{"id":8502,"date":"2009-05-25T05:37:00","date_gmt":"2009-05-25T05:37:00","guid":{"rendered":"http:\/\/melotopia.net\/b\/?p=8502"},"modified":"2009-05-25T05:37:00","modified_gmt":"2009-05-25T05:37:00","slug":"%eb%af%b8%ec%8a%a4%ed%85%8c%eb%a6%ac","status":"publish","type":"post","link":"http:\/\/melotopia.net\/b\/?p=8502","title":{"rendered":"\ubbf8\uc2a4\ud14c\ub9ac"},"content":{"rendered":"<div class=\"desc\">\n        \uc694\uc998 \ub3c4\uccb4\uc640 \ubc18\ub3c4\uccb4 \ub0b4\ubd80\uc5d0\uc11c\uc758 \uc804\uc790\uc758 mobility\ub97c \uc870\uc0ac\ud558\uace0 \uc788\ub294\ub370, \ud070\uc77c\ub0ac\ub2e4.<br \/>\n        <br \/>\n        \uc54c\ub8e8\ubbf8\ub284\uc740 conductivity\ub85c\ubd80\ud130 mobility\ub97c \ub0b4\uac00 \uc9c1\uc811 \uacc4\uc0b0\ud588\uace0, \uc2e4\ub9ac\ucf58\uacfc \uac8c\ub974\ub9c8\ub284\uc740 \uc778\ud130\ub137\uc5d0\uc11c \ucc3e\uc544\ubd24\ub294\ub370&#8230;<\/p>\n<p>        \uc2e4\ub9ac\ucf58\uc774\ub791 \uac8c\ub974\ub9c8\ub284\uc758 mobility\uac00 \uc54c\ub8e8\ubbf8\ub284\ubcf4\ub2e4 \ub354 \ub192\ub2e4. (\uc218\ubc31\ubc30)<br \/>\n        <br \/>\n        \uc5b4\uca4c\uc9c0? -_-;<\/p>\n<p>        \ub098\ub294 \uc124\ub9c8 \uc0c8\ub85c\uc6b4 \ubc1c\uacac\uc744 \ud55c \uac83\uc774 \uc544\ub2d0\uac70\uc57c.<\/p>\n<p>        \uc77c\ub2e8 \uc54c\ub8e8\ubbf8\ub284\uc758 mobility\ub97c \uacc4\uc0b0\ud574 \ubcf4\uc790.<br \/>\n        <br \/>\n        conductivity = mobility * number density * electric charge<br \/>\n        <br \/>\n        \uc774\ub807\uac8c \uc8fc\uc5b4\uc9c4\ub2e4. conductivity\ub294 3.358x$10^7$S\/m\uc774\ub2e4. \uc5ec\uae30\uc11c S\ub294 siemens\ub85c, \uc804\uae30 \ud750\ub984\uc758 \ub2e8\uc704\ub77c\uace0 \ud55c\ub2e4. \uc54c\ub8e8\ubbf8\ub284\uc758 number density\ub97c \uc54c\ub824\uba74, \uc77c\ub2e8 matter density\ub97c \uc54c\uc544\uc57c \ud558\ub294\ub370, \uadf8\uac74 \uc704\ud0a4\ubc31\uacfc\ub97c \ucc3e\uc544\ubcf4\uba74 2.7g\/$cm^3$\uc774\ub77c\uace0 \ub418\uc5b4 \uc788\ub2e4. \ub2e4\uc2dc\ub9d0\ud574\uc11c, 1\uc138\uc81c\uacf1 \uc13c\uce58\ubbf8\ud130\uc758 \ubd80\ud53c \uc548\uc5d0 2.7\uadf8\ub7a8\uc774 \ub4e4\uc5b4\uac00 \uc788\ub2e4\ub294 \ub73b\uc774\ub2e4. \uc54c\ub8e8\ubbf8\ub284\uc740 \uc6d0\uc790\ub7c9\uc774 \ub300\ub7b5 27\uc774\ub2c8\uae4c, 27\uadf8\ub7a8\uc744 \ubaa8\uc73c\uba74 1\ubab0\uc758 \uc6d0\uc790\uac00 \uc788\ub2e4\ub294 \ub73b\uc774\ub2e4. 2.7\uadf8\ub7a8\uc5d0\ub294 \ubb3c\ub860 0.1\ubab0 \ub9cc\ud07c\uc758 \uc6d0\uc790\uac00 \uc874\uc7ac\ud55c\ub2e4. \uc5ec\uae30\uc11c, conductivity\ub294 \ubbf8\ud130\ub85c \uc8fc\uc5b4\uc838 \uc788\uc73c\ub2c8\uae4c \uc54c\ub8e8\ubbf8\ub284\uc758 number density\ub3c4 \ubbf8\ud130 \ub2e8\uc704\ub85c \ubc14\uafb8\uc790. cm\ub97c m\uc73c\ub85c \ubc14\uafc0 \ub54c\ub294 100\uc744 \uacf1\ud558\uba74 \ub418\uace0, \uc138\uc81c\uacf1\uc774\ub2c8\uae4c 1000000\uc744 \ubd84\uc790\uc640 \ubd84\ubaa8\uc5d0 \uacf1\ud558\uba74 \ub41c\ub2e4. \ub530\ub77c\uc11c 1\uc138\uc81c\uacf1\ubbf8\ud130\uc758 \ubd80\ud53c \uc548\uc5d0\ub294 2700000\uadf8\ub7a8\uc774 \ub4e4\uc5b4\uac00 \uc788\ub2e4. \uadf8\ub9ac\uace0 MKS\ub2e8\uc704\uc5d0\uc11c\ub294 g\uc744 kg\uc73c\ub85c \ubc14\uafb8\uac8c \ub418\ub2c8\uae4c \ubd84\uc790\ub97c 1000\uc73c\ub85c \ub098\ub208\ub2e4. \uc989, 1\uc138\uc81c\uacf1\ubbf8\ud130 \ubd80\ud53c \uc548\uc5d0\ub294 2700kg\uc758 \uc54c\ub8e8\ubbf8\ub284\uc774 \ub4e4\uc5b4\uac04\ub2e4. 2.7\ud1a4\uc774\ub124. electric charge\ub294 1.6x$10^{-19}$C\uc774\ub2e4.<\/p>\n<p>        \uc774\uc81c mobility\ub294 \uac04\ub2e8\ud55c \uc0b0\uc218\ub85c \uc54c\uc544\ub0bc \uc218 \uc788\ub2e4.<br \/>\n        <br \/>\n        mobility = 3.358 *1000000 *10000000000000000000\/ (2700 * 1.6 * 6.025 * 100000000000000000000000)=<br \/>\n        <b><br \/>\n<b><br \/>\n          0.0129014907<br \/>\n         <\/b><br \/>\n<\/b><\/p>\n<p>        \uadf8\ub807\ub2e4. 1.3x$10^{-2}$\uc774\ub2e4.<\/p>\n<p>        \ub0b4\uac00 \ube44\uad50\ud558\uace0\uc790 \ud558\ub294 \ubc18\ub3c4\uccb4 \ubb3c\uc9c8\uc740 4x$10^{-7}$ \uc774 \ub41c\ub2e4. \uc774 \uacc4\uc0b0\uc0c1\uc73c\ub85c\ub294 \ub300\ub7b5, \uc54c\ub8e8\ubbf8\ub284\uc758 \uc804\uc790 \uc774\ub3d9\ub3c4\uac00 30000\ubc30\uc815\ub3c4 \ub192\ub2e4.<\/p>\n<p>        \uc774\uc81c \uc77c\ubc18\uc801\uc778 \ubc18\ub3c4\uccb4\uc778 \uc2e4\ub9ac\ucf58\uacfc \uac8c\ub974\ub9c8\ub284\uc744 \ucc3e\uc544\ubcf4\uc790.<br \/>\n        <br \/>\n        \uc704\ud0a4\ubc31\uacfc\ub97c \ubcf4\uba74, \uc2e4\ub9ac\ucf58\uc758 conductivity\uac00 \uc8fc\uc5b4\uc838 \uc788\ub2e4. \ub300\ub7b5 0.001S\/m\uc774 \ub41c\ub2e4. \uc774 \uac12\uc740 \uc54c\ub8e8\ubbf8\ub284\uc758 1000000000\ubd84\uc758 1 \uc815\ub3c4 \ub418\ub294 \uac12\uc774\ub2e4.<br \/>\n        <br \/>\n<a href=\"http:\/\/www.ioffe.rssi.ru\/SVA\/NSM\/Semicond\/Si\/electric.html\" target=\"_blank\" title=\"[http:\/\/www.ioffe.rssi.ru\/SVA\/NSM\/Semicond\/Si\/electric.html]\ub85c \uc774\ub3d9\ud569\ub2c8\ub2e4.\"><br \/>\n         http:\/\/www.ioffe.rssi.ru\/SVA\/NSM\/Semicond\/Si\/electric.html<br \/>\n        <\/a><br \/>\n        \uc5ec\uae30\ub97c \ubcf4\uba74 \uc2e4\ub9ac\ucf58\uc758 mobility\uac00 \uc8fc\uc5b4\uc838 \uc788\ub294\ub370, \ub300\ub7b5 1000\uc815\ub3c4 \ub418\ub294 \uac12\uc774\ub2e4. MKS\ub85c \ubc14\uafb8\uba74 0.1\uc774 \ub41c\ub2e4. \uc989, \uc774 \uac12\ub9cc \ubcf4\uba74 \uc54c\ub8e8\ubbf8\ub284\ubcf4\ub2e4 10\ubc30 \ud06c\ub2e4.<\/p>\n<p>        \ubb54\uac00 \uc774\uc0c1\ud558\ub2e4.<br \/>\n        <br \/>\n        \uc54c\ub8e8\ubbf8\ub284\uc758 mobility\ub97c \ub2e4\uc2dc \uacc4\uc0b0\ud574 \ubcf4\uc558\ub2e4. \uc774 \uacc4\uc0b0\uc740 \uc7ac\ub8cc\uacf5\ud559 \uc804\uacf5\uc778 \uc18c\uc778\ubc30 \ub2d8\uc758 \uc9c0\uc6d0\uc744 \ubc1b\uc544\uc11c \uc774\ub8e8\uc5b4\uc84c\ub2e4.<br \/>\n        <br \/>\n<font size=\"3\"><br \/>\n<span style=\"font-size: 9pt;\"><br \/>\n          mobility  = 3.358E7\/(1.6E-19*10E6*(2.7\/27)*6.02E23)<br \/>\n         <\/span><br \/>\n<\/font><br \/>\n        =<br \/>\n        <b><br \/>\n<b><br \/>\n          0.000348629568<br \/>\n         <\/b><br \/>\n<\/b><br \/>\n<br \/>\n        \uc774 \uac12\uc740 \ub0b4\uac00 \uacc4\uc0b0\ud55c \uac83 \ubcf4\ub2e4 100\ubc30 \ub354 \uc791\uc740 \uac12\uc774\ub2e4. \uc124\ub9c8&#8230;<\/p>\n<p>        \ub0b4\uac00 \ube44\uad50\ud558\ub824\ub294 \ubb3c\uc9c8\uc758 conductivity\ub97c \uc9c1\uc811 \ucc3e\uc544\ubcf4\ub294 \uc218 \ubc16\uc5d0 \uc5c6\uc744 \uac83 \uac19\ub2e4.<\/p>\n<p>\n        (\uc774 \uae00\uc740 \ubbf8\uc2a4\ud14c\ub9ac\uac00 \ud480\ub9bc\uc5d0 \ub530\ub77c \uacc4\uc18d \ucd94\uac00\ub429\ub2c8\ub2e4&#8230;)<\/p>\n<p><\/p>\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=1316\" 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","protected":false},"excerpt":{"rendered":"<p>\uc694\uc998 \ub3c4\uccb4\uc640 \ubc18\ub3c4\uccb4 \ub0b4\ubd80\uc5d0\uc11c\uc758 \uc804\uc790\uc758 mobility\ub97c \uc870\uc0ac\ud558\uace0 \uc788\ub294\ub370, \ud070\uc77c\ub0ac\ub2e4. \uc54c\ub8e8\ubbf8\ub284\uc740 conductivity\ub85c\ubd80\ud130 mobility\ub97c \ub0b4\uac00 \uc9c1\uc811 \uacc4\uc0b0\ud588\uace0, \uc2e4\ub9ac\ucf58\uacfc \uac8c\ub974\ub9c8\ub284\uc740 \uc778\ud130\ub137\uc5d0\uc11c \ucc3e\uc544\ubd24\ub294\ub370&#8230; \uc2e4\ub9ac\ucf58\uc774\ub791 \uac8c\ub974\ub9c8\ub284\uc758 mobility\uac00 \uc54c\ub8e8\ubbf8\ub284\ubcf4\ub2e4 \ub354 \ub192\ub2e4. (\uc218\ubc31\ubc30) \uc5b4\uca4c\uc9c0? -_-; \ub098\ub294 \uc124\ub9c8 \uc0c8\ub85c\uc6b4 \ubc1c\uacac\uc744 \ud55c \uac83\uc774 \uc544\ub2d0\uac70\uc57c. \uc77c\ub2e8 \uc54c\ub8e8\ubbf8\ub284\uc758 mobility\ub97c \uacc4\uc0b0\ud574 \ubcf4\uc790. conductivity = mobility * number density * electric charge \uc774\ub807\uac8c \uc8fc\uc5b4\uc9c4\ub2e4. conductivity\ub294 3.358x$10^7$S\/m\uc774\ub2e4. \uc5ec\uae30\uc11c S\ub294 [&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-8502","post","type-post","status-publish","format-standard","hentry","category-academic"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p8o6gA-2d8","jetpack-related-posts":[],"jetpack_likes_enabled":true,"_links":{"self":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/posts\/8502","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=8502"}],"version-history":[{"count":0,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/posts\/8502\/revisions"}],"wp:attachment":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8502"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8502"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8502"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}