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Hoʻomākaukau ʻana i ka Nano Cerium Oxide a me kāna noi i ka mālama wai
He mea koʻikoʻi ka CeO2 o nā mea honua laha. Loaʻa i ka cerium element cerium kahi hoʻolālā uila kū hoʻokahi - 4f15d16s2. Hiki i kāna papa 4f kūikawā ke mālama pono a hoʻokuʻu i nā electrons, e hana ana nā ion cerium i ka +3 valence state a me +4 valence state. No laila, ʻo CeO2 mater...Heluhelu hou aku -
ʻEhā mau noi nui o ka nano ceria
ʻO ka Nano ceria he mea liʻiliʻi a hoʻohana nui ʻia ka honua oxide me ka liʻiliʻi liʻiliʻi, ka hāʻawi ʻana i ka nui o ka nui, a me ka maʻemaʻe kiʻekiʻe. ʻAʻole hiki ke hoʻoheheʻe ʻia i ka wai a me ka alkali, hiki ke hoʻoheheʻe iki ʻia i ka waikawa. Hiki ke hoʻohana ʻia e like me nā mea polishing, catalysts, catalyst carriers (additives), automotive exhaust absorb...Heluhelu hou aku -
Ua hāʻule nā kumu kūʻai o ka honua rare i ʻelua makahiki i hala, a paʻakikī ka mākeke e hoʻomaikaʻi i ka hapa mua o ka makahiki. Ua pau kekahi mau hale hana mea magnetic liʻiliʻi ma Guangdong a me Zhejiang ...
Ua lohi ka noi o lalo, a ua hāʻule nā kumukūʻai o ka honua i ʻelua makahiki i hala. ʻOiai ka piʻi iki ʻana o nā kumukūʻai o ka honua i nā lā i hala iho nei, ua haʻi aku kekahi mau mea hoʻopukapuka ʻoihana i nā mea hoʻolaha ʻo Cailian News Agency ʻo ke kūpaʻa ʻana o nā kumukūʻai o ka honua i kēia manawa ʻaʻole i kākoʻo a hiki ke hui pū ʻia.Heluhelu hou aku -
He aha ka Tellurium dioxide a he aha ka hoʻohana ʻana o Tellurium dioxide?
Tellurium dioxide ʻO Tellurium dioxide he mea hoʻohuihui ʻole, pauka keʻokeʻo. Hoʻohana nui ʻia no ka hoʻomākaukau ʻana i ka tellurium dioxide hoʻokahi kristal, nā ʻenehana infrared, nā mea acousto-optic, nā mea puka makani infrared, nā mea uila, a me nā preservatives. Hoʻopili ʻia ka pahu i ka polyethylene ...Heluhelu hou aku -
ka pauda ʻokeda kala
He aha ka ʻokikene kālā? He aha ka mea i hoʻohana ʻia no ? He pauda ʻeleʻele ke kala kala ʻeleʻele ʻaʻole hiki ke hoʻoheheʻe ʻia i ka wai akā hiki ke hoʻoheheʻe ʻia i loko o nā waikawa a me ka amonia. He mea maʻalahi ke hoʻoheheʻe ʻia i nā mea elemental ke hoʻomehana ʻia. I ka lewa, hoʻomohu ia i ke kalapona kalapona a hoʻololi ia i kalapona kala. Hoʻohana nui ʻia ma ...Heluhelu hou aku -
Paʻakikī i ka piʻi ʻana o nā kumukūʻai Rare Earth ma muli o ka emi ʻana o ka helu hana o nā ʻoihana mea magnetik.
ʻO ke kūlana o ka mākeke honua ma Mei 17, 2023 Ua hōʻike ʻia ke kumukūʻai holoʻokoʻa o ka honua laʻa i Kina i ka piʻi ʻana o ka piʻi ʻana, i hōʻike ʻia ma ka piʻi liʻiliʻi o nā kumukūʻai o praseodymium neodymium oxide, gadolinium oxide, a me dysprosium iron alloy a puni 465000 yuan/ tona, 272000 yuan/to...Heluhelu hou aku -
ʻO ka hoʻokomo ʻana i ka ʻaila thortveitite
Loaʻa iā Thortveitite ore Scandium nā waiwai o ka haʻahaʻa pili haʻahaʻa (kokoke e like me ka alumini) a me ka helu heheʻe kiʻekiʻe. Loaʻa i ka Scandium nitride (ScN) kahi helu heheʻe o 2900C a me ka conductivity kiʻekiʻe, e hoʻohana nui ʻia i nā ʻoihana uila a me nā lekiō. ʻO Scandium kekahi o nā mea waiwai no ...Heluhelu hou aku -
ʻO nā ʻano unuhi o scandium
No ka manawa lōʻihi ma hope o ka loaʻa ʻana, ʻaʻole i hōʻike ʻia ka hoʻohana ʻana i ka scandium ma muli o kona paʻakikī i ka hana ʻana. Me ka hoʻonui nui ʻana o nā ʻano hana hoʻokaʻawale ʻana o ka honua, aia i kēia manawa ke kahe kaʻina hana no ka hoʻomaʻemaʻe scandi ...Heluhelu hou aku -
ʻO ka hoʻohana nui o scandium
ʻO ka hoʻohana nui ʻana i ka scandium ʻO ka hoʻohana ʻana i ka scandium (ma ke ʻano he mea hana nui, ʻaʻole no ka doping) i hoʻopaʻa ʻia i kahi ala mālamalama loa, a ʻaʻole ia he mea hoʻonui ke kapa ʻia ʻo ia ke Keiki o ka Mālamalama. 1. ʻO ke kukui sodium Scandium ʻO ka mea kaua kilokilo mua o ka scandium i kapa ʻia ʻo scandium sodium lamp, kahi ...Heluhelu hou aku -
Elements Ka Honua | Lutetium (Lu)
I ka makahiki 1907, ua alakaʻi ʻo Welsbach lāua ʻo G. Urban i kā lāua noiʻi ponoʻī a ʻike i kahi mea hou mai "ytterbium" me ka hoʻohana ʻana i nā ʻano kaʻawale like ʻole. Ua kapa ʻo Welsbach i kēia mea ʻo Cp (Cassiope ium), a ʻo G. Urban i kapa iā ia ʻo Lu (Lutetium) ma muli o ka inoa kahiko o Paris ʻo lutece. Ma hope mai, ua ʻike ʻia ʻo Cp a me ...Heluhelu hou aku -
ʻEleʻele honua laha ʻole | Ytterbium (Yb)
I ka makahiki 1878, ua ʻike ʻo Jean Charles lāua ʻo G.de Marignac i kahi mea hou o ka honua ma ka "erbium", i kapa ʻia ʻo Ytterbium na Ytterby. ʻO nā hoʻohana nui o ka ytterbium penei: (1) Hoʻohana ʻia ma ke ʻano he mea pale pale wela. Hiki i ka Ytterbium ke hoʻomaikaʻi nui i ke kūpaʻa ʻana o ka zinc electrodeposited ...Heluhelu hou aku -
ʻEleʻele honua laha ʻole | Tulium (Tm)
Ua ʻike ʻia ka mea Thulium e Cliff ma Suedena i ka makahiki 1879 a ua kapa ʻia ʻo Thulium ma hope o ka inoa kahiko ʻo Thule ma Scandinavia. ʻO nā hoʻohana nui o ka thulium penei. (1) Hoʻohana ʻia ka Thulium ma ke ʻano he kumu lāʻau lapaʻau māmā a māmā. Ma hope o ka hoʻomālamalama ʻia ʻana i ka papa hou ʻelua ma hope o ka ...Heluhelu hou aku