{"id":116756,"date":"2022-05-23T18:39:29","date_gmt":"2022-05-23T17:39:29","guid":{"rendered":"https:\/\/material-properties.org\/quest-ce-quun-materiau-paramagnetique-paramagnetisme-definition\/"},"modified":"2022-05-24T09:18:42","modified_gmt":"2022-05-24T08:18:42","slug":"quest-ce-quun-materiau-paramagnetique-paramagnetisme-definition","status":"publish","type":"post","link":"https:\/\/material-properties.org\/fr\/quest-ce-quun-materiau-paramagnetique-paramagnetisme-definition\/","title":{"rendered":"Qu’est-ce qu’un mat\u00e9riau paramagn\u00e9tique – Paramagn\u00e9tisme – D\u00e9finition"},"content":{"rendered":"

Les mat\u00e9riaux paramagn\u00e9tiques sont ceux qui ont des dip\u00f4les atomiques permanents, sur lesquels on agit individuellement et align\u00e9s dans la direction d’un champ externe.<\/div><\/div><\/span><\/p>\n

<\/div><\/span><\/p>\n

\n

La propri\u00e9t\u00e9 magn\u00e9tique<\/span><\/strong>\u00a0fait r\u00e9f\u00e9rence \u00e0 la r\u00e9ponse d’un mat\u00e9riau \u00e0 un\u00a0<\/span>champ magn\u00e9tique appliqu\u00e9<\/span><\/strong>.\u00a0Les propri\u00e9t\u00e9s magn\u00e9tiques macroscopiques d’un mat\u00e9riau sont une cons\u00e9quence des interactions entre un\u00a0<\/span>champ magn\u00e9tique ext\u00e9rieur<\/span><\/strong>\u00a0et les\u00a0<\/span>moments dipolaires magn\u00e9tiques des\u00a0<\/span><\/strong>atomes<\/span><\/strong><\/a> qui le constituent.\u00a0Diff\u00e9rents\u00a0<\/span>mat\u00e9riaux r\u00e9agissent\u00a0<\/span><\/strong>diff\u00e9remment<\/span><\/strong>\u00a0\u00e0 l’application du champ magn\u00e9tique\u00a0.\u00a0Les effets les plus connus se produisent dans\u00a0<\/span>les mat\u00e9riaux ferromagn\u00e9tiques,<\/span><\/strong>\u00a0qui sont fortement attir\u00e9s par les champs magn\u00e9tiques et peuvent \u00eatre magn\u00e9tis\u00e9s pour devenir des aimants permanents, produisant eux-m\u00eames des champs magn\u00e9tiques.\u00a0Seules quelques substances sont ferromagn\u00e9tiques.\u00a0Les plus courants sont le fer, le cobalt et le nickel et leurs alliages.<\/span><\/p>\n

Mat\u00e9riau paramagn\u00e9tique \u2013 Paramagn\u00e9tisme<\/span><\/h2>\n

\"Mat\u00e9riaux<\/a>Les mat\u00e9riaux paramagn\u00e9tiques sont ceux qui ont des dip\u00f4les atomiques permanents, sur lesquels on agit individuellement et\u00a0<\/span>align\u00e9s dans la direction d’un champ externe<\/span><\/strong>.\u00a0Les mat\u00e9riaux diamagn\u00e9tiques et paramagn\u00e9tiques sont consid\u00e9r\u00e9s comme non magn\u00e9tiques car les magn\u00e9tisations sont relativement faibles et ne persistent que lorsqu’un champ appliqu\u00e9 est pr\u00e9sent.\u00a0Si\u00a0<\/span>\u03c7<\/span><\/strong> (<\/span>susceptibilit\u00e9 magn\u00e9tique<\/span><\/strong>) est positif, un mat\u00e9riau peut \u00eatre paramagn\u00e9tique.\u00a0Dans ce cas, le champ magn\u00e9tique dans le mat\u00e9riau est renforc\u00e9 par l’aimantation induite.\u00a0Les mat\u00e9riaux paramagn\u00e9tiques comprennent la plupart des \u00e9l\u00e9ments chimiques et certains compos\u00e9s.\u00a0Ils ont une perm\u00e9abilit\u00e9 magn\u00e9tique relative l\u00e9g\u00e8rement sup\u00e9rieure \u00e0 1 (c’est-\u00e0-dire une petite susceptibilit\u00e9 magn\u00e9tique positive) et sont donc attir\u00e9s par les champs magn\u00e9tiques.\u00a0G\u00e9n\u00e9ralement, les mat\u00e9riaux non magn\u00e9tiques sont dits para- ou diamagn\u00e9tiques car ils ne poss\u00e8dent pas d’aimantation permanente sans champ magn\u00e9tique externe.<\/span><\/p>\n

<\/span><\/p><\/div><\/div><\/span><\/p>\n

\n

<\/span>References :<\/div>
\u00a0<\/div><\/div><\/div><\/span>Science des mat\u00e9riaux:<\/span><\/strong><\/p>\n
    \n
  1. D\u00e9partement am\u00e9ricain de l’\u00e9nergie, science des mat\u00e9riaux.\u00a0DOE Fundamentals Handbook, Volume 1 et 2. Janvier 1993.<\/span><\/li>\n
  2. D\u00e9partement am\u00e9ricain de l’\u00e9nergie, science des mat\u00e9riaux.\u00a0DOE Fundamentals Handbook, Volume 2 et 2. Janvier 1993.<\/span><\/li>\n
  3. William D. Callister, David G. Rethwisch.\u00a0Science et g\u00e9nie des mat\u00e9riaux : une introduction 9e \u00e9dition, Wiley ;\u00a09 \u00e9dition (4 d\u00e9cembre 2013), ISBN-13\u00a0: 978-1118324578.<\/span><\/li>\n
  4. En ligneEberhart, Mark (2003).\u00a0Pourquoi les choses se cassent\u00a0: Comprendre le monde par la mani\u00e8re dont il se d\u00e9compose.\u00a0Harmonie.\u00a0ISBN 978-1-4000-4760-4.<\/span><\/li>\n
  5. Gaskell, David R. (1995).\u00a0Introduction \u00e0 la thermodynamique des mat\u00e9riaux (4e \u00e9d.).\u00a0\u00c9ditions Taylor et Francis.\u00a0ISBN 978-1-56032-992-3.<\/span><\/li>\n
  6. Gonzalez-Vi\u00f1as, W. & Mancini, HL (2004).\u00a0Une introduction \u00e0 la science des mat\u00e9riaux.\u00a0Presse universitaire de Princeton.\u00a0ISBN 978-0-691-07097-1<\/span><\/li>\n
  7. Ashby, Michael;\u00a0Hugh Shercliff;\u00a0David Cebon (2007).\u00a0Mat\u00e9riaux: ing\u00e9nierie, science, traitement et conception (1\u00e8re \u00e9d.).\u00a0Butterworth-Heinemann.\u00a0ISBN 978-0-7506-8391-3.<\/span><\/li>\n
  8. JR Lamarsh, AJ Baratta, Introduction au g\u00e9nie nucl\u00e9aire, 3e \u00e9d., Prentice-Hall, 2001, ISBN : 0-201-82498-1.<\/span><\/li>\n<\/ol>\n

    <\/span><\/p><\/div><\/div>

    <\/div>
    <\/div>
    <\/div><\/div>
    \n

    Voir au dessus:<\/span><\/h2>\n

    Propri\u00e9t\u00e9s magn\u00e9tiques\"\" <\/span><\/a><\/span><\/p><\/div><\/div>

    <\/div><\/div><\/span><\/p>\n

    <\/div><\/span><\/p>\n

    Nous esp\u00e9rons que cet article,\u00a0<\/span>Mat\u00e9riel paramagn\u00e9tique – Paramagn\u00e9tisme<\/span><\/strong>, vous aidera.\u00a0Si oui,\u00a0<\/span>donnez-nous un like<\/span><\/strong>\u00a0dans la barre lat\u00e9rale.\u00a0L’objectif principal de ce site Web est d’aider le public \u00e0 apprendre des informations int\u00e9ressantes et importantes sur les mat\u00e9riaux et leurs propri\u00e9t\u00e9s.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

    Nous esp\u00e9rons que cet article,\u00a0Mat\u00e9riel paramagn\u00e9tique – Paramagn\u00e9tisme, vous aidera.\u00a0Si oui,\u00a0donnez-nous un like\u00a0dans la barre lat\u00e9rale.\u00a0L’objectif principal de ce site Web est d’aider le public \u00e0 apprendre des informations int\u00e9ressantes et importantes sur les mat\u00e9riaux et leurs propri\u00e9t\u00e9s.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[53],"tags":[],"yoast_head":"\nQu'est-ce qu'un mat\u00e9riau paramagn\u00e9tique - Paramagn\u00e9tisme - D\u00e9finition | Propri\u00e9t\u00e9s mat\u00e9rielles<\/title>\n<meta name=\"description\" content=\"Les mat\u00e9riaux paramagn\u00e9tiques sont ceux qui ont des dip\u00f4les atomiques permanents, sur lesquels on agit individuellement et align\u00e9s dans la direction d'un champ externe.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/material-properties.org\/fr\/quest-ce-quun-materiau-paramagnetique-paramagnetisme-definition\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Qu'est-ce qu'un mat\u00e9riau paramagn\u00e9tique - Paramagn\u00e9tisme - D\u00e9finition | Propri\u00e9t\u00e9s mat\u00e9rielles\" \/>\n<meta property=\"og:description\" content=\"Les mat\u00e9riaux paramagn\u00e9tiques sont ceux qui ont des dip\u00f4les atomiques permanents, sur lesquels on agit individuellement et align\u00e9s dans la direction d'un champ externe.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/material-properties.org\/fr\/quest-ce-quun-materiau-paramagnetique-paramagnetisme-definition\/\" \/>\n<meta property=\"og:site_name\" content=\"Material Properties\" \/>\n<meta property=\"article:published_time\" content=\"2022-05-23T17:39:29+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-05-24T08:18:42+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.nuclear-power.com\/wp-content\/uploads\/2019\/12\/paramagnetic-material-ordering.png\" \/>\n<meta name=\"author\" content=\"Nick Connor\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Nick Connor\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/material-properties.org\/fr\/quest-ce-quun-materiau-paramagnetique-paramagnetisme-definition\/\",\"url\":\"https:\/\/material-properties.org\/fr\/quest-ce-quun-materiau-paramagnetique-paramagnetisme-definition\/\",\"name\":\"Qu'est-ce qu'un mat\u00e9riau paramagn\u00e9tique - Paramagn\u00e9tisme - D\u00e9finition | Propri\u00e9t\u00e9s mat\u00e9rielles\",\"isPartOf\":{\"@id\":\"https:\/\/material-properties.org\/fr\/#website\"},\"datePublished\":\"2022-05-23T17:39:29+00:00\",\"dateModified\":\"2022-05-24T08:18:42+00:00\",\"author\":{\"@id\":\"https:\/\/material-properties.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\"},\"description\":\"Les mat\u00e9riaux paramagn\u00e9tiques sont ceux qui ont des dip\u00f4les atomiques permanents, sur lesquels on agit individuellement et align\u00e9s dans la direction d'un champ externe.\",\"breadcrumb\":{\"@id\":\"https:\/\/material-properties.org\/fr\/quest-ce-quun-materiau-paramagnetique-paramagnetisme-definition\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/material-properties.org\/fr\/quest-ce-quun-materiau-paramagnetique-paramagnetisme-definition\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/material-properties.org\/fr\/quest-ce-quun-materiau-paramagnetique-paramagnetisme-definition\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Dom\u016f\",\"item\":\"https:\/\/material-properties.org\/fr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Qu’est-ce qu’un mat\u00e9riau paramagn\u00e9tique – Paramagn\u00e9tisme – D\u00e9finition\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/material-properties.org\/fr\/#website\",\"url\":\"https:\/\/material-properties.org\/fr\/\",\"name\":\"Material Properties\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/material-properties.org\/fr\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/material-properties.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\",\"name\":\"Nick Connor\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/material-properties.org\/fr\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/84c0dec310b44b65da29dc9df6925239?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/84c0dec310b44b65da29dc9df6925239?s=96&d=mm&r=g\",\"caption\":\"Nick Connor\"},\"url\":\"https:\/\/material-properties.org\/fr\/author\/matan\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Qu'est-ce qu'un mat\u00e9riau paramagn\u00e9tique - Paramagn\u00e9tisme - D\u00e9finition | Propri\u00e9t\u00e9s mat\u00e9rielles","description":"Les mat\u00e9riaux paramagn\u00e9tiques sont ceux qui ont des dip\u00f4les atomiques permanents, sur lesquels on agit individuellement et align\u00e9s dans la direction d'un champ externe.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/material-properties.org\/fr\/quest-ce-quun-materiau-paramagnetique-paramagnetisme-definition\/","og_locale":"fr_FR","og_type":"article","og_title":"Qu'est-ce qu'un mat\u00e9riau paramagn\u00e9tique - Paramagn\u00e9tisme - D\u00e9finition | Propri\u00e9t\u00e9s mat\u00e9rielles","og_description":"Les mat\u00e9riaux paramagn\u00e9tiques sont ceux qui ont des dip\u00f4les atomiques permanents, sur lesquels on agit individuellement et align\u00e9s dans la direction d'un champ externe.","og_url":"https:\/\/material-properties.org\/fr\/quest-ce-quun-materiau-paramagnetique-paramagnetisme-definition\/","og_site_name":"Material Properties","article_published_time":"2022-05-23T17:39:29+00:00","article_modified_time":"2022-05-24T08:18:42+00:00","og_image":[{"url":"https:\/\/www.nuclear-power.com\/wp-content\/uploads\/2019\/12\/paramagnetic-material-ordering.png"}],"author":"Nick Connor","twitter_card":"summary_large_image","twitter_misc":{"\u00c9crit par":"Nick Connor","Dur\u00e9e de lecture estim\u00e9e":"3 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/material-properties.org\/fr\/quest-ce-quun-materiau-paramagnetique-paramagnetisme-definition\/","url":"https:\/\/material-properties.org\/fr\/quest-ce-quun-materiau-paramagnetique-paramagnetisme-definition\/","name":"Qu'est-ce qu'un mat\u00e9riau paramagn\u00e9tique - Paramagn\u00e9tisme - D\u00e9finition | Propri\u00e9t\u00e9s mat\u00e9rielles","isPartOf":{"@id":"https:\/\/material-properties.org\/fr\/#website"},"datePublished":"2022-05-23T17:39:29+00:00","dateModified":"2022-05-24T08:18:42+00:00","author":{"@id":"https:\/\/material-properties.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb"},"description":"Les mat\u00e9riaux paramagn\u00e9tiques sont ceux qui ont des dip\u00f4les atomiques permanents, sur lesquels on agit individuellement et align\u00e9s dans la direction d'un champ externe.","breadcrumb":{"@id":"https:\/\/material-properties.org\/fr\/quest-ce-quun-materiau-paramagnetique-paramagnetisme-definition\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/material-properties.org\/fr\/quest-ce-quun-materiau-paramagnetique-paramagnetisme-definition\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/material-properties.org\/fr\/quest-ce-quun-materiau-paramagnetique-paramagnetisme-definition\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Dom\u016f","item":"https:\/\/material-properties.org\/fr\/"},{"@type":"ListItem","position":2,"name":"Qu’est-ce qu’un mat\u00e9riau paramagn\u00e9tique – Paramagn\u00e9tisme – D\u00e9finition"}]},{"@type":"WebSite","@id":"https:\/\/material-properties.org\/fr\/#website","url":"https:\/\/material-properties.org\/fr\/","name":"Material Properties","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/material-properties.org\/fr\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"fr-FR"},{"@type":"Person","@id":"https:\/\/material-properties.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb","name":"Nick Connor","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/material-properties.org\/fr\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/84c0dec310b44b65da29dc9df6925239?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/84c0dec310b44b65da29dc9df6925239?s=96&d=mm&r=g","caption":"Nick Connor"},"url":"https:\/\/material-properties.org\/fr\/author\/matan\/"}]}},"_links":{"self":[{"href":"https:\/\/material-properties.org\/fr\/wp-json\/wp\/v2\/posts\/116756"}],"collection":[{"href":"https:\/\/material-properties.org\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/material-properties.org\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/material-properties.org\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/material-properties.org\/fr\/wp-json\/wp\/v2\/comments?post=116756"}],"version-history":[{"count":0,"href":"https:\/\/material-properties.org\/fr\/wp-json\/wp\/v2\/posts\/116756\/revisions"}],"wp:attachment":[{"href":"https:\/\/material-properties.org\/fr\/wp-json\/wp\/v2\/media?parent=116756"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/material-properties.org\/fr\/wp-json\/wp\/v2\/categories?post=116756"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/material-properties.org\/fr\/wp-json\/wp\/v2\/tags?post=116756"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}