{"id":1690,"date":"2025-06-19T06:03:35","date_gmt":"2025-06-19T06:03:35","guid":{"rendered":"https:\/\/nbaem.com\/?p=1690"},"modified":"2025-09-17T07:43:02","modified_gmt":"2025-09-17T07:43:02","slug":"diamagnetic-vs-paramagnetic","status":"publish","type":"post","link":"https:\/\/nbaem.com\/sk\/diamagnetic-vs-paramagnetic\/","title":{"rendered":"\u010co je diamagnetick\u00e9 a paramagnetick\u00e9"},"content":{"rendered":"

Diamagnetick\u00e9 vs paramagnetick\u00e9<\/h1>\n

Viete, \u017ee nie v\u0161etky materi\u00e1ly sa spr\u00e1vaj\u00fa rovnako v magnetickom poli? Niektor\u00e9 s\u00fa \u0165ahan\u00e9 dovn\u00fatra, in\u00e9 odstra\u0148ovan\u00e9 pre\u010d. Pozrime sa, pre\u010do.<\/p>\n

Rozdiel medzi diamagnetick\u00fdmi a paramagnetick\u00fdmi materi\u00e1lmi spo\u010d\u00edva v ich magnetickej delikvencii a v tom, ako reaguj\u00fa na vonkaj\u0161ie magnetick\u00e9 polia.<\/strong><\/p>\n

\"Diamagnetick\u00e9

Diamagnetick\u00e9 vs paramagnetick\u00e9 \uff08foto z ChemTalk\uff09<\/a><\/p><\/div>\n

Obidva typy zohr\u00e1vaj\u00fa vedy a techniky d\u00f4le\u017eit\u00e9 \u00falohy\u2014pochopenie ich spr\u00e1vania pom\u00e1ha pri v\u00fdbere materi\u00e1lov pre magnety, senzory a tiene.<\/p>\n

Ak\u00fd je rozdiel medzi diamagnetick\u00fdm a paramagnetick\u00fdm magnetick\u00fdm po\u013eom?<\/h2>\n

Vklad\u00e1te dva materi\u00e1ly do rovnak\u00e9ho magnetick\u00e9ho po\u013ea. Jeden sa k nemu pribli\u017euje, druh\u00fd od neho ustupuje. \u010co sa deje?<\/p>\n

Paramagnetick\u00e9 materi\u00e1ly s\u00fa slab\u0161ie pri\u0165ahovan\u00e9 vonkaj\u0161\u00edmi magnetick\u00fdmi po\u013eami, zatia\u013e \u010do diamagnetick\u00e9 materi\u00e1ly s\u00fa mierne odr\u00e1dzan\u00e9 od nich.<\/strong><\/p>\n

Pochopenie fyziky za t\u00fdm<\/h3>\n

Porovnajme fundament\u00e1lne charakteristiky:<\/p>\n\n\n\n\n\n\n\n\n\n\n
Vlastnos\u0165<\/th>\nParamagnetick\u00e1<\/th>\nDiamagnetick\u00e1<\/th>\n<\/tr>\n<\/thead>\n
Magnetick\u00e1 odpove\u010f<\/td>\nSlab\u00e9 pri\u0165ahovanie<\/td>\nSlab\u00e9 odpudzovanie<\/td>\n<\/tr>\n
Magnetick\u00e9 momenty<\/td>\nNesparten\u00e9 elektr\u00f3ny (celkov\u00fd moment)<\/td>\nP\u00e1r elektr\u00f3nov (\u017eiadny \u010deln\u00fd moment)<\/td>\n<\/tr>\n
Smer indukcie po\u013ea<\/td>\nRovnak\u00e9 ako vonkaj\u0161ie pole<\/td>\nOpa\u010dn\u00e9 vo\u010di vonkaj\u0161iemu po\u013eu<\/td>\n<\/tr>\n
Magnetick\u00e1 susceptibilita<\/td>\nMal\u00e1 a pozit\u00edvna<\/td>\nZ\u00e1porn\u00e1<\/td>\n<\/tr>\n
Zachov\u00e1 magnetizmus?<\/td>\nNo<\/td>\nNo<\/td>\n<\/tr>\n
Pr\u00edkladov\u00e9 materi\u00e1ly<\/td>\nhlin\u00edk, titan, kysl\u00edk<\/td>\nMeden, bismut, kreme\u0148<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Vo svojej ka\u017edodennej pr\u00e1ci s magnetick\u00fdmi zostavami som videl, ako z\u00e1kazn\u00edci nespr\u00e1vne vyberaj\u00fa meden (diamagnetick\u00fd), tam, kde o\u010dak\u00e1vali zosilnenie po\u013ea \u2014 nakoniec p\u00f4sobilo ako tienenie magnetick\u00e9ho po\u013ea, nie jeho zosilnenie. Preto v\u00fdber spr\u00e1vneho typu matters.<\/p>\n

Ktor\u00fd je viac magnetick\u00fd, paramagnetick\u00fd alebo diamagnetick\u00fd?<\/h2>\n

Ak porovn\u00e1me tieto dva, ktor\u00fd z nich vykazuje viac \u201emagnetizmu\u201c?<\/p>\n

Paramagnetick\u00e9 materi\u00e1ly s\u00fa magnetickej\u0161ie ako diamagnetick\u00e9, preto\u017ee s\u00fa pri\u0165ahovan\u00e9 extern\u00fdmi magnetick\u00fdmi po\u013eami, zatia\u013e \u010do diamagnetick\u00e9 materi\u00e1ly s\u00fa odpudzovan\u00e9.<\/strong><\/p>\n

Porovn\u00e1vanie magnetickej sily a u\u017eito\u010dnosti<\/h3>\n

Paramagnetick\u00e9 materi\u00e1ly maj\u00fa nepotiahnut\u00e9 elektr\u00f3ny, ktor\u00e9 sa zara\u010fuj\u00fa so magnetick\u00fdmi po\u013eami \u2014 hoci efekt je mal\u00fd. Tento jav ich rob\u00ed u\u017eito\u010dn\u00fdmi v oblastiach ako MRI a magnetick\u00e9 senzorovanie.<\/p>\n

Diamagnetick\u00e9 materi\u00e1ly naopak odpudzuj\u00fa magnetick\u00e9 pole. Vytv\u00e1raj\u00fa pole v opa\u010dnom smere, \u010do vedie k odpudzovaniu. Tento efekt je e\u0161te slab\u0161\u00ed, ale je stabiln\u00fd a predv\u00eddate\u013en\u00fd \u2014 ide\u00e1lny pre magnetick\u00e9 tienenie a pokusy s levit\u00e1ciou.<\/p>\n\n\n\n\n\n\n\n\n
Spr\u00e1vanie<\/th>\nParamagnetick\u00e1<\/th>\nDiamagnetick\u00e1<\/th>\n<\/tr>\n<\/thead>\n
Citlivos\u0165<\/td>\n~10\u207b\u2075 a\u017e 10\u207b\u00b3<\/td>\n~-10\u207b\u2076 a\u017e -10\u207b\u2075<\/td>\n<\/tr>\n
Odpove\u010f po\u013ea<\/td>\nS\u00falad\u00ed s po\u013eom<\/td>\nOdpiera sa po\u013eu<\/td>\n<\/tr>\n
Typ aplik\u00e1cie<\/td>\nZv\u00e4\u010d\u0161uje magnetick\u00e9 \u00fa\u010dinky<\/td>\n\u0160t\u00edtia alebo odpudzuj\u00fa polia<\/td>\n<\/tr>\n
Pou\u017e\u00edvate\u013esk\u00e9 pr\u00edpady<\/td>\nKontrastn\u00e9 m\u00e9di\u00e1 MRI, senzory<\/td>\nMagnetick\u00e1 levit\u00e1cia, tiene<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

V jednej aplik\u00e1cii senzorov v leteckom a kozmonautickom priemysle som odporu\u010dil prejs\u0165 zo mosadznej (v\u00e4\u010d\u0161inou diamagnetickej) na hlin\u00edkov\u00fa (paramagnetick\u00fa), aby sa dosiahol jemn\u00fd, ale konzistentn\u00fd n\u00e1rast po\u013ea. Zmena zlep\u0161ila jasnos\u0165 sign\u00e1lu o 12%.<\/p>\n

Z\u00e1ver<\/h2>\n

Diamagnetick\u00e9 materi\u00e1ly tla\u010dia pre\u010d od magnetick\u00fdch pol\u00ed; paramagnetick\u00e9 materi\u00e1ly s\u00fa jemne \u0165ahan\u00e9 dovn\u00fatra. Jeden poskytuje tienenie, druh\u00fd zvy\u0161uje. V\u00fdber spr\u00e1vneho m\u00f4\u017ee tvori\u0165 alebo zni\u010di\u0165 v\u00e1\u0161 dizajn.<\/p>\n

","protected":false},"excerpt":{"rendered":"

Diamagnetick\u00e9 vs. paramagnetick\u00e9 Pozn\u00e1te, \u017ee nie v\u0161etky materi\u00e1ly sa v magnetickom poli spr\u00e1vaj\u00fa rovnako? Niektor\u00e9 sa pritiahnu, in\u00e9 s\u00fa odtia\u013e odh\u00e1\u0148an\u00e9. Presk\u00famajme pre\u010do. Rozdiel medzi diamagnetick\u00fdmi a paramagnetick\u00fdmi materi\u00e1lmi spo\u010d\u00edva v ich magnetickej\u0c3f\u0c2f susceptibilite a tom, ako reaguj\u00fa na vonkaj\u0161ie magnetick\u00e9 polia. Obe typy hraj\u00fa [\u2026]<\/p>","protected":false},"author":1,"featured_media":1691,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1690","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"jetpack_featured_media_url":"https:\/\/nbaem.com\/wp-content\/uploads\/2025\/06\/Xnip2025-06-19_13-47-31.jpg","_links":{"self":[{"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/posts\/1690","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/comments?post=1690"}],"version-history":[{"count":3,"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/posts\/1690\/revisions"}],"predecessor-version":[{"id":2815,"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/posts\/1690\/revisions\/2815"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/media\/1691"}],"wp:attachment":[{"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/media?parent=1690"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/categories?post=1690"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/nbaem.com\/sk\/wp-json\/wp\/v2\/tags?post=1690"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}