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Izinga lokukhula lokuthunyelwa kweShayina kwamanye amazwe omazibuthe baphakade abangavamile e-United States lehlile kusukela ngoJanuwari kuya ku-April
Kusukela ngoJanuwari kuya ku-April, izinga lokukhula lokuthunyelwa kwe-China kwezibuthe ezihlala njalo zomhlaba ezingavamile e-United States lehlile. Ukuhlaziywa kwedatha yezibalo zeCustoms kukhombisa ukuthi kusukela ngoJanuwari kuya ku-Ephreli 2023, ukuthunyelwa kwe-China kozibuthe basemhlabeni abangajwayelekile e-United States kufinyelele amathani angama-2195, unyaka nonyaka...Funda kabanzi -
Yimiphi imisebenzi yezemvelo yomhlaba ongavamile ezitshalweni?
Ucwaningo ngemiphumela yezakhi zomhlaba ezingavamile ku-physiology yezitshalo lubonise ukuthi izakhi zomhlaba ezingavamile zingandisa okuqukethwe kwe-chlorophyll kanye nesilinganiso se-photosynthetic ezitshalweni; Khuthaza ngokuphawulekayo ukuhluma kwezitshalo futhi usheshise ukukhula kwezimpande; Qinisa umsebenzi wokumuncwa kwe-ion kanye ne-physio...Funda kabanzi -
Izintengo zomhlaba ezingavamile ziye zabuyela emuva eminyakeni emibili edlule, futhi imakethe kunzima ukuyithuthukisa engxenyeni yokuqala yonyaka. Amanye ama-workshops amancane kazibuthe e-Guangdong naseZhejiang aphelile ...
Isidingo se-downstream siyanensa, futhi izintengo zomhlaba ezingavamile zehle zabuyela eminyakeni emibili edlule. Naphezu kokukhuphuka kancane kwezintengo zomhlaba ezingavamile ezinsukwini ezisanda kwedlula, abangaphakathi embonini abaningana batshele izintatheli ze-Cailian News Agency ukuthi ukuzinza kwamanje kwamanani omhlaba angavamile akukusekeli futhi kungenzeka ...Funda kabanzi -
Ubunzima Ekukhuphukeni Kwezintengo Zomhlaba Ezingavamile ngenxa Yokwehliswa Kwezinga Lokusebenza Lamabhizinisi Abalulekile Kazibuthe
Isimo semakethe yomhlaba eyivelakancane ngoMeyi 17, 2023 Intengo iyonke yomhlaba ongavamile e-China ibonise ukuthambekela okukhuphukayo okukhuphukayo, okubonakaliswa ikakhulukazi ekwenyukeni okuncane kwamanani e-praseodymium neodymium oxide, i-gadolinium oxide, ne-dysprosium iron alloy ukuya kuma-yuan angama-465000/ ton, 272000 yuan/kuya...Funda kabanzi -
Izindlela zokukhipha i-scandium
Izindlela zokukhipha i-scandium Isikhathi eside ngemva kokutholakala kwayo, ukusetshenziswa kwe-scandium akuzange kuboniswe ngenxa yobunzima bayo ekukhiqizeni. Ngokuthuthuka okwandayo kwezindlela zokuhlukanisa izinto ezingavamile zomhlaba, manje sekunohlelo oluvuthiwe lokugeleza kokuhlanza amaskandi...Funda kabanzi -
Ukusetshenziswa okuyinhloko kwe-scandium
Ukusetshenziswa okuyinhloko kwe-scandium Ukusetshenziswa kwe-scandium (njengento eyinhloko yokusebenza, hhayi i-doping) kugxilwe endaweni ekhanyayo kakhulu, futhi akuyona ihaba ukuyibiza ngokuthi iNdodana Yokukhanya. 1. Isibani sesodium ye-Scandium Isikhali sokuqala esiwumlingo se-scandium sibizwa nge-scandium sodium lamp, wc...Funda kabanzi -
Isici somhlaba esingavamile | I-Ytterbium (Yb)
Ngo-1878, u-Jean Charles kanye no-G.de Marignac bathola into entsha engavamile yomhlaba ku-"erbium", ebizwa ngokuthi i-Ytterbium ka-Ytterby. Ukusetshenziswa okuyinhloko kwe-ytterbium kungokulandelayo: (1) Isetshenziswa njengesivikelo esishisayo. I-Ytterbium ingathuthukisa kakhulu ukumelana nokugqwala kwe-zinc ene-electrodeposited ...Funda kabanzi -
Isici somhlaba esingavamile | I-Thulium (Tm)
I-Thulium element yatholwa nguCliff eSweden ngo-1879 futhi yaqanjwa ngokuthi i-Thulium ngegama elidala elithi Thule eScandinavia. Ukusetshenziswa okuyinhloko kwe-thulium kanje. (1) I-Thulium isetshenziswa njengomthombo wemisebe wezokwelapha okhanyayo nolula. Ngemuva kokucwiliswa ekilasini elisha lesibili ngemuva koku...Funda kabanzi -
Isici somhlaba esingavamile | I-erbium (Er)
Ngo-1843, i-Mossander yaseSweden yathola i-element erbium. Izakhiwo ezibonakalayo ze-erbium zigqame kakhulu, futhi ukukhanya okuphuma ku-1550mm kwe-EP+, obekulokhu kukhathaza njalo, kunokubaluleka okukhethekile ngoba lobu bude begagasi butholakala ngokunembile ekuphazamisekeni okuphansi kwe-optic...Funda kabanzi -
Isici somhlaba esingavamile | i-cerium (Ce)
I-elementi 'cerium' yatholwa futhi yaqanjwa ngo-1803 ngu-German Klaus, abaseSweden Usbzil, kanye no-Hessenger, kukhunjulwa i-asteroid Ceres eyatholwa ngo-1801. Ukusetshenziswa kwe-cerium kungafingqwa kakhulu kulezi zici ezilandelayo. (1) I-Cerium, njengesengezo sengilazi, ingamunca i-ultravio...Funda kabanzi -
Isici somhlaba esingavamile | I-Holmium (Ho)
Engxenyeni yesibili yekhulu le-19, ukutholakala kokuhlaziywa kwe-spectroscopic kanye nokushicilelwa kwamathebula ezikhathi ezithile, okuhambisana nokuthuthukiswa kwezinqubo zokuhlukaniswa kwe-electrochemical yezakhi zomhlaba ezingavamile, kwaqhubekisela phambili ukukhuthaza ukutholakala kwezinto ezintsha zomhlaba eziyivelakancane. Ngo-1879, uCliff, waseSweden...Funda kabanzi -
Isici somhlaba esingavamile | I-Dysprosium (Dy)
Ngo-1886, umFulentshi uBoise Baudelaire wahlukanisa ngempumelelo i-holmium yaba izakhi ezimbili, eyodwa esayaziwa ngokuthi i-holmium, kanti enye ibizwa ngokuthi i-dysrosium ngokusekelwe encazelweni yokuthi "kunzima ukuyithola" ku-holmium (Izibalo 4-11). I-Dysprosium njengamanje idlala indima ebaluleke kakhulu kwabaningi ...Funda kabanzi