Argon (chiratidzo Ar, atomu nhamba 18) igesi rakanaka rinoonekwa nehunhu hwaro husina ruvara, husina hwema, uye husina kunaka—hunhu hunoriita kuti rive rakachengeteka kunzvimbo dzakavharwa kana dzakavharirwa. Rine angangoita 0.93% yemhepo yepasi, rakawanda kupfuura mamwe magasi akanaka akadai se neon (0.0018%) kana krypton (0.00011%), zvichiripa mukana wekushandiswa zvakanyanya. Kugadzikana kwaro kwemakemikari kunobva mugoko rekunze remaerekitironi (maerekitironi masere evalence), zvinoreva kuti harimbofi rakagadzira makemikari nezvimwe zvinhu—kunyangwe pakupisa kwakanyanya kana pasi pekumanikidzwa kwakanyanya. Pakupisa kwakajairwa uye kumanikidzwa (STP), argon iripo segasi remonatomic (rinoumbwa nemaatomu rimwe chete, kusiyana neokisijeni yediatomic kana nitrogen), rine poindi yekufashaira ye -185.8°C uye poindi yekuomesa ye -189.3°C. Kupisa uku kwakaderera zvakanyanya zvinoreva kuti inoda nzvimbo yekuchengetedza zvinhu, asi zvinoitawo kuti ive yakakodzera kushandiswa senge michina inotonhodza, sezvo isingapindi nezvinhu kunyangwe kana yakatonhora kusvika pazero zvachose.
Argon inowanzo paradzaniswa nemhepo kuburikidza nekudistilla kwechikamu, nzira chaiyo, ine matanho akawanda. Kutanga, mhepo yemuchadenga inoseferwa kubvisa guruva, utsi hwemvura, uye kabhoni dioxide—tsvina inogona kukanganisa kutonhora kana kusvibisa chigadzirwa chekupedzisira. Tevere, mhepo yakacheneswa inomanikidzwa uye inotonhodzwa muheat exchanger, pakupedzisira inosvika -200°C, iyo inoishandura kuita mvura. Mhepo iyi yemvura inopombwa mushongwe refu yekudistilla, kwainodziiswa zvishoma nezvishoma. Nekuti magasi akasiyana ari mumhepo ane mapoinzi akasiyana ekufashaira—nitrogen inofashaira pa -195.8°C (yakaderera pane argon), oxygen pa -183°C (yakakwirira pane argon)—anopfava pamatanho akasiyana eshongwe. Gasi renitrogen rinokwira kumusoro uye rinounganidzwa kutanga, nepo oxygen ichiramba iri mvura pasi. Argon, ine poindi yayo yekufashaira iri pakati, inoungana pakati peshongwe, kwainobviswa. Argon yakaunganidzwa inotumirwa nedanho rechipiri rekuchenesa kuti ibvise chero nitrogen kana okisijeni yasara, zvichikonzera argon yemhando yepamusoro (99.99% yakachena) kana argon yakachena kwazvo (99.999% yakachena) yekushandisa tekinoroji yepamusoro.
Kusashanda kweArgon kunoita kuti ive chinhu chakakosha mumaindasitiri akasiyana-siyana. Mukugadzira simbi, igesi rakakosha rekudzivirira maitiro ekuwelda senge MIG (Metal Inert Gas) uye TIG (Tungsten Inert Gas). Kana ikashandiswa kuwelda simbi dzakadai sealuminium, stainless steel, kana titanium, inogadzira chipingamupinyi chinodzivirira chakakomberedza nzvimbo yekuwelda, ichidzivirira oxidation iyo inogona kushayisa simba jointi kana kukonzera zvikanganiso—zvakakosha pakugadzira mafuremu emotokari, zvikamu zvendege, uye zvinhu zvekuvaka. Indasitiri yemagetsi inovimba neargon yakachena kwazvo kugadzira semiconductors: panguva yekuiswa kwesimbi yakatetepa kana silicon layers pama microchips, argon inozadza imba yekugadzira, ichiva nechokwadi chekuti hapana zvidimbu zvemhepo zvinosvibisa maseketi akatetepa. Kunze kwemaindasitiri akakura, argon inowedzera hupenyu hwemabara emwenje anopenya nekudzora kubuda kwemafuta etungsten (kunowedzera hupenyu hwemabharubhu kaviri zvichienzaniswa nemabara akazadzwa nemhepo) uye inochengetedza zvinhu zvekare—senge manyoro ekare kana machira asina kusimba—mumakesi ekuratidzira emuseum, uko inotsiva okisijeni kuti imise kuora. Inobatsirawo pakurongedza chikafu, uko chinosanganiswa nenitrogen kuti chibudise okisijeni, kuchengetedza zvinhu zvakabikwa, zvekudya zvidiki, uye zvirimwa zvitsva zviri zvitsva kwenguva yakareba.
Panyaya dzehupfumi, argon inzvimbo inokosha zvikuru nekuda kwekudiwa kwayo kwakapararira uye mitengo yakaderera yekugadzira. Sezvo zvinhu zvayo zviri mhepo—chiwanikwa chisingaperi, chisina muganho—kudistribution yezvikamu zvishoma kunochengetedza mari, kunyanya kana zvakabatana nekugadzirwa kwenitrogen kana okisijeni (zvirimwa zvakawanda zvinogadzira magasi ese matatu panguva imwe chete, zvichideredza mari inobhadharwa). Musika wepasi rose weargon unokosheswa neanopfuura mabhiriyoni masere emadhora pagore, nekukura kwakasimba kwe5–7% pagore. Kukura uku kunokonzerwa nemaindasitiri akaita semotokari (sezvo kugadzirwa kwemotokari dzemagetsi kuchiwedzera, kunoda welding yakanyatsonaka), zvemagetsi (kuwedzera 5G nekugadzira semiconductor), uye simba rinogona kudzokororwa (kugadzirwa kwe solar panel kunoshandisa argon kuputira masero e photovoltaic). Kusiyana nemagasi asina kujairika (krypton inodhura ka10–20 kupfuura, xenon ka50–100 kupfuura), kukwanisika kweargon kunoita kuti iwanikwe kune mafekitori makuru nema laboratories madiki. Sezvo tekinoroji yepasi rose nekuvandudzwa kwezvivakwa zvichikurumidza, kudiwa kweargon kunotarisirwa kuwedzera zvakanyanya, zvichisimbisa basa rayo sechinosimudzira kukura kwemaindasitiri nehunyanzvi hwetekinoroji pasi rese.
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