Tasirin Vavilov-Cerenkova: Me kuke buƙatar sani?

Anonim

A cikin fina-finai na ilimin kimiyyar kimiyya, masu amfani da makaman nukiliya da kayan nukiliya koyaushe suna cikin shuɗi. Misali, a fim na farko game da "Iron Man", gwarzo na Tony Stark ya yi ta Robert Dowy moister wanda ke ciyar da kayayyaki. Abin sha'awa, hali mai launin shuɗi, mai ban tsoro daga reactor (zama na ainihi) - ainihin abin da ke faruwa da gaske ana kiransa sakamakon vavilov-Chenekov. Saboda shi ne saboda cewa ruwan da ke kewaye da masu amfani da makaman nukiliya da gaske yana haskaka shuɗi. A karo na farko, wannan sihiri ya lura da wannan masavilist ya lura da Vavilov da Pillovel Chelenkov a cikin dakin binciken da aka yi tasiri da hasken ruwa ya haskaka da shuɗi haske. A cikin 1958, don wannan gano Chenkov ya karbi kyautar Nobel ta samu kyautar Nobel a cikin ilimin kimiyyar, wanda aka raba shi da Igor Tamm, wanda aka bincika wanzuwar sakamako. Kodayake radiation na Vavilov-Chorereko ya bayyana ne kawai bayan wallafa ta Albert Einstein Musamman na Ingilishi, Livision ta annabta a cikin 1888.

Tasirin Vavilov-Cerenkova: Me kuke buƙatar sani? 13073_1
Lokacin da wasu barbashi, kamar barbashi na cosmic, suna motsawa da sauri fiye da saurin haske a cikin wani matsakaici, Varilov-Cherenkov radiation ya bayyana.

Mene ne Vavilov Radawa?

Ba shi yiwuwa a wuce saurin haske a cikin VISUO. Amma lokacin da aka fara magana ta farko yana cikin matsakaici, yana iya wuce wannan iyakance. Don haka, barbashi ya cika a cikin injin da zai iya tashi cikin ruwa a saurin, misali, 29,7,999 29,999,309,799 29,700999,7999,799 29,799,3099,799 29,7999,799,30 A lokacin jirgin, barbashi yayi jinkiri ƙasa ƙasa da makamashi wanda ke buƙatar zuwa wani wuri.

Kamar yadda Tass ya rubuta a cikin wata hujja wanda aka umarce shi zuwa kyautar Nobel din a cikin kimiyyar Likita ta 1958, lokacin da aka yiwa bashin motar, da kuma manyan barbashi sun wuce gona da iri a cikin hanyar radiation Qasta, wannan shine, haske. Daya daga cikin siffofin radiation Cherryko shi ne cewa hakan yafi a cikin wani ci gaba na ulu na ulu, kuma ba cikin shuɗi mai haske ba.

Karanta kuma: Masana kimiyya sun kusanci fahimtar abin da ya sa akwai sararin samaniya

Abin sha'awa, radiation na Cherrykov yayi daidai da sakamakon tasirin sauti. Misali, idan jirgin yana motsawa da sauri fiye da saurin sauti, to, karkatar da iska a kusa da fikafikan jirgin ya faru. Koyaya, idan saurin motsi ya wuce matsakaicin saurin sauti na sauti, to, canjin kwatsam a matsin lamba kuma shoshin raƙuman ruwa ya yada daga jirgin sama tare da saurin sauti.

Tasirin Vavilov-Cerenkova: Me kuke buƙatar sani? 13073_2
Wataƙila kun lura cewa komputa ta Tony Stark din ya haskaka Blue haske.

Gaskiyar cewa radiation ya bayyana, Vavillov, Kersok, Tamm kuma ya bincika daki-daki. Tun daga shekarar 1951, Vavilov bai zama ba, masana kimiyyar lissafi uku sun karbi kyautar Nobel shekaru bakwai bayan haka. Godiya ga aikinsu, yau zaku iya kiyaye hasken Verev-Chenekov kusan ko'ina. A. Yanayin, ba shakka, abin da kuka san inda kuke kallo.

Kuna son kiyaye abreast na sabon labarin daga duniyar shahararren kimiyya da babban fasaha? Biyan kuɗi zuwa tasharmu a Telegram don ba miss kowane abu mai ban sha'awa!

Mai launin shuɗi mai haske

A lokacin da Chenkovo ​​ke wucewa ta ruwa, barbashi cajin motsa da sauri fiye da hasken ta wannan matsakaici. Saboda haka, hasken da ka gani yana da babban mita (ko gajeriyar hanya) fiye da fitowar ta da ta saba. Tun lokacin da haske tare da gajeren yalwar fifafawa a Cherenkov ya fifita radiation, haske kamar shuɗi. Wannan saboda da sauri motsi da da sauri ake cajin barbashi mai ɗaukar ruwa, wanda ke shan ƙarfi kuma ya sake shi a cikin hanyar ɗaukar hoto. Yawancin lokaci wasu photsion suna hana juna (tsangwama masu lalacewa), don haka ba a bayyane wutar ba. Amma lokacin da barbashi ya motsa da sauri fiye da haske na iya tafiya cikin ruwa, madadin girgizar ya haifar da tsangwama mai zurfi wanda muke gani kamar haske.

Yana da ban sha'awa: Menene ƙaramar barbashi a cikin sararin samaniya yayi kama?

Tasirin Vavilov-Cerenkova: Me kuke buƙatar sani? 13073_3
Cheberum Cherenkov yana ci gaba, kuma ƙarfin sa yana ƙaruwa tare da mita; Wannan shi ne ainihin abin da ya ba shi launi mai launin shuɗi mai launin shuɗi, wanda kuke gani a hotunan gidan wanka na iyo.

An yi sa'a, hasken wuta na Vavilov-Chorereko za'a iya amfani dashi ba kawai saboda ruwa a cikin dakin gwaje-gwajen nukiliya zai haskaka shuɗi. Don haka, a cikin reactor na nau'in Basin, yawan shuɗi mai launin shuɗi ana iya amfani da shi don auna nauyin rediyo na shuke da kayan shayar. Ana amfani da radadi a gwaje-gwaje a cikin ilimin mutane na farko - na fata fata cewa zai taimaka musu wajen sanin yanayin da barbashi a karkashin nazari.

Haka kuma, Radadin Chenekovo ya faru yayin da aka sanya kayan kwalliya da kuma daukar nauyin wannan abin da ke cikin sararin samaniya, kamar supernova ya rage, masu gano supernova, masu gano supernova ana amfani da su.

Game da abin da aka gabatar da kyautar Nobel a cikin ilimin kimiyyar a cikin 2020 kuma me yasa masana kimiyya suka yi imani da cewa sauran sauran masana'antu suka kasance ga wannan labarin.

Abin sha'awa, idan an caje tarin barbashi buga a jikin mutum na ido, to, zaku iya ganin hatsarancin ruwan 'yan kwalliya ko kuma sakamakon hatsarin nukiliya, don haka ya fi dacewa ya guji daga wannan kallo mai haske.

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