Tungsten Sulfidi (WS2): Kuita uye Kushandisa
WS2, inozivikanwawo se tungsten sulfide igrey, hexagonal system, semiconductor uye diamagnetic. Iine yakaderera friction coefficient (0.03), yakanyanya kudzvinyirira kuramba uye oxidation kuramba (kuora kunotanga pa450 ℃ mumhepo, Inokodzera kupisa kwakanyanya, kukwira kwemhepo, vacuum yakakwira, kumhanyisa, kumhanya kwemwaranzi, kupisa kwakasimba. , ultra-low tembiricha uye mamwe mamiriro akaomarara.
WS2 / tungsten sulfide / tungsten disulfide / tungsten (IV)sulfide mukomboni wanga uchiwana kutariswa munharaunda yesainzi nekuda kwezvakasiyana zvivakwa uye zvingango shandiswa. Muchikamu chino, tichaongorora kuti WS2 chii, zvivakwa zvayo, uye mashandisiro ayo anogona kushandiswa munzvimbo dzakasiyana siyana.
WS2musanganiswa wakaumbwa nemaatomu etungsten nemasarufa, ane kemikari formula yeW(S2). Iyo ndeye mhuri yeshanduko yesimbi dichalcogenides (TMDs), iyo yakaturikidzana zvinhu zvine chimiro chakafanana negraphene. WS2 ine dhizaini inoumbwa nemaatomu etungsten akaiswa pakati pezvikamu zvemaatomu esarufa. WS2 inotora dhizaini ine hukama neMoS2(Molybdenum Disulfide), ine maatomu eW ari munzvimbo yetrigonal prismatic coordination sphere, Ichi chimiro chakaturikidzana chinopa WS2 zvimiro zvayo zvakasiyana uye chinoita kuti ive chinhu chinonakidza chekutsvaga kwesainzi uye mashandisirwo etekinoroji.
Chimwe chezvinhu zvinonyanya kuzivikanwa zveWS2ndiwo maitiro ayo ekuzora. WS2 ine yakaderera coefficient yekukwesha, iyo inoita kuti ive yakanakisa lubricant kune akasiyana maapplication. Yakave ichishandiswa semafuta akasimba munzvimbo dzepamusoro-tembiricha uye yakanyanya-kudzvanywa nharaunda, senge mune aerospace uye maindasitiri emotokari. Iyo yakaturikidzana chimiro cheWS2 inoibvumira kutsvedza nyore pamusoro peumwe neumwe, kuderedza kupokana uye kupfeka pakati penzvimbo.
Kuwedzera kune ayo anozora zvinhu,WS2inoratidzawo semiconducting maitiro. Izvi zvinoreva kuti inogona kushandiswa mumidziyo yemagetsi uye optoelectronic application. WS2 yakaratidza kugona kushandiswa mumatransistors, mafotodetectors, uye maseru ezuva nekuda kweiyo yakasarudzika yemagetsi zvinhu. Kugona kwayo kubata nekuburitsa mwenje zvakanaka kunoita kuti ive chinhu chinovimbisa kune chinotevera-chizvarwa optoelectronic zvishandiso.
Uyezve,WS2yakadzidzwa nekuda kwekugona kwayo mune catalysis uye simba rekuchengetedza maapplication. Nzvimbo yayo yepamusoro yepamusoro uye chiitiko chinokonzeresa chinoita kuti ive mumiriri anovimbisa kushandiswa mumafuta emafuta, hydrogen evolution reaction, uye mamwe maitiro anokonzeresa. WS2-yakavakirwa zvinhu zvakare yakaongororwa kugona kwavo mumidziyo yekuchengetedza simba, senge mabhatiri uye supercapacitor, nekuda kwekukwira kwavo kwekuita uye electrochemical zvinhu.
The unique properties ofWS2vakwezvawo kufarira mumunda wenanotechnology. WS2 nanoparticles uye nanosheets akagadzirwa uye akadzidzira kugona kwavo mune akasiyana nanotechnology maapplication, akadai nanoelectronics, nanophotonics, uye nanomedicine. Iko kugona kubata uye kudzora zvivakwa zveWS2 pa nanoscale inovhura mikana mitsva yekuvandudzwa kwemananomaterials uye nanodevices.
Muchidimbu,WS2 (tungsten sulfide)ine zvinotevera zvinoshandiswa:
1. WS2 inonyanya kushandiswa kugadzira mafuta;
2. WS2 chinhu chitsva chine hunyanzvi chinokonzeresa;
3. WS2 inogona kushandiswa semafuta akasimba, mafuta ekuzora emufirimu akaoma, anozvigadzira ega anoumba zvinhu;
4. WS2 ndeyekugadzira yepamusoro-inoshanda lubricant additives;
5. WS2 inogona kushandiswa semafuta masero eanode, organic electrolyte bhatiri anode, iyo oxidation ye sulfur dioxide muasidhi yakasimba muanode uye anode sensor;
6. WS2 inoshandiswa kugadzira nano-ceramic composites;
7. WS2 yakanaka semiconductor zvinhu.
Mukupedzisa,WS2, kana tungsten sulfide, musanganiswa une huwandu hwakawanda hwezvivakwa zvakasiyana uye zvinogona kushandiswa. Iyo yekuzora zvimiro, semiconducting maitiro, inokonzeresa chiitiko, uye inogona mune nanotechnology inoita kuti ive chinhu chinogoneka uye chinovimbisa tarisiro mundima dzakasiyana siyana. Sezvo tsvakiridzo muWS2 ichienderera mberi, zvingangoita kuti tichaona zvimwe zvigadziriso uye mashandisirwo eiyi komputa inonakidza mune ramangwana.