{"id":231840,"date":"2026-02-22T01:08:51","date_gmt":"2026-02-22T07:08:51","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/02\/casimir-effect"},"modified":"2026-02-22T01:08:51","modified_gmt":"2026-02-22T07:08:51","slug":"casimir-effect","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/02\/casimir-effect","title":{"rendered":"Casimir effect"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/casimir-effect2.jpg\"><\/a><\/p>\n<p>In quantum field theory, the Casimir effect (or Casimir force)<sup id= cite_ref-1 class= reference> [ 1 ] <\/sup> is a physical force acting on the macroscopic boundaries of a confined space which arises from the quantum fluctuations of a field. The term Casimir pressure is sometimes used when it is described in units of force per unit area.<sup id= cite_ref-2 class= reference> [ 2 ] <\/sup><sup id= cite_ref-3 class= reference> [ 3 ] <\/sup> It is named after the Dutch physicist Hendrik Casimir, who predicted the effect for electromagnetic systems in 1948.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In quantum field theory, the Casimir effect (or Casimir force) [ 1 ] is a physical force acting on the macroscopic boundaries of a confined space which arises from the quantum fluctuations of a field. The term Casimir pressure is sometimes used when it is described in units of force per unit area. [ 2 [\u2026]<\/p>\n","protected":false},"author":709,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1617],"tags":[],"class_list":["post-231840","post","type-post","status-publish","format-standard","hentry","category-quantum-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/231840","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/709"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=231840"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/231840\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=231840"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=231840"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=231840"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}