![\"G\u00fcne\u015f'in](\"https:\/\/images.ntv.com.tr\/images\/DASPIWWQ7FNEPEKEGZDKR2K6PY-987582.jpg?width=930&format=webp\")
<\/p>\n<\/p>\n
G\u00f6kbilimciler, G\u00fcne\u015f’in g\u00f6zle g\u00f6r\u00fclebilir y\u00fczeyinin bug\u00fcne kadarki en y\u00fcksek \u00e7\u00f6z\u00fcn\u00fcrl\u00fckl\u00fc g\u00f6r\u00fcnt\u00fclerini elde ederek a\u015f\u0131r\u0131 \u0131s\u0131nm\u0131\u015f g\u00fcne\u015f gazlar\u0131nda burgulu ve girdap benzeri yap\u0131lar g\u00f6zlemledi.<\/p>\n
G\u00f6kbilimciler, G\u00fcne\u015f’in g\u00f6zle g\u00f6r\u00fclebilir y\u00fczeyinin bug\u00fcne kadarki en y\u00fcksek \u00e7\u00f6z\u00fcn\u00fcrl\u00fckl\u00fc g\u00f6r\u00fcnt\u00fclerini elde ederek a\u015f\u0131r\u0131 \u0131s\u0131nm\u0131\u015f g\u00fcne\u015f gazlar\u0131nda burgulu ve girdap benzeri yap\u0131lar g\u00f6zlemledi.<\/p>\n
\u00a0<\/p>\n
Bu yap\u0131lar, Vincent van Gogh’un 1889 tarihli “Y\u0131ld\u0131zl\u0131 Gece” tablosundaki gece g\u00f6ky\u00fcz\u00fcnde tasvir edilen bi\u00e7imleri and\u0131r\u0131yor.<\/p>\n
\u00a0<\/p>\n
Ara\u015ft\u0131rmac\u0131lar, yakla\u015f\u0131k 1,4 milyon kilometrelik toplam g\u00fcne\u015f \u00e7ap\u0131na k\u0131yasla yakla\u015f\u0131k 100 kilometre derinli\u011finde nispeten ince bir tabaka olan G\u00fcne\u015f’in fotosfer katman\u0131n\u0131n bir b\u00f6l\u00fcm\u00fcne ili\u015fkin g\u00f6zlemleri, ABD Ulusal Bilim Vakf\u0131’n\u0131n Hawaii’de bulunan Daniel K. Inouye G\u00fcne\u015f Teleskobu’nu kullanarak ger\u00e7ekle\u015ftirdi.<\/p>\n
\u00a0<\/p>\n
Dura\u011fan g\u00f6r\u00fcnt\u00fcler ve zaman atlamal\u0131 video kayd\u0131, s\u00fcrekli b\u00fcy\u00fcyen s\u0131cak plazma girdaplar\u0131n\u0131 ortaya koyuyor.<\/p>\n
\u00a0<\/p>\n
Plazma, elektron ad\u0131 verilen atom alt\u0131 par\u00e7ac\u0131klar\u0131n atomlardan serbest kalarak y\u00fckl\u00fc par\u00e7ac\u0131klardan olu\u015fan bir \u00e7orba meydana getirece\u011fi kadar y\u00fcksek s\u0131cakl\u0131klara \u0131s\u0131t\u0131lm\u0131\u015f gaz\u0131 ifade ediyor.<\/p>\n
G\u00f6zlemlenen girdaplar\u0131n \u00e7ap\u0131, d\u00fcnyan\u0131n en g\u00fc\u00e7l\u00fc g\u00fcne\u015f teleskobu taraf\u0131ndan tespit edilebilen minimum \u00f6l\u00e7ek olan yakla\u015f\u0131k 19 kilometreden yakla\u015f\u0131k 170 kilometreye kadar uzan\u0131yor.<\/p>\n
\u00a0<\/p>\n
Bu boyutlar insan \u00f6l\u00e7e\u011finde b\u00fcy\u00fck ancak bir y\u0131ld\u0131z y\u00fczeyi \u00f6l\u00e7e\u011finde k\u00fc\u00e7\u00fck kabul ediliyor.<\/p>\n
\u00a0<\/p>\n
Ara\u015ft\u0131rmac\u0131lar, yap\u0131lan g\u00f6zlemlerin G\u00fcne\u015f’in ve di\u011fer y\u0131ld\u0131zlar\u0131n dinami\u011fini etkileyen temel fiziksel s\u00fcre\u00e7lere dair kavray\u0131\u015f sunabilece\u011fini belirtti.<\/p>\n
\u00a0<\/p>\n
Bu s\u00fcre\u00e7ler aras\u0131nda, D\u00fcnya’daki uydular\u0131n, GPS navigasyonunun, elektrik \u015febekelerinin ve k\u00fcresel ileti\u015fimin \u00e7al\u0131\u015fmas\u0131n\u0131 etkileyebilen G\u00fcne\u015f y\u00fczeyindeki patlamalar da yer al\u0131yor.<\/p>\n
\u00a0<\/p>\n
K\u0131vr\u0131ml\u0131 ve dairesel yap\u0131lar rastgele bi\u00e7imleri temsil etmiyor; aksine bir y\u0131ld\u0131z\u0131n y\u00fczeyinde Kelvin-Helmholtz karars\u0131zl\u0131\u011f\u0131 (KHI) olarak adland\u0131r\u0131lan olgunun ilk kez tespit edilmesini simgeliyor.<\/p>\n
\u0130lk olarak 19. y\u00fczy\u0131lda tan\u0131mlanan KHI, iki paralel ak\u0131\u015fkan veya gaz ak\u0131nt\u0131s\u0131n\u0131n farkl\u0131 h\u0131zlarda hareket ederken etkile\u015fime girmesiyle meydana gelen dinamik bir s\u00fcreci ifade ediyor.<\/p>\n
\u00a0<\/p>\n
Colorado’daki Ulusal Bilim Vakf\u0131 Ulusal G\u00fcne\u015f G\u00f6zlemevi’nde k\u0131demli bilim insan\u0131, Inouye teleskobunun enstr\u00fcman program\u0131 bilim insan\u0131 ve \u00e7ar\u015famba g\u00fcn\u00fc Nature dergisinde yay\u0131mlanan \u00e7al\u0131\u015fman\u0131n e\u015f ba\u015fyazar\u0131 olan g\u00f6kbilimci Friedrich W\u00f6ger, “Ara y\u00fczey karars\u0131z hale gelebilir ve r\u00fczgarl\u0131 ko\u015fullarda bir g\u00f6lde veya okyanusta olu\u015fan dalgalara benzer \u015fekilde, boyutlar\u0131 ayr\u0131\u015fana kadar b\u00fcy\u00fcyen dalga benzeri girdaplar geli\u015ftirebilir” dedi.<\/p>\n
\u00a0<\/p>\n
W\u00f6ger, KHI’nin neden oldu\u011fu burgulu bulutlar\u0131n D\u00fcnya’da nadir de olsa iyi bilinen bir meteorolojik olay oldu\u011funu, ayr\u0131ca gaz devi gezegenler J\u00fcpiter ve Sat\u00fcrn’\u00fcn atmosferlerinde de g\u00f6zlemlendi\u011fini ifade etti.<\/p>\n
\u00a0<\/p>\n
W\u00f6ger, “Burada, D\u00fcnya’da bildi\u011fimiz dalgalardan ve bulutlardan fark\u0131, etkile\u015fime giren iki ak\u0131\u015fkan\u0131n yakla\u015f\u0131k 5 bin 540 santigrat derece s\u0131cakl\u0131kta s\u0131cak plazma olmas\u0131 ve karars\u0131zl\u0131\u011f\u0131n geli\u015fmesi i\u00e7in gerekli ko\u015fullar\u0131n olu\u015fmas\u0131na yard\u0131mc\u0131 olan bir manyetik alan i\u00e7inde hareket etmesidir” diye konu\u015ftu.<\/p>\n
\u00a0<\/p>\n
KHI, g\u00fcne\u015f manyetik alan\u0131n\u0131 b\u00fckerek aniden bir patlamay\u0131 tetikleyebilecek enerji \u00fcretiyor.<\/p>\n
“GER\u00c7EK B\u0130R OYUN DE\u011e\u0130\u015eT\u0130R\u0130C\u0130”<\/p>\n
\u00a0<\/p>\n
W\u00f6ger, g\u00fcne\u015f KHI’sinin ke\u015ffini “ger\u00e7ek bir oyun de\u011fi\u015ftirici” olarak niteledi ve bunun G\u00fcne\u015f’in kendi atmosferine nas\u0131l enerji sa\u011flad\u0131\u011f\u0131n\u0131 anlamak i\u00e7in yeni bir \u00e7er\u00e7eve a\u00e7t\u0131\u011f\u0131n\u0131 s\u00f6yledi.<\/p>\n
\u00a0<\/p>\n
Ulusal G\u00fcne\u015f G\u00f6zlemevi g\u00f6kbilimcisi ve \u00e7al\u0131\u015fman\u0131n e\u015f ba\u015fyazar\u0131 David Kuridze, “G\u00fcne\u015f ve G\u00fcne\u015f benzeri y\u0131ld\u0131zlar, manyetik unsurlar\u0131 i\u00e7inde h\u0131zl\u0131 ve patlamal\u0131 olaylardan olu\u015fan b\u00fct\u00fcn bir spektrumla karakterize edilen son derece dinamik sistemlerdir. Bu patlamalar\u0131n nas\u0131l tetiklendi\u011fi, modern g\u00fcne\u015f fizi\u011findeki ana s\u0131n\u0131rlardan biridir” dedi.<\/p>\n
\u00a0<\/p>\n
KHI tezah\u00fcr\u00fc, G\u00fcne\u015f’in d\u0131\u015f atmosferinin neden bu kadar \u0131s\u0131nd\u0131\u011f\u0131n\u0131 ve manyetik enerjinin G\u00fcne\u015f y\u00fczeyinde neden birikti\u011fini ve hareket etti\u011fini a\u00e7\u0131klamaya yard\u0131mc\u0131 olabilir.<\/p>\n
\u00a0<\/p>\n
Kuridze, KHI taraf\u0131ndan \u00fcretilen s\u00fcrekli b\u00fck\u00fclme hareketlerinin, ta\u00e7k\u00fcre k\u00fctle at\u0131mlar\u0131n\u0131 ve g\u00fcne\u015f patlamalar\u0131n\u0131 tetiklemek i\u00e7in gereken enerjiyi kademeli olarak in\u015fa edebilece\u011fini s\u00f6yledi.<\/p>\n
\u00a0<\/p>\n
Ta\u00e7k\u00fcre k\u00fctle at\u0131mlar\u0131, G\u00fcne\u015f y\u00fczeyinden f\u0131rlat\u0131lan ve manyetik alan \u00e7izgileriyle \u00f6r\u00fclm\u00fc\u015f devasa gaz kabarc\u0131klar\u0131n\u0131 ifade ediyor. G\u00fcne\u015f patlamalar\u0131 ise \u0131\u015f\u0131\u011f\u0131, enerjiyi ve y\u00fcksek h\u0131zl\u0131 par\u00e7ac\u0131klar\u0131 uzaya savuran G\u00fcne\u015f \u00fczerindeki devasa patlamalar.<\/p>\n
Bilimsel boyutunun yan\u0131 s\u0131ra ara\u015ft\u0131rmac\u0131lar, G\u00fcne\u015f’in bu yeni yak\u0131n \u00e7ekim g\u00f6r\u00fcnt\u00fclerinin esteti\u011fine de dikkat \u00e7ekti.<\/p>\n
\u00a0<\/p>\n
W\u00f6ger, “G\u00f6r\u00fcnt\u00fclerdeki esteti\u011fi bizim a\u00e7\u0131m\u0131zdan tan\u0131mlamaya belki de en \u00e7ok yakala\u015fan s\u00f6zc\u00fck ‘g\u00f6rkemli’ olabilir” ifadesini kulland\u0131.<\/p>\n
\u00a0<\/p>\n
Kuridze ise \u015f\u00f6yle konu\u015ftu:<\/p>\n
\u00a0<\/p>\n
“\u0130lgin\u00e7 bir \u015fekilde, sanat\u00e7\u0131lar eserlerinde bu ak\u0131\u015fkan dinami\u011fi sezgisini uzun zamand\u0131r yakalam\u0131\u015flard\u0131r. \u00dcnl\u00fc bir \u00f6rnek, g\u00f6ky\u00fcz\u00fcn\u00fcn girdap yap\u0131lar\u0131n\u0131n t\u00fcrb\u00fclansl\u0131 KHI yap\u0131lar\u0131na yak\u0131ndan benzedi\u011fi Van Gogh’un ‘Y\u0131ld\u0131zl\u0131 Gece’ tablosudur. Benzer bir paralellik, Hokusai’nin \u00fcnl\u00fc ah\u015fap bask\u0131 eseri ‘Kanagawa Okyanusu \u00dcst\u00fcnde B\u00fcy\u00fck Dalga’da da g\u00f6r\u00fcl\u00fcyor; burada dalgan\u0131n k\u0131vr\u0131lan tepeleri KHI dalgalar\u0131n\u0131n simgesel bi\u00e7imini yank\u0131l\u0131yor. Bu durum do\u011fan\u0131n temel geometrisinin insan sanat\u0131yla nas\u0131l derinden yank\u0131land\u0131\u011f\u0131n\u0131 g\u00f6steriyor.”<\/i><\/p>","protected":false},"excerpt":{"rendered":"
G\u00f6kbilimciler, G\u00fcne\u015f’in g\u00f6zle g\u00f6r\u00fclebilir y\u00fczeyinin bug\u00fcne kadarki en y\u00fcksek \u00e7\u00f6z\u00fcn\u00fcrl\u00fckl\u00fc g\u00f6r\u00fcnt\u00fclerini elde ederek a\u015f\u0131r\u0131 \u0131s\u0131nm\u0131\u015f g\u00fcne\u015f gazlar\u0131nda burgulu ve girdap benzeri yap\u0131lar g\u00f6zlemledi. G\u00f6kbilimciler, G\u00fcne\u015f’in g\u00f6zle g\u00f6r\u00fclebilir y\u00fczeyinin bug\u00fcne kadarki en y\u00fcksek \u00e7\u00f6z\u00fcn\u00fcrl\u00fckl\u00fc g\u00f6r\u00fcnt\u00fclerini elde ederek a\u015f\u0131r\u0131 \u0131s\u0131nm\u0131\u015f g\u00fcne\u015f gazlar\u0131nda burgulu ve girdap benzeri yap\u0131lar g\u00f6zlemledi. \u00a0 Bu yap\u0131lar, Vincent van Gogh’un 1889 tarihli “Y\u0131ld\u0131zl\u0131 …<\/p>","protected":false},"author":1,"featured_media":10104,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"pagelayer_contact_templates":[],"_pagelayer_content":"","footnotes":""},"categories":[21],"tags":[],"class_list":["post-10103","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-teknoloji"],"yoast_head":"\n