Ndị ọkà mmụta sayensị emeela nzọụkwụ n'ichepụta ngwaọrụ dị ike nke na-ejigidemagnetik kwụọ ụgwọ site n'ịmepụta oyiri akụkụ atọ mbụ nke ihe a maara dị ka spin-ice.
Ihe ndị a na-akpụ akpụ bụ ihe a na-adịghị ahụkebe n'ihi na ha nwere ihe a na-akpọ ntụpọ nke na-akpa àgwà dị ka otu ogwe ndọta.
Ihe ndọta otu osisi ndị a, nke a makwaara dị ka magnetik monopoles, adịghị adị na okike;mgbe a na-egbutu ihe ndọta ọ bụla n'ime abụọ, ọ ga-emepụta magnet ọhụrụ mgbe ọ bụla nwere ogwe ugwu na ndịda.
Ruo ọtụtụ iri afọ, ndị ọkà mmụta sayensị anọwo na-ele anya n'ebe dị anya maka ihe àmà na-egosi na ọ na-ememagnetik monopoles na-atụ anya n'ikpeazụ ịchịkọta isi ike nke okike n'ime ihe a na-akpọ tiori nke ihe niile, na-etinye niile nke physics n'okpuru otu ụlọ.
Otú ọ dị, n'ime afọ ndị na-adịbeghị anya ndị ọkà mmụta sayensị jisiri ike mepụta nsụgharị artificial nke monopole magnetik site n'ichepụta ihe dị n'akụkụ abụọ nke spin-ice.
Ka ọ dị ugbu a, ihe owuwu ndị a egosipụtala nke ọma monopole magnetik, ma ọ gaghị ekwe omume ịnweta otu physics mgbe ihe ahụ na-ejikọta ya na otu ụgbọ elu.N'ezie, ọ bụ kpọmkwem geometry akụkụ atọ nke spin-ice lattice bụ isi ihe na-eme ka ike ya na-adịghị ahụkebe ịmepụta obere ụlọ na-eṅomi.magnetikmonopoles.
N'ime nnyocha ọhụrụ e bipụtara taa na Nature Communications, otu ndị ọkà mmụta sayensị na Mahadum Cardiff na-eduzi emepụtala ụdị 3D mbụ nke ihe ọkpụkpụ ice na-eji ụdị ọkaibe nke mbipụta na nhazi 3D.
Ndị otu ahụ kwuru na teknụzụ obibi akwụkwọ 3D enyela ha ohere ịhazi geometry nke spin-ice artificial, nke pụtara na ha nwere ike ijikwa ka e si emepụta monopoles magnetik wee na-agagharị na sistemụ.
Inwe ike ijikwa magnetik monopole dị obere na 3D nwere ike imepe ngwa ngwa ha na-ekwu, site na nchekwa nchekwa kọmputa ruo na imepụta netwọkụ kọmputa 3D nke na-eṅomi usoro akwara ozi nke ụbụrụ mmadụ.
"N'ime ihe karịrị afọ 10 ndị ọkà mmụta sayensị na-emepụta ma na-amụ spin-ice artificial na akụkụ abụọ.Site n'ịgbatị usoro ndị dị otú ahụ na akụkụ atọ, anyị na-enweta ezigbo nnochite anya nke physics spin-ice monopole ma nwee ike ịmụ mmetụta nke elu, "Dọkịta Sam Ladak bụ onye isi akwụkwọ si Ụlọ Akwụkwọ Physics na Astronomy University nke Cardiff kwuru.
"Nke a bụ oge mbụ onye ọ bụla nwere ike ịmepụta ezigbo oyiri 3D nke spin-ice, site na imewe, na nanoscale."
Ejiri usoro nanofabrication 3D ọgbara ọhụrụ mepụta spin-ice nke a na-atụkọba obere nanowires n'ọkwa anọ n'ụdị lattice, nke n'onwe ya tụrụ ihe na-erughị obosara ntutu mmadụ n'ozuzu ya.
A na-eji ụdị microscope pụrụ iche nke a maara dị ka microscopy magnetik, nke na-enwe mmetụta maka magnetism, wee jiri anya nke uche hụ ụgwọ ndọta dị na ngwaọrụ ahụ, na-enye ndị otu ahụ ohere nyochaa mmegharị nke magnets otu-pole gafee nhazi 3D.
"Ọrụ anyị dị mkpa ebe ọ bụ na ọ na-egosi na nanoscale 3D teknụzụ na-ebi akwụkwọ nwere ike iji ṅomie ihe ndị a na-emekarị site na kemịl," ka Dr. Ladak gara n'ihu.
"N'ikpeazụ, ọrụ a nwere ike inye ụzọ iji mepụta metamaterial magnetik ọhụrụ, ebe a na-edozi ihe onwunwe site na ịchịkwa geometry 3D nke lattice artificial.
“Ngwaọrụ nchekwa magnetik, dị ka draịva diski ike ma ọ bụ ngwaọrụ ebe nchekwa ihe ndọta, bụ mpaghara ọzọ enwere ike imetụta nke ukwuu site na nsonaazụ a.Dị ka ngwaọrụ ndị dị ugbu a na-eji naanị abụọ n'ime akụkụ atọ dị, nke a na-egbochi ọnụọgụ ozi enwere ike ịchekwa.Ebe ọ bụ na enwere ike ibugharị monopoles gburugburu lattice 3D site na iji oghere magnet, ọ ga-ekwe omume ịmepụta ezigbo ngwaọrụ nchekwa 3D dabere na ụgwọ magnetik. "
Oge nzipu: Mee-28-2021