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Tungsten Sulfide(WS2): Tshebetso le Tshebediso
Litaba

Tungsten Sulfide(WS2): Tshebetso le Tshebediso

2024-07-24

WS2, e tsejoang hape e le tungsten sulfide ke putsoa, ​​sistimi e nang le mahlakore a tšeletseng, semiconductor le diamagnetic. E na le coefficient e tlase haholo ea khohlano (0.03), khanyetso e phahameng ea khatello e feteletseng le khanyetso ea oxidation (ho bola ho qala ho 450 ℃ moeeng, E loketse mocheso o phahameng, khatello e phahameng, vacuum e phahameng, mojaro o phahameng, lebelo le phahameng, mahlaseli a phahameng, ts'enyeho e matla, mocheso o tlase haholo le maemo a mang a thata.

WS2 / tungsten sulfides / tungsten disulfides / tungsten (IV)Sulfide ke motsoako o ntseng o hapa tlhokomelo sechabeng sa mahlale ka lebaka la thepa ea oona e ikhethang le lits'ebetso tse ka bang teng. Sehloohong sena, re tla hlahloba hore na WS2 ke eng, thepa ea eona, le ts'ebeliso ea eona e ka bang teng masimong a fapaneng.

WS2ke motsoako o entsoeng ka liathomo tsa tungsten le sebabole, ka foromo ea lik'hemik'hale ea W(S2). Ke oa lelapa la transition metal dichalcogenides (TMDs), e leng thepa e arotsoeng ka mekhahlelo e nang le sebopeho se tšoanang le sa graphene. WS2 e na le sebopeho se arotsoeng ka mekhahlelo se nang le liathomo tsa tungsten tse arotsoeng lipakeng tsa mekhahlelo ea liathomo tsa sebabole. WS2 e amohela sebopeho se arotsoeng ka mekhahlelo se amanang leMoS2(Molybdenum Disulfide), e nang le liathomo tsa W tse lutseng sebakeng sa trigonal prismatic coordination, Sebopeho sena se nang le mekhahlelo se fa WS2 thepa ea eona e ikhethang 'me se etsa hore e be thepa e khahlisang bakeng sa lipatlisiso tsa saense le lits'ebetso tsa theknoloji.

E 'ngoe ea litšobotsi tse hlahelletseng haholo tsaWS2ke thepa ea eona ea ho tlotsa. WS2 e na le coefficient e tlase ea khohlano, e leng se etsang hore e be setlolo se setle bakeng sa lits'ebetso tse fapaneng. E sebelisitsoe e le setlolo se tiileng libakeng tse nang le mocheso o phahameng le khatello e phahameng, joalo ka liindastering tsa lifofane le tsa likoloi. Sebopeho se nang le mekhahlelo sa WS2 se e lumella ho thella habonolo holim'a e 'ngoe le e 'ngoe, ho fokotsa khohlano le ho senyeha pakeng tsa libaka.

Ntle le thepa ea eona ea ho tlotsa,WS2e boetse e bonts'a boits'oaro ba semiconducting. Sena se bolela hore e ka sebelisoa lisebelisoa tsa elektroniki le lits'ebetsong tsa optoelectronic. WS2 e bontšitse bokhoni ba ho sebelisoa ho li-transistors, li-photodetector le lisele tsa letsatsi ka lebaka la thepa ea eona e ikhethang ea elektroniki. Bokhoni ba eona ba ho monya le ho ntša leseli ka katleho bo etsa hore e be thepa e tšepisang bakeng sa lisebelisoa tsa optoelectronic tsa moloko o latelang.

Ho feta moo,WS2e ithutiloe bakeng sa bokhoni ba eona lits'ebetsong tsa catalysis le polokelo ea matla. Sebaka sa eona se phahameng sa bokaholimo le ts'ebetso ea catalytic li etsa hore e be mokhethoa ea tšepisang bakeng sa ts'ebeliso liseleng tsa mafura, liketsong tsa ho iphetola ha haeterojene, le lits'ebetsong tse ling tsa catalytic. Lisebelisoa tse thehiloeng ho WS2 le tsona li fuputsoe bakeng sa bokhoni ba tsona lisebelisoa tsa polokelo ea matla, joalo ka libeteri le li-supercapacitor, ka lebaka la ho tsamaisa matla ha tsona ka bongata le thepa ea tsona ea electrochemical.

Thepa e ikhethang eaWS2Hape li hohetse thahasello lefapheng la nanotechnology. Li-nanoparticles tsa WS2 le li-nanosheet li entsoe 'me li ithutiloe ka lebaka la bokhoni ba tsona lits'ebetsong tse fapaneng tsa nanotechnology, joalo ka nanoelectronics, nanophotonics, le nanomedicine. Bokhoni ba ho laola le ho laola thepa ea WS2 ho nanoscale bo bula menyetla e mecha bakeng sa nts'etsopele ea lisebelisoa tse tsoetseng pele tsa nanomaterials le lisebelisoa tsa nano.

Ka kakaretso,WS2 (li-sulfide tsa tungsten)e na le tšebeliso e latelang:

1. WS2 e sebediswa haholo-holo bakeng sa di-catalyst tsa oli;

2. WS2 ke sesebelisoa se secha se sebetsang hantle haholo sa ho holisa motlakase;

3. WS2 e ka sebelisoa e le litlolo tse tiileng, litlolo tse omileng tsa filimi, thepa e kopaneng e itlotsang;

4. WS2 ke ho etsa ditlolo tse eketsang tshebetso e phahameng;

5. WS2 e ka sebelisoa e le lisele tsa mafura tsa anode, anode ea betri ea electrolyte ea tlhaho, oxidation ea sulfur dioxide ka har'a asiti e matla ka har'a anode le sensor ea anode;

6. WS2 e sebediswa ho etsa dikompositi tsa nano-ceramic;

7. WS2 ke thepa e ntle ea semiconductor.

Ha re phethela,WS2, kapa tungsten sulfide, ke motsoako o nang le mefuta e mengata ea thepa e ikhethang le lits'ebetso tse ka bang teng. Thepa ea eona ea ho tlotsa, boitšoaro ba semiconducting, ts'ebetso ea catalytic, le bokhoni ba nanotechnology li etsa hore e be thepa e feto-fetohang e nang le menyetla e tšepisang masimong a fapaneng. Ha lipatlisiso tsa WS2 li ntse li tsoela pele, ho ka etsahala hore re bone nts'etsopele le ts'ebeliso e eketsehileng ea motsoako ona o khahlang nakong e tlang.