d%b4%ec%a0%80-%ec%a6%9d%ed%8f%ad-%ea%b8%b0%ec%88%a0","status":"publish","type":"post","link":"http:\/\/melotopia.net\/b\/?p=10716","title":{"rendered":"\ud384\uc2a4 \uc555\ucd95\/\ud655\uc7a5\uc744 \uc774\uc6a9\ud55c \ucd08\uac15\ub825 \ub808\uc774\uc800 \uc99d\ud3ed \uae30\uc220"},"content":{"rendered":"<div class=\"desc\">\n<div class=\"tt_article_useless_p_margin\">\n<p>\n          \ud384\uc2a4\uc758 \ubc1d\uae30\ub97c \ud06c\uac8c \ud558\ub294 \uac83\uc740 \ud55c\uacc4\uac00 \uc788\ub2e4. \uc65c\ub0d0\ud558\uba74 \ub808\uc774\uc800 \ud384\uc2a4\uc758 \uc5d0\ub108\uc9c0\ub97c \ub298\ub9ac\uae30 \uc704\ud574\uc11c\ub294 \uc774\ub4dd\ub9e4\uc9c8(Gain medium)\uc774 \ud544\uc694\ud55c\ub370, \uc774\ub4dd\ub9e4\uc9c8\ub3c4 \ubb3c\uc9c8\uc774\ubbc0\ub85c \ub808\uc774\uc800\uc758 \uac15\ub825\ud55c \uc804\uae30\uc7a5\uc5d0 \uc758\ud574\uc11c \uc190\uc0c1\uc744 \uc785\uac8c \ub418\uae30 \ub54c\ubb38\uc774\ub2e4. Q\uc2a4\uc704\uce6d\uacfc \ubaa8\ub4dc\uc7a0\uae08\ubc95 \uc774\ud6c4\ub85c \ubcc4\ub2e4\ub978 \ubc1c\uc804\uc774 \uc5c6\ub358 \ub808\uc774\uc800 \ud384\uc2a4\uc758 \ucd5c\ub300 \ubc1d\uae30\ub294 CPA\uae30\uc220\uc774 \ub3c4\uc785\ub418\uba74\uc11c \ud601\uba85\uc801\uc778 \ubc1c\uc804\uc744 \uc774\ub8e8\uac8c \ub41c\ub2e4.<br \/>\n          \n<\/p>\n<p>\n\n<\/p>\n<p>\n          \uc77c\ub2e8 CPA &#8211; \uacf5\uc778\ud68c\uacc4\uc0ac \uc544\ub2c8\ub2e4 &#8211; \uac00 \ubb54\uc9c0 \uc54c\uae30 \uc704\ud574\uc11c, \ud384\uc2a4\uac00 \uc5b4\ub5bb\uac8c \ub9cc\ub4e4\uc5b4 \uc9c0\ub294\uc9c0 \uba3c\uc800 \uc0b4\ud3b4\ubd10\uc57c \ud55c\ub2e4.\n         <\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n<span class=\"imageblock\" style=\"display:inline-block;width:650px;;height:auto;max-width:100%\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" filemime=\"image\/png\" filename=\"0.png\" height=\"295\" onclick=\"open_img('original\/257FD739547893AA015B71')\" src=\"image\/257FD739547893AA015B71\" style=\"cursor: pointer;max-width:100%;height:auto\" width=\"650\"\/><br \/>\n<\/span>\n<\/p>\n<p>\n\n<\/p>\n<p>\n          \uc774\uac74 \ucf54\uc0ac\uc778 \ud568\uc218\ub97c \uba87\uac1c \ub354\ud574\ubcf8\uac74\ub370, \uc8fc\uae30\uac00 2pi\uc758 1\ubc30, 1\/2\ubc30, 1\/3\ubc30, &#8230; \uc778 \uac83\ub4e4\uc744 8\uac1c \ubaa8\uc544\uc11c \ub354\ud55c \ud568\uc218\uc774\ub2e4. \ub9cc\uc57d \uc774\ub7f0 \uac83\ub4e4\uc774 \ubb34\ud55c\ud788 \ub9ce\uc774 \ub354\ud574\uc9c0\uac8c \ub418\uba74 2pi\ub9c8\ub2e4 \ubfb0\uc871 \uc19f\uc544\uc788\ub294 \ud384\uc2a4\uac00 \ub098\ud0c0\ub098\uace0, \uadf8 \uc678\uc758 \ubd80\ubd84\uc5d0\uc11c\ub294 0\uc5d0 \uac00\uae4c\uc6b4 \ubaa8\uc591\uc774 \ub41c\ub2e4. \uc774\uac83\uc744 \ud384\uc2a4 \uc5f4(Pulse train)\uc774\ub77c\uace0 \ubd80\ub978\ub2e4. \uc774\ub7f0 \ubaa8\uc591\uc758 \ud384\uc2a4\ub97c \ub9cc\ub4dc\ub294 \uae30\uc220\uc744 \ubaa8\ub4dc \uc7a0\uae08(Mode-locking) \uae30\ubc95\uc774\ub77c\uace0 \ud558\ub294\ub370, \ubaa8\ub4dc \uc7a0\uae08 \uae30\ubc95\uc5d0 \ub300\ud574\uc11c\ub294 \ub2e4\ub978 \uae00\uc5d0\uc11c \ub2e4\ub8e8\ub3c4\ub85d \ud558\uaca0\ub2e4. \ud55c\ubc88\uc5d0 \ub2e4 \ub2e4\ub8e8\uae30\uc5d0\ub294 \ub108\ubb34 \uae38\ub2e4. (Q\uc2a4\uc704\uce6d \uae30\ubc95\ub3c4 \uc788\ub294\ub370 \ud384\uc2a4\ub97c \ub9cc\ub4e4\uae30\ub294 \ud558\uc9c0\ub9cc \uc774\uac83\uacfc \uc644\uc804\ud788 \ub2e4\ub978 \uae30\ubc95\uc774\ub2e4.) \uadf8\ub9ac\uace0 \uc704\uc758 \uc124\uba85\uc740 \ubaa8\ub4dc \uc7a0\uae08\uc774\ub098 \ud384\uc2a4 \uc0dd\uc131\uc5d0 \ub300\ud574\uc11c \uc804\ubd80 \ub2e4 \uc598\uae30\ud55c \uac83\uc774 \uc544\ub2c8\ub2e4. \uc5ec\uae30\uc11c \uc54c\uc544\uc57c \ud558\ub294 \uac83\uc740 \ud384\uc2a4\ub97c \ub9cc\ub4e4\uae30 \uc704\ud574\uc11c \uc5ec\ub7ec \uc8fc\ud30c\uc218\uc758 \ube5b\uc744 \uc798 \ub354\ud574\uc918\uc57c \ud55c\ub2e4\ub294 \uc0ac\uc2e4\uc774\ub2e4. \ud2b9\ud788, x=0\uc77c \ub54c \uac01\uac01\uc758 \ucf54\uc0ac\uc778 \ud568\uc218\uc5d0 \ub4e4\uc5b4\uac00\ub294 \uac12\uc774 \ubaa8\ub450 0\uc774\ub77c\ub294 \uc810\uc744 \uc8fc\uc758\uae4a\uac8c \ubd10 \ub450\uc790. \uc989, \ucf54\uc0ac\uc778 \ud568\uc218\ub4e4\uc758 \uc704\uc0c1\uc774 \ubaa8\ub450 0\uc73c\ub85c \ub9de\ucdb0\uc838 \uc788\ub2e4. \uc774\uac83\uc740 \ub9e4\uc6b0 \uc911\uc694\ud558\ub2e4. \uc774\uac83\uc774 \ubc14\ub85c \ubaa8\ub4dc \uc7a0\uae08 \uae30\ubc95\uc5d0\uc11c \ub098\uc624\ub294 \ud384\uc2a4\uc758 \ub300\ud45c\uc801\uc778 \ud2b9\uc9d5\uc774\ub2e4.<br \/>\n          \n<\/p>\n<p>\n\n<\/p>\n<p>\n          \uc544\ubb34\ud2bc\uac04\uc5d0, \uadf8\ub7f0\uc2dd\uc73c\ub85c \ud384\uc2a4\uc5f4\uc774 \ub9cc\ub4e4\uc5b4\uc9c4 \uacbd\uc6b0, \ud384\uc2a4 \ud558\ub098\ub97c \uace8\ub77c \ubcf4\uba74 \uc5bc\ucd94 \ub2e4\uc74c\uacfc \uac19\uc740 \ubaa8\uc591\uc774 \ub41c\ub2e4.\n         <\/p>\n<p>\n\n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n<span class=\"imageblock\" style=\"display:inline-block;width:650px;;height:auto;max-width:100%\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" filemime=\"image\/png\" filename=\"1.png\" height=\"295\" onclick=\"open_img('original\/265AF639547893AA2D06D7')\" src=\"image\/265AF639547893AA2D06D7\" style=\"cursor: pointer;max-width:100%;height:auto\" width=\"650\"\/><br \/>\n<\/span>\n<\/p>\n<\/p>\n<p>\n          \uc81c\uc77c \uccab \uadf8\ub9bc\uc5d0\uc11c\ub294 \uc804\uae30\uc7a5\uc744 \ub098\ud0c0\ub0c8\uc9c0\ub9cc, \uc5ec\uae30\uc11c\ub294 \uc804\uae30\uc7a5\uc758 \uc81c\uacf1\uc778 \ubc1d\uae30\ub97c \ud45c\ud604\ud574 \ubcf4\uc558\ub2e4. \uadf8\ub9ac\uace0 \uc0ac\uc2e4 &#8216;\ubc1d\uae30&#8217;\ub780 \ud3c9\uade0\uc801\uc778 \uac1c\ub150\uc774\uc5b4\uc11c, \uc2dc\uc2dc\uac01\uac01\uc73c\ub85c \ubcc0\ud558\ub294 \uc804\uae30\uc7a5\uc774\ub098 \uc804\uae30\uc7a5\uc758 \uc81c\uacf1 \uadf8 \uc790\uccb4\ub97c \ub098\ud0c0\ub0b4\uc9c0\ub294 \uc54a\ub294\ub2e4. \uc5ec\uae30\uc11c\ub294 \uc804\uae30\uc7a5\uc758 \ud3ec\ub77d\uc120(Envelope)\uc744 \ub098\ud0c0\ub0b8 \uac83\uc774\ub2e4. \uadf8\ub9ac\uace0 \uac00\uc7a5 \uc720\uba85\ud55c \ud384\uc2a4 \ubaa8\uc591\uc778 \uac00\uc6b0\uc2a4 \ud384\uc2a4\ub97c \ub098\ud0c0\ub0c8\ub2e4. \uac00\ub85c\ucd95\uc740 \uc2dc\uac04, \uc138\ub85c\ucd95\uc740 \uadf8 \uc2dc\uc810\uc5d0\uc11c\uc758 \ubc1d\uae30\ub97c \ub098\ud0c0\ub0b8\ub2e4\uace0 \uc0dd\uac01\ud558\uba74 \ub41c\ub2e4.<br \/>\n          \n<\/p>\n<p>\n\n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n<span class=\"imageblock\" style=\"display:inline-block;width:650px;;height:auto;max-width:100%\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" filemime=\"image\/png\" filename=\"2.png\" height=\"295\" onclick=\"open_img('original\/2673FB39547893AA1022C1')\" src=\"image\/2673FB39547893AA1022C1\" style=\"cursor: pointer;max-width:100%;height:auto\" width=\"650\"\/><br \/>\n<\/span>\n<\/p>\n<p>\n          \uc774 \uadf8\ub9bc\uc740 \uc5ec\ub7ec\uac1c\uc758 \ud384\uc2a4\ub97c \uac19\uc774 \ub098\ud0c0\ub0b8 \uac83\uc778\ub370, \ud384\uc2a4\uc758 \uae38\uc774\ub294 \uae38\uc5b4\uc9c0\uace0 \ud384\uc2a4\uc758 \ucd5c\ub300 \ubc1d\uae30\ub294 \uc57d\ud574\uc9c0\ub294 \uacbd\uc6b0\uc5d0 \ub300\ud574 \uba87\uac00\uc9c0\ub97c \uadf8\ub824 \ubcf4\uc558\ub2e4. \uc5ec\uae30\uc11c \uba87\uac00\uc9c0 \uc6a9\uc5b4\ub97c \uc54c\uc544\uc57c \ud558\ub294\ub370, \ud384\uc2a4 \uc5d0\ub108\uc9c0\ub294 \ud384\uc2a4 \ubc1d\uae30\ub97c \uc74c\uc758 \ubb34\ud55c\ub300\uc5d0\uc11c \uc591\uc758 \ubb34\ud55c\ub300\uae4c\uc9c0 \uc801\ubd84\ud55c \uac12\uc774\ub2e4. \ubc1d\uae30\uac00 \uc77c\ub960\uc774\ubbc0\ub85c \uc5ec\uae30\uc5d0 \uc2dc\uac04\uc744 \uacf1\ud574\uc11c \uc801\ubd84\ud558\uba74 \uc5d0\ub108\uc9c0\uac00 \ub418\ub294 \uac83\uc774 \ub2f9\uc5f0\ud558\ub2e4.\n         <\/p>\n<p>\n\n<\/p>\n<p>\n\n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n<span class=\"imageblock\" style=\"display:inline-block;width:650px;;height:auto;max-width:100%\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" filemime=\"image\/png\" filename=\"3.png\" height=\"295\" onclick=\"open_img('original\/257BAF39547893AB065BBC')\" src=\"image\/257BAF39547893AB065BBC\" style=\"cursor: pointer;max-width:100%;height:auto\" width=\"650\"\/><br \/>\n<\/span>\n<\/p>\n<p>\n          \uc790, \uadf8\ub7fc Chirp\uc774\ub780 \ubb34\uc5c7\uc77c\uae4c? \uc0ac\uc804\uc744 \ucc3e\uc544\ubcf4\uba74 \uc0c8\uac00 \uc9c0\uc800\uadc8 \ub54c \ub0ae\uc740\uc74c\uacfc \ub192\uc740\uc74c\uc744 \ubc14\uafd4\uac00\uba70 \ubd80\ub974\ub294 \uac83\uc744 \ub9d0\ud55c\ub2e4. \uad11\ud559\uc5d0\uc11c\ub294 \uc2dc\uac04\uc5d0 \ub530\ub77c \uc8fc\ud30c\uc218\uac00 \ubcc0\ud558\ub294 \uac83\uc744 \ub9d0\ud55c\ub2e4. \uc2dc\uac04\uc5d0 \ub530\ub77c \uc8fc\ud30c\uc218\uac00 \ubcc0\ud55c\ub2e4\ub294 \ub9d0\uc740, \uc2dc\uac04\uc5d0 \ub530\ub77c \ud30c\uc7a5\uc774 \ubcc0\ud55c\ub2e4\ub294 \ub73b\uc774\ub2e4. \uc27d\uac8c \ub9d0\ud574\uc11c, \uc2dc\uac04\uc5d0 \ub530\ub77c \uc0c9\uc774 \ubcc0\ud558\ub294 \ud384\uc2a4\ub97c \uc0dd\uac01\ud558\uba74 \ub41c\ub2e4. \ubb54\uc18c\ub9b0\uc9c0 \uc774\ud574\uac00 \uc548\uac00\uba74 \ub2e4\uc74c\uc758 \ub3d9\uc601\uc0c1\uc744 \ubcf4\uc790. \uc544\uc8fc \uac04\ub2e8\ud558\uac8c Chirped sound\ub97c \ub9cc\ub4dc\ub294 \ubc29\ubc95\uc774\ub2e4.<br \/>\n          \n<\/p>\n<p>\n\n<\/p>\n<p style=\"text-align: center;\">\n<iframe loading=\"lazy\" allowfullscreen=\"\" frameborder=\"0\" height=\"315\" src=\"\/\/www.youtube.com\/embed\/Djz_rtnXSfY\" width=\"420\"><br \/>\n<\/iframe>\n<\/p>\n<p style=\"text-align: center;\">\n\n<\/p>\n<p>\n\n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n<span class=\"imageblock\" style=\"display:inline-block;width:650px;;height:auto;max-width:100%\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" filemime=\"image\/png\" filename=\"5.png\" height=\"295\" onclick=\"open_img('original\/26574E39547893AB330236')\" src=\"image\/26574E39547893AB330236\" style=\"cursor: pointer;max-width:100%;height:auto\" width=\"650\"\/><br \/>\n<\/span>\n<\/p>\n<p>\n          Chirp\uc774 \uc5c6\ub294 \ud384\uc2a4\uc758 \uc804\uae30\uc7a5\uc744 \ub098\ud0c0\ub0b4\uba74 \uc774\uc640 \uac19\uc740 \ubaa8\uc591\uc73c\ub85c \ubcf4\uc77c \uac83\uc774\ub2e4. \uadf8\ub7ec\ub098 Chirp\uc744 \uac16\uace0 \uc788\ub294 \ud384\uc2a4\uc758 \uacbd\uc6b0\uc5d0\ub294 \ub2e4\uc74c\uacfc \uac19\uc774 \ubcf4\uc774\uac8c \ub41c\ub2e4.<br \/>\n          \n<\/p>\n<p>\n\n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n<span class=\"imageblock\" style=\"display:inline-block;width:650px;;height:auto;max-width:100%\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" filemime=\"image\/png\" filename=\"4.png\" height=\"295\" onclick=\"open_img('original\/24637B39547893AB259EA2')\" src=\"image\/24637B39547893AB259EA2\" style=\"cursor: pointer;max-width:100%;height:auto\" width=\"650\"\/><br \/>\n<\/span>\n<\/p>\n<p>\n          \ub300\uccb4 Chirp\uc774 \uc788\uace0 \uc5c6\uace0\uac00 \uc65c \uc911\uc694\ud55c\uac00?<br \/>\n          \n<\/p>\n<p>\n\n<\/p>\n<p>\n          Chirp\uc774 \uc5c6\ub294 \uacbd\uc6b0 \ud384\uc2a4\uc758 \uae38\uc774\uac00 \uac00\uc7a5 \uc9e7\uc73c\uba70, \ud384\uc2a4\uc758 \ubaa8\uc591\uc740 \uac00\uc6b0\uc2a4 \ud568\uc218\uc5d0 \uac00\uae5d\ub2e4. (\uc815\ud655\ud788\ub294 \ud558\uc774\ud37c\ubcfc\ub9ad \uc2dc\ucee8\ud2b8 \ud568\uc218\uc5d0 \uac00\uae5d\uc9c0\ub9cc, \uac00\uc6b0\uc2a4 \ud568\uc218\uc5d0\ub3c4 \uac00\uae4c\uc6b4 \ud3b8\uc774\ub2e4.)<br \/>\n          \n<\/p>\n<p>\n\n<\/p>\n<p>\n          \uadf8\ub7ec\ub098 Chirp\uc774 \uc0dd\uae30\uac8c \ub418\uba74 \ud30c\uc7a5\uc774 \uae34 \ube5b\uacfc \ud30c\uc7a5\uc774 \uc9e7\uc740 \ube5b \uc0ac\uc774\uc758 \uc704\uc0c1\uc774 \ucc28\uc774\uac00 \ub098\uac8c \ub418\uba74\uc11c \ud384\uc2a4\uc758 \uae38\uc774\uac00 \uae38\uc5b4\uc9c4\ub2e4. \uc774\uac8c \uc65c \uc774\ub807\uac8c \ub418\ub0d0\ud558\uba74, \uac00\uc7a5 \uc704\uc5d0 \uadf8\ub838\ub358 \ud384\uc2a4 \uadf8\ub9bc\uc744 \uadf8\ub9b4 \ub54c\uc5d0\ub294 \ud569\uccd0\uc8fc\ub294 \uac01\uac01\uc758 \ucf54\uc0ac\uc778 \ud568\uc218\uc758 \ud06c\uae30\uac00 \uac19\uc558\ub2e4. \uadf8\ub7ec\ub098 \uc2e4\uc81c\ub85c\ub294 \uc9c4\ub3d9\uc218(\ub610\ub294 \ud30c\uc7a5)\uc5d0 \ub530\ub77c \ucf54\uc0ac\uc778 \ud568\uc218\uc758 \ud06c\uae30\uac00 \uac19\uc744\ub9ac\uac00 \uc5c6\uc73c\uba70, \uc5b4\ub5a4 \ud30c\uc7a5\uc740 \ubc1d\uace0 \uc5b4\ub5a4 \ud30c\uc7a5\uc740 \uc5b4\ub450\uc6b8 \uac83\uc774\ub2e4. \uc774\uac83\uc744 &#8216;\uc2a4\ud399\ud2b8\ub7fc&#8217;\uc774\ub77c\uace0 \ubd80\ub978\ub2e4. \uc2a4\ud399\ud2b8\ub7fc\uc774 \uc8fc\uc5b4\uc838 \uc788\uc744 \ub54c, \ub9cc\uc57d \uac01 \ud30c\uc7a5\ub4e4 \uc0ac\uc774\uc758 \uc0c1\ub300\uc801\uc778 \uc704\uc0c1\ucc28\uc774\uac00 \ubaa8\ub450 0\uc774\ub77c\uba74 \uc774\uac83\uc744 Transform limited pulse, Chirp-free pulse, Unchirped pulse\ub77c\uace0 \ubd80\ub978\ub2e4. \uc6b0\ub9ac\ub9d0\ub85c \ubb50\ub77c\uace0 \ud558\ub294\uc9c0\ub294 \ubaa8\ub974\uaca0\ub2e4. \ubb34\uc5c7\uc774 \uc81c\ud55c(limited)\uc778\uac00 \ud558\uba74, \uc8fc\uc5b4\uc9c4 \uc2a4\ud399\ud2b8\ub7fc\uc5d0\uc11c \uc774\ubcf4\ub2e4 \ub354 \uc9e7\uc740 \ud384\uc2a4\ub97c \ub9cc\ub4e4 \uc218 \uc5c6\uae30 \ub54c\ubb38\uc774\ub2e4. \ub9cc\uc57d \ud30c\uc7a5\ub4e4 \uc0ac\uc774\uc758 \uc704\uc0c1\ucc28\uc774\uac00 \uc874\uc7ac\ud574\uc11c \uc2dc\uac04\uc5d0 \ub530\ub77c \ub3c4\ub2ec\ud558\ub294 \uc9c4\ub3d9\uc218\uac00 \ub2e4\ub974\ub2e4\uba74 \uc774\uac83\uc740 Chirped pulse\ub77c\uace0 \ubd80\ub978\ub2e4.\n         <\/p>\n<p>\n\n<\/p>\n<p>\n          \uc77c\ub2e8 \uadf8\ub7fc \uadf8\ub0e5 \ud384\uc2a4\uc5d0\uc11c Chirped pulse\ub97c \uc5b4\ub5bb\uac8c \ub9cc\ub4dc\ub294\uc9c0 \uc0dd\uac01\ud574 \ubcf4\uc790. \ube5b\uc744 \uc0c9\uc5d0 \ub530\ub77c\uc11c \ub098\ub204\ub294 \ubc29\ubc95\uc740 \uc5ec\ub7ec\uac00\uc9c0\uac00 \uc788\ub294\ub370, \uac00\uc7a5 \uc811\ud558\uae30 \uc26c\uc6b4 \ud504\ub9ac\uc998\uc744 \uc774\uc6a9\ud574 \ubcf4\uc790.\n         <\/p>\n<p>\n\n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n<span class=\"imageblock\" style=\"display:inline-block;width:453px;;height:auto;max-width:100%\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" filemime=\"image\/jpeg\" filename=\"prism.jpg\" height=\"570\" src=\"image\/2242BF3654789CF403AF5A\" style=\"max-width:100%;height:auto\" width=\"453\"\/><br \/>\n<\/span>\n<\/p>\n<p>\n          \ud504\ub9ac\uc998\uc744 \uc774\uc6a9\ud574\uc11c \ube5b\uc744 \ubd84\ub9ac\uc2dc\ucf30\ub2e4\uac00 \ub2e4\uc2dc \ubaa8\uc73c\ub294 \ubaa8\uc2b5\uc774\ub2e4. \uc608\uc804\uc5d0 \uace0\ub4f1\ud559\uad50 \uad50\uacfc\uc11c\uc5d0\uc11c \ubd24\ub358 \uac83 \uac19\uc740\ub370, \uc0ac\uc2e4 \uc704\uc640 \uac19\uc740 \uc2dd\uc73c\ub85c \ud558\uba74 \uc81c\ub300\ub85c \uc548\ub420 \ubfd0\ub9cc \uc544\ub2c8\ub77c \uc77c\ub2e8 \uc704\uc758 \uadf8\ub9bc\uc740<br \/>\n          <u><br \/>\n<b><br \/>\n<span style=\"color: rgb(255, 0, 0);\"><br \/>\n             \ud2c0\ub838\ub2e4<br \/>\n            <\/span><br \/>\n<\/b><br \/>\n<\/u><br \/>\n          . \uc798 \uc0dd\uac01\ud574 \ubcf4\uba74, \uc544\ub798\ucabd \uadf8\ub9bc\uc774 \uc131\ub9bd\ud558\uae30 \uc704\ud574\uc11c\ub294, \uc67c\ucabd \ud504\ub9ac\uc998\uc5d0\uc11c \uaebe\uc774\ub294 \uac01\ub3c4\uc640 \uc624\ub978\ucabd \uadf8\ub9bc\uc5d0\uc11c \uaebe\uc774\ub294 \uac01\ub3c4\uac00 \ub2ec\ub77c\uc57c \ud558\ub294\ub370, \ub450 \ud504\ub9ac\uc998\uc744 \uc800\ub807\uac8c \ud3c9\ud589\ud558\uac8c \uc815\ub82c\ud574 \ub450\uc5c8\uc744 \ub54c \uc800\ub807\uac8c \uaebe\uc77c\ub9ac\uac00 \uc5c6\ub2e4.<br \/>\n          \n<\/p>\n<p>\n\n<\/p>\n<p>\n\n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n<span class=\"imageblock\" style=\"display:inline-block;width:486px;;height:auto;max-width:100%\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" filemime=\"image\/jpeg\" filename=\"colhapprism.jpg\" height=\"220\" src=\"image\/226C2F3F54789EA8294883\" style=\"max-width:100%;height:auto\" width=\"486\"\/><br \/>\n<\/span>\n<\/p>\n<p>\n<a class=\"tx-link\" href=\"http:\/\/cont2.edunet4u.net\/~khy547\/help\/help6.html\" target=\"_blank\"><br \/>\n           http:\/\/cont2.edunet4u.net\/~khy547\/help\/help6.html<br \/>\n          <\/a><br \/>\n\n<\/p>\n<p>\n\n<\/p>\n<p>\n          \uc774\ub807\uac8c \ub418\ub294\uac8c \uc81c\ub300\ub85c \ub41c \uadf8\ub9bc\uc774\ub2e4. \ud504\ub9ac\uc9982\ub97c \uc9c0\ub09c \ub2e4\uc74c\uc5d0 \ube5b\uc740 \ud3c9\ud589\uad11\uc774 \ub418\uc9c0\ub9cc \ubc31\uc0c9\uad11\uc774 \ub418\uc9c0\ub294 \uc54a\ub294\ub2e4. \uc704\uce58\uc5d0 \ub530\ub77c \ud30c\uc7a5\uc774 \ub2e4\ub974\ub2e4\ub294 \uac78 \ubd10\ub450\uc790. \ubc31\uc0c9\uad11\uc744 \ubd84\ub9ac\uc2dc\ucf30\ub2e4\uac00 \ub2e4\uc2dc \ud569\uce58\uae30 \uc704\ud574\uc11c\ub294 \ud504\ub9ac\uc998\uc774 2\uac1c\uac00 \uc544\ub2c8\ub77c 4\uac1c \ud544\uc694\ud558\ub2e4\ub294 \uc810\uc744 \uc54c\uc544\ub450\uc790. \ubb34\ub824 \uc774\uac83\uc740 \uc0c1\uc2dd\uc774\ub2e4! \uad11\ud559 \uc2dc\uac04\uc5d0 \uc120\uc0dd\ub2d8\uc774 \uc798\ubabb \uc598\uae30\ud558\uba74 \uc544\ub294\ucc99\ub3c4 \ud560 \uc218 \uc788\ub2e4.\n         <\/p>\n<p>\n\n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n<span class=\"imageblock\" style=\"display:inline-block;width:534px;;height:auto;max-width:100%\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" filemime=\"image\/jpeg\" filename=\"four-prism compressor with actual pulse.jpg\" height=\"304\" src=\"image\/2764813E5478A0D8354CDA\" style=\"max-width:100%;height:auto\" width=\"534\"\/><br \/>\n<\/span>\n<\/p>\n<p>\n<a class=\"tx-link\" href=\"http:\/\/frog.gatech.edu\/pulse-compression.html\" target=\"_blank\"><br \/>\n           http:\/\/frog.gatech.edu\/pulse-compression.html<br \/>\n          <\/a>\n<\/p>\n<p>\n\n<\/p>\n<p>\n          \uc2e4\uc81c\ub85c\ub294 \uc704\uc640 \uac19\uc774 \ud574\uc57c \uc0c9\uc774 \uc81c\ub300\ub85c \ubd84\ub9ac\ub418\uc5c8\ub2e4\uac00 \ud569\uccd0\uc9c4\ub2e4.<br \/>\n          \n<\/p>\n<p>\n\n<\/p>\n<p>\n          \uc704\uc758 \uadf8\ub9bc\uc5d0\uc11c\ub294 Chirp\uc774 \uc788\ub294 \ube5b\uc774 \ub4e4\uc5b4\uac00\uc11c \ubc31\uc0c9\uad11\uc774 \ub098\uc654\uc9c0\ub9cc, \ubc18\ub300\ub85c \uc9d1\uc5b4\ub123\uc73c\uba74 \ub2f9\uc5f0\ud788 \ubc31\uc0c9\uad11\uc774 \ub4e4\uc5b4\uac00\uc11c Chirp\uc774 \uc788\ub294 \ube5b\uc774 \ub098\uc624\uac8c \ub41c\ub2e4. \uadf8\ub7fc \uc5b4\uc9f8\uc11c Chirp\uc774 \uc0dd\uae30\ub294 \uac83\uc77c\uae4c? \uc544\uae4c\ub3c4 \uc598\uae30\ud588\uc9c0\ub9cc, Chirp\uc740 \ud30c\uc7a5\uc5d0 \ub530\ub77c \ub2e4\ub978 \uc2dc\uac04\uc5d0 \ub2ec\ub9ac\uac8c \ub420 \ub54c \uc0dd\uae30\uac8c \ub41c\ub2e4. \uc704\uc758 \uadf8\ub9bc\uc744 \ubcf4\uba74, \ubc31\uc0c9\uad11\uc774 \ub4e4\uc5b4\uac08 \uacbd\uc6b0 \uacf5\uae30\uc911\uc5d0\uc11c \ube68\uac04\uc0c9\uc774 \uc9c4\ud589\ud558\ub294 \uacbd\ub85c\uac00 \ubcf4\ub77c\uc0c9\uc774 \uc9c4\ud589\ud558\ub294 \uacbd\ub85c\uc5d0 \ube44\ud574\uc11c \uc9e7\ub2e4\ub294 \uac83\uc744 \uc54c \uc218 \uc788\ub2e4. \ub610\ud55c, \ud504\ub9ac\uc998 \uc548\uc5d0\uc11c \ube68\uac04\uc0c9\uc774 \uc9c4\ud589\ud558\ub294 \uacbd\ub85c\ub294 \ubcf4\ub77c\uc0c9\uc774 \uc9c4\ud589\ud558\ub294 \uacbd\ub85c\uc5d0 \ube44\ud574 \uae38\ub2e4\ub294 \uac83\ub3c4 \uc54c \uc218 \uc788\ub2e4.<br \/>\n          \n<\/p>\n<p>\n\n<\/p>\n<p>\n          \uc544\ubb34\ud2bc, \uc704\uc640 \uac19\uc740 \uae30\ubc95\uc744 \ud1b5\ud574\uc11c \ud384\uc2a4\uc758 Chirp\uc744 \uc870\uc808\ud574\uc11c \ud384\uc2a4\uc758 \uae38\uc774\ub97c \ub298\uc774\uac70\ub098 \uc904\uc77c \uc218 \uc788\ub294\ub370, \ud384\uc2a4\uc758 \uae38\uc774\ub97c \ub298\uc774\ub294 \uc7a5\uce58\ub97c \ud655\uc7a5\uae30(Stretcher)\ub77c\uace0 \ubd80\ub974\uace0 \uc904\uc774\ub294 \uc7a5\uce58\ub97c \uc555\ucd95\uae30(Compressor)\ub77c\uace0 \ubd80\ub978\ub2e4. Chirp\uc744 \uc870\uc808\ud558\uc9c0 \uc54a\uace0 \ud384\uc2a4 \uae38\uc774\ub97c \ub298\uc774\uac70\ub098 \uc904\uc774\ub294 \uac83\uc740 \uc27d\uc9c0 \uc54a\uc740 \uc77c\uc774\ub2e4.<br \/>\n          \n<\/p>\n<p>\n\n<\/p>\n<p>\n          \uc774\uc81c \ud384\uc2a4\ub97c \uc99d\ud3ed\ud558\uae30 \uc704\ud55c \uc900\ube44\uac00 \ub41c \uac83\uc774\ub2e4. \uc81c\uc77c \ucc98\uc74c\uc5d0 \uc37c\ub4ef\uc774, \ud384\uc2a4\uc758 \ubc1d\uae30\ub97c \ubc1c\u0081?\ud558\ub294\ub370 \uac00\uc7a5 \uace4\ub780\ud588\ub358 \uc810\uc740 \ud384\uc2a4\uac00 \ub108\ubb34 \uac15\ub825\ud574 \uc9c0\uba74 \uc774\ub4dd\ub9e4\uc9c8\uc744 \ube44\ub86f\ud55c \ub808\uc774\uc800\ub97c \uc774\ub8e8\ub294 \uad11\ud559\uc7a5\uce58\ub4e4\uc5d0 \uc190\uc0c1\uc744 \uc8fc\uae30 \ub54c\ubb38\uc774\ub2e4. \ud558\uc9c0\ub9cc \ud384\uc2a4\ub97c \uae38\uac8c \ub298\uc774\uba74 \uc5b4\ub5bb\uac8c \ub420\uae4c? \ud384\uc2a4 \uc804\uccb4\uc758 \uc5d0\ub108\uc9c0\uac00 \uadf8\ub300\ub85c\uc778 \uc0c1\ud0dc\uc5d0\uc11c \ud384\uc2a4\uc758 \uae38\uc774\ub97c \uae38\uac8c \ub298\uc774\uba74 \ud384\uc2a4\uc758 \ucd5c\ub300 \ubc1d\uae30\ub294 \uc5b4\ub450\uc6cc\uc9c4\ub2e4. \ub530\ub77c\uc11c \uad11\ud559\uacc4\uc5d0 \uc190\uc0c1\uc744 \uc904 \uac00\ub2a5\uc131\uc774 \ud655\uc2e4\ud788 \ub0ae\uc544\uc9c4\ub2e4. \uadf8\ub7ec\ubbc0\ub85c \uc774\ub807\uac8c \uc555\ucd95\ub418\uc5b4 \uc788\ub294 \uc0c1\ud0dc\uc5d0\uc11c \ub808\uc774\uc800\ub97c \uc99d\ud3ed\ud55c \ud6c4 \ub2e4\uc2dc \uc555\ucd95\ud558\uac8c \ub418\uba74 \ud384\uc2a4 \uc804\uccb4\uc758 \uc5d0\ub108\uc9c0\uac00 \uadf8\ub300\ub85c\uc778 \uc0c1\ud0dc\uc5d0\uc11c \uc5d0\ub108\uc9c0\uac00 \ud655 \uc62c\ub77c\uac08 \uc218 \uc788\uac8c \ub41c\ub2e4.\n         <\/p>\n<p>\n\n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n<span class=\"imageblock\" style=\"display:inline-block;width:650px;;height:auto;max-width:100%\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" filemime=\"image\/png\" filename=\"aaaaaaaaadfefef.png\" height=\"295\" onclick=\"open_img('original\/272EB3475478A93E0C81E4')\" src=\"image\/272EB3475478A93E0C81E4\" style=\"cursor: pointer;max-width:100%;height:auto\" width=\"650\"\/><br \/>\n<\/span>\n<\/p>\n<p>\n          \uc704 \uadf8\ub9bc\uc744 \ucc38\uace0\ud55c\ub2e4\uba74, \uc77c\ub2e8 \ube68\uac04\uc0c9\uc758 \uc528\uc557 \ud384\uc2a4\ub97c \uac16\uace0\uc11c \ub179\uc0c9 \ud384\uc2a4\ub85c \ubc14\uafbc\ub2e4(\ud655\uc7a5\uae30). \uadf8 \ub2e4\uc74c \uc774\uac83\uc744 \ud30c\ub780\uc0c9 \ud384\uc2a4\ub85c \ub9cc\ub4e0\ub2e4(\uc99d\ud3ed\uae30). \uadf8\ub9ac\uace0 \ub098\uc11c \ud45c\uc801\uc5d0 \uc3d8\uae30 \uc9c1\uc804\uc5d0 \ubcf4\ub77c\uc0c9 \ud384\uc2a4\ub85c \ubc14\uafbc\ub2e4(\uc555\ucd95\uae30). \uc2e4\uc81c\ub85c\ub294 \uc704\uc5d0 \uadf8\ub9b0 \uadf8\ub9bc\ubcf4\ub2e4 \ud6e8\uc52c \ub354 \uadf9\ub2e8\uc801\uc73c\ub85c \ud655\uc7a5, \uc99d\ud3ed, \uc555\ucd95\uc774 \uc77c\uc5b4\ub098\uba70 \uc774 \uacfc\uc815\uc744 \ud1b5\ud574\uc11c \uadf9\ud55c \uc601\uc5ed\uc758 \uc5d0\ub108\uc9c0\ub97c \uac00\uc9c0\ub294 \ub808\uc774\uc800 \ud384\uc2a4\ub97c \ub9cc\ub4e4 \uc218 \uc788\ub2e4.<br \/>\n          \n<\/p>\n<p>\n\n<\/p>\n<p>\n          \ud3a8\ud1a0\ucd08 \uc218\uc900\uc758 \ud384\uc2a4 \uc528\uc557\uc744 \uc99d\ud3ed\uae30\uc5d0 \ub123\uae30 \uc804\uc5d0 \ud655\uc7a5\uae30\uc5d0 \ub123\uc5b4\uc11c 1000\ubc30\uc5d0\uc11c 100000\ubc30\uae4c\uc9c0 \uae34 \ud384\uc2a4\ub85c \ubc14\uafbc \ud6c4, \uad11\ud559\uacc4\uac00 \uc5bb\uc744 \uc218 \uc788\ub294 \ucd5c\ub300 \ud5c8\uc6a9 \ubc1d\uae30\uae4c\uc9c0 \uadf9\ud55c\uc73c\ub85c \uc99d\ud3ed\ud55c\ub2e4. \ud558\uc9c0\ub9cc \uc544\uc9c1 \uc555\ucd95\ub418\uc9c0 \uc54a\uc558\uc73c\ubbc0\ub85c \uc774\uac83\uc740 \ud384\uc2a4\uac00 \ub0bc \uc218 \uc788\ub294 \ucd5c\ub300 \ubc1d\uae30\uac00 \uc544\ub2c8\ub2e4. \uc774\uc81c \uc0ac\uc6a9\ud558\uae30 \uc9c1\uc804\uc5d0 \uc555\ucd95\uae30\uc5d0 \ub123\uc5b4\uc11c \ud384\uc2a4\ub97c \uc555\ucd95\ud558\uac8c \ub418\uba74 \uae30\uc874\uc5d0 \ubaa8\ub4dc \uc7a0\uae08 \uae30\ubc95\uc73c\ub85c \ub0bc \uc218 \uc788\uc5c8\ub358 \uba54\uac00\uc640\ud2b8\uae09 \ub808\uc774\uc800\ub97c \ub6f0\uc5b4 \ub118\ub294 \ud14c\ub77c\uc640\ud2b8\uae09 \ub808\uc774\uc800\ub97c \ub9cc\ub4e4 \uc218 \uc788\uac8c \ub41c\ub2e4.<br \/>\n          \n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n<span class=\"imageblock\" style=\"display:inline-block;width:650px;;height:auto;max-width:100%\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" filemime=\"image\/jpeg\" filename=\"History_of_laser_intensity.jpg\" height=\"451\" onclick=\"open_img('original\/254B4F345478A81319D83F')\" src=\"image\/254B4F345478A81319D83F\" style=\"cursor: pointer;max-width:100%;height:auto\" width=\"650\"\/><br \/>\n<\/span>\n<\/p>\n<p><a class=\"tx-link\" href=\"http:\/\/www.newworldencyclopedia.org\/entry\/laser\" target=\"_blank\"><br \/>\n          http:\/\/www.newworldencyclopedia.org\/entry\/laser<br \/>\n         <\/a><br \/>\n<\/p>\n<p>\n\n<\/p>\n<p>\n          \ubaa8\ub4dc \uc7a0\uae08 \uae30\ubc95\uc774 \uac1c\ubc1c\ub41c \uc774\ud6c4 \uac70\uc758 30\ub144\uac04 \uc815\uccb4\ub418\uc5b4 \uc788\ub358 \ub808\uc774\uc800 \ubc1d\uae30\uac00 CPA\uae30\uc220\uc774 \uc801\uc6a9\ub418\ub294 \uc21c\uac04 \ud655 \uaebe\uc774\uba74\uc11c \uc62c\ub77c\uac14\ub2e4\ub294 \uc810\uc5d0 \uc8fc\ubaa9\ud558\uc790.\n         <\/p>\n<p>\n\n<\/p>\n<p>\n          \uc5ec\ub2f4\uc774\uc9c0\ub9cc, \uc9c0\uae08 \uad11\uc8fc(\uc804\ub77c\ub3c4\uc5d0 \uc788\ub294)\uc5d0\uc11c\ub294 4PW\uae09 \ub808\uc774\uc800 \uae30\uc220\uc744 \uac1c\ubc1c\ud558\uace0 \uc788\uc73c\uba70, \uc9c0\uae08\ub3c4 1.5PW\uae09 \ub808\uc774\uc800\ub294 \uc4f8 \uc218 \uc788\ub2e4. \uc774\uc815\ub3c4\uba74 \uc138\uacc4\uc5d0\uc11c \uc190\uaf3d\ud788\ub294 \uc815\ub3c4\uc758 \ucd08\uac15\ub825 \ub808\uc774\uc800\ub77c\uace0 \ud560 \uc218 \uc788\ub2e4. \uadf8 \uc2dc\uc124\uc5d0\uc11c 100TW\uc5d0\uc11c 1PW\ub97c \uad6c\ucd95\ud558\ub294 \uae30\uac04\uc5d0 \uc77c\ud588\ub358 \uacf3\uc774\ub2e4\ubcf4\ub2c8 \uc5b4\uae68\ub108\uba38\ub85c \uc8fc\uc6cc\ub4e4\uc740 \uc9c0\uc2dd\uc744 \uc815\ub9ac\ud574 \ubcf4\uc558\ub2e4.<br \/>\n          \n<\/p>\n<p>\n\n<\/p>\n<p>\n          \uc774\uc5d0 \ub300\ud574\uc11c \ub354 \uc790\uc138\ud788 \uc54c\uace0 \uc2f6\uc740 \uc0ac\ub78c\uc740 \uc77c\ub2e8 \uc544\ub798\uc758 \uae00\uc744 \uc77d\uc5b4\ubcf4\uace0 \ub313\uae00\ub85c \ud1a0\ub860\uc744 \ud558\uba74 \uc88b\uaca0\ub2e4.<br \/>\n          \n<\/p>\n<p>\n\n<\/p>\n<p>\n          &#8211; \ud604\uc7ac\ub294 IBS\uc758 \ucd08\uac15\ub825 \ub808\uc774\uc800\uacfc\ud559 \uc5f0\uad6c\ub2e8\uc5d0 \uc788\ub294 \uadf9\ucd08\ub2e8 \uad11\uc591\uc790\ube54 \uc2dc\uc124\uc758 \uc18c\uac1c\uc640 \ud384\uc2a4 \uc99d\ud3ed \uae30\uc220\uc5d0 \uad00\ud55c \uc88b\uc740 \uae00\uc774 \uc788\uc73c\ub2c8 \ucc38\uace0\ud558\uae30 \ubc14\ub780\ub2e4.<br \/>\n          \n<\/p>\n<p>\n<a class=\"tx-link\" href=\"http:\/\/www.kps.or.kr\/storage\/webzine_uploadfiles\/795_article.pdf\" target=\"_blank\"><\/p>\n<p><a href=\"http:\/\/www.kps.or.kr\/storage\/webzine_uploadfiles\/795_article.pdf\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">795_article.pdf\uc5d0 \uc561\uc138\uc2a4\ud558\ub824\uba74 \ud074\ub9ad\ud558\uc138\uc694.<\/a><\/p>\n<p>          <\/a>\n<\/p>\n<p>\n\n<\/p>\n<p>\n          &#8211; \ub9ad \ud2b8\ub808\ube44\ub178 \uad50\uc218\uc758 \ucd08\uace0\uc18d \uad11\ud559 \uac15\uc758 \ub178\ud2b8\ub97c \ucc38\uace0\ud558\ub294 \uac83\ub3c4 \uc88b\ub2e4.<br \/>\n          \n<\/p>\n<p>\n<a class=\"tx-link\" href=\"http:\/\/frog.gatech.edu\/\" target=\"_blank\"><br \/>\n           http:\/\/frog.gatech.edu\/<br \/>\n          <\/a>\n<\/p>\n<p>\n\n<\/p>\n<p>\n          &#8211; \uc774\uac78\ub85c \ubb58 \ud560 \uc218 \uc788\ub294\uc9c0\ub294 IBS\uc758 \uc5f0\uad6c\ub2e8 \uc18c\uac1c\ub97c \ucc38\uace0\ud574 \ubcf4\uc790.\n         <\/p>\n<p>\n<a class=\"tx-link\" href=\"http:\/\/www.ibs.re.kr\/kor\/sub03_03_05.do?gubunCode=corels_kr\" target=\"_blank\"><br \/>\n           http:\/\/www.ibs.re.kr\/kor\/sub03_03_05.do?gubunCode=corels_kr<br \/>\n          <\/a><br \/>\n\n<\/p>\n<div class=\"daum_like_wrapper\">\n<iframe allowtransparency=\"true\" class=\"daum_like_button\" frameborder=\"0\" id=\"daum_like_button_3559\" scrolling=\"no\" src=\"http:\/\/snowall.tistory.com\/like\/?uid=4360_3559&#038;sc=404%2CblogId_4360&#038;url=http%3A%2F%2Fsnowall.tistory.com%2F3559&#038;published=1417193956\" style=\"width:100%;height:44px;margin:10px auto\"><br \/>\n<\/iframe>\n<\/div>\n<div style=\"width:100%;margin-top:30px;clear:both;height:30px\">\n<div style=\"width:31px;float:left;\">\n<a href=\"\/toolbar\/popup\/abuseReport\/?entryId=3559\" onclick=\"window.open(this.href, 'tistoryThisBlogPopup', 'width=550, height=510, toolbar=no, menubar=no, status=no, scrollbars=no'); return false;\"><br \/>\n<img data-recalc-dims=\"1\" decoding=\"async\" alt=\"\uc2e0\uace0\" src=\"https:\/\/i0.wp.com\/t1.daumcdn.net\/tistory_admin\/static\/ico\/ico_spam_report.png\" style=\"border:0\"\/><br \/>\n<\/a>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\ud384\uc2a4\uc758 \ubc1d\uae30\ub97c \ud06c\uac8c \ud558\ub294 \uac83\uc740 \ud55c\uacc4\uac00 \uc788\ub2e4. \uc65c\ub0d0\ud558\uba74 \ub808\uc774\uc800 \ud384\uc2a4\uc758 \uc5d0\ub108\uc9c0\ub97c \ub298\ub9ac\uae30 \uc704\ud574\uc11c\ub294 \uc774\ub4dd\ub9e4\uc9c8(Gain medium)\uc774 \ud544\uc694\ud55c\ub370, \uc774\ub4dd\ub9e4\uc9c8\ub3c4 \ubb3c\uc9c8\uc774\ubbc0\ub85c \ub808\uc774\uc800\uc758 \uac15\ub825\ud55c \uc804\uae30\uc7a5\uc5d0 \uc758\ud574\uc11c \uc190\uc0c1\uc744 \uc785\uac8c \ub418\uae30 \ub54c\ubb38\uc774\ub2e4. Q\uc2a4\uc704\uce6d\uacfc \ubaa8\ub4dc\uc7a0\uae08\ubc95 \uc774\ud6c4\ub85c \ubcc4\ub2e4\ub978 \ubc1c\uc804\uc774 \uc5c6\ub358 \ub808\uc774\uc800 \ud384\uc2a4\uc758 \ucd5c\ub300 \ubc1d\uae30\ub294 CPA\uae30\uc220\uc774 \ub3c4\uc785\ub418\uba74\uc11c \ud601\uba85\uc801\uc778 \ubc1c\uc804\uc744 \uc774\ub8e8\uac8c \ub41c\ub2e4. \uc77c\ub2e8 CPA &#8211; \uacf5\uc778\ud68c\uacc4\uc0ac \uc544\ub2c8\ub2e4 &#8211; \uac00 \ubb54\uc9c0 \uc54c\uae30 \uc704\ud574\uc11c, \ud384\uc2a4\uac00 \uc5b4\ub5bb\uac8c \ub9cc\ub4e4\uc5b4 [&hellip;]<\/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":[2],"tags":[],"class_list":["post-10716","post","type-post","status-publish","format-standard","hentry","category-academic"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p8o6gA-2MQ","jetpack-related-posts":[],"jetpack_likes_enabled":true,"_links":{"self":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/posts\/10716","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=10716"}],"version-history":[{"count":0,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/posts\/10716\/revisions"}],"wp:attachment":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10716"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10716"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10716"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}