{"id":14767,"date":"2023-07-02T12:11:05","date_gmt":"2023-07-02T09:11:05","guid":{"rendered":"https:\/\/www.turkishpost.net\/ar\/?p=14767"},"modified":"2023-07-02T12:11:05","modified_gmt":"2023-07-02T09:11:05","slug":"hint-okyanusunun-tabanindaki-devasa-cukurun-gizemi-cozuldu","status":"publish","type":"post","link":"https:\/\/www.turkishpost.net\/ar\/hint-okyanusunun-tabanindaki-devasa-cukurun-gizemi-cozuldu\/","title":{"rendered":"Hint Okyanusu’nun taban\u0131ndaki devasa \u00e7ukurun gizemi \u00e7\u00f6z\u00fcld\u00fc"},"content":{"rendered":"

(The Turkish Post) –<\/strong> Yeni bir ara\u015ft\u0131rmada, Hint Okyanusu’nun deniz taban\u0131n\u0131n bir b\u00f6l\u00fcm\u00fcn\u00fcn, D\u00fcnya’n\u0131n bu b\u00f6lgesinin alt\u0131nda daha az k\u00fctle oldu\u011fu i\u00e7in tuhaf \u015fekilde i\u00e7e \u00e7\u00f6kt\u00fc\u011f\u00fc ortaya \u00e7\u0131kt\u0131.<\/p>\n

Bangalore’daki Hindistan Bilim Enstit\u00fcs\u00fc’nden bilim insanlar\u0131, \u00f6nceki ara\u015ft\u0131rmalarda bu b\u00f6lgenin neden k\u00fcresel deniz seviyesi ortalamas\u0131ndan \u00e7ok daha d\u00fc\u015f\u00fck bir derinlikte oldu\u011funa dair bir\u00e7ok teori \u00f6ne s\u00fcr\u00fclse de bunlar\u0131 kan\u0131tlaman\u0131n zor oldu\u011funu s\u00f6yl\u00fcyor.<\/p>\n

B\u0130LG\u0130SAYAR S\u0130M\u00dcLASYONLARI \u00c7ALI\u015eTIRILDI<\/strong><\/p>\n

Geophysical Research Letters adl\u0131 bilimsel dergide yay\u0131mlanan yeni \u00e7al\u0131\u015fmada, Hint Okyanusu’ndaki bu dev “\u00e7ukurun” D\u00fcnya’n\u0131n yer\u00e7ekiminin bu b\u00f6lgede \u00e7ok d\u00fc\u015f\u00fck olmas\u0131ndan kaynakland\u0131\u011f\u0131 bulundu.<\/p>\n

\u00c7al\u0131\u015fmada bilim insanlar\u0131 “yer\u00e7ekimi \u00e7ukurunun” k\u00f6kenine inmek i\u00e7in son 140 milyon y\u0131ll\u0131k levha tektoni\u011fi hareketlerini yeniden yap\u0131land\u0131rarak bilgisayar sim\u00fclasyonlar\u0131n\u0131 \u00e7al\u0131\u015ft\u0131rd\u0131.<\/p>\n

D\u00fcnya kusursuz bir k\u00fcre olmad\u0131\u011f\u0131ndan ve ekvatora do\u011fru \u015fi\u015fkinlik g\u00f6sterdi\u011finden, gezegendeki yer\u00e7ekimi co\u011frafi b\u00f6lgeler boyunca e\u015fit de\u011fil.<\/p>\n

Bilim insanlar\u0131 bunun yan\u0131nda D\u00fcnya’n\u0131n farkl\u0131 b\u00f6lgelerinde, altlar\u0131ndaki kabuk, manto ve \u00e7ekirdek katmanlar\u0131n\u0131n k\u00fctlesine ba\u011fl\u0131 olarak farkl\u0131 yer\u00e7ekim kuvvetleri sergilendi\u011fini de tespit etti.<\/p>\n

Yeni ara\u015ft\u0131rmada, Hindistan’\u0131n g\u00fcney ucunun yakla\u015f\u0131k 1200 km g\u00fcneybat\u0131s\u0131nda yer alan Hint Okyanusu’nun deniz taban\u0131n\u0131n \u00fc\u00e7 milyon kilometrekarelik geni\u015f bir b\u00f6l\u00fcm\u00fcnde g\u00f6r\u00fclen d\u00fc\u015f\u00fck k\u00fctle\u00e7ekim anomalisinin kayna\u011f\u0131 incelendi.<\/p>\n

Bu b\u00f6lgedeki deniz seviyesinin k\u00fcresel ortalamadan 106 metreden daha fazla a\u015fa\u011f\u0131da oldu\u011fu tespit edildi.<\/p>\n

Yeni \u00e7al\u0131\u015fmada ara\u015ft\u0131rmac\u0131lar, tektonik levhalar\u0131n baz\u0131 b\u00f6l\u00fcmlerinin Afrika’n\u0131n alt\u0131ndaki manto boyunca batt\u0131\u011f\u0131n\u0131 buldu.<\/p>\n

Ara\u015ft\u0131rmac\u0131lar, bu \u00e7\u00f6k\u00fcnt\u00fcye kar\u015f\u0131l\u0131k olarak Hint Okyanusu’nun alt\u0131ndaki mantodan s\u0131cak ve daha az yo\u011funlukta baloncuklar\u0131n f\u0131\u015fk\u0131rd\u0131\u011f\u0131n\u0131 s\u00f6yl\u00fcyor.<\/p>\n

Bilim insanlar\u0131 \u00e7al\u0131\u015fmada \u015f\u00f6yle yazd\u0131: “Burada 140 milyon y\u0131l \u00f6nceden ba\u015flayarak k\u00fcresel manto konveksiyonu modellerinde levhan\u0131n yeniden yap\u0131land\u0131r\u0131lmas\u0131n\u0131 model al\u0131yoruz ve batan Tethyan levhalar\u0131n\u0131n Kayma H\u0131z\u0131n\u0131n D\u00fc\u015f\u00fck Oldu\u011fu B\u00fcy\u00fck Afrika b\u00f6lgesini alt\u00fcst etti\u011fini ve Hint Okyanusu’nun alt\u0131nda bu negatif jeoit anomalisinin olu\u015fumuna yol a\u00e7an kabarc\u0131klar \u00fcretti\u011fini g\u00f6steriyoruz.”<\/p>\n

Bilgisayar sim\u00fclasyonu Afrika’n\u0131n alt\u0131ndaki tektonik plakalar\u0131n yakla\u015f\u0131k 30 milyon y\u0131l \u00f6nce alt mantoya ula\u015ft\u0131\u011f\u0131n\u0131 ve buna kar\u015f\u0131l\u0131k olarak manto kabarc\u0131\u011f\u0131n\u0131n yakla\u015f\u0131k 20 milyon y\u0131l \u00f6nce Hint Okyanusu’nun alt\u0131nda y\u00fckselmeye ba\u015flayarak buran\u0131n, gezegenin en hafif b\u00f6l\u00fcm\u00fc hale gelmesine yol a\u00e7t\u0131\u011f\u0131n\u0131 da tahmin etmeyi ba\u015fard\u0131.<\/p>\n

Bilim insanlar\u0131 bu anomalinin milyonlarca y\u0131l daha s\u00fcrece\u011fini ve mantodan gelen madde ak\u0131\u015f\u0131 durdu\u011funda sona erebilece\u011fini tahmin ediyor.<\/p>\n","protected":false},"excerpt":{"rendered":"

(The Turkish Post) – Yeni bir ara\u015ft\u0131rmada, Hint Okyanusu’nun deniz taban\u0131n\u0131n bir b\u00f6l\u00fcm\u00fcn\u00fcn, D\u00fcnya’n\u0131n bu b\u00f6lgesinin alt\u0131nda daha az k\u00fctle oldu\u011fu i\u00e7in tuhaf \u015fekilde i\u00e7e \u00e7\u00f6kt\u00fc\u011f\u00fc ortaya \u00e7\u0131kt\u0131. Bangalore’daki Hindistan Bilim Enstit\u00fcs\u00fc’nden bilim insanlar\u0131, \u00f6nceki ara\u015ft\u0131rmalarda bu b\u00f6lgenin neden k\u00fcresel deniz seviyesi ortalamas\u0131ndan \u00e7ok daha d\u00fc\u015f\u00fck bir derinlikte oldu\u011funa dair bir\u00e7ok teori \u00f6ne s\u00fcr\u00fclse de […]<\/p>\n","protected":false},"author":2,"featured_media":14770,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"jnews-multi-image_gallery":[],"jnews_single_post":{"source_name":"Independent","source_url":"https:\/\/www.indyturk.com\/node\/644111\/","via_name":"","via_url":"","override_template":"0","override":[{"template":"1","single_blog_custom":"","parallax":"1","fullscreen":"1","layout":"right-sidebar","sidebar":"default-sidebar","second_sidebar":"default-sidebar","sticky_sidebar":"1","share_position":"topbottom","share_float_style":"share-monocrhome","show_share_counter":"0","show_view_counter":"0","show_featured":"1","show_post_meta":"1","show_post_author":"0","show_post_author_image":"1","show_post_date":"1","post_date_format":"default","post_date_format_custom":"Y\/m\/d","show_post_category":"0","show_post_reading_time":"1","post_reading_time_wpm":"300","show_zoom_button":"1","zoom_button_out_step":"4","zoom_button_in_step":"4","show_post_tag":"1","show_prev_next_post":"0","show_popup_post":"1","number_popup_post":"2","show_author_box":"1","show_post_related":"1","show_inline_post_related":"0"}],"override_image_size":"0","image_override":[{"single_post_thumbnail_size":"crop-715","single_post_gallery_size":"crop-500"}],"trending_post":"0","trending_post_position":"meta","trending_post_label":"Trending","sponsored_post":"0","sponsored_post_label":"Sponsored by","sponsored_post_name":"","sponsored_post_url":"","sponsored_post_logo_enable":"0","sponsored_post_logo":"","sponsored_post_desc":"","disable_ad":"0"},"jnews_primary_category":{"id":"2285","hide":""},"jnews_override_bookmark_settings":{"override_bookmark_button":"0","override_show_bookmark_button":"0"},"jnews_social_meta":{"fb_title":"","fb_description":"","fb_image":"","twitter_title":"","twitter_description":"","twitter_image":""},"jnews_override_counter":{"override_view_counter":"0","view_counter_number":"0","override_share_counter":"0","share_counter_number":"0","override_like_counter":"0","like_counter_number":"0","override_dislike_counter":"0","dislike_counter_number":"0"},"footnotes":""},"categories":[2285,1],"tags":[4547,4546,1422],"class_list":["post-14767","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-teknoloji","category-son-haberler","tag-cukur","tag-hint-okyanusu","tag-slider-manset"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/posts\/14767","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/comments?post=14767"}],"version-history":[{"count":0,"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/posts\/14767\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/media\/14770"}],"wp:attachment":[{"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/media?parent=14767"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/categories?post=14767"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.turkishpost.net\/ar\/wp-json\/wp\/v2\/tags?post=14767"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}