{"id":169,"date":"2024-07-25T05:28:17","date_gmt":"2024-07-25T05:28:17","guid":{"rendered":"https:\/\/cenum.korea.ac.kr\/?page_id=169"},"modified":"2024-07-25T05:28:17","modified_gmt":"2024-07-25T05:28:17","slug":"%ec%a0%9c3%ec%84%b8%eb%b6%80-%ea%b3%bc%ec%a0%9c-%ed%9d%ac%ea%b7%80%eb%8f%99%ec%9c%84%ec%9b%90%ec%86%8c%eb%b9%94%ec%9d%84-%ec%9d%b4%ec%9a%a9%ed%95%9c-%ed%95%b5%eb%ac%bc%eb%a6%ac-%ec%97%b0%ea%b5%ac","status":"publish","type":"page","link":"https:\/\/cenum.korea.ac.kr\/?page_id=169","title":{"rendered":"\uc81c3\uc138\ubd80 \uacfc\uc81c: \ud76c\uadc0\ub3d9\uc704\uc6d0\uc18c\ube54\uc744 \uc774\uc6a9\ud55c \ud575\ubb3c\ub9ac \uc5f0\uad6c"},"content":{"rendered":"\n<p>\uc6b0\uc8fc\uc5d0\uc11c \uac00\uc7a5 \uadf9\ud55c\uc758 \uad00\uce21\ub300\uc0c1\uc744 \uaf3d\ub294\ub2e4\uba74 \ucd08\uc2e0\uc131\uacfc \uc911\uc131\uc790\ubcc4\uc744 \ub4e4 \uc218 \uc788\ub2e4. \ucd08\uc2e0\uc131\uc740 \ub0b4\ubd80 \ubc18\uc751\uc774 \uc808\uc815\uc5d0 \uc774\ub97c \ub54c, \ucd5c\uace0 1\uc870 \ub3c4\uc758 \ucd08\uace0\uc628\uc5d0 \uc774\ub974\uace0, \uc911\uc131\uc790\ubcc4\uc758 \ud3c9\uade0 \ubc00\ub3c4\ub294 \ud575 \ud3c9\uade0\ubc00\ub3c4(~2.7\u261310^14 g\/cm3)\uc758 \ub450 \ubc30\uc5d0 \uc774\ub974\ub294\ub370, \uc774\uc640 \uac19\uc740 \uc0c1\ud0dc\ub294 \uc9c0\uad6c\uc0c1\uc5d0\uc11c \uc790\uc5f0\uc801\uc73c\ub85c \uc5bb\uc744 \uc218 \uc5c6\ub2e4. \ucd08\uc2e0\uc131\uc740 \ubb34\uac70\uc6b4 \uc6d0\uc18c\uc758 \uc8fc\uc694 \ud0c4\uc0dd\uc9c0\ub85c \uc54c\ub824\uc838 \uc788\ub294\ub370, \ucd08\uc2e0\uc131 \ub0b4\ubd80\uc5d0\uc11c \uc77c\uc5b4\ub098\ub294 \ubcf5\uc7a1\ud558\uace0 \ub2e4\uc591\ud55c \ud575\ubc18\uc751\uc73c\ub85c\ubd80\ud130 \ucca0\ubcf4\ub2e4 \ubb34\uac70\uc6b4 \ud575\uc885\uc774 \ub9cc\ub4e4\uc5b4\uc9c4\ub2e4. \ud575\ubc18\uc751\uc740 \ud575\uc758 \uc5d0\ub108\uc9c0 \uc900\uc704 \ubd84\ud3ec \ub4f1\uacfc \ubc00\uc811\ud558\ubbc0\ub85c \ud575\uc758 \uad6c\uc870\uc640 \uc11c\ub85c \ub5bc\uc5b4\ub193\uc744 \uc218 \uc5c6\ub294 \uad00\uacc4\uc774\ub2e4. \ud575\ucc9c\uccb4\ubb3c\ub9ac\uc640 \ud575\ubb3c\ub9ac\uc758 \uc0c1\uad00\uad00\uacc4\ub97c \uaddc\uba85\ud558\ub824\uba74 \ud76c\uadc0\ub3d9\uc704\uc6d0\uc18c \ube54\uc744 \uc774\uc6a9\ud558\uc5ec \uc2e0\uc131, X-\uc120 \ubc84\uc2a4\ud130, \ucd08\uc2e0\uc131 \ub4f1\uc5d0\uc11c \ubb34\uac70\uc6b4 \ud575\uc885\uc774 \ub9cc\ub4e4\uc5b4\uc9c0\ub294 \uc8fc\uc694 \ubc18\uc751\ub960\uc744 \uce21\uc815\ud558\uace0 \uc911\uc131\uc790\ubcc4 \ub0b4\ubd80\uc5d0 \uc874\uc7ac\ud560 \uac83\uc73c\ub85c \uc9d0\uc791\ub418\ub294 \ud2b9\uc774\ud55c \ud575\ubb3c\uc9c8\uc758 \ud2b9\uc131\uc744 \uc54c\uc544\ub0b4\uc57c \ud55c\ub2e4.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/cenum.korea.ac.kr\/wp-content\/uploads\/2024\/07\/neutronstar-1024x576.jpg\" alt=\"\" class=\"wp-image-170\" srcset=\"https:\/\/cenum.korea.ac.kr\/wp-content\/uploads\/2024\/07\/neutronstar-1024x576.jpg 1024w, https:\/\/cenum.korea.ac.kr\/wp-content\/uploads\/2024\/07\/neutronstar-300x169.jpg 300w, https:\/\/cenum.korea.ac.kr\/wp-content\/uploads\/2024\/07\/neutronstar-768x432.jpg 768w, https:\/\/cenum.korea.ac.kr\/wp-content\/uploads\/2024\/07\/neutronstar-1536x864.jpg 1536w, https:\/\/cenum.korea.ac.kr\/wp-content\/uploads\/2024\/07\/neutronstar.jpg 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\uc800\uc5d0\ub108\uc9c0 \ud575\ubb3c\ub9ac\ud559\uc740 \ud575\uc774 \uc5b4\ub5bb\uac8c \uc0dd\uacbc\ub294\uc9c0, \ud575\uacfc \ud575\uc774 \ub290\ub9b0 \uc18d\ub825\uc73c\ub85c \uc11c\ub85c \ucda9\ub3cc\ud558\uba74 \uc5b4\ub5a4 \uc77c\uc774 \uc77c\uc5b4\ub098\ub294\uc9c0 \uc5f0\uad6c\ud55c\ub2e4. \uc774\ub7ec\ud55c \uc5f0\uad6c\ub97c \ud575\uad6c\uc870\uc640 \ud575\ubc18\uc751 \uc5f0\uad6c\ub77c\uace0 \ubd80\ub978\ub2e4. \uadf8\ub9ac\uace0 \ud575\ucc9c\uccb4\ubb3c\ub9ac\ud559\uc740 \uc800\uc5d0\ub108\uc9c0 \ud575\ubb3c\ub9ac\ud559\uc5d0\uc11c \uc5bb\uc740 \uacb0\uacfc\ub97c \uc751\uc6a9\ud574\uc11c \ubcc4\uc5d0\uc11c \uc77c\uc5b4\ub098\ub294 \ud575\ubc18\uc751\uacfc \ud2b9\uc815 \ud575\uc758 \uad6c\uc870 \ub4f1\uc774 \uc5b4\ub5bb\uac8c \uad00\ub828\ub418\uc5b4 \uc788\ub294\uc9c0 \uc5f0\uad6c\ud558\ub294 \ud559\ubb38\uc774\ub2e4. \ucd5c\uadfc \ucca8\ub2e8 \uac00\uc18d\uae30\ub4e4\uc774 \uc774\uc804\uc5d0\ub294 \uc0dd\uc131 \ubd88\uac00\ub2a5\ud588\ub358 \ud76c\uadc0\ub3d9\uc704\uc6d0\uc18c\ub4e4\uc744 \uc778\uacf5\uc801\uc73c\ub85c \uc0dd\uc131\ud558\uba70, \ud575\ucc9c\uccb4\ubb3c\ub9ac\ud559\uc758 \uc0c8\ub85c\uc6b4 \uc804\uc131\uc2dc\ub300\uac00 \uc5f4\ub838\ub2e4.<\/p>\n\n\n\n<p>\uc6d0\uc790\ud575\uc740 \uc591\uc131\uc790\uc640 \uc911\uc131\uc790\uac00 \ub9e4\uc6b0 \uc791\uc740 \uacf5\uac04\uc5d0 \uac15\ud558\uace0 \uc870\ubc00\ud558\uac8c \uacb0\ud569\ud558\uace0 \uc788\ub294 \uc0c1\ud0dc\ub2e4. \ud575\uad6c\uc870 \ubb3c\ub9ac\ud559\uc740 \uc774 \uc6d0\uc790\ud575\uc758 \ubc14\ub2e5 \uc0c1\ud0dc\ub97c \uba3c\uc800 \uc774\ud574\ud55c \ub2e4\uc74c, \uc678\ubd80\uc5d0\uc11c \uc5d0\ub108\uc9c0\ub97c \ubc1b\uc544 \ub4e4\ub728\ub294 \uacfc\uc815\uacfc \ub4e4\ub730 \ub54c \ub098\ud0c0\ub098\ub294 \uc5ec\ub7ec \uac00\uc9c0 \uacf5\uba85 \ud604\uc0c1\uc744 \ub2e4\ub8ec\ub2e4. \ud575\uad6c\uc870 \ubb3c\ub9ac\ud559\uc744 \uc880 \ub354 \uc27d\uac8c \uc774\ud574\ud558\uae30 \uc704\ud574 \uac00\uc7a5 \uac04\ub2e8\ud55c \uc218\uc18c \uc6d0\uc790\ub97c \uc608\ub85c \ub4e4\uc5b4\ubcf4\uc790. (\uc8fc\uc758: \uc218\uc18c\uc6d0\uc790\uc640 \uc6d0\uc790\ud575\uc740 \ubcf8\uc9c8\uc801\uc73c\ub85c \ub2e4\ub974\ub2e4. \uadf8 \uc774\uc720\ub294 \uc7a0\uc2dc \ub4a4\uc5d0 \uc124\uba85\ud558\uaca0\ub2e4.) \uc591\uc790\uc5ed\ud559\uc5d0\uc11c\ub3c4 \ubc30\uc6b0\uc9c0\ub9cc \uc218\uc18c \uc6d0\uc790\uc758 \uc6b4\ub3d9\uc5d0\ub108\uc9c0\uc640 \ucfe8\ub871\uc5d0\ub108\uc9c0\ub85c \uc774\ub8e8\uc5b4\uc9c4 \ud574\ubc00\ud1a0\ub2c8\uc548\uc744 \uc774\uc6a9\ud558\uc5ec \uc288\ub8b0\ub529\uac70 \ubc29\uc815\uc2dd\uc744 \ud480\uba74 \uc790\uae30 \uc591\uc790\uc218 , \ubd80\uc591\uc790\uc218 , \uc8fc\uc591\uc790\uc218 \uc744 \uc5bb\uace0 \uc218\uc18c \uc6d0\uc790\uc758 \uc5d0\ub108\uc9c0 \uc900\uc704\ub97c \uc54c \uc218 \uc788\ub2e4. \uac8c\ub2e4\uac00 \uc218\uc18c \uc6d0\uc790 \ube5b\ub760 \uc5ed\uc0ac \uc911 \ub09c\uc81c\uc600\ub358 \ube44\uc815\uc0c1 \uc81c\ub9cc \ud6a8\uacfc(anomalous Zeeman effect)\uac00 \uc2a4\ud540\uc774\ub77c \ubd80\ub974\ub294 \ubb3c\uc9c8\uc744 \uae30\uc220\ud558\ub294 \ub370 \ud544\uc694\ud55c \uc0c8\ub85c\uc6b4 \uc591\uc790\uc218\ub97c \ud0c4\uc0dd\uc2dc\ucf30\ub2e4. \uc5ec\uae30\uc5d0 \ubc30\ud0c0\uc6d0\ub9ac\uac00 \ub354\ud574\uc9c0\uba74 \uc218\uc18c\uc6d0\uc790\ub294 \uaecd\uc9c8 \uad6c\uc870\ub97c \uac00\uc9c0\uac8c \ub418\uace0 \uc6b0\ub9ac\uac00 \ubcf4\ub294 \ubb3c\uc9c8\uacc4\uc758 \uae30\ubcf8 \uc6d0\uc18c\ub97c \ud615\uc131\ud55c\ub2e4.&nbsp;<\/p>\n\n\n\n<p>\uc218\uc18c \uc6d0\uc790\ub294 \uc591\uc131\uc790 \ud558\ub098\uc640 \uc804\uc790 \ud558\ub098\uac00 \uc815\uc804\uae30\ub825\uc73c\ub85c \ubb36\uc5ec\uc788\ub294 \uac00\uc7a5 \ub2e8\uc21c\ud55c \ubb3c\ub9ac\uacc4\uc774\ub2e4. \uadf8\ub7f0\ub370 \uc218\uc18c \uc6d0\uc790 \uc548\uc5d0 \ub2ec\ub791 \ud558\ub098 \ub4e4\uc5b4\uc788\ub294 \uc591\uc131\uc790\uc640\ub294 \ub2ec\ub9ac, \uc591\uc131\uc790\uc640 \uc911\uc131\uc790\uac00 \ubaa8\uc5ec \uc788\ub294 \uc6d0\uc790\ud575 \uc548\uc758 \ud575\uc790(\uc591\uc131\uc790\uc640 \uc911\uc131\uc790\uc758 \ud1b5\uce6d)\ub294 \uc8fc\ubcc0\uc758 \ub2e4\ub978 \ud575\uc790\uc640 \uc11c\ub85c \uc0c1\ud638\uc791\uc6a9\ud558\uba70 \uc2a4\uc2a4\ub85c \ubb36\uc5ec\uc788\ub294 \uc0c1\ud0dc(self-bound state)\ub97c \uc774\ub8e8\ubbc0\ub85c \uc218\uc18c \uc6d0\uc790\ub97c \ub2e4\ub8f0 \ub54c \uc0ac\uc6a9\ud588\ub358 \ubc29\ubc95\uc744 \uadf8\ub300\ub85c \uc6d0\uc790\ud575\uc744 \uc124\uba85\ud558\ub294 \ub370 \uc4f8 \uc218\ub294 \uc5c6\ub2e4. \ub354\uc6b1\uc774 \ud575\uc790\ub294 \uac15\ud55c \ud575\ub825\uc73c\ub85c \uc6d0\uc790\ud575 \uc548\uc5d0 \ubb36\uc5ec\uc788\uc73c\ubbc0\ub85c \uc218\uc18c \uc6d0\uc790\ucc98\ub7fc \ub2e8\uc21c\ud55c \uc815\uc804\uae30\ub825\ub9cc\uc73c\ub85c\ub294 \uc124\uba85\ud560 \uc218 \uc5c6\uace0, \ud6e8\uc52c \ub354 \ubcf5\uc7a1\ud558\uace0 \ub2e4\uc591\ud55c \ud56d\uc774 \uc694\uad6c\ub418\ub294 \ud575\ub825\uc744 \ud544\uc694\ub85c \ud55c\ub2e4. \uc989 \uc6d0\uc790\ud575\uc744 \uae30\uc220\ud558\uace0 \uc774\ud574\ud558\ub294 \uac83\uc740 \uc218\uc18c \uc6d0\uc790\ub97c \ub2e4\ub8e8\ub294 \uac83\ubcf4\ub2e4 \ud6e8\uc52c \ub354 \uc5b4\ub824\uc6b4 \ubb38\uc81c\uc774\ub2e4.&nbsp;<\/p>\n\n\n\n<p>\ud604\uc7ac \uad6d\ub0b4\uc5d0 \ud76c\uadc0\ub3d9\uc704\uc6d0\uc18c \uac00\uc18d\uae30\uc778 RAON\uc774 \uac74\uc124 \uc911\uc774\ubbc0\ub85c \uc2e4\ud5d8\ud575\ubb3c\ub9ac\ud559\uc790\ub4e4\uc740 \uac70\uae30\uc5d0 \ubc1c\ub9de\ucdb0 \ud575\uad6c\uc870, \ud575\ubc18\uc751, \ud575\ucc9c\uccb4\ubb3c\ub9ac\ub97c \uc5b4\ub5bb\uac8c \uc5f0\uad6c\ud560 \uac83\uc778\uc9c0 \uc900\ube44\ud558\uace0 \uc788\ub2e4. \ud2b9\ud788 \ud575\ucc9c\uccb4\ubb3c\ub9ac\ud559\uc5d0\uc11c\ub294 \ud76c\uadc0\ub3d9\uc704\uc6d0\uc18c \ube54(\ub610\ub294 \ubc29\uc0ac\uc131 \ub3d9\uc704\uc6d0\uc18c \ube54)\uc744 \uc774\uc6a9\ud574 \uc6b0\uc8fc\uc5d0\uc11c \ubb34\uac70\uc6b4 \ud575\uc885\uc774 \ub9cc\ub4e4\uc5b4\uc9c0\ub294 \ubc18\uc751\uacfc\uc815\uc744 \ucc3e\uc544\ub0b4\uace0, \uc2e4\ud5d8\uc2e4 \ub0b4\uc5d0\uc11c \uc911\uc131\uc790\ubcc4 \ub0b4\ubd80\uc5d0 \uc874\uc7ac\ud560 \uac83\uc73c\ub85c \uc9d0\uc791\ub418\ub294 \ud2b9\uc774\ud55c \ud575\ubb3c\uc9c8\uc744 \ub9cc\ub4e4\uc5b4 \ub0b4\uace0\uc790 \ud55c\ub2e4. \uadf8\ub9ac\uace0 \ud575\ubb3c\uc9c8\uc774 \uc0c1\uc804\uc774\ud558\uba74\uc11c \uc911\uc131\uc790\uc640 \uc591\uc131\uc790\uc758 \ube44\uc728\uc774 \ubcc0\ud558\ub294\ub370, \uc774\ub54c \uc815\uc0c1\uc0c1\ud0dc\ub97c \ubc97\uc5b4\ub09c \uc601\uc5ed\uc5d0\uc11c \uadf9\ud55c\uc758 \ud76c\uadc0 \ud575\ubb3c\uc9c8\uc774 \uc874\uc7ac\ud560 \uc218 \uc788\ub2e4. \uc774\ub7ec\ud55c \uadf9\ud55c \ud76c\uadc0 \ud575\ubb3c\uc9c8\uc744 \uc774\ud574\ud558\ub824\uba74 \ucffc\ud06c \ub2e8\uc704\uae4c\uc9c0 \uc774\ub860\uc744 \ud655\uc7a5\ud558\uc5ec\uc57c\ub9cc \ud558\ubbc0\ub85c \uc591\uc790\uc0c9\uc18c\uc5ed\ud559\uc744 \uace0\ub824\ud574\uc57c\ub9cc \ud55c\ub2e4. \uc5ec\uae30\uc11c \uadf9\ud55c \ud76c\uadc0 \ud575\ubb3c\uc9c8\uc774\ub780 \ud575\uc758 \uc548\uc815\uc120(stability line)\uacfc \ubc29\uc6b8\uc120(drip line) \uc0ac\uc774\uc5d0 \uc874\uc7ac\ud558\ub294 \ubd88\uc548\uc815\ud55c \ubc29\uc0ac\uc131 \ub3d9\uc704\uc6d0\uc18c\ub97c \uc758\ubbf8\ud55c\ub2e4. \ucd5c\uadfc \ud575\ubb3c\ub9ac\ud559\uc790\ub4e4\uc740 \uc774\ub7ec\ud55c \ubd88\uc548\uc815\ud55c \ub3d9\uc704\uc6d0\uc18c\ub4e4\uc774 \uc11c\ub85c \ubc18\uc751\ud558\uba70 \ubb34\uac70\uc6b4 \uc6d0\uc18c\uac00 \uc5b4\ub5bb\uac8c \uc0dd\uc131\ub418\ub294\uc9c0, \uadf8\ub9ac\uace0 \ucd08\uc2e0\uc131\uacfc \uc911\uc131\uc790\ubcc4\uc758 \ub0b4\ubd80\uc5d0 \uc874\uc7ac\ud558\ub294 \ud2b9\ubcc4\ud55c \ud575\ubb3c\uc9c8\uc758 \ud2b9\uc131\uc774 \uc5b4\ub5a4\uc9c0 \uc774\ud574\ud558\uae30 \uc704\ud574 \ub178\ub825\uc744 \ub9ce\uc774 \uae30\uc6b8\uc774\uace0 \uc788\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc6b0\uc8fc\uc5d0\uc11c \uac00\uc7a5 \uadf9\ud55c\uc758 \uad00\uce21\ub300\uc0c1\uc744 \uaf3d\ub294\ub2e4\uba74 \ucd08\uc2e0\uc131\uacfc \uc911\uc131\uc790\ubcc4\uc744 \ub4e4 \uc218 \uc788\ub2e4. \ucd08\uc2e0\uc131\uc740 \ub0b4\ubd80 \ubc18\uc751\uc774 \uc808\uc815\uc5d0 \uc774\ub97c \ub54c, \ucd5c\uace0 1\uc870 \ub3c4\uc758 \ucd08\uace0\uc628\uc5d0 \uc774\ub974\uace0, \uc911\uc131\uc790\ubcc4\uc758 \ud3c9\uade0 \ubc00\ub3c4\ub294 \ud575 \ud3c9\uade0\ubc00\ub3c4(~2.7\u261310^14 g\/cm3)\uc758 \ub450 \ubc30\uc5d0 \uc774\ub974\ub294\ub370, \uc774\uc640 \uac19\uc740 \uc0c1\ud0dc\ub294 \uc9c0\uad6c\uc0c1\uc5d0\uc11c \uc790\uc5f0\uc801\uc73c\ub85c \uc5bb\uc744 \uc218 \uc5c6\ub2e4. \ucd08\uc2e0\uc131\uc740 \ubb34\uac70\uc6b4 \uc6d0\uc18c\uc758 \uc8fc\uc694 \ud0c4\uc0dd\uc9c0\ub85c \uc54c\ub824\uc838 \uc788\ub294\ub370, \ucd08\uc2e0\uc131 \ub0b4\ubd80\uc5d0\uc11c \uc77c\uc5b4\ub098\ub294 \ubcf5\uc7a1\ud558\uace0 \ub2e4\uc591\ud55c \ud575\ubc18\uc751\uc73c\ub85c\ubd80\ud130 \ucca0\ubcf4\ub2e4 \ubb34\uac70\uc6b4 \ud575\uc885\uc774 \ub9cc\ub4e4\uc5b4\uc9c4\ub2e4. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-169","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/cenum.korea.ac.kr\/index.php?rest_route=\/wp\/v2\/pages\/169","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cenum.korea.ac.kr\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/cenum.korea.ac.kr\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/cenum.korea.ac.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cenum.korea.ac.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=169"}],"version-history":[{"count":1,"href":"https:\/\/cenum.korea.ac.kr\/index.php?rest_route=\/wp\/v2\/pages\/169\/revisions"}],"predecessor-version":[{"id":171,"href":"https:\/\/cenum.korea.ac.kr\/index.php?rest_route=\/wp\/v2\/pages\/169\/revisions\/171"}],"wp:attachment":[{"href":"https:\/\/cenum.korea.ac.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=169"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}