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loTonmcodneobis safuZvlebi damwyebTaTvis

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kermetebisgan amzadeben, magaliTad, raketis maRaltemperaturuli<br />

Zravis saqSinebs.<br />

18. keTilSobili liTonebi<br />

oqros, vercxls, platinas, iridiums, osmiums, paladiums da kidev<br />

zogierT sxva liTons keTilSobils uwodeben maTi araCveulebrivad ma-<br />

Rali qimiuri mdgradobis gamo.<br />

oqro (t dn=1064 0 C) ar iJangeba gamdnar mdgomareobaSic ki. oqroze<br />

ar moqmedebs yvelaze mwvave tuteebi da mJavebi. igi mxolod `jojoxe-<br />

Tur~ narevSi ixsneba, romelsac `samefo xsnars~ uwodeben. narevi Sedgeba<br />

sami wili marilmJavisa da erTi wili azotmJavisagan. arsebobs ufro me-<br />

tad keTilSobili liTonebic, magaliTad, iridiumi da osmiumi, romleb-<br />

sac verc `samefo xsnari~ vnebs rames.<br />

oqro metad Wedadi liTonia. misi erTi gramidan SeiZleba gamoiWi-<br />

mos 3,5 km sigrZis Zafi! vercxli ramdenadme salia oqrosTan SedarebiT,<br />

magram isic sakmaod rbili da plastikuria. mniSvnelovnad salia plati-<br />

na, iridiumi da osmiumi. es ukanaskneli `Cempionia~ simkvrivis mixedviT –<br />

misi kuTri wonaa 22,5 g/sm 3 , platinisa – 21,5 g/sm 3 , oqrosi – 19,3 g/sm 3 , xo-<br />

lo vercxlisa – 10,5 g/sm 3 . samagierod eleqtro da Tbogamtarobis mixed-<br />

viT pirvel adgilzea vercxli. am maCveneblebiT mas umniSvnelod Camor-<br />

Ceba oqro.<br />

ZvelTaZveli droidan dRemde keTilSobili liTonebis umravle-<br />

soba gamoiyeneboda yvelanairi samkaulisa da kbilis proTezis dasamza-<br />

deblad. amJamad ki keTilSobili liTonebis 80%-mde ixarJeba xelsawyoT-<br />

mSeneblobasa da qimiur mrewvelobaSi. Tu adre oqroTi mxolod taZrebis<br />

gumbaTebsa da sasadilo WurWels faravdnen, amJamad maT gamoiyeneben ra-<br />

ketebis, dedamiwis xelovnuri Tanamgzavrebis, kosmosuri xomaldebis, da-<br />

muxtuli nawilakebis amaCqareblebisa da TviTmfrinavis gansakuTrebiT<br />

sapasuxismgeblo detalebis dasafarad. uTxelesi (milimetris memilione-<br />

di) oqros feniT faraven hermomuzaradis saCexs, romelic Tavisuflad<br />

atarebs xilul sinaTles, xolo infrawiTeli gamosxivebis 60%-s ireklavs.<br />

oqro warmoadgens zogierTi qimiuri reaqciis katalizators, maga-<br />

75

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