Lisebelisoa tse ncha tse tšesaane le tse bonolo tsa semiconductor li ka sebelisoa ho etsa micro lelisebelisoa tsa nano optoelectronic
lithapo, botenya ba li-nanometers tse 'maloa feela, thepa e ntle ea optical… Moqolotsi oa litaba o ithutile ho tsoa Univesithing ea Theknoloji ea Nanjing hore sehlopha sa lipatlisiso sa moprofesa oa Lefapha la fisiks sekolong se lokiselitse kristale ea boleng bo holimo e tšesaane ea likarolo tse peli, mme ka eona ho fihlela taolo ea thepa ea optical ea likarolo tse peli tsa tšepe e fanang ka mohopolo o mocha oa sulfide. lisele leli-photodetectors. Liphetho li ile tsa hatisoa tokollong ea morao-rao ea koranta ea machaba ea Advanced Materials.
"Li-nanosheet tsa iodide tse tšesaane haholo tseo re li lokiselitseng lekhetlo la pele, lentsoe la tekheniki ke" likristale tse nang le mahlakore a mabeli a PbI2 ', e leng thepa e tšesaane ea semiconductor e nang le botenya ba li-nanometers tse 'maloa feela. Sun Yan, sengoli sa pele sa pampiri le mokhethoa oa bongaka Univesithing ea Theknoloji ea Nanjing, o boletse hore ba sebelisitse mokhoa oa tharollo oa ho kopanya, o nang le litlhoko tse tlaase haholo tsa thepa 'me o na le melemo ea ho ba bonolo, ka potlako le ka mokhoa o sebetsang hantle,' me o ka finyella litlhoko tsa ho lokisetsa thepa ea sebaka se seholo le se phahameng. Li-nanosheet tse entsoeng ka iodide tse entsoeng ka pele li na le sebopeho se tloaelehileng sa khutlo-tharo kapa sa hexagonal, boholo ba karolelano ea li-micron tse 6, bokaholimo bo boreleli le thepa e ntle ea mahlo.
Bafuputsi ba ile ba kopanya nanosheet ena e tšesaane haholo ea iodide e nang le likarolo tse peli tsa phetoho ea tšepe ea sulfide, e entsoeng ka maiketsetso, ea li bokella hammoho, 'me ea fumana mefuta e fapaneng ea li-heterojunctions, hobane matla a matla a hlophisitsoe ka litsela tse fapaneng, kahoo iodide ea lead e ka ba le litlamorao tse fapaneng ts'ebetsong ea optical ea mefuta e fapaneng ea phetoho ea sulfide. Sebopeho sena sa sehlopha se ka ntlafatsa ka katleho ts'ebetso e khanyang, e loketseng tlhahiso ea lisebelisoa tse kang li-diode tse ntšang khanya le li-lasers, tse sebelisoang ponts'ong le maboneng, 'me li ka sebelisoa lefapheng la li-photodetectors le li-laser.lisebelisoa tsa photovoltaic.
Katleho ena e hlokomela taolo ea thepa ea optical ea lisebelisoa tse peli tsa phetoho ea tšepe ea sulfide ka iodide e tšesaane ea lead. Ha ho bapisoa le lisebelisoa tsa khale tsa optoelectronic tse thehiloeng ho thepa e thehiloeng ho silicon, katleho ena e na le litšobotsi tsa ho feto-fetoha ha maemo, micro le nano. Ka hona, e ka sebelisoa ho lokisetsa ho feto-fetoha le ho kopanngoalisebelisoa tsa optoelectronic. E na le tebello e pharaletseng ea kopo lefapheng la lisebelisoa tse kopanetsoeng tsa micro le nano optoelectronic, 'me e fana ka maikutlo a macha bakeng sa ho etsa lisele tsa letsatsi, li-photodetectors joalo-joalo.
Nako ea poso: Sep-20-2023