Iwu uto nke agụụ evaporation mkpuchi ihe nkiri oyi akwa

N'oge mkpuchi evaporation, nucleation na uto nke ihe nkiri ihe nkiri bụ ihe ndabere nke teknụzụ mkpuchi ion dị iche iche

1.Nucleation

Inteknụzụ mkpuchi ikuku evaporation,mgbe film oyi akwa ahụ na- evaporated si evaporation isi iyi n'ụdị atọm, ha ofufe ozugbo na workpiece na elu agụụ na-etolite film oyi akwa site nucleation na ibu n'elu nke workpiece.N'oge ikuku evaporation, ike nke ihe nkiri oyi akwa atom na-agbanahụ na evaporation isi iyi bụ ihe dịka 0.2eV.Mgbe nchikota n'etiti irighiri ihe nke film oyi akwa dị ukwuu karịa bonding ike n'etiti atọm nke ihe nkiri oyi akwa na workpiece, na-etolite otu agwaetiti nucleus.Otu ihe nkiri oyi akwa atom na-anọ n'elu workpiece maka ogologo oge na-eme mmegharị oge, mgbasa ozi, njem, ma ọ bụ nkukota na atom ndị ọzọ na-emepụta ụyọkọ atọm Ọnụ ọgụgụ nke atọm na ụyọkọ atọm ruru ụfọdụ uru dị oke egwu, ihe siri ike. a na-akpụ oghere, nke a na-akpọ nucleus ekara otu.

ire ụtọ, na nwere ọtụtụ ntụpọ na nzọụkwụ, nke na-akpata ọdịiche dị na adsorption ike nke akụkụ dị iche iche nke workpiece na redioaktivu atọm.Ike mgbasa ozi nke elu nke ntụpọ ahụ dị ukwuu karịa nke elu nkịtị, ya mere ọ na-aghọ ebe etiti na-arụ ọrụ, nke na-eme ka njedebe nke mmasị, nke a na-akpọ nucleation heterogeneous.Mgbe ike na-ejikọta ọnụ na-ejikọta ike na-ejikọta ya, ma ọ bụ ike na-ejikọta ya n'etiti akpụkpọ anụ akpụkpọ anụ na workpiece dị ukwuu karịa ike dị n'etiti akpụkpọ ahụ akpụkpọ ahụ, a na-emepụta usoro lamellar.Na teknụzụ ion plating, a na-emepụta isi agwaetiti n'ọtụtụ ọnọdụ.

2.Uto

Ozugbo isi nke ihe nkiri ahụ na-etolite, ọ na-aga n'ihu na-eto eto site na ọnyà ihe ahụ merenụ. Agwaetiti ndị ahụ na-eto eto ma jikọta ibe ha na-etolite nnukwu hemispheres, jiri nwayọọ nwayọọ na-akpụ akpụ n'àgwàetiti hemispherical nke na-agbasa n'elu nke workpiece.

Mgbe atomiki ike nke ihe nkiri oyi akwa dị elu, ọ nwere ike gbasaa zuru ezu n'elu na a na-eji ire ụtọ na-aga n'ihu film nwere ike kpụrụ mgbe ụdi na-abata atomiki ụyọkọ bụ small.If mgbasa nke atọm n'elu bụ adịghị ike na size nke. Ụyọkọ ndị a na-edebe ego buru ibu, ha dị ka nnukwu peninsular nuclei. N'elu nke agwaetiti ahụ nwere mmetụta shading siri ike na akụkụ concave, nke ahụ bụ "mmetụta onyinyo" .Ntụle nke elu na-eme ka ọ dịkwuo mma ijide atom ndị a na-etinye na ya. na uto mmasị, na-ebute mmụba na-arịwanye elu nke concavity n'elu iji mepụta kristal conical ma ọ bụ kọlụm nke zuru oke.A na-etolite oghere ndị na-abanye n'etiti kristal conical na uru ịdị nro dị elu na-abawanye. Enwere ike nweta anụ ahụ dị mma na oghere dị elu, na mbelata nke ogo agụụ, microstructure nke akpụkpọ ahụ na-aghọwanye ibu ma buru ibu.