Ọganihu nyocha nke colloidal quantum dot lasers

Ọganihu nyocha nkecolloidal quantum dot lasers
Dị ka ụzọ mgbapụta dị iche iche si dị, enwere ike kewaa colloidal quantum dot lasers ụzọ abụọ: optically pumped colloidal quantum dot lasers na eletriki igwe na-agbapụta colloidal quantum dot lasers. N'ọtụtụ mpaghara dịka ụlọ nyocha na ụlọ ọrụ,optically pumped lasers, dị ka fiber lasers na titanium-doped sapphire lasers, na-arụ ọrụ dị mkpa. Na mgbakwunye, na ụfọdụ kpọmkwem ndapụta, dị ka na ubi nkeanya microflow laser, usoro laser dabere na mgbapụta anya bụ nhọrọ kacha mma. Otú ọ dị, n'ịtụle nlegharị anya na ngwa dịgasị iche iche, isi ihe na-eme ka ngwa nke colloidal quantum dot lasers bụ iji nweta mmepụta laser n'okpuru mgbapụta ọkụ eletrik. Otú ọ dị, ruo ugbu a, a na-emepụta laser colloidal quantum dot lasers eletriki. Ya mere, site n'ịghọta nke ọkụ eletrik na-agbapụta colloidal quantum dot lasers dị ka isi ahịrị, onye edemede ahụ buru ụzọ kwurịta isi njikọ nke inweta lasers colloidal quantum dot laser, ya bụ, mmezu nke colloidal quantum dot na-aga n'ihu na-efegharị anya na-agbapụta laser, ma mesịa mee ya. gbatịa na colloidal quantum dot optically pumped solution laser, nke nwere ike ịbụ nke mbụ ghọtara ngwa azụmahịa. E gosipụtara nhazi ahụ nke akụkọ a na eserese 1.

Ihe ịma aka dị
Na nyocha nke colloidal quantum dot laser, nnukwu ihe ịma aka ka bụ ka esi enweta colloidal quantum dot gain medium with low threshold, elu uru, ogologo ndụ na nkwụsi ike dị elu. Ọ bụ ezie na a kọpụtala usoro na ihe ọhụrụ dị ka nanosheets, nnukwu ntụpọ quantum, gradient gradient quantum dots, na perovskite quantum dot, ọ nweghị otu ntụpọ quantum akwadoro n'ọtụtụ ụlọ nyocha iji nweta ọkụ na-aga n'ihu na-agbapụta laser, nke na-egosi na ọnụ ahịa uru. na nkwụsi ike nke ntụpọ quantum ka ezughi oke. Tụkwasị na nke ahụ, n'ihi enweghị ụkpụrụ dị n'otu maka njikọ na njirimara arụmọrụ nke quantum dots, nweta akụkọ arụmọrụ nke quantum dots si mba dị iche iche na ụlọ nyocha dị iche iche dị iche iche, na ikwughachi ya adịghị elu, nke na-egbochikwa mmepe nke colloidal quantum. ntụpọ nwere nnukwu uru Njirimara.

Ka ọ dị ugbu a, a chọpụtabeghị laser quantum dot electropumped laser, na-egosi na a ka nwere ihe ịma aka na physics bụ isi na nyocha teknụzụ isi nke quantum dot.ngwaọrụ laser. Colloidal quantum dots (QDS) bụ ihe ọhụrụ a na-enwe ike ịnweta ngwọta, nke enwere ike ịtu aka na nhazi ngwaọrụ electroinjection nke diodes na-emitting organic (leds). Otú ọ dị, nnyocha e mere n'oge na-adịbeghị anya egosiwo na ntụaka dị mfe ezughị iji ghọta laser electroinjection colloidal quantum dot laser. N'iburu n'uche ọdịiche dị na usoro elektrọnik na ọnọdụ nhazi n'etiti ntụpọ colloidal quantum na ihe ndị dị ndụ, mmepe nke usoro nkwadebe ihe nkiri ọhụrụ dabara adaba maka ntụpọ colloidal quantum na ihe nwere ọrụ elektrọn na oghere oghere bụ naanị ụzọ iji ghọta electrolaser na-ebute site na quantum ntụpọ. . Sistemu ntụpọ colloidal quantum kachasị tozuru oke ka bụ ntụpọ cadmium colloidal quantum nwere ọla dị arọ. N'ịtụle nchedo gburugburu ebe obibi na ihe egwu dị ndụ, ọ bụ nnukwu ihe ịma aka ịzụlite ihe ọhụrụ colloidal quantum dot laser ihe na-adigide.

Na-arụ ọrụ n'ọdịnihu, nyocha nke optically pumped quantum dot lasers na electricly pumped quantum dot lasers kwesịrị ịga aka na aka ma rụọ ọrụ dị oke mkpa na nyocha bụ isi na ngwa bara uru. Na usoro nke ngwa ngwa nke colloidal quantum dot laser, ọ dị mkpa ka edozi ọtụtụ nsogbu ndị a na-ahụkarị ngwa ngwa, na otu esi enye egwuregwu zuru oke na njirimara pụrụ iche na ọrụ nke colloidal quantum dot ka ga-enyocha ya.