{"id":1074,"date":"2015-02-25T14:00:07","date_gmt":"2017-02-02T15:01:28","guid":{"rendered":"http:\/\/www.puigciutat.com\/?p=1074"},"modified":"2017-03-01T17:05:46","modified_gmt":"2017-03-01T16:05:46","slug":"geophysics","status":"publish","type":"post","link":"https:\/\/www.puigciutat.com\/en\/geophysics\/","title":{"rendered":"Geophysics"},"content":{"rendered":"<p>Geophysical methods have made it possible to explore the site in detail and more exactly define the geometry of the structures and their geological surroundings. In this context, geophysical surveying has centred on two fields in the western section and, especially, on the field in the eastern sector, as they allow extensive work that is impossible in the wooded areas.<\/p>\n<p>The main techniques used are magnetic surveying, which provides information on areas with alterations in the electromagnetic field like the ones produced by combustion, ground-penetrating radar, which provides a more precise description of built structures, and electrical surveying, which documents variations in the potentials of sediments.<\/p>\n<p>The results and interpretations obtained with the different techniques are used in the planning and management of subsequent excavations.<\/p>\n<p>Image: \u00a9 Orthophotograph property of the Institut Cartogr\u00e0fic i Geol\u00f2gic de Catalunya, accessible on <a href=\"http:\/\/www.icgc.cat\" title=\"Institiut Cartogr\u00e0fic i Geol\u00f2gic de Catalunya\" target=\"_blank\">www.icgc.cat<\/a>.<\/p>\n\n\t<div class=\"slideshow_container slideshow_container_style-light\" data-slideshow-id=\"1078\" data-style-name=\"style-light\" data-style-version=\"2.5.20\" >\n\t\t<div class=\"slideshow_loading_icon\"><\/div>\n\t\t<div class=\"slideshow_content\" style=\"display: none;\">\n\t\t\t<div class=\"slideshow_view\">\n\t\t\t\t<div class=\"slideshow_slide slideshow_slide_image\">\n\t\t\t\t\t\t\t\t\t\t\t<img src=\"https:\/\/www.puigciutat.com\/wp-content\/uploads\/2015\/01\/2b_geofi_mag-b.jpg\" alt=\"Map of the magnetic gradient of sections 1 (west) and 2 (east)\" width=\"1040\" height=\"499\" \/>\n\t\t\t\t\t\t\t\t\t\t<div class=\"slideshow_description_box slideshow_transparent\">\n\t\t\t\t\t\t<div class=\"slideshow_title\">Map of the magnetic gradient of sections 1 (west) and 2 (east)<\/div>\t\t\t\t\t\t<div class=\"slideshow_description\">The blue and red colouring indicates areas with temperature alterations or containing metals. The black linear elements could indicate built structures. The white elements could indicate accumulations of sediments or structures dug into the ground, like silos.<\/div>\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"slideshow_view\">\n\t\t\t\t<div class=\"slideshow_slide slideshow_slide_image\">\n\t\t\t\t\t\t\t\t\t\t\t<img src=\"https:\/\/www.puigciutat.com\/wp-content\/uploads\/2015\/01\/2b_geofi_gpr.jpg\" alt=\"Map of reflected energy\" width=\"1040\" height=\"499\" \/>\n\t\t\t\t\t\t\t\t\t\t<div class=\"slideshow_description_box slideshow_transparent\">\n\t\t\t\t\t\t<div class=\"slideshow_title\">Map of reflected energy<\/div>\t\t\t\t\t\t<div class=\"slideshow_description\">Represented are depths included between 0.55 and 0.65 metres below ground. The built structures and the surface bedrock are in black.<\/div>\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"slideshow_view\">\n\t\t\t\t<div class=\"slideshow_slide slideshow_slide_image\">\n\t\t\t\t\t\t\t\t\t\t\t<img src=\"https:\/\/www.puigciutat.com\/wp-content\/uploads\/2015\/01\/2b_geofi_EC-PRP.jpg\" alt=\"Map of electrical conductivity\" width=\"1040\" height=\"499\" \/>\n\t\t\t\t\t\t\t\t\t\t<div class=\"slideshow_description_box slideshow_transparent\">\n\t\t\t\t\t\t<div class=\"slideshow_title\">Map of electrical conductivity<\/div>\t\t\t\t\t\t<div class=\"slideshow_description\">Obtained from electromagnetic surveying by the ORBIT group at Ghent University (Belgium). In black, the elements of marl and limestone: rock base and building material of the site. In white, clay marls from higher levels.<\/div>\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t<div class=\"slideshow_controlPanel slideshow_transparent\" style=\"display: none;\"><ul><li class=\"slideshow_togglePlay\" data-play-text=\"Play\" data-pause-text=\"Pause\"><\/li><\/ul><\/div>\n\t\t<div class=\"slideshow_button slideshow_previous slideshow_transparent\" role=\"button\" data-previous-text=\"Previous\" style=\"display: none;\"><\/div>\n\t\t<div class=\"slideshow_button slideshow_next slideshow_transparent\" role=\"button\" data-next-text=\"Next\" style=\"display: none;\"><\/div>\n\t\t<div class=\"slideshow_pagination\" style=\"display: none;\" data-go-to-text=\"Go to slide\"><div class=\"slideshow_pagination_center\"><\/div><\/div>\n\t<\/div>\n\n\n","protected":false},"excerpt":{"rendered":"<p>Geophysical methods have made it possible to explore the site in detail and more exactly define the geometry of the structures and their geological surroundings. In this context, geophysical surveying has centred on two fields in the western section and, especially, on the field in the eastern sector, as they allow extensive work that is &hellip; <a href=\"https:\/\/www.puigciutat.com\/en\/geophysics\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Geophysics<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[21],"tags":[237,64,240,235,236,106,233,234,232,239,54,227,238],"class_list":["post-1074","post","type-post","status-publish","format-standard","hentry","category-tecnica-en","tag-archaeological-prospectio","tag-archaeology","tag-clay","tag-electromagnetics","tag-em","tag-geophysics","tag-gpr","tag-ground-penetrating-radar","tag-magnetometry","tag-metals","tag-puig-ciutat","tag-sot","tag-sot-archaeological-prospection"],"_links":{"self":[{"href":"https:\/\/www.puigciutat.com\/en\/wp-json\/wp\/v2\/posts\/1074","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.puigciutat.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.puigciutat.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.puigciutat.com\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.puigciutat.com\/en\/wp-json\/wp\/v2\/comments?post=1074"}],"version-history":[{"count":2,"href":"https:\/\/www.puigciutat.com\/en\/wp-json\/wp\/v2\/posts\/1074\/revisions"}],"predecessor-version":[{"id":1079,"href":"https:\/\/www.puigciutat.com\/en\/wp-json\/wp\/v2\/posts\/1074\/revisions\/1079"}],"wp:attachment":[{"href":"https:\/\/www.puigciutat.com\/en\/wp-json\/wp\/v2\/media?parent=1074"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.puigciutat.com\/en\/wp-json\/wp\/v2\/categories?post=1074"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.puigciutat.com\/en\/wp-json\/wp\/v2\/tags?post=1074"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}