Ammonium molybdate, motsoako oa inorganic o entsoeng ka likarolo tsa molybdenum, oksijene, naetrojene le hydrogen (eo hangata e bitsoang ammonium tetramolybdate kapa ammonium heptamolybdate), haesale e feta karolo ea eona e le setsi sa laboratori ka lebaka la likarolo tsa eona tse ikhethang tsa lik'hemik'hale - ts'ebetso e ntle haholo ea ho etsa lintho, bokhoni ba ho theha sebopeho sa phosphate kapa phosphate de complex. molybdenum oxides kapa metallic molybdenum tlas'a maemo a itseng. E fetohile motheo oa bohlokoa oa lik'hemik'hale o tšehetsang likarolo tse ngata tsa bohlokoa joalo ka indasteri ea sejoale-joale, temo, mahlale a thepa le tlhahlobo ea tikoloho.
1.Enjene ea mantlha lefapheng la catalysis: ho khanna matla a hloekileng le indasteri e sebetsang ea lik'hemik'hale
Sebakeng sa catalysis,ammonium molybdatee ka nkoa e le "lejoe la sekhutlo la thepa e tala". Sepheo sa eona se seholo ke ho hlahisa li-catalysts tsa hydroprocessing (HDS catalyst for desulfurization, HDN catalyst for denitrification). Ha re nka mohlala oa ho hloekisa petroleum, boholo ba ammonium molybdate e sebelisoang lefatšeng ka bophara selemo le selemo e sebelisetsoa morero ona:
Deep desulfurization le denitrification: Molybdenum oxide e hlahisoang ke ho senyeha ha ammonium molybdate e kenngoa holim'a sesebelisoa sa alumina 'me e kopantsoe le cobalt kapa nickel oxides ho etsa selelekela sa karolo e sebetsang ea catalyst. Sehlahisoa sena se ka senya le ho fetola organic sulfide (joalo ka thiophene) le nitride ea tlhaho ka har'a oli e tala le likaroloana tsa eona (joalo ka diesel le peterole) hore e be hydrogen sulfide, ammonia, le hydrocarbons tse tletseng mocheso o phahameng haholo le tikoloho ea hydrogen. Sena ha se fokotse haholo feela sebabole sa mafura a likoloi (ho kopana le melao e thata ea tikoloho joalo ka litekanyetso tsa Euro VI), ho fokotsa ho ntšoa ha pula ea acid le PM2.5 precursor SOx, empa hape ho ntlafatsa botsitso ba mafura le ts'ebetso ea enjene.
Ho atolosa lits'ebetso: Ts'ebetsong e khethiloeng ea hydrogenation ea liquefaction ea mashala, ho hloekisa oli le mafura a hydrogenation ho hlahisa oli ea meroho ea boleng ba lijo kapa biodiesel, hammoho le lihlahisoa tse sa tšoaneng tsa lik'hemik'hale tse phelang, li-catalysts tse thehiloeng ho ammonium molybdate le tsona li phetha karolo ea bohlokoa, ho khanna tlhahiso e sebetsang le e hloekileng ea lebili le leholo.
2.The classic rule of analytical chemistry: the "golden eye" bakeng sa ho lemoha hantle
"Molybdenum blue method" e thehiloeng ke ammonium molybdate k'hemistri ea tlhahlobo ke mokhoa oa khauta oa ho lemoha phosphate (PO ₄³ ⁻), e 'nileng ea etsoa.
e lekiloeng ka lilemo tse lekholo:
Molao-motheo oa nts'etsopele ea 'mala: Ka har'a asiti e nang le asiti, li-ion tsa phosphate li sebetsana le ammonium molybdate ho etsa motsoako o mosehla oa phosphomolybdic acid. Motsoako ona o ka fokotsoa ka mokhoa o ikhethileng ka ho fokotsa li-agent tse kang ascorbic acid le stannous chloride, ho hlahisa 'mala o moputsoa o tebileng oa "molybdenum blue". Botebo ba 'mala oa eona bo leka-lekana hantle le khokahanyo ea phosphate sebakeng se itseng sa wavelength (joalo ka 880nm).
Ts'ebeliso e pharaletseng: Mokhoa ona o sebelisoa haholo tlhahlobong ea tikoloho (tekanyetso ea kotsi ea eutrophication metsing a ka holim'a metsi le metsi a litšila a phosphorus), lipatlisiso tsa temo (boikemisetso ba mobu o fumanehang phosphorus le phosphorus ea manyolo), indasteri ea lijo (taolo ea litaba tsa phosphorus ka lino le li-additives), le biochemistry (analysis of inorganic phosphorus in serum le cellular metabolites) ka lebaka la boemo ba eona bo bonolo ba ho hlaka, ho fokotseha ho hoholo ha methapo ea mali. E fana ka ts'ehetso e tšepahalang ea data bakeng sa ts'ireletso ea boleng ba metsi, manyolo a nepahetseng, le lipatlisiso tsa mahlale a bophelo.
3. Karolo e 'meli ea ts'ebetso ea tšepe le metallurgy: setsebi sa tšireletso le ho hloekisa
corrosion inhibitor e sebetsang hantle: Ammonium molybdate e sebelisoa haholo joalo ka anodic corrosion inhibitor kalafong ea metsi ea liindasteri (joalo ka lits'ebetso tse kholo tsa metsi tse futhumatsang moea o pholileng, metsi a phepelo ea liboli) le mochini o pholisang oa enjene ea likoloi ka lebaka la botsoalle ba eona ba tikoloho (chefo e tlase ha e bapisoa le chromate) le ts'ebetso e ntle haholo. E oxidize holim'a litšepe (haholo-holo tšepe le lialloys tsa aluminium) ho etsa filimi e teteaneng le e khomarelang haholo ea molybdenum e thehiloeng ho passivation (e kang iron molybdate le calcium molybdate), e thibela ka katleho ho bola ha substrate ka metsi, ho qhibiliha oksijene, le lisebelisoa tse senyang (joalo ka ts'ebeletso e ntseng e eketseha).
Mohloli oa tšepe ea molybdenum le li-alloys: high-purity ammonium molybdate ke selelekela sa bohlokoa bakeng sa ho hlahisa phofo e phahameng ea tšepe ea molybdenum. Molybdenum phofo e fihlelang litlhoko tsa metallurgy ea phofo e ka hlahisoa ka taolo e nepahetseng ea calcination le mekhoa ea ho fokotsa (hangata sebakeng sa hydrogen). Li-powder tsena tsa molybdenum li ka sebetsoa ka ho eketsehileng ho hlahisa lisebelisoa tse futhumatsang tsa mocheso o phahameng oa mocheso oa sebōpi, li-crucible tsa indasteri ea semiconductor, li-alloys tsa molybdenum tse sebetsang hantle (tse kang molybdenum titanium zirconium alloys tse sebelisetsoang likarolo tsa mocheso o phahameng oa sefofane), hammoho le lihlahisoa tse phahameng tse kang sputtering.
4.Temo: 'Keteko ea Bophelo' bakeng sa Trace Elements
Molybdenum ke e 'ngoe ea likarolo tsa bohlokoa tsa mohlala bakeng sa limela 'me e bohlokoa bakeng sa ts'ebetso ea nitrogenase le nitrate reductase.
Mokotla oa manyolo a Molybdenum: Ammonium molybdate (haholo-holo ammonium tetramolybdate) ke thepa e ka sehloohong e tala bakeng sa ho etsa menontsha ea molybdenum e sebetsang hantle ka lebaka la ho qhibiliha ha eona hantle metsing le bioavailability. Ho sebelisoa ka ho toba kapa ho fafatsoa joalo ka manyolo a makhasi ho ka thibela le ho lokisa matšoao a khaello ea molybdenum (joalo ka ho ba mosehla oa lekhasi, ho holofala - "whip tail disease", ho thibela kholo) lijalong tse nang le linaoa (tse kang linaoa tsa soya le lesere tse itšetlehileng ka rhizobia bakeng sa nitrogen fixation) le cruciperous caulies le cruciperous caulies.
Ho eketsa chai le ho ntlafatsa boleng: Tlatsetso e lekaneng ea manyolo a ammonium molybdate e ka khothaletsa ts'ebetso ea "nitrogen metabolism" ea limela, ea ntlafatsa motsoako oa protheine, ea matlafatsa khatello ea maikutlo, 'me qetellong ea ntlafatsa chai le boleng, e leng ntho ea bohlokoa haholo ho netefatsa polokeho ea lijo le nts'etsopele ea nako e telele ea temo.
5.Materials Science: The 'Mohloli oa Bohlale' bakeng sa Lisebelisoa tse Sebetsang
Bokhoni ba ho fetola lik'hemik'hale tsa ammonium molybdate bo fana ka tsela ea bohlokoa bakeng sa ho kopanya lisebelisoa tse tsoetseng pele:
Li-ceramics tse sebetsang le li-precursors tsa ho roala: ka gel ea sol, ho omisa, ho senyeha ha mocheso le mekhoa e meng ea theknoloji, tharollo ea ammonium molybdate e ka sebelisoa e le selelekela sa ho lokisa li-powder tsa ceramic tse entsoeng ka molybdenum (tse kang lead molybdate piezoelectric ceramics) tse nang le lisebelisoa tse khethehileng tsa motlakase, tsa optical kapa tse sebetsang, le thepa ea ho roala. lilaollo).
Sebaka sa ho qala sa metsoako e mecha ea molybdenum: Joalo ka mohloli oa molybdenum, ammonium molybdate e sebelisoa haholo lits'ebetsong tsa laboratori le tsa indasteri ho kopanya molybdenum disulfide (MoS ₂, lubricant e tiileng, lisebelisoa tsa lithium negative electrode), molybdenum e thehiloeng polyoxometalates (polyoxometalates, lisebelisoa tse ling tse sebetsang ka matla a matla a khoheli, li-antiviral le lintho tse ling tse thibelang likokoana-hloko). li-molybdates (tse kang lisebelisoa tsa photocatalytic, lisebelisoa tsa fluorescent).
6.Indasteri ea lisebelisoa tsa elektroniki: "mohale ea ka morao ho liketsahalo" oa ho etsa ka nepo
Tlhahisong e nepahetseng ea elektroniki, ammonium molybdate e boetse e fumane lits'ebetso tse ikhethileng:
Sehlahisoa se thibelang malakabe: Metsoako e meng e nang le ammonium molybdate e sebelisoa ho alafa lisebelisoa tsa polymer (joalo ka likarolo tsa polasetiki bakeng sa lithapo le likhoele, likaroloana tsa boto ea potoloho), ka ho khothaletsa carbonization le ho fetola tsela ea ho bola ha mocheso, ho ntlafatsa boemo ba lelakabe le ho thibela mosi ho sebetsa.
Lisebelisoa tsa electroplating le lik'hemik'hale: Likarolong tse khethehileng tsa alloy electroplating kapa lik'hemik'hale tsa ho roala lik'hemik'hale, ammonium molybdate e ka sebelisoa e le tlatsetso ho ntlafatsa ho benya, ho hanyetsa ho roala, kapa ho hanyetsa kutu ha koae.
Ho tloha pelong e hloekisang oli e tsamaisang likepe tsa litonanahali maetong a malelele ho ea sebakeng se thibelang ho bola se sireletsang lisebelisoa tse nepahetseng; Ho tloha ho reajente e hlokolosi e senolang mohlala oa likarolo tsa phosphorus lefatšeng la microscopic, ho ea ho lenģosa la likaroloana tse matlafatsang masimo a maholo; Ho tloha masapong a thata a li-alloys tse nang le mocheso o phahameng ho ea mohloling o mocha oa lisebelisoa tse sebetsang ka ho fetisisa - 'mapa oa kopo oaammonium molybdate- e tiisa ka botebo boemo ba mantlha ba lik'hemik'hale tsa mantlha tsoelopeleng ea theknoloji ea sejoale-joale.
Nako ea poso: Jun-05-2025