\uc18c\ud589\uc131 \ubca0\ub204\uc5d0\uc11c \uc0dd\uba85 \uae30\uc6d0\uc758 \uc2e4\ub9c8\ub9ac\ub97c \ucc3e\ub2e4<\/b><\/p>\n
\uc6b0\ub9ac\ub294 \uc5b4\ub514\uc5d0\uc11c \uc654\uc744\uae4c? \uc0dd\uba85\uc740 \uc9c0\uad6c\uc5d0\uc11c\ub9cc \ud0c4\uc0dd\ud588\uc744\uae4c, \uc544\ub2c8\uba74 \uc6b0\uc8fc \uc5b4\ub518\uac00\uc5d0\ub3c4 \uc0dd\uba85\uc758 \uc528\uc557\uc774 \uc788\uc744\uae4c? \uc0dd\uba85 \uae30\uc6d0\uc744 \ub458\ub7ec\uc2fc \uc774 \uc624\ub79c \uc9c8\ubb38\uc5d0 \ub300\ud55c \uc2e4\ub9d0\uac00 \ucd5c\uadfc \uc18c\ud589\uc131 \ubca0\ub204\uc5d0\uc11c \uc0dd\uba85\uccb4\uc758 \uae30\ucd08\ub97c \uc774\ub8e8\ub294 \ubb3c\uc9c8\ub4e4\uc774 \ubc1c\uacac\ub418\uba74\uc11c \ub4dc\ub7ec\ub0ac\ub2e4.<\/p>\n
\uc9c0\ub09c 1\uc6d4 29\uc77c, NASA\uc758 \uc624\uc2dc\ub9ac\uc2a4-\ub809\uc2a4(OSIRIS-REx) \ud0d0\uc0ac\uc120\uc774 \uc18c\ud589\uc131 \ubca0\ub204(101955 Bennu)\uc5d0\uc11c \ucc44\ucde8\ud55c \uc0d8\ud50c\uc744 \ubd84\uc11d\ud55c \uc5f0\uad6c \uacb0\uacfc\uac00 \u300eNature Astronomy\u300f\uc5d0 \ubc1c\ud45c\ub410\ub2e4. \uc5f0\uad6c\uc9c4\uc740 \uc624\uc5fc\ub418\uc9c0 \uc54a\uc740 \uc6d0\uc2dc \uc0d8\ud50c\uc744 \ud1b5\ud574 \ud0dc\uc591\uacc4 \ucd08\uae30\uc758 \ud654\ud559\uc801 \ud658\uacbd\uc744 \ubcf4\ub2e4 \uc9c1\uc811\uc801\uc73c\ub85c \ud0d0\uc0c9\ud588\uace0 \uc0dd\uba85 \uae30\uc6d0\uacfc \uad00\ub828\ub41c \uc911\uc694\ud55c \uc720\uae30 \ubd84\uc790\ub4e4\uc744 \ubc1c\uacac\ud588\ub2e4. \uc774\ubc88 \uc5f0\uad6c\ub294 \ud0dc\uc591\uacc4 \ucd08\uae30 \ud658\uacbd\uc5d0\uc11c \uc0dd\uba85\uc758 \uae30\ucd08 \uc131\ubd84 \ud615\uc131 \uacfc\uc815\uc744 \ubc1d\ud78c \uac83\uc740 \ubb3c\ub860, \uc0dd\uba85\uc758 \uc528\uc557\uc774 \uc678\uacc4\uc5d0\uc11c \uc9c0\uad6c\ub85c \uc804\ud574\uc84c\uc744 \uac00\ub2a5\uc131\uc5d0 \ub300\ud55c \uc0c8\ub85c\uc6b4 \uc2dc\uac01\uc744 \uc5f4\uc5c8\ub2e4.<\/p>\n
<\/p>\n
\ud0dc\uc591\uacc4 \ucd08\uae30\uc758 \ube44\ubc00\uc744 \uac04\uc9c1\ud55c \uc18c\ud589\uc131<\/b>, <\/b>\ubca0\ub204<\/b><\/p>\n
NASA\uc758 \uc624\uc2dc\ub9ac\uc2a4-\ub809\uc2a4 \ubbf8\uc158\uc740 \ud0dc\uc591\uacc4 \ud615\uc131 \uacfc\uc815\uacfc \uc0dd\uba85 \uae30\uc6d0\uc744 \ubc1d\ud788\uae30 \uc704\ud574 2016\ub144\uc5d0 \uc2dc\uc791\ub410\ub2e4. \uc774 \ud0d0\uc0ac\uc120\uc740 2020\ub144 10\uc6d4 20\uc77c \uc18c\ud589\uc131 \ubca0\ub204\uc758 \ud45c\uba74\uc5d0\uc11c \uc0d8\ud50c\uc744 \ucc44\ucde8\ud558\ub294 \ub370 \uc131\uacf5\ud588\uc73c\uba70, 2023\ub144 9\uc6d4 24\uc77c \uc57d 121.6g\uc758 \uc0d8\ud50c\uc744 \uc9c0\uad6c\ub85c \uc548\uc804\ud558\uac8c \ud68c\uc218\ud588\ub2e4. \ubca0\ub204\ub294 \ud0c4\uc18c\uc9c8 \ucf58\ub4dc\ub77c\uc774\ud2b8\uc640 \uc131\ubd84\uc774 \ube44\uc2b7\ud55c B\ud615 \uc18c\ud589\uc131\uc73c\ub85c, \ud0dc\uc591\uacc4 \ucd08\uae30 \ubb3c\uc9c8\uc744 \uc798 \ubcf4\uc874\ud558\uace0 \uc788\uc5b4 \uc0dd\uba85 \uae30\uc6d0 \uc5f0\uad6c\uc5d0 \uc911\uc694\ud55c \ub300\uc0c1\uc774\ub2e4. \uacfc\uac70\uc5d0\ub3c4 \ud0c4\uc18c\uc9c8 \ucf58\ub4dc\ub77c\uc774\ud2b8 \uc6b4\uc11d\uc5d0\uc11c \ub2e4\uc591\ud55c \uc720\uae30\ubb3c\uc774 \ubc1c\uacac\ub41c \ubc14 \uc788\ub2e4. \uadf8\ub7ec\ub098 \uae30\uc874 \uc6b4\uc11d\uc774 \uc9c0\uad6c \ub300\uae30\ub97c \ud1b5\uacfc\ud558\uba74\uc11c \uc624\uc5fc\ub420 \uac00\ub2a5\uc131\uc774 \ucef8\ub358 \uac83\uacfc \ub2ec\ub9ac, \ubca0\ub204 \uc0d8\ud50c\uc740 \ucca0\uc800\ud558\uac8c \ubcf4\ud638\ub41c \uc0c1\ud0dc\uc5d0\uc11c \ucc44\ucde8\ub418\uc5c8\uae30 \ub54c\ubb38\uc5d0 \uc9c0\uad6c \ud658\uacbd\uc758 \uc601\ud5a5\uc744 \ubc1b\uc9c0 \uc54a\uc740 \uc21c\uc218\ud55c \uc0c1\ud0dc\uc5d0\uc11c \ubd84\uc11d\ud560 \uc218 \uc788\ub2e4\ub294 \uc7a5\uc810\uc774 \uc788\ub2e4.<\/p>\n
\ubca0\ub204 \uc0d8\ud50c\uc740 \ud0dc\uc591\uacc4 \ucd08\uae30, \uc554\ubaa8\ub2c8\uc544 \uae30\ubc18 \ud654\ud559 \ubc18\uc751\uc744 \ud1b5\ud574 \uc0dd\uba85\uccb4\uc758 \uadfc\ubcf8\uc801 \uad6c\uc131 \uc694\uc18c\uac00 \uc9c0\uad6c\uac00 \uc544\ub2cc \uc6b0\uc8fc\uc5d0\uc11c\ub3c4 \uc790\uc5f0\uc801\uc73c\ub85c \ud615\uc131\ub420 \uc218 \uc788\uc5c8\uc74c\uc744 \uc2dc\uc0ac\ud55c\ub2e4. \uae30\uc874 \uc6b4\uc11d\uc774\ub098 \uc18c\ud589\uc131 \ub958\uad6c(Ryugu) \uc0d8\ud50c\ubcf4\ub2e4 \ud48d\ubd80\ud55c \ud0c4\uc18c\uc640 \uc9c8\uc18c\ub97c \uac00\uc84c\uae30 \ub54c\ubb38\uc774\ub2e4. \ud2b9\ud788 \uc0dd\uccb4 \ubd84\uc790 \ud569\uc131\uc5d0 \ud544\uc218\uc801\uc778 \uc554\ubaa8\ub2c8\uc544(NH\u2083)\ub294 \ub958\uad6c \uc0d8\ud50c\ubcf4\ub2e4 75\ubc30\ub098 \ub9ce\uc558\ub2e4. \ub610\ud55c \uc5f0\uad6c\uc9c4\uc740 \uc77c\ubc18\uc801\uc73c\ub85c \ud0dc\uc591\uacc4 \uc678\uacfd\uc758 \ucc28\uac00\uc6b4 \ud658\uacbd\uc5d0\uc11c \ud615\uc131\ub418\ub294 \uacbd\ud5a5\uc774 \uc788\ub294 \uc9c8\uc18c \ub3d9\uc704\uc6d0\uc18c(\u00b9\u2075N)\uac00 \uc0d8\ud50c \ub0b4 \ub192\uc740 \ub18d\ub3c4\ub85c \uc874\uc7ac\ud568\uc744 \ud655\uc778\ud588\ub2e4. \uc774\ub97c \uadfc\uac70\ub85c \ubca0\ub204\uc758 \uc720\uae30\ubb3c\uc774 \ud0dc\uc591\uacc4 \ucd08\uae30 \uc6d0\uc2dc \ud589\uc131\uacc4 \uc6d0\ubc18\uc758 \uc5bc\uc74c\uacfc \uba3c\uc9c0 \uc18d\uc5d0\uc11c \uc790\uc5f0\uc801\uc73c\ub85c \ud615\uc131\ub410\ub2e4\uace0 \ubd84\uc11d\ud588\ub2e4.<\/p>\n
<\/p>\n
\ubca0\ub204\uc5d0\uc11c \uac80\ucd9c\ub41c \uc0dd\uba85\uc758 \uad6c\uc131 \uc694\uc18c<\/b><\/p>\n
\uc774\ubc88 \uc5f0\uad6c\uc5d0\uc11c \ud2b9\ud788 \uc8fc\ubaa9\ud560 \uc810\uc740 \ubca0\ub204 \uc0d8\ud50c\uc5d0\uc11c DNA\uc640 RNA\ub97c \uad6c\uc131\ud558\ub294 5\uac00\uc9c0 \ud575\uc5fc\uae30(A, G, C, T, U)\uac00 \ubaa8\ub450 \uac80\ucd9c\ub410\ub2e4\ub294 \uac83\uc774\ub2e4. \ud575\uc5fc\uae30\ub294 \uc9c0\uad6c \uc0dd\uba85\uccb4\uc758 \uc720\uc804\uc815\ubcf4\ub97c \uc800\uc7a5\ud558\uace0 \uc804\ub2ec\ud558\ub294 DNA\uc640 RNA\uc758 \uae30\ubcf8 \ub2e8\uc704\uc774\uba70, \uc0dd\uba85\uc758 \uc9c4\ud654\uc640 \uc99d\uc2dd\uc5d0 \ud544\uc218\uc801\uc778 \uc694\uc18c\ub2e4. \uacfc\uac70 \ud0c4\uc18c\uc9c8 \ucf58\ub4dc\ub77c\uc774\ud2b8 \uc6b4\uc11d\uc5d0\uc11c\ub3c4 \uc77c\ubd80 \ud575\uc5fc\uae30\uac00 \uac80\ucd9c\ub41c \ubc14 \uc788\uc9c0\ub9cc, \ubca0\ub204 \uc0d8\ud50c\ucc98\ub7fc \uc624\uc5fc \uac00\ub2a5\uc131\uc774 \uc804\ud600 \uc5c6\ub294 \uc21c\uc218\ud55c \uc0c1\ud0dc\uc5d0\uc11c \ubaa8\ub4e0 \uc885\ub958\uc758 \ud575\uc5fc\uae30\uac00 \ubc1c\uacac\ub41c \uac83\uc740 \uc774\ubc88\uc774 \ucc98\uc74c\uc774\ub2e4. \uc5f0\uad6c\uc9c4\uc740 \uc774\ubc88 \uacb0\uacfc\ub97c \ud1b5\ud574 \ud575\uc5fc\uae30\uac00 \uc9c0\uad6c\ubfd0 \uc544\ub2c8\ub77c \uc6b0\uc8fc\uc5d0\uc11c\ub3c4 \uc790\uc5f0\uc801\uc73c\ub85c \uc0dd\uc131\ub420 \uc218 \uc788\ub2e4\uace0 \uc804\ud588\ub2e4. \ub610\ud55c \uc9c0\uad6c \uc0dd\uba85\uc758 \uae30\ucd08 \ubb3c\uc9c8\uc774 \ud0dc\uc591\uacc4 \uc678\uacfd\uc5d0\uc11c \ud615\uc131\ub41c \ud6c4 \uc6b4\uc11d\uc774\ub098 \uc18c\ud589\uc131\uc744 \ud1b5\ud574 \uc6d0\uc2dc \uc9c0\uad6c\ub85c \uc804\ub2ec\ub410\uc744 \uac00\ub2a5\uc131\ub3c4 \uc81c\uc2dc\ud588\ub2e4. \uc9c0\uad6c \uc0dd\uba85\uc758 \uae30\uc6d0\uc5d0 \ub300\ud55c \uc0c8\ub85c\uc6b4 \uac00\ub2a5\uc131\uc774 \uc5f4\ub9b0 \uc148\uc774\ub2e4.<\/p>\n
\ubca0\ub204 \uc0d8\ud50c\uc5d0\uc11c \ubc1c\uacac\ub41c \uc720\uae30\ubb3c\ub4e4\uc740 \ub2e8\uc21c\ud55c \ud0c4\ud654\uc218\uc18c\uac00 \uc544\ub2c8\ub77c, \uc0dd\uba85\uacfc \uc9c1\uc811\uc801\uc73c\ub85c \uc5f0\uad00\ub420 \uc218 \uc788\ub294 \ud654\ud559\uc801 \ud2b9\uc131\uc744 \uc9c0\ub154\ub2e4. \ud2b9\ud788 \uc5f0\uad6c\uc9c4\uc740 DNA\uc640 RNA\ub97c \uad6c\uc131\ud558\ub294 \ub274\ud074\ub808\uc624\ud0c0\uc774\ub4dc\uc640 \uad00\ub828\ub41c N-\ud5e4\ud14c\ub85c\uace0\ub9ac \ud654\ud569\ubb3c(Nitrogen-containing heterocyclic compounds, NHCs)\uc774 \ub2e4\ub7c9 \ud3ec\ud568\ub410\ub2e4\uace0 \ubc1d\ud614\ub2e4. NHCs\ub294 \ub2e4\uc591\ud55c \uc0dd\uccb4 \ubd84\uc790\ub4e4\uacfc \uc5f0\uacb0\ub41c \ubb3c\uc9c8\uc774\ub2e4. \ub530\ub77c\uc11c \uc774 \ubc1c\uacac\uc740 \ubca0\ub204\uc5d0\uc11c \ubc1c\uacac\ub41c \uc720\uae30\ubb3c\ub4e4\uc774 \uc0dd\uba85\uc758 \uae30\ucd08 \uc131\ubd84\uc744 \ud615\uc131\ud558\uace0 \ubcf5\uc7a1\ud55c \ubd84\uc790\ub85c \uc9c4\ud654\ud560 \uc218 \uc788\ub294 \ud658\uacbd\uc5d0\uc11c \ub9cc\ub4e4\uc5b4\uc84c\uc744 \uac00\ub2a5\uc131\uc744 \uc2dc\uc0ac\ud55c\ub2e4.<\/p>\n
<\/p>\n
\uc800\uc628 \ud658\uacbd\uc5d0\uc11c \ud615\uc131\ub41c \uc720\uae30\ubb3c<\/b>, <\/b>\uadf8\ub9ac\uace0 \ubb3c\uacfc\uc758 \uc0c1\ud638\uc791\uc6a9 \uac00\ub2a5\uc131<\/b><\/p>\n
\uc9c8\uc18c \ub3d9\uc704\uc6d0\uc18c\uc640 \ub354\ubd88\uc5b4 \uc5f0\uad6c\uc9c4\uc740 \ud0c4\uc18c-\uc9c8\uc18c(C-N) \uacb0\ud569\uc744 \ud3ec\ud568\ud558\ub294 \uc720\uae30 \ubd84\uc790\ub4e4\uc758 \uad6c\uc870\ub97c \ubd84\uc11d\ud588\ub2e4. \uadf8 \uacb0\uacfc, \ub192\uc740 \uc628\ub3c4\uac00 \uc544\ub2cc \uc800\uc628 \ud658\uacbd\uc5d0\uc11c \uad6c\uc870\uac00 \ud615\uc131\ub410\uc74c\uc744 \uc554\uc2dc\ud558\ub294 \ud654\ud559\uc801 \ud2b9\uc9d5\uc744 \ubc1c\uacac\ud588\ub2e4. \uc774\ub294 \uc0dd\uba85\uc5d0 \ud544\uc218\uc801\uc778 \uc720\uae30\ubb3c\uc774 \ud0dc\uc591\uacc4 \ud615\uc131 \ucd08\uae30\uc758 \uadf9\uc800\uc628 \ud658\uacbd\uc5d0\uc11c\ub3c4 \uc790\uc5f0\uc801\uc73c\ub85c \uc0dd\uc131\ub410\uc744 \uac00\ub2a5\uc131\uc5d0 \ud798\uc744 \uc2e3\ub294\ub2e4.<\/p>\n
\ub610\ud55c, \uc5f0\uad6c\ud300\uc740 \ubca0\ub204\uc758 \ubaa8\ucc9c\uccb4\uac00 \ud55c\ub54c \ubb3c\uc774 \uc874\uc7ac\ud558\ub294 \ud658\uacbd\uc5d0 \uc788\uc5c8\uc744 \uac00\ub2a5\uc131\uc774 \ud06c\ub2e4\uace0 \ubd84\uc11d\ud588\ub2e4. \uc774\ub294 \uc0d8\ud50c\uc5d0 \ud3ec\ud568\ub41c \uc0b0\uc18c\uc640 \uc218\uc18c\uc758 \ub3d9\uc704\uc6d0\uc18c \ube44\uc728\uc744 \ubd84\uc11d\ud55c \uacb0\uacfc, \uadf8 \ud328\ud134\uc774 \ud0dc\uc591\uacc4 \ucd08\uae30 \uc6d0\uc2dc \ud61c\uc131\uc5d0\uc11c \ubc1c\uacac\ub418\ub294 \ud328\ud134\uacfc \uc720\uc0ac\ud588\uae30 \ub54c\ubb38\uc774\ub2e4. \ud2b9\ud788, \ubca0\ub204 \uc0d8\ud50c\uc5d0\uc11c \uce21\uc815\ub41c \u03b4D*\uac12\uc740 \ud61c\uc131\uacfc \uac19\uc774 \ud0dc\uc591\uacc4 \uc678\uacfd\uc5d0\uc11c \ud615\uc131\ub41c \ucc9c\uccb4\uc5d0\uc11c \uc790\uc8fc \uad00\ucc30\ub418\ub294 \ub192\uc740 \uc218\uc900\uc744 \ubcf4\uc600\uc73c\uba70, \u03b4\u00b9\u2078O** \uac12 \ub610\ud55c \ud61c\uc131 \uae30\uc6d0\uc758 \ubb3c\uc9c8\uacfc \uc720\uc0ac\ud55c \ubc94\uc704\uc5d0 \uc18d\ud588\ub2e4. \ub354\ubd88\uc5b4, \uc77c\ubc18\uc801\uc73c\ub85c \uc561\uccb4 \uc0c1\ud0dc\uc758 \ubb3c\uc5d0\uc11c \ud615\uc131\ub418\ub294 \uad11\ubb3c\uc778 \ud0c4\uc0b0\uc5fc(carbonates)\ub3c4 \ud655\uc778\ub3fc \ubb3c\uc758 \uc874\uc7ac \uac00\ub2a5\uc131\uc744 \ub354\uc6b1 \ub4b7\ubc1b\uce68\ud588\ub2e4.<\/p>\n
<\/p>\n
\uc544\ubbf8\ub178\uc0b0\uc758 \ub77c\uc138\ubbf9 \uc0c1\ud0dc<\/b>, <\/b>\uc0dd\uba85\uccb4\uc758 \uc785\uccb4\ud654\ud559\uc801 \uae30\uc6d0\uc744 \ubc1d\ud788\ub2e4<\/b><\/p>\n
\uc5f0\uad6c\uc9c4\uc774 \uc0d8\ud50c\uc5d0\uc11c \ud655\uc778\ud55c \ucd1d 33\uc885\uc758 \uc544\ubbf8\ub178\uc0b0\uc740 \uc88c\uc6b0\ub300\uce6d\uc778 \ub77c\uc138\ubbf9(racemic) \uc0c1\ud0dc\uc600\ub2e4. \uc774\ub294 L\ud615(\uc67c\uc190\uc7a1\uc774) \uc544\ubbf8\ub178\uc0b0\ub9cc\uc744 \uc0ac\uc6a9\ud558\ub294 \uc9c0\uad6c \uc0dd\uba85\uccb4\uc640\ub294 \ub69c\ub837\ud55c \ucc28\uc774\ub97c \ubcf4\uc600\ub2e4. \ubca0\ub204\uc5d0\uc11c \ubc1c\uacac\ub41c \uc544\ubbf8\ub178\uc0b0\uc740 L\ud615\uacfc D\ud615(\uc624\ub978\uc190\uc7a1\uc774)\uc758 \ube44\uc728\uc774 \uac70\uc758 \uac19\uc558\uae30 \ub54c\ubb38\uc774\ub2e4.<\/p>\n
\uae30\uc874\uc5d0\ub294 \uc9c0\uad6c\uc5d0 \ub3c4\ucc29\ud55c \uc678\uacc4 \uc720\uae30\ubb3c\uc774 \uc774\ubbf8 L\ud615 \uc544\ubbf8\ub178\uc0b0\uc744 \uc120\ud638\ud558\ub294 \ud2b9\uc131\uc744 \uac00\uc84c\uace0, \uc774\uac83\uc774 \uc9c0\uad6c \uc0dd\uba85\uc758 \ubc29\ud5a5\uc131\uc744 \uacb0\uc815\ud588\uc744 \uac83\uc774\ub77c\ub294 \uacac\ud574\uac00 \uc6b0\uc138\ud588\ub2e4. \uadf8\ub7ec\ub098 \uc774\ubc88 \uc5f0\uad6c\ub294 \uc544\ubbf8\ub178\uc0b0\uc758 \ubc29\ud5a5\uc131\uc774 \uc9c0\uad6c \ud658\uacbd\uc5d0\uc11c \uc120\ud0dd\uc801\uc73c\ub85c \ud615\uc131\ub410\uc744 \uac00\ub2a5\uc131\uc744 \ub354\uc6b1 \uac15\ud558\uac8c \uc2dc\uc0ac\ud55c\ub2e4.<\/p>\n
\uc608\ucee8\ub300, \uc9c0\uad6c \ud658\uacbd\uc5d0\uc11c\uc758 \uad11\ud559\uc801 \ud65c\uc131 \ucd09\ub9e4\ub098 \ud3b8\uad11\ub41c \uc790\uc678\uc120\uacfc \uac19\uc740 \ud2b9\uc815 \ud654\ud559\uc801 \uc870\uac74\uc774 L\ud615 \uc544\ubbf8\ub178\uc0b0\uc758 \uc120\ud0dd\uc5d0 \uc911\uc694\ud55c \uc5ed\ud560\uc744 \ud588\uc744 \uc218 \uc788\ub2e4\ub294 \ud574\uc11d\uc774 \uc81c\uae30\ub410\ub2e4.<\/p>\n
<\/p>\n
\uc624\ub79c \uc6b0\uc8fc \ud658\uacbd\uc744 \uacac\ub518 \uc720\uae30\ubb3c<\/b>, PAHs<\/b>\uc758 \ubc1c\uacac<\/b><\/p>\n
\uc5f0\uad6c\uc9c4\uc740 \ubca0\ub204 \uc0d8\ud50c\uc5d0\uc11c \ud48d\ubd80\ud55c \ud3f4\ub9ac\uc0ac\uc774\ud074\ub9ad \ubc29\ud5a5\uc871 \ud0c4\ud654\uc218\uc18c(PAHs)\ub97c \ud655\uc778\ud588\ub2e4. PAHs\ub294 \ud0c4\uc18c\uac00 \ud48d\ubd80\ud55c \ubb3c\uc9c8\uc774 \ub192\uc740 \uc5d0\ub108\uc9c0\ub97c \uac00\uc9c4 \uc6b0\uc8fc \ud658\uacbd\uc5d0\uc11c \ud615\uc131\ub41c \ud6c4, \uc624\ub79c \uae30\uac04 \uc6b0\uc8fc\uc758 \uac15\ub825\ud55c \ubc29\uc0ac\uc120\uc5d0 \ub178\ucd9c\ub410\uc74c\uc5d0\ub3c4 \uc548\uc815\uc801\uc73c\ub85c \uc720\uc9c0\ub41c \uc720\uae30 \ubd84\uc790\ub2e4.<\/p>\n
\uc774\ub7ec\ud55c PAHs\uc758 \ubc1c\uacac\uc740 \uc6b0\uc8fc \uacf5\uac04\uc758 \uac00\ud639\ud55c \uc870\uac74\uc5d0\uc11c\ub3c4 \uc0dd\uba85\uc758 \uae30\ucd08\uac00 \ub418\ub294 \ubcf5\uc7a1\ud55c \uc720\uae30 \ubd84\uc790\uac00 \ud30c\uad34\ub418\uc9c0 \uc54a\uace0 \uc7a5\uae30\uc801\uc73c\ub85c \ubcf4\uc874\ub420 \uc218 \uc788\uc74c\uc744 \uc758\ubbf8\ud55c\ub2e4. \uc989, \ubca0\ub204\uc640 \uac19\uc740 \uc18c\ud589\uc131\uc774 \ub2e8\uc9c0 \uc6d0\uc2dc \uc720\uae30\ubb3c\uc744 \uc6b4\ubc18\ud558\ub294 ‘\ubc30\ub2ec\ubd80’ \uc5ed\ud560\uc5d0 \uadf8\uce58\uc9c0 \uc54a\uace0, \uc720\uae30\ubb3c\uc774 \uc678\uacc4\uc5d0\uc11c \uc624\ub79c \uc2dc\uac04 \uc548\uc815\uc801\uc73c\ub85c \uc720\uc9c0\ub418\uba70 \uc9c4\ud654\ud560 \uc0c1\ud0dc\ub97c \uc81c\uacf5\ud558\ub294 \uc5ed\ud560\uc744 \ud560 \uac00\ub2a5\uc131\uae4c\uc9c0 \uc81c\uc2dc\ud55c\ub2e4.<\/p>\n
<\/p>\n
\ubbf8\ub798 \uc5f0\uad6c \ubc29\ud5a5<\/b>, <\/b>\uc0dd\uba85\uc758 \uae30\uc6d0\uc744 \ubc1d\ud790 \ub2e4\uc74c \ub2e8\uacc4<\/b><\/p>\n
\uc774\ubc88 \uc5f0\uad6c\ub97c \ud1b5\ud574 \uc9c0\uad6c \uc0dd\uba85\uc758 \uae30\ucd08 \ubb3c\uc9c8\uc774 \ud0dc\uc591\uc5d0\uc11c \uba3c \ucc28\uac00\uc6b4 \ud0dc\uc591\uacc4 \uc678\uacfd\uc5d0\uc11c \ud615\uc131\ub410\uc73c\uba70, \ubb3c\uacfc \uc0c1\ud638\uc791\uc6a9\uc744 \uac70\ucce4\uc744 \uac00\ub2a5\uc131\uc774 \ud06c\ub2e4\ub294 \uc0ac\uc2e4\uc774 \ud655\uc778\ub410\ub2e4. \uc5f0\uad6c\ud300\uc740 \ub17c\ubb38\uc5d0\uc11c “\ubca0\ub204\uc640 \uac19\uc740 \uc18c\ud589\uc131\ub4e4\uc774 \uc9c8\uc18c\uac00 \ud48d\ubd80\ud55c \ud718\ubc1c\uc131 \ubb3c\uc9c8\uacfc \uc554\ubaa8\ub2c8\uc544, \uc544\ubbf8\ub178\uc0b0, \ub274\ud074\ub808\uc624\ubca0\uc774\uc2a4, \uc778\uc0b0\uc5fc \ub4f1 \uc0dd\uba85 \ud615\uc131\uc5d0 \ud544\uc218\uc801\uc778 \ud654\ud569\ubb3c\uc744 \uc9c0\uad6c\uc5d0 \uc804\ub2ec\ud588\uc744 \uac00\ub2a5\uc131\uc774 \uc788\ub2e4”\uace0 \uacb0\ub860\ub0c8\ub2e4.<\/p>\n
NASA\ub294 \ubca0\ub204 \uc0d8\ud50c\uc758 \ucd94\uac00 \ubd84\uc11d\ubfd0 \uc544\ub2c8\ub77c \uc2e4\ud5d8\uc2e4 \ubaa8\uc758 \uc2e4\ud5d8, \ud5a5\ud6c4 \ud61c\uc131 \ubc0f \uc65c\ud589\uc131 \uc138\ub808\uc2a4(Ceres) \ud0d0\uc0ac\ub97c \ud1b5\ud574 \ud0dc\uc591\uacc4 \ucd08\uae30 \uc720\uae30\ubb3c\uc758 \uae30\uc6d0\uacfc \uc9c4\ud654\ub97c \ub354 \uae4a\uc774 \uc5f0\uad6c\ud560 \uacc4\ud68d\uc774\ub2e4. \uc774\ub7ec\ud55c \uc5f0\uad6c\ub294 \uc0dd\uba85\uc758 \ud544\uc218 \ubd84\uc790\uac00 \uc18c\ud589\uc131\uc5d0\uc11c \uc790\uc5f0\uc801\uc73c\ub85c \ud615\uc131\ub420 \uc218 \uc788\ub2e4\ub294 \uac00\ub2a5\uc131\uc744 \ud655\uc778\ud558\uace0, \uc0dd\uba85\uc758 \uae30\uc6d0\uc774 \uc9c0\uad6c\uc5d0\ub9cc \uad6d\ud55c\ub418\uc9c0 \uc54a\uc744 \uc218\ub3c4 \uc788\ub2e4\ub294 \uc0ac\uc2e4\uc744 \ub354\uc6b1 \ub4b7\ubc1b\uce68\ud560 \uac83\uc774\ub2e4.<\/p>\n
\ud0dc\uc591\uacc4 \ucd08\uae30 \ud658\uacbd\uacfc \uc0dd\uba85 \uae30\uc6d0\uc758 \ube44\ubc00\uc744 \ubc1d\ud788\ub294 \uc5ec\uc815\uc740 \uc774\uc81c \ubcf8\uaca9\uc801\uc73c\ub85c \uc2dc\uc791\ub410\ub2e4. \ubca0\ub204 \uc0d8\ud50c\uc740 \uc6b0\uc8fc\uc758 \uc5ed\uc0ac\ub97c \uc774\ud574\ud558\ub294 \uc0c8\ub85c\uc6b4 \uacc4\uae30\uac00 \ub420 \uac83\uc774\uba70, \uc720\uae30 \ubd84\uc790\uc758 \uae30\uc6d0\uacfc \ud615\uc131 \uacfc\uc815\uc744 \uae4a\uc774 \ubd84\uc11d\ud558\uba74 “\uc6b0\ub9ac\ub294 \uc5b4\ub514\uc5d0\uc11c \uc654\ub294\uac00?”\ub77c\ub294 \uadfc\ubcf8\uc801\uc778 \uc9c8\ubb38\uc5d0\ub3c4 \ud55c \ubc1c\uc9dd \ub354 \ub2e4\uac00\uac08 \uc218 \uc788\uc744 \uac83\uc774\ub2e4.<\/p>\n
<\/p>\n
* \u03b4D(Deuterium to Hydrogen Ratio): \uc218\uc18c \ub3d9\uc704\uc6d0\uc18c \ube44\uc728.
\nDeuterium(\uae30\ud638: D \ub610\ub294 \u00b2H): \uc911\uc218\uc18c. \uc77c\ubc18\uc801\uc778 \uc218\uc18c(\u00b9H) \uc6d0\uc790\ub294 \uc591\uc131\uc790(proton) 1\uac1c\uc640 \uc804\uc790(electron) 1\uac1c\ub85c \uc774\ub8e8\uc5b4\uc838 \uc788\ub294\ub370, \uc911\uc218\uc18c\ub294 \uc5ec\uae30\uc5d0 \uc911\uc131\uc790(neutron) 1\uac1c\uac00 \ucd94\uac00\ub41c \ud615\ud0dc. \uc218\uc18c(H)\uc758 \ub3d9\uc704\uc6d0\uc18c \uc911 \ud558\ub098.<\/p>\n
**\u00a0\u03b4\u00b9\u2078O(Oxygen-18 to Oxygen-16 Ratio): \uc0b0\uc18c \ub3d9\uc704\uc6d0\uc18c \ube44\uc728.<\/p>\n","protected":false},"excerpt":{"rendered":"
\uc18c\ud589\uc131 \ubca0\ub204\uc5d0\uc11c \uc0dd\uba85 \uae30\uc6d0\uc758 \uc2e4\ub9c8\ub9ac\ub97c \ucc3e\ub2e4 \uc6b0\ub9ac\ub294 \uc5b4\ub514\uc5d0\uc11c \uc654\uc744\uae4c? \uc0dd\uba85\uc740 \uc9c0\uad6c\uc5d0\uc11c\ub9cc \ud0c4\uc0dd\ud588\uc744\uae4c, \uc544\ub2c8\uba74 \uc6b0\uc8fc \uc5b4\ub518\uac00\uc5d0\ub3c4 \uc0dd\uba85\uc758 \uc528\uc557\uc774 \uc788\uc744\uae4c? \uc0dd\uba85 \uae30\uc6d0\uc744 \ub458\ub7ec\uc2fc \uc774 \uc624\ub79c \uc9c8\ubb38\uc5d0 \ub300\ud55c \uc2e4\ub9d0\uac00 \ucd5c\uadfc \uc18c\ud589\uc131 \ubca0\ub204\uc5d0\uc11c \uc0dd\uba85\uccb4\uc758 \uae30\ucd08\ub97c \uc774\ub8e8\ub294 \ubb3c\uc9c8\ub4e4\uc774 \ubc1c\uacac\ub418\uba74\uc11c \ub4dc\ub7ec\ub0ac\ub2e4. \uc9c0\ub09c 1\uc6d4 29\uc77c, NASA\uc758 \uc624\uc2dc\ub9ac\uc2a4-\ub809\uc2a4(OSIRIS-REx) \ud0d0\uc0ac\uc120\uc774 \uc18c\ud589\uc131 \ubca0\ub204(101955 Bennu)\uc5d0\uc11c \ucc44\ucde8\ud55c \uc0d8\ud50c\uc744 \ubd84\uc11d\ud55c \uc5f0\uad6c \uacb0\uacfc\uac00 \u300eNature Astronomy\u300f\uc5d0 \ubc1c\ud45c\ub410\ub2e4. \uc5f0\uad6c\uc9c4\uc740 \uc624\uc5fc\ub418\uc9c0 \uc54a\uc740 […]<\/p>\n","protected":false},"author":159,"featured_media":0,"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":[248,81],"tags":[],"coauthors":[378],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/sdL9j0-6873","jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/6873"}],"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\/159"}],"replies":[{"embeddable":true,"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6873"}],"version-history":[{"count":2,"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/6873\/revisions"}],"predecessor-version":[{"id":6875,"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/6873\/revisions\/6875"}],"wp:attachment":[{"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6873"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6873"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6873"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/gistnews.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcoauthors&post=6873"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}