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Ipa ti Awọn eroja Aye toje ni Awọn ayase
Lori awọn ti o ti kọja idaji orundun, sanlalu iwadi ti a ti waiye lori katalitiki ipa ti toje eroja (o kun oxides ati chlorides), ati diẹ ninu awọn esi deede ti a ti gba, eyi ti o le wa ni ni ṣoki bi wọnyi: 1. Ni awọn ẹrọ itanna be ti toje eroja aiye. , 4f elekitironi ni o wa loca...Ka siwaju -
Toje aiye katalitiki ohun elo
Oro naa 'ayase' ni a ti lo lati ibẹrẹ ọrundun 19th, ṣugbọn o ti jẹ mimọ pupọ fun ọdun 30, ni aijọju ti o pada si awọn ọdun 1970 nigbati idoti afẹfẹ ati awọn ọran miiran di iṣoro. Ṣaaju pe, o ṣe ipa pataki pupọ ninu awọn ijinle ti awọn ohun ọgbin kemikali ti eniyan le ...Ka siwaju -
Ilọsi idiyele ilẹ-aye toje ni Oṣu Kẹwa 10, 2023
Orukọ ọja Iye Ga ati kekere Lanthanum irin (yuan / ton) 25000-27000 - Cerium irin (yuan / ton) 24000-25000 - Neodymium irin (yuan / ton) 645000 ~ 655000 - Dysprosium irin (yuan / kg) 3450 Terbium irin (yuan / kg) 10700 ~ 10800 - Praseodymium neodymium irin/Pr-Nd irin (yua...Ka siwaju -
Oṣu Kẹsan Ọdun 2023 Ijabọ Oṣooṣu Ọja Ilẹ-ilẹ: Ibeere Idagba ati Ilọsiwaju Iduroṣinṣin ni Awọn idiyele Aye toje ni Oṣu Kẹsan
"Awọn oja wà besikale idurosinsin ni September, ati ibosile kekeke ibere dara akawe si August. The Mid Autumn Festival ati National Day n approaching, ati neodymium iron boron katakara ti wa ni actively ifipamọ soke. Market ibeere ti pọ, ati awọn iṣowo bugbamu ti wa ni .. .Ka siwaju -
Ilọsi idiyele ilẹ-aye toje ni Oṣu Kẹwa 9, Ọdun 2023
Orukọ ọja Iye Ga ati kekere Lanthanum irin (yuan/ton) 25000-27000 - Cerium irin (yuan/ton) 24000-25000 - Neodymium irin (yuan/ton) 645000 ~ 655000 +12500 Dysprosium ~ irin (yuan /Kg) 53000 + 25 Terbium irin (yuan /Kg) 10700 ~ 10800 +150 Praseodymium neodymium irin/Pr-Nd...Ka siwaju -
Ni Oṣu Kẹsan ọjọ 28th, ọdun 2023, aṣa idiyele ti awọn ilẹ to ṣọwọn.
Ọja orukọ awọn giga ati lows Lanthanum irin (yuan / ton) 25000-27000 - Cerium irin (yuan / ton) 24000-25000 - Neodymium irin (yuan / ton) 635000 ~ 640000 - Dysprosium irin (yuan / kg) 3500 - 3500 Terbium irin (yuan / kg) 10500 ~ 10700 - Praseodymium neody...Ka siwaju -
Toje aiye awọn irin ati alloys
Awọn irin aye toje jẹ awọn ohun elo aise pataki fun iṣelọpọ awọn ohun elo ibi ipamọ hydrogen, awọn ohun elo oofa ayeraye NdFeB, awọn ohun elo magnetostrictive, bbl Wọn tun lo ni lilo pupọ ni awọn irin ti kii ṣe irin ati awọn ile-iṣẹ irin. Ṣugbọn iṣẹ ṣiṣe irin rẹ lagbara pupọ, ati pe o ṣoro lati jade i…Ka siwaju -
Awọn ifiṣura agbaye to lopin ti hafnium irin, pẹlu ọpọlọpọ awọn ohun elo ibosile
Hafnium le ṣe awọn alapọpọ pẹlu awọn irin miiran, aṣoju julọ eyiti o jẹ hafnium tantalum alloy, gẹgẹbi pentacarbide tetratantalum ati hafnium (Ta4HfC5), eyiti o ni aaye yo to gaju. Aaye yo ti pentacarbide tetratantalum ati hafnium le de ọdọ 4215 ℃, ti o jẹ ki o jẹ kn lọwọlọwọ…Ka siwaju -
Aṣa idiyele ti ilẹ toje ni Oṣu Kẹsan Ọjọ 27, Ọdun 2023
Orukọ ọja Iye Up ati isalẹ Lanthanum irin (yuan/ton) 25000-27000 - Cerium metal (yuan/ton) 24000-25000 - Neodymium metal (yuan/ton) 635000 ~ 640000 - Dysprosium irin (yuan/kg) 35000-3400 irin Terbium (yuan/kg) 10500 ~ 10700 - Praseodymium neodymium ...Ka siwaju -
Ni Oṣu Kẹsan ọjọ 26th, ọdun 2023, aṣa idiyele ti awọn ilẹ to ṣọwọn.
Orukọ ọja Iye Hghs ati lows Lanthanum irin (yuan/ton) 25000-27000 - Cerium irin (yuan/ton) 24000-25000 - Neodymium irin(yuan/ton) 635000 ~ 640000 - Dysprosium irin ~ (yuan / kg) 35000 Terbium irin (yuan/kg) 10500 ~ 10700 - Pr-Nd irin (yuan / si ...Ka siwaju -
Hafnium jara awọn ọja
Hafnium jara awọn ọja ati awọn ohun elo ============================================= ================================================= ================= Awọn orisun Hafnium Hafnium imudara vHafnium awọn ọja agbedemeji Hafnium ...Ka siwaju -
Eroja 72: Hafnium
Hafnium, Hf irin, nọmba atomiki 72, iwuwo atomiki 178.49, jẹ irin iyipada grẹy fadaka didan. Hafnium ni awọn isotopes iduroṣinṣin mẹfa nipa ti ara: hafnium 174, 176, 177, 178, 179, ati 180. Hafnium ko ni fesi pẹlu dilute hydrochloric acid, dilute sulfuric acid, ati awọn solusan ipilẹ to lagbara, ṣugbọn i...Ka siwaju