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Isbeddellada qiimaha naadirka ah ee dhulka Julaay 4, 2023
Magaca alaabta Kor u kaca iyo hoos u dhigida Birta lanthanum (yuan/ton) 25000-27000 - Cerium (yuan/ton) 24000-25000 - Bir neodymium (yuan/ton) 575000-585000 -5000 Dysprosium birta (23000k-) Birta Terbium (yuan/kg) 10000-10200 -200 Praseodymium neodymium...Sii akhri -
Dysprosium: Loo Sameeyay Isha Iftiinka si kor loogu qaado Kobaca Dhirta
Dysprosium, cunsurka 66 ee miiska xilliyeedka Jia Yi ee Boqortooyadii Han ayaa ku qoray "Toban Dambiyada Qin" in "waa inaan dhammaan askarta adduunka ka soo ururinno, ku soo ururinnaa Xianyang, oo aan iibinno". Halkan, 'dysprosium' waxaa loola jeedaa dhamaadka fiiqan ee falaarta. Sannadkii 1842-kii, ka dib markii Mossander uu kala qaybiyay ...Sii akhri -
Dhulka naadirka ah waxay ku daraan midab iyo dhalaal alaabta elektiroonigga ah
Meelaha xeebaha qaarkood, sababtoo ah Bioluminescence plankton oo ku dhacaya mowjadaha, baddu habeenkii waxay soo daysaa iftiinka Teal. Biraha dhulka naadirka ah ayaa sidoo kale iftiimiya iftiinka marka la kiciyo, ku dara midab iyo dhalaal alaabta elektiroonigga ah. Khiyaamada, ayuu yidhi de Bettencourt Dias, waa in la saxo elektaroonnada...Sii akhri -
Codsiga Agabka Dhulka Naadirka ah ee Tignoolajiyada Casriga ah
Codsiga Qalabka Dunida Naadirka ah ee Tiknoolajiyada Milatariga ee Casriga ah Sida qalab gaar ah oo shaqeynaya, dhul naadir ah, oo loo yaqaan "guriga kaydka" ee alaabta cusub, ayaa si weyn u wanaajin kara tayada iyo waxqabadka alaabta kale, waxaana loo yaqaan "vitamin" ee casriga ah. warshadaha. Ma aha oo kaliya ballaaran ...Sii akhri -
Codsiga iyo Tignoolajiyada Soo saarista ee Alaabta Naadirka ah ee Dhulka
Walxaha naadirka ah ee dhulka laftoodu waxay leeyihiin qaab-dhismeedyo koronto oo qani ah waxayna soo bandhigaan waxyaabo badan oo muuqaal, koronto iyo birlab ah. Ka dib nanomaterialization earth naadir, waxay soo bandhigtaa sifooyin badan, sida saamaynta cabbirka yar, saamaynta dusha sare ee gaarka ah, saamaynta quantum, muuqaal aad u xoog badan, ...Sii akhri -
Maaddadan dhifka ah ee dhulka ayaa leh awood weyn!
Nanomaterials naadirka ah ee dhulka nanomaterials Curiyayaasha dhulku waxay leeyihiin qaab dhismeedka elegrooniga ah ee lakabka hoose ee 4f, daqiiqada atomiga weyn ee magnetic, isku xidhka wareega wareega xooggan iyo sifooyin kale, taasoo keentay in aad hodan u ah indhaha, koronto, magnetic iyo sifo kale. Waa lama huraan...Sii akhri -
Isku-dhafka Dhulka Naadirka ah ee Magical: Praseodymium Oxide
Praseodymium oxide, qaacidada molecular Pr6O11, miisaanka kelli 1021.44. Waxa loo isticmaali karaa dhalada, biraha, iyo sidii wax lagu daro budada fluorescent. Praseodymium oxide waa mid ka mid ah alaabta muhiimka ah ee alaabta dhulka naadirka ah. Sababo la xiriira sifooyinka gaarka ah ee jirka iyo kiimikada, waxay leedahay ...Sii akhri -
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 -
Hababka jawaabta degdega ah ee zirconium tetrachloride Zrcl4
Zirconium tetrachloride waa caddaan, kiristaalo dhaldhalaalaya ama budo u nugul inay dhayalsato. Caadi ahaan loo isticmaalo wax soo saarka birta zirconium, midabada, wakiilada biyaha ilaalinta dharka, wakiilada haragga, iwm, waxay leedahay khataro gaar ah. Hoosta, aan soo bandhigo hababka jawaabta degdega ah ee z...Sii akhri -
Zirconium tetrachloride Zrcl4
1, Hordhac Breif: Heerkulka qolka, Zirconium tetrachloride waa budo crystalline cad oo leh qaab dhismeed ka tirsan nidaamka crystal cubic. Heerkulka sublimation waa 331 ℃ halka barta dhalaaliduna ay tahay 434 ℃. molecule zirconium tetrachloride gaseous wuxuu leeyahay strut tetrahedral ...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 -
Waa maxay cerium oxide? Maxay yihiin isticmaalkeeda?
Cerium oxide, oo sidoo kale loo yaqaan cerium dioxide, ayaa leh caanaha molecular CeO2. Waxaa loo isticmaali karaa sidii agab dhalaalid, kicinta, nuugayaasha UV, electrolytes unugga shidaalka, nuugayaasha qiiqa baabuurta, ceramics electronic, iwmSii akhri