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Heerka kobaca ee Shiinuhu u dhoofiyo birlabadaha joogtada ah ee dhulka dhifka ah ee Maraykanka ayaa hoos u dhacay Janaayo ilaa Abriil
Laga bilaabo Jannaayo ilaa Abriil, heerka kobaca dhoofinta Shiinaha ee birlabyada joogtada ah ee dhulka dhifka ah ee Mareykanka ayaa hoos u dhacay. Falanqaynta xogta xisaabaadka kastamku waxay muujinaysaa in laga bilaabo Janaayo ilaa Abriil 2023, Shiinaha u dhoofinta birlabyada joogtada ah ee dhulka dhifka ah ee Maraykanka ayaa gaadhay 2195 tan, sanad ka dib ...Sii akhri -
Waa maxay shaqooyinka nafsiyeed ee dhulalka dhifka ah ee dhirta?
Cilmi-baadhis lagu sameeyay saamaynta curiyayaasha naadirka ah ee dhulku ku leeyihiin physiology-ga dhirta ayaa muujisay in curiyayaasha dhulku ay kordhin karaan waxa ku jira chlorophyll iyo heerka photosynthetic ee dalagga; Si mug leh kor loogu qaado xididada dhirta iyo dardargelinta koritaanka xididka; Xooji dhaqdhaqaaqa nuugista ion iyo jirka...Sii akhri -
Qiimaha naadirka ah ee dhulka ayaa dib u dhacay laba sano ka hor, suuqana way adag tahay in la hagaajiyo qaybta hore ee sanadka. Qaar ka mid ah aqoon-is-weydaarsiyada agabka birlabeedka yaryar ee Guangdong iyo Zhejiang ayaa joogsaday ...
Baahida dhinaca hoose waa mid gaabis ah, qiimaha naadirka dhulkuna waxa uu dib ugu dhacay laba sano ka hor. In kasta oo uu dib u soo kabtay waxoogaa yar oo qiimaha dhulka naadir ah maalmihii la soo dhaafay, dhowr qof oo u dhuun daloola warshadaha ayaa u sheegay wariyaasha Wakaalada Wararka ee Cailian in xasilinta hadda ee qiimaha dhifka ah ee dhulka ay ka maqan tahay taageero ayna u badan tahay in ay la...Sii akhri -
Dhibaato Kor u kaca Qiimaha Dhulka Naadirka ah oo ay ugu wacan tahay Hoos u dhaca Heerka Shaqeynta ee Shirkadaha Qalabka Magnet
Xaaladda suuqa dhulka naadirka ah ee Meey 17, 2023 Qiimaha guud ee dhulka naadirka ah ee Shiinaha ayaa muujiyay isbeddel kor u kacaya, badiyaa ka muuqday kororka yar ee qiimaha praseodymium neodymium oxide, gadolinium oxide, iyo daawaynta birta dysprosium ilaa 465000 yuan/ ton, 272000 yuan/to...Sii akhri -
Hababka soo saarista ee scandium
Hababka soo saarista ee scandium Muddo aad u badan ka dib markii la helay, isticmaalka scandium lama soo bandhigin dhibaatada ay ku leedahay wax soo saarka. Iyada oo ay kor u kacday hababka kala soocida walxaha naadirka ah ee dhulka, hadda waxaa jira habsocod qaan-gaar ah oo loogu talagalay nadiifinta scandi ...Sii akhri -
Isticmaalka ugu muhiimsan ee scandium
Isticmaalka ugu muhiimsan ee scandium Isticmaalka scandium (sida walaxda shaqo ee ugu weyn, ee aan ahayn doping) waxay ku urursan tahay jihada aad u dhalaalaya, mana aha buunbuunin in loogu yeero Wiilka iftiinka. 1. Scandium sodium lamp Hubka ugu horeeya ee sixirka ee loo yaqaan 'Scandium sodium lamp', kaas oo...Sii akhri -
Curiyaha dhulka naadir | Ytterbium (Yb)
Sanadkii 1878, Jean Charles iyo G.de Marignac waxay heleen curiye cusub oo naadir ah oo ku jira "erbium", oo loo bixiyay Ytterbium by Ytterby. Isticmaalka ugu muhiimsan ee ytterbium waa sida soo socota: (1) Waxaa loo isticmaalaa sida walxaha dahaarka kulaylka. Ytterbium waxay si weyn u wanaajin kartaa iska caabbinta daxalka ee zinc-kaSii akhri -
Curiyaha dhulka naadir | Thulium (Tm)
Cunsurka Thulium waxaa helay Cliff oo ku taal Iswiidhan 1879 wuxuuna Thulium u bixiyay magacii hore ee Thule ee Scandinavia. Isticmaalka ugu muhiimsan ee thulium waa sida soo socota. (1) Thulium waxa loo istcimaalaa ilayska caafimaadka iftiinka iyo iftiinka. Ka dib markii lagu iftiimiyay fasalka labaad ee cusub ka dib ...Sii akhri -
Curiyaha dhulka naadir | erbium (Er)
Sannadkii 1843-kii, Mossander ee Iswiidhen wuxuu helay curiyaha erbium. Astaamaha indhaha ee erbium waa kuwo aad u caan ah, iftiinka iftiinka ee 1550mm ee EP+, oo had iyo jeer ahaa walaac, wuxuu leeyahay muhiimad gaar ah sababtoo ah hirarkan dhererka ayaa si sax ah ugu yaal khalkhalka ugu hooseeya ee indhaha ...Sii akhri -
Curiyaha dhulka naadir | cerium (C)
Curiyaha 'cerium' waxa la helay oo loo magacaabay 1803 German Klaus, Swedes Usbzil, iyo Hessenger, si loo xasuusto asteroid Ceres oo la helay 1801. Codsiga cerium inta badan waxaa lagu soo koobi karaa dhinacyada soo socda. (1) Cerium, sida wax lagu daro galaas, waxay nuugi kartaa ultravioSii akhri -
Curiyaha dhulka naadir | Holmium (Ho)
Qeybtii labaad ee qarnigii 19-aad, daahfurka falanqaynta spectroscopic iyo daabacaadda miisaska xilliyeedka, oo ay weheliso horumarinta hababka kala-soocidda korantada ee curiyeyaasha dhulka dhifka ah, waxay sii kordhisay daahfurka curiyeyaasha dhulka cusub ee dhifka ah. Sannadkii 1879-kii, Cliff, Iswiidhish...Sii akhri -
Curiyaha dhulka naadir | Dysprosium (Dy)
Sanadkii 1886 kii, Boise Baudelaire oo u dhashay Faransiiska ayaa si guul ah u kala saaray holmium laba walxood, mid wali loo yaqaan holmium, iyo kan kale ee loo yaqaan 'dyrosium' oo ku salaysan macnaha "ay adagtahay in la helo" holmium (Jaantus 4-11). Dysprosium ayaa hadda door muhiim ah ka ciyaaraysa dad badan oo hi...Sii akhri