Khauta ke e 'ngoe ea lintho tse tsitsitseng ka ho fetisisa lik'hemik'hale,' me likaroloana tsa khauta tsa nanoscale li na le litšobotsi tse khethehileng tsa 'mele le lik'hemik'hale.Ho tloha ka 1857, Faraday e ile ea fokotsa tharollo ea metsi a AuCl4 ka phosphorus ho fumana tharollo e tebileng ea colloidal ea khauta ea nanoppowder, e ileng ea senya kutloisiso ea batho ea 'mala oa khauta.Likaroloana tsa khauta tsa Nano le tsona li fumanoe li na le fluorescence, supramolecular and molecular recognition properties.Ke ka lebaka la thepa e khethehileng ea phofo ea khauta ea nano moo ba nang le tebello e pharalletseng haholo ea ts'ebeliso masimong a biosensors, photochemical le electrochemical catalysis, le lisebelisoa tsa optoelectronic.Lilemong tsa morao tjena, ho ipapisitsoe le mofuta oa phetoho e khubelu ea tlhoro ea plasmon resonance ea Au nanoparticles kamora ho adsorption, limolek'hule tsa DNA le lik'habohaedreite tse nang le likaroloana tsa nano Au li 'nile tsa ithutoa' me tsa fumanoa li le molemo masimong a ts'ireletso ea 'mele ea ho itšireletsa mafung, calibration. le tracer.

Li-nanoparticles tsa khauta tse sebelisoang e le li-probe tsa colorimetric

Li-nanoparticles tsa khautae le mofuta oa li-nanoparticles, li hoheloa haholo ka lebaka la botsitso ba tsona, homogeneity le biocompatibility.Thepa ea plasmon resonance e kaholimo le ho bokellana ha likaroloana tsa khauta tsa nano, hammoho le ho its'etleha ha tsona tikolohong ea kantle, li li etsa hore li sebelisoe haholo ho khetholla mebala.Mabotho a tlalehiloeng bakeng sa ho bokellana ha likaroloana tsa Au nano a kenyelletsa bonding ea hydrogen, ionic ligand site interaction, metal coordination, le ho kenyelletsa moeti-moeti.Ho sebelisoa sodium citrate e le stabilizer, sodium citrate-modified gold nanoparticles li ile tsa etsoa ka katleho 'me tsa sebelisoa e le li-probe tsa colorimetric.Bokaholimo ba probe ea khauta ea nano bo qosoa hampe 'me bo ka kopanngoa habonolo le limolek'hule tse shebiloeng hantle ka tšebelisano ea motlakase.Ka tharollo ea BR buffer ho pH 4.6, propranolol e qosoa hantle ka lebaka la protonation, kahoo e ka kopanngoa le nanoparticles ea khauta, e leng se etsang hore ho be le phetoho ea 'mala oa tsamaiso, e le ho theha mokhoa o bonolo oa ho khetholla colorimetric bakeng sa propranolol.Ka nako e ts'oanang, ka ho kopanngoa ha li-nano powders tsa khauta, matla a RRS a tsamaiso a tla boela a eketsehe, kahoo mokhoa oa RRS o nang le fluorescence spectrophotometer e bonolo kaha detector e boetse e thehiloe ho lemoha propranolol ka hloko.Ho ipapisitsoe le sodium citrate-modified khauta nan oparticles, colorimetric le mekhoa ea RRS bakeng sa qeto ea propranolol e ile ea thehoa.

 

Hongwu Nano e na le phepelo ea nako e telele le e tsitsitseng ea likaroloana tsa nano tsa khauta (Au) tsa boleng bo holimo, netefatso ea boleng, thekiso e tobileng ea feme, le litheko tsa tlholisano.Ka kopo u se ke oa tsilatsila ho ikopanya le rona bakeng sa lintlha tse ling.

 


Nako ea poso: Jan-03-2023

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