{"id":31868,"date":"2019-01-18T01:00:46","date_gmt":"2019-01-17T22:00:46","guid":{"rendered":"https:\/\/bilimvegelecek.com.tr\/?p=31868"},"modified":"2019-01-17T16:59:34","modified_gmt":"2019-01-17T13:59:34","slug":"cinin-pamuk-tohumlari-ayda-filizlendi","status":"publish","type":"post","link":"https:\/\/bilimvegelecek.com.tr\/index.php\/2019\/01\/18\/cinin-pamuk-tohumlari-ayda-filizlendi","title":{"rendered":"\u00c7in\u2019in pamuk tohumlar\u0131 Ay\u2019da filizlendi"},"content":{"rendered":"

\u00c7in Ulusal Uzay \u0130daresi\u2019nin (CNSA) yapt\u0131\u011f\u0131 a\u00e7\u0131klamaya g\u00f6re Chang\u2019e 4 (ismini \u00c7in mitolojisindeki Ay tanr\u0131\u00e7as\u0131ndan al\u0131yor) g\u00f6revi ile Ay\u2019a g\u00f6t\u00fcr\u00fclen pamuk tohumlar\u0131 ba\u015far\u0131yla filizlendi. Bu, Ay \u00fczerinde yeti\u015ftirilen ilk canl\u0131 olma \u00f6zelli\u011fi ta\u015f\u0131yor ve uzun s\u00fcreli uzay ara\u015ft\u0131rmalar\u0131 i\u00e7in \u00f6nemli bir ad\u0131m olarak g\u00f6r\u00fcl\u00fcyor.<\/p>\n

Chongqing \u00dcniversitesi\u2019nin \u0130leri Teknoloji Ara\u015ft\u0131rma Enstit\u00fcs\u00fc taraf\u0131ndan yay\u0131mlanan bir dizi foto\u011frafta, 3 Ocak\u2019ta Ay\u2019\u0131n Von Karman Krateri\u2019nin yak\u0131nlar\u0131na ini\u015f yapan Chang\u2019e 4\u2019\u00fcn Ay\u2019\u0131n y\u00fczeyine yerle\u015ftirdi\u011fi kutunun i\u00e7erisindeki \u0131zgara benzeri bir yap\u0131dan \u00e7\u0131kan pamuk filizleri g\u00f6r\u00fcl\u00fcyor. \u00c7in\u2019deki 28 \u00fcniversitenin ortak \u00e7al\u0131\u015fmas\u0131yla tasarlanan, 18 cm uzunlu\u011funda ve 3 kg a\u011f\u0131rl\u0131\u011f\u0131nda metal bir kutunun i\u00e7erisindeki bu \u201cufak Ay biyosferi\u201d pamuk, patates ve arabidopsis -hardal familyas\u0131ndan bir bitki- tohumlar\u0131, meyvesine\u011fi yumurtalar\u0131, maya ve bunlar\u0131n ihtiya\u00e7 duyaca\u011f\u0131 hava, su, toprak ve besinlerden meydana geliyor. \u00c7inli ara\u015ft\u0131rmac\u0131lar fotosentez ve solunum s\u00fcre\u00e7lerini incelemek \u00fczere geli\u015ftirdikleri bu deneyin tasar\u0131m a\u015famas\u0131ndaki en b\u00fcy\u00fck zorluklardan birinin s\u0131cakl\u0131\u011f\u0131 kontrol alt\u0131na almak oldu\u011funu s\u00f6yl\u00fcyorlar. S\u0131cakl\u0131k de\u011ferlerinin -173o <\/sup>C ila 100o <\/sup>C (veya daha fazlas\u0131) aras\u0131nda \u015fiddetli de\u011fi\u015fimler ge\u00e7irdi\u011fi Ay\u2019da, s\u0131cakl\u0131\u011f\u0131 bitkilerin yeti\u015febilmesi i\u00e7in istenilen de\u011ferde tutmak ciddi bir zorluk. Besin ve nem de\u011ferlerini kontrol alt\u0131nda tutmak kar\u015f\u0131la\u015f\u0131lan zorluklardan bir di\u011feri. Ara\u015ft\u0131rmac\u0131lar\u0131n belirtti\u011fine g\u00f6re Ay\u2019dan g\u00f6nderilen resimler pamuk bitkisinin iyi bir \u015fekilde geli\u015fti\u011fini, di\u011fer bitkilerin ise hen\u00fcz filizlenmedi\u011fini g\u00f6steriyor.<\/p>\n

Daha \u00f6nce astronotlar Uluslararas\u0131 Uzay \u0130stasyonu\u2019nda bitki yeti\u015ftirilmeyi ba\u015farm\u0131\u015ft\u0131, fakat Ay i\u00e7in bu bir ilk. D\u00fcnya d\u0131\u015f\u0131nda bitki yeti\u015ftirmenin gelecekteki uzun d\u00f6nemli uzay g\u00f6revleri i\u00e7in \u00f6nemi b\u00fcy\u00fck. Bu \u00f6zellikle astronotlar\u0131n kendi yiyeceklerini uzay ortam\u0131nda yeti\u015ftirmelerine ve bu sayede D\u00fcnya\u2019dan g\u0131da ikmali olmaks\u0131z\u0131n uzun s\u00fcreli uzay g\u00f6revlerinin ger\u00e7ekle\u015ftirilmesine olanak tan\u0131yabilir.<\/p>\n

Chang\u2019e 4 ayn\u0131 zamanda Ay ortam\u0131n\u0131, kozmik radyasyonu ve G\u00fcne\u015f r\u00fczg\u00e2rlar\u0131yla Ay\u2019\u0131n y\u00fczeyinin etkile\u015fimini incelemek \u00fczere \u0130sve\u00e7, Almanya ve \u00c7in\u2019den biliminsanlar\u0131n\u0131n geli\u015ftirdi\u011fi enstr\u00fcmanlar\u0131 da \u00fczerinde ta\u015f\u0131yor. Bunlara ek olarak ini\u015f arac\u0131ndan Von Karman Krateri\u2019ni incelemek \u00fczere Yutu-2 (Ay Tav\u015fan\u0131) isimli bir y\u00fczey arac\u0131 da g\u00f6nderildi.<\/p>\n

B\u00fct\u00fcn bunlara ek olarak, Chang\u2019e 4 Ay\u2019\u0131n karanl\u0131k y\u00fcz\u00fcne (yani D\u00fcnya\u2019dan daha uzak taraf\u0131na) inen ilk uzay arac\u0131 olma unvan\u0131n\u0131 da ta\u015f\u0131yor. Ay\u2019\u0131n karanl\u0131k y\u00fcz\u00fc daha \u00f6nce uydular arac\u0131l\u0131\u011f\u0131yla g\u00f6r\u00fcnt\u00fclenmi\u015f ve haritalanm\u0131\u015f olmas\u0131na ra\u011fmen, hi\u00e7 ini\u015f yap\u0131lmam\u0131\u015ft\u0131.\u00a0 CNSA yapmay\u0131 planlad\u0131klar\u0131 d\u00f6rt yeni Ay g\u00f6revi daha oldu\u011funu ve Ay\u2019daki \u00f6rnekleri D\u00fcnya\u2019ya getirmek \u00fczere sene sonuna do\u011fru bir insans\u0131z uzay aras\u0131n\u0131n daha f\u0131rlat\u0131laca\u011f\u0131n\u0131 duyurdu.<\/p>\n

Kaynaklar<\/strong><\/p>\n

    \n
  1. https:\/\/m.phys.org\/news\/2019-01-cottoning-chinese-seed-moon.html?fbclid=IwAR0QmyP-8xW1AwufmVnccw5Py_KWyWZhit_cU8w5eq3UsvAxW30mr37weSc<\/li>\n
  2. https:\/\/www.bbc.com\/news\/world-asia-china-46873526<\/li>\n<\/ol>\n

     <\/p>\n

     <\/p>\n","protected":false},"excerpt":{"rendered":"

    \u00c7in Ulusal Uzay \u0130daresi\u2019nin (CNSA) yapt\u0131\u011f\u0131 a\u00e7\u0131klamaya g\u00f6re Chang\u2019e 4 (ismini \u00c7in mitolojisindeki Ay tanr\u0131\u00e7as\u0131ndan al\u0131yor) g\u00f6revi ile Ay\u2019a g\u00f6t\u00fcr\u00fclen pamuk tohumlar\u0131 ba\u015far\u0131yla filizlendi. Bu, Ay \u00fczerinde yeti\u015ftirilen ilk canl\u0131 olma \u00f6zelli\u011fi ta\u015f\u0131yor ve uzun s\u00fcreli uzay ara\u015ft\u0131rmalar\u0131 i\u00e7in \u00f6nemli bir ad\u0131m olarak g\u00f6r\u00fcl\u00fcyor. Chongqing \u00dcniversitesi\u2019nin \u0130leri Teknoloji Ara\u015ft\u0131rma Enstit\u00fcs\u00fc taraf\u0131ndan yay\u0131mlanan bir dizi foto\u011frafta, […]<\/p>\n","protected":false},"author":677,"featured_media":31869,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[30,19,21,217],"tags":[4445,4444,4446,4447],"class_list":["post-31868","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-astronomi","category-bilim-gundemi","category-biyoloji","category-cevre-bilimleri","tag-ayda-cimlenen-ilk-tohumlar","tag-ayda-tarim","tag-cin-astronomisi","tag-cin-ulusal-uzay-idaresi"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t