{"id":130592,"date":"2024-06-09T14:33:08","date_gmt":"2024-06-09T11:33:08","guid":{"rendered":"https:\/\/milliycha.uz\/?p=130592"},"modified":"2024-06-09T14:33:12","modified_gmt":"2024-06-09T11:33:12","slug":"irvin-irwin-jeyms","status":"publish","type":"post","link":"https:\/\/milliycha.uz\/ru\/irvin-irwin-jeyms\/","title":{"rendered":"Irvin (Irwin) Jeyms"},"content":{"rendered":"\n<p>Irvin (Irwin) Jeyms (1930) \u2014 Ame- Rika astronavti, AQSh harbiy havo kuch- lari (HHK) iste&#8217;fodagi polkov-nigi. &#171;Apollon-15&#187; kosmik kemasida oyga parvoz qilib (1971 y., 26 iyul \u2014 7 avg.), Oy sirtiga tushgan. Iridiy (Yun. iris, iridos \u2014 Kamalak; lot. Indium), Ir \u2014 Mendeleev davriy sistemasining VIII guruhiga mansub kimyoviy element, PLA- Tina metallari turkumiga kiradi. Tar- tib rakami 77, at.m. 192,22. Tabiiy I. ik- kita barkaror izotopdan tashkil topgan: &#171;Chg (37,3%) va |931g (62,7%). I.ning atom radiusi 0,135 nm; ion radiusi (koordi- nasion soni 6 ga teng): Ir3t 0,082 nm, Ir*+ 0,077 nm va 1g5+ 0,071 nm. I. \u2014 siyrak element. Er po&#8217;stida massa jihatidan 1 \u2022 10~7% ni tashkil qiladi. Tabiatda I. va osmiy tutgan minerallar tarki-bida uchraydi. I.ni 1804 y.da ingliz kimyogari S. Tennat kashf etgan. I. Och kumushrang metall. Suyuklanish t-rasi 2447\u00b0, Kay- nash t-rasi 4380\u00b0; zichligi 22,65 g\/sm3 (20\u00b0), suyuq holatdagi I.ni-ki 19,39 g\/ sm3. I. qattiqva mo&#8217;rt; Vik-kers bo&#8217;yicha qattiqligi 2000 MPa, Brintsel bo&#8217;yicha esa 1700-2200 MPa. Oddiy sharoitda havoda barqaror, kislotalar ta&#8217;siriga chidamli. Kislorodli muhitda 600\u2014 1000\u00b0 da qizdirilganda oz mikdorda Di- oksid 1gO2 hosil qiladi. IrO2 \u2014 qora rangli modda, zichligi 11,655 g\/sm3, par- chalanish t-rasi 1100\u00b0 dan yuqori. 1g2o3 \u2014 to&#8217;q havorang kristall modsa; 400\u00b0 da metall I. va kislorodga ajraladi. I. OK- sidlari suv, kislotalar va ishqorlarda erimaydi; mikroelektronikada rezistiv pastalar tayyorlashda qo&#8217;llaniladi. I. galogenlar, oltingugurt b-n birikib te- gishli galogenidlar va sulfidlar hosil qiladi. Sof xrldagi I. maxsus idishlar yuzasini qoplashda, monokristallar (la- zer materiallar, qimmatbaho toshlar va b.) o&#8217;stirishda ishlatiladigan tigellar tayyorlashda qo&#8217;llaniladi. Uning &#171;21g radioaktiv izotopi quvurlarni radio- grafik usudda tekshirishda, shuningdek, tibbiyotda o&#8217;smalarni radioterapiya usu- lida davolashda u-nurlar sifatida ish- latiladi.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Irvin (Irwin) Jeyms (1930) \u2014 Ame- Rika astronavti, AQSh harbiy havo kuch- lari (HHK) iste&#8217;fodagi polkov-nigi. &#171;Apollon-15&#187; kosmik kemasida oyga parvoz qilib (1971 y., 26 iyul \u2014 7 avg.), Oy &hellip; <a href=\"https:\/\/milliycha.uz\/ru\/irvin-irwin-jeyms\/\" class=\"more-link\">Read More<\/a><\/p>\n","protected":false},"author":1,"featured_media":99837,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[199],"tags":[],"class_list":["post-130592","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-i-harfi","entry"],"translation":{"provider":"WPGlobus","version":"3.0.2","language":"ru","enabled_languages":["uz","kr","ru"],"languages":{"uz":{"title":true,"content":true,"excerpt":false},"kr":{"title":false,"content":false,"excerpt":false},"ru":{"title":false,"content":false,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/milliycha.uz\/ru\/wp-json\/wp\/v2\/posts\/130592","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/milliycha.uz\/ru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/milliycha.uz\/ru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/milliycha.uz\/ru\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/milliycha.uz\/ru\/wp-json\/wp\/v2\/comments?post=130592"}],"version-history":[{"count":1,"href":"https:\/\/milliycha.uz\/ru\/wp-json\/wp\/v2\/posts\/130592\/revisions"}],"predecessor-version":[{"id":130596,"href":"https:\/\/milliycha.uz\/ru\/wp-json\/wp\/v2\/posts\/130592\/revisions\/130596"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/milliycha.uz\/ru\/wp-json\/wp\/v2\/media\/99837"}],"wp:attachment":[{"href":"https:\/\/milliycha.uz\/ru\/wp-json\/wp\/v2\/media?parent=130592"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/milliycha.uz\/ru\/wp-json\/wp\/v2\/categories?post=130592"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/milliycha.uz\/ru\/wp-json\/wp\/v2\/tags?post=130592"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}