UNikolai Kakhidze, umfundi weziqu ze-Faculty of Physics kanye nobunjiniyela, uphakamise ukusebenzisa amadayimane noma i-aluminium oxide nanoparticles njengenye indlela yokubiza amabisi e-aluminium alloys enobunzima. Izinto ezintsha zizobiza amahlandla ama-4 ngaphansi kwe-analand-equkethe i-analog enezakhiwo ezisondelene ngokomzimba nezemishini.
Njengamanje, izinkampani eziningi ezakha umkhumbi zilwela ukufaka esikhundleni sensimbi esindayo ngezinto zokwakha ezikhanyayo nezikhanyayo. Ngaphezu kokukhulisa umthamo wokuthwala, lokhu kungafakwa kahle ekunciphiseni ukusetshenziswa kwamafutha, kunciphisa ukukhishwa okuyingozi emkhathini futhi kwandise ukuhamba komkhumbi nokusheshisa ukulethwa kwezimpahla. Amabhizinisi ezimboni nasezimbonini zase-Aerospace anentshisekelo ngezinto ezintsha.
Izinto ezihlanganisiwe ze-aluminium matrix ziguqulwe nge-Scandium zaba yinto enhle. Kodwa-ke, ngenxa yezindleko eziphakeme zeScandium, ukusesha okusebenzayo kuyaqhubeka ku-modifier engabizi kakhulu. UNikolai Kakhidze uhlongoze indawo yokubuyisela iScandium ngedayimane noma i-aluminium oxide nanoparticles. Umsebenzi wakhe uzoba ukuthuthukisa indlela yokwethulwa okulungile kwama-nanopowder ku-metal kuncibilike.
Lapho wethulwa ngokuqondile ekunciphiseni ukuncibilika, ama-nanoparticles ahlanganiswe abe ngama-agglomerates, axidized, futhi awazange avele, futhi akha ama-pores azungeze. Ngenxa yalokhu, ukungcola okungafuneki kutholakala esikhundleni sokuqinisa izinhlayiya. Elebhu yamandla aphezulu kanye nezinto ezikhethekile eTomsk State University, uSergey Vorozhtsov usuvele wasungula ukuqina kwe-aluminium kanye ne-magnesium eqinisekisa ukwethulwa okulungile kwama-nanopacticles ancibilikile futhi aqede izinkinga zokukhula nokufakelwa.
- Ngokusekelwe ekwakhiweni kozakwethu, iphrojekthi yami iphakamisa isixazululo esilandelayo: Ama-nanopowders ahlukaniswa ama-de-aggged (asatshalaliswa) ku-aluminium esayizi ama-aluminium asayizi we-aluminium esebenzisa imisebenzi eminingana yezobuchwepheshe esebenzisa imisebenzi eminingana yezobuchwepheshe. Lapho-ke i-ligature ihlelwe kusuka kule ngxube eyakhiwe ngokwanele kwezobuchwepheshe futhi elula yokusetshenziswa kwezimboni ngezimboni zezimboni. Lapho i-ligature yethulwa kuncibilike, amasimu angaphandle acutshungulwa ukusabalalisa ngokulinganayo ama-nanoparticles futhi akhuphuke ngokugqwala. Ukwethulwa okulungile kwama-nanoparticles kungathuthukisa izakhiwo zomzimba nezemishini ze-alloy yokuqala, - uNikolai Kakhidze uchaza ngomongo womsebenzi wakhe.
UNikolai Kakhidze uhlela ukuthola ama-ligatures wokuqala we-ligatures anama-nanoparticles ngesingeniso sawo ngemuva kokuncibilika ekupheleni kuka-2020. Ngo-2021, kuhlelwa ukuthola amalungelo entengo yempahla.
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Isikhathi sePosi: Jul-04-2022