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Ihe na-adịghị ahụkebe ụwa | gadolinium (Gd)
N'afọ 1880, G.de Marignac nke Switzerland kewara "samarium" n'ime ihe abụọ, otu n'ime ha kwadoro na Solit bụ samarium na ihe nke ọzọ bụ nke Bois Baudelaire mere nyocha. Na 1886, Marignac kpọrọ aha ọhụrụ a gadolinium iji sọpụrụ onye Dutch chemist Ga-do Linium, onye ...GỤKWUO -
Ihe ndị dị ụkọ n'ụwa | Eu
N'afọ 1901, Eugene Antole Demarcay chọtara ihe ọhụrụ sitere na "samarium" wee kpọọ ya Europium. Nke a nwere ike ịbụ aha ya bụ Europe. Ọtụtụ n'ime europium oxide na-eji maka fluorescent powders. A na-eji Eu3+ dị ka ihe na-eme ka phosphor na-acha uhie uhie, na Eu2+ na-eji phosphor na-acha anụnụ anụnụ. Ugbu a,...GỤKWUO -
Ihe na-adịghị ahụkebe ụwa | Samarium (Sm)
Ihe na-adịghị ahụkebe ụwa | Samarium (Sm) N'afọ 1879, Boysbaudley chọtara ihe ọhụrụ ụwa na-adịghị ahụkebe na "praseodymium neodymium" enwetara site na niobium yttrium ore, wee kpọọ ya samarium dị ka aha nke ore a si dị. Samarium bụ agba odo na-acha odo odo ma bụrụ ihe eji eme Sameria ...GỤKWUO -
Ihe na-adịghị ahụkebe ụwa | Lanthanum (La)
Akpọrọ aha 'lanthanum' na 1839 mgbe onye Swede aha ya bụ 'Mossander' chọpụtara ihe ndị ọzọ na ala obodo ahụ. Ọ gbaziri okwu Grik 'zoro ezo' ka ọ kpọọ elementrị a 'lanthanum'. A na-eji Lanthanum eme ihe n'ọtụtụ ebe, dị ka ihe piezoelectric, ihe electrothermal, thermoelec ...GỤKWUO -
Ihe na-adịghị ahụkebe ụwa | Neodymium (Nd)
Ihe na-adịghị ahụkebe ụwa | Neodymium (Nd) Site na ọmụmụ praseodymium element, ihe neodymium pụtakwara. Ọbịbịa nke neodymium element emewo ka ogige ụwa dị ụkọ rụọ ọrụ, rụọ ọrụ dị mkpa n'ọhịa ụwa na-adịghị ahụkebe, ma na-achịkwa ahịa ụwa dị ụkọ. Neodymium aghọwo ihe na-ekpo ọkụ n'elu ...GỤKWUO -
Ihe na-adịghị ahụkebe ụwa | yttrium (Y)
N'afọ 1788, Karl Arrhenius, onye ọrụ Sweden bụ onye na-amu amu nke na-amụ kemịkalụ na mineralogy na nchịkọta ores, chọtara mineral ojii nwere ọdịdị nke asphalt na coal n'ime obodo Ytterby n'èzí Stockholm Bay, aha ya bụ Ytterbit dị ka aha obodo si dị. N'afọ 1794, ndị Finnish ...GỤKWUO -
Usoro mmịpụta ihe mgbaze maka ihe ndị dị ụkọ n'ụwa
Usoro mmịpụta ihe mgbaze Usoro nke iji ihe mgbaze organic wepụ na ikewapụ ihe e amịpụtara na mmiri mmiri na-enweghị atụ ka a na-akpọ usoro mmịpụta mmiri mmiri na-agbaze organic, nke akpọrọ dị ka usoro mmịpụta ihe mgbaze. Ọ bụ usoro mbufe oke na-ebufe sub...GỤKWUO -
Ihe ndị dị ụkọ n'ụwa | Scandium (Sc)
N'afọ 1879, ndị prọfesọ kemịkalụ Sweden LF Nilson (1840-1899) na PT Cleve (1840-1905) chọtara ihe ọhụrụ na mineral gadolinite na obere ọla edo na-adịghị ahụkebe n'otu oge. Ha kpọrọ ihe a “Scandium” nke bụ ihe “boron like” nke Mendeleev buru amụma ya. Ha ...GỤKWUO -
Kedu ihe bụ gadolinium oxide Gd2O3 na gịnị ka eji ya?
Dysprosium oxide Aha ngwaahịa: Dysprosium oxide Usoro ihe omimi: Gd2O3 Akara Molecular: 373.02 Ịdị Ọcha: 99.5% -99.99% min CAS ：12064-62-9 Nkwakọ ngwaahịa: 10, 25, na 50 kilogram kwa akpa, nke nwere akpa abụọ n'ime akpa rọba, na kpara akpa, ígwè, akwụkwọ, ma ọ bụ rọba n'èzí. agwa: Ọcha ma ọ bụ li...GỤKWUO -
Ndị nyocha SDSU chepụta nje bacteria na-ewepụta ihe ndị dị ụkọ n'ụwa
source:newscenter Rare earth element (REEs) dị ka lanthanum na neodymium bụ ihe dị mkpa nke ngwa eletrọnịkị ọgbara ọhụrụ, site na ekwentị na mbara igwe ruo na satịlaịtị na ụgbọ ala eletrik. Ọla ndị a dị arọ na-eme gburugburu anyị, n'agbanyeghị na ọ dị ntakịrị. Mana ọchịchọ na-aga n'ihu na-ebili ma na-ada ...GỤKWUO -
Kedu ihe bụ Amorphous boron ntụ ntụ, agba, ngwa?
Ntinye ngwaahịa aha ngwaahịa: Monomer boron, boron powder, amorphous element boron akara: B Atomic arọ: 10.81 (dị ka 1979 International Atomic Weight) Ọkọlọtọ dị mma: 95% -99.9% HS koodu: 28045000 CAS nọmba: 7440-42- 8 Amorphous boron ntụ ntụ a na-akpọkwa amorphous bo ...GỤKWUO -
Gịnị bụ tantalum chloride tacl5, agba, ngwa?
Shanghai Xinglu chemical ọkọnọ elu ịdị ọcha tantalum chloride tacl5 99.95%, na 99.99% Tantalum chloride bụ Ọcha ọcha ntụ ntụ na molekụla usoro TaCl5. Ibu arọ molecular 35821, ebe mgbaze 216 ℃, ebe esi esi 239 4 ℃, agbazere na mmanya, ether, carbon tetrachloride, wee meghachi omume na wa ...GỤKWUO