Ososayensi bathola ama-magnetic nanopowder we-6Ubuchwepheshe be-G
I-NewSwise - Ososayensi bezinto ezibonakalayo bathuthukise indlela esheshayo yokukhiqiza i-epsilon iron oxide futhi ikhombise isithembiso sayo samadivayisi okuxhumana ayisizukulwane esilandelayo. Izakhiwo zayo ezivelele ezivelele zenza kube ngenye yezinto zokwakha ezifiselekayo, ezinjengokuthi isizukulwane esingu-6G esizayo samadivayisi wokuxhumana nokuqoshwa kwamandla kazibuthe okuqinile. Umsebenzi wanyatheliswa ejeni lezezimali Chemistry C, iphephabhuku leRoyal Society of Chemistry. I-Iron Oxide (III) ingenye ye-oxides ebanzi kakhulu emhlabeni. Itholakala kakhulu njenge-hematite yamaminerali (noma i-alpha iron oxide, α-FE2O3). Okunye ukuguqulwa okuzinzile futhi okuvamile kungukuguqulwa kwamaMagemite (noma ukuguqulwa kwe-gamma, γ-Fe2o3). Okwedlule kusetshenziswa kabanzi embonini njengengulube ebomvu, kanye nalokhu kamuva njengendlela yokuqopha kazibuthe. Lokhu kuguqulwa okubili kuhlukile hhayi ekwakhiweni kwe-crystalline kuphela (i-alpha-iron oxide ine-hexagonal syngony kanye ne-gamma-iron oxide ine-cubic syngony) kodwa futhi nasezakhiweni zamandla kazibuthe. Ngaphezu kwalezi zinhlobo ze-iron oxide (iii), kunokuguqulwa okungajwayelekile okufana ne-epsilon-, beta-, i-zeta-, ne-ingilazi. Isigaba esikhange kakhulu yi-epsilon iron oxide, ε-FE2O3. Lokhu kuguqulwa kunamandla amakhulu amakhulu (amandla okuqukethwe ukumelana namandla kazibuthe angaphandle). Amandla afinyelela ku-20 koe ekushiseni kwegumbi, okuqhathaniswa namapharamitha kaWounter asuselwa ezintweni ezibizayo zomhlaba. Ngaphezu kwalokho, izinto ezibonakalayo zithola imisebe ye-electromagnetic ebangeni elijwayelekile le-terashettz (100-300 ghz) ngomphumela wokuvuselela okunjalo kwe-ferromagnetic.Imvamisa ukubonwa kwalezi zindlela zokusebenzisa izinto zokuxhumana ezingenantambo - I-4G Standard isebenzisa amashumi eGigahertz. Kunezinhlelo zokusebenzisa ububanzi be-terahertz obusezingeni eliphansi njengobuchwepheshe besizukulwane sesithupha (6G) ubuchwepheshe obungenantambo, obulungiselelwe ukwethulwa okusebenzayo ezimpilweni zethu ezingama-2030. Into ephumayo ilungele ukukhiqizwa kokuguqula amayunithi noma amasekethe angemuva ngalezi ziva. Isibonelo, ngokusebenzisa ama-nanopowders ahlanganisiwe we-Ece-FE2O3 Kuzokwenzeka ukwenza upende odonsa amagagasi e-electromagnetic futhi ngenxa yalokho amakamelo okuvikelwa avela kumakamelo angaphezulu, futhi avikele amasiginali ekuhlukanisweni kwangaphandle. I-ε-FE2O3 uqobo nayo ingasetshenziswa kumadivayisi we-6G wokwamukela. I-Epsilon Iron Oxide iyindlela engajwayelekile kakhulu futhi enzima ye-Iron Oxide ukuthola. Namuhla, kukhiqizwa ngamanani amancane kakhulu, nenqubo ngokwayo ithatha inyanga. Lokhu, yiqiniso, kubusa isicelo saso esisakazekile. Ababhali bocwaningo bahlakulela indlela yokusheshisa okusheshayo kwe-epsilon iron oxide ekwazi ukunciphisa isikhathi sokuhlanganiswa ngolunye usuku (okuwukuthi, ukwenza umjikelezo ogcwele wezikhathi ezingaphezu kwama-30 ngokushesha!) Nokwandisa inani lomkhiqizo ophumelelayo. Le ndlela ilula ukukhiqiza kabusha, ishibhile futhi ingasetshenziswa kalula embonini, futhi izinto zokwakha ezidingekayo ukuze kubumbenguze - insimbi ne-silicon - ziphakathi kwezinto eziningi kakhulu emhlabeni. "Yize isigaba se-epsilon-iron oxide etholwe ngefomu elihlanzekile ngokuhamba kwesikhathi, ngo-2004, asikaze sithole uhlelo lokusebenza lwezimboni ngenxa yobulukhuni bokubumbana kwalo, ukuqoshwa kwe-PhD. Isihluthulelo sokusetshenziswa ngempumelelo kwezinto ezinezimpawu zokuqopha amarekhodi ukucwaninga ngezakhiwo zabo eziyisisekelo zomzimba. Ngaphandle kokutadisha okujulile, lokho okubonakalayo kungakhohlwa ngokungafanele iminyaka eminingi, njengoba kwenzeka kaningi emlandweni wesayensi. Kwakuyi-tandem yezinto zososayensi eMoscow State University, eyahlanganisa i-Compound, kanye nodokotela besayensi eMic, ababeyifunda ngokuningiliziwe, okwenza ukuthuthuka kube yimpumelelo.
Isikhathi Sokuthumela: Jun-28-2021