{"id":624907,"date":"2026-01-18T22:48:25","date_gmt":"2026-01-18T21:48:25","guid":{"rendered":"https:\/\/cronologia-universale.it\/september-1954\/"},"modified":"2026-01-18T22:48:25","modified_gmt":"2026-01-18T21:48:25","slug":"november-1947","status":"publish","type":"post","link":"https:\/\/cronologia-universale.it\/en\/november-1947\/","title":{"rendered":"November 1947"},"content":{"rendered":"<p>Bell Labs, NY: Miracle Month of the Transistor. John Bardeen develops the theory of the photovoltaic effect, Walter H. Brattain finds ingenious ways to test it, and through various experiments they arrive at the conception of the first transistor. They used Brattain&#8217;s lab to do so, while Shockley had worked on similar topics in the past, but in recent months had been occupied with other matters.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bell Labs, NY: Miracle Month of the Transistor. John Bardeen develops the theory of the&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"class_list":["post-624907","post","type-post","status-publish","format-standard","hentry","category-fq-en"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>November 1947 - Cronologia Universale<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/cronologia-universale.it\/en\/november-1947\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"November 1947 - Cronologia Universale\" \/>\n<meta property=\"og:description\" content=\"Bell Labs, NY: Miracle Month of the Transistor. John Bardeen develops the theory of the...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/cronologia-universale.it\/en\/november-1947\/\" \/>\n<meta property=\"og:site_name\" content=\"Cronologia Universale\" \/>\n<meta property=\"article:published_time\" content=\"2026-01-18T21:48:25+00:00\" \/>\n<meta name=\"author\" content=\"Rick\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Rick\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/cronologia-universale.it\/en\/november-1947\/\",\"url\":\"https:\/\/cronologia-universale.it\/en\/november-1947\/\",\"name\":\"November 1947 - Cronologia Universale\",\"isPartOf\":{\"@id\":\"https:\/\/cronologia-universale.it\/#website\"},\"datePublished\":\"2026-01-18T21:48:25+00:00\",\"author\":{\"@id\":\"https:\/\/cronologia-universale.it\/#\/schema\/person\/f510f53010edc7a70b16caecf1c4af03\"},\"breadcrumb\":{\"@id\":\"https:\/\/cronologia-universale.it\/en\/november-1947\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/cronologia-universale.it\/en\/november-1947\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/cronologia-universale.it\/en\/november-1947\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/cronologia-universale.it\/en\/universal-cronology\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"November 1947\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/cronologia-universale.it\/#website\",\"url\":\"https:\/\/cronologia-universale.it\/\",\"name\":\"Cronologia Universale\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/cronologia-universale.it\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/cronologia-universale.it\/#\/schema\/person\/f510f53010edc7a70b16caecf1c4af03\",\"name\":\"Rick\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/cronologia-universale.it\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/7f707c665808696c8fa12345661bf0ef3aa60982ce3781ec6cc5b16b7b828ba8?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/7f707c665808696c8fa12345661bf0ef3aa60982ce3781ec6cc5b16b7b828ba8?s=96&d=mm&r=g\",\"caption\":\"Rick\"},\"sameAs\":[\"http:\/\/cronologia-universale.it\"],\"url\":\"https:\/\/cronologia-universale.it\/en\/author\/rick\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"November 1947 - Cronologia Universale","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:\/\/cronologia-universale.it\/en\/november-1947\/","og_locale":"en_US","og_type":"article","og_title":"November 1947 - Cronologia Universale","og_description":"Bell Labs, NY: Miracle Month of the Transistor. John Bardeen develops the theory of the...","og_url":"https:\/\/cronologia-universale.it\/en\/november-1947\/","og_site_name":"Cronologia Universale","article_published_time":"2026-01-18T21:48:25+00:00","author":"Rick","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Rick"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/cronologia-universale.it\/en\/november-1947\/","url":"https:\/\/cronologia-universale.it\/en\/november-1947\/","name":"November 1947 - Cronologia Universale","isPartOf":{"@id":"https:\/\/cronologia-universale.it\/#website"},"datePublished":"2026-01-18T21:48:25+00:00","author":{"@id":"https:\/\/cronologia-universale.it\/#\/schema\/person\/f510f53010edc7a70b16caecf1c4af03"},"breadcrumb":{"@id":"https:\/\/cronologia-universale.it\/en\/november-1947\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/cronologia-universale.it\/en\/november-1947\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/cronologia-universale.it\/en\/november-1947\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/cronologia-universale.it\/en\/universal-cronology\/"},{"@type":"ListItem","position":2,"name":"November 1947"}]},{"@type":"WebSite","@id":"https:\/\/cronologia-universale.it\/#website","url":"https:\/\/cronologia-universale.it\/","name":"Cronologia Universale","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/cronologia-universale.it\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/cronologia-universale.it\/#\/schema\/person\/f510f53010edc7a70b16caecf1c4af03","name":"Rick","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/cronologia-universale.it\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/7f707c665808696c8fa12345661bf0ef3aa60982ce3781ec6cc5b16b7b828ba8?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/7f707c665808696c8fa12345661bf0ef3aa60982ce3781ec6cc5b16b7b828ba8?s=96&d=mm&r=g","caption":"Rick"},"sameAs":["http:\/\/cronologia-universale.it"],"url":"https:\/\/cronologia-universale.it\/en\/author\/rick\/"}]}},"_links":{"self":[{"href":"https:\/\/cronologia-universale.it\/en\/wp-json\/wp\/v2\/posts\/624907","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cronologia-universale.it\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cronologia-universale.it\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cronologia-universale.it\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cronologia-universale.it\/en\/wp-json\/wp\/v2\/comments?post=624907"}],"version-history":[{"count":2,"href":"https:\/\/cronologia-universale.it\/en\/wp-json\/wp\/v2\/posts\/624907\/revisions"}],"predecessor-version":[{"id":690034,"href":"https:\/\/cronologia-universale.it\/en\/wp-json\/wp\/v2\/posts\/624907\/revisions\/690034"}],"wp:attachment":[{"href":"https:\/\/cronologia-universale.it\/en\/wp-json\/wp\/v2\/media?parent=624907"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cronologia-universale.it\/en\/wp-json\/wp\/v2\/categories?post=624907"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cronologia-universale.it\/en\/wp-json\/wp\/v2\/tags?post=624907"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}