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Ka hoʻohana ʻana i ka ʻeleʻele honua ʻaʻole Praseodymium (pr)
Ka hoʻohana ʻana i ka ʻeleʻele honua ʻaʻole Praseodymium (pr). Praseodymium (Pr) Ma kahi o 160 makahiki aku nei, ua ʻike ʻo Swedish Mosander i kahi mea hou mai ka lanthanum, akā ʻaʻole ia he mea hoʻokahi. Ua ʻike ʻo Mosander ua like loa ke ʻano o kēia mea me ka lanthanum, a kapa ʻia ʻo ia ʻo "Pr-Nd". "Praseodymium a ...Heluhelu hou aku -
He aha ka hopena o nā oxides honua maʻemaʻe i loko o nā uhi seramika?
He aha ka hopena o nā oxides honua maʻemaʻe i loko o nā uhi seramika? Hoʻopaʻa ʻia nā seramika, nā mea metala a me nā mea polymer e like me nā mea paʻa nui ʻekolu. He nui nā waiwai maikaʻi o Ceramic, e like me ke kūpaʻa kiʻekiʻe o ka wela, ka pale ʻana i ka corrosion, ke kūpaʻa ʻana, a me nā mea ʻē aʻe, no ka mea, ʻo ka atomi ...Heluhelu hou aku -
8/27/2021 Kumu kūʻai kumu o nā mea magnet Neodymium
ʻO kahi hiʻohiʻona o ka Neodymium magnet raw material kumu kūʻai hou loa. Lā: ʻAukake 27,2021 Kumukūʻai: ex-works China Unit: CNY/mt Magnet Searcher nā loiloi kumukūʻai e hōʻike ʻia e ka ʻike i loaʻa mai kahi ʻāpana ākea o nā mea komo i ka mākeke me nā mea hana, nā mea kūʻai aku a me nā mea waena....Heluhelu hou aku -
ʻO Neodymium kekahi o nā metala honua laha loa
ʻO Neodymium kekahi o nā metala honua laha ʻole loa I ka makahiki 1839, ua ʻike ʻo Swedish CGMosander i ka hui ʻana o ka lanthanum (lan) a me ka praseodymium (pu) a me ka neodymium (nǚ). Ma hope o kēlā, ua nānā nui nā chemists ma ka honua holoʻokoʻa i ka hoʻokaʻawale ʻana i nā mea hou mai nā mea i ʻike ʻia. I loko o...Heluhelu hou aku -
ʻO Neodymium kekahi o nā metala honua laha loa
ʻO Neodymium kekahi o nā metala honua laha ʻole loa I ka makahiki 1839, ua ʻike ʻo Swedish CGMosander i ka hui ʻana o ka lanthanum (lan) a me ka praseodymium (pu) a me ka neodymium (nǚ). Ma hope o kēlā, ua nānā nui nā chemists ma ka honua holoʻokoʻa i ka hoʻokaʻawale ʻana i nā mea hou mai nā mea i ʻike ʻia. I loko o...Heluhelu hou aku -
ʻElemu Honua Rare Magic: "King of Permanent Magnet"-Neodymium
Magic Rare Earth Element: "King of Permanent Magnet"-Neodymium bastnasite Neodymium, atomic helu 60, atomic kaumaha 144.24, me ka maʻiʻo o 0.00239% i loko o ka crust, nui loa i loko o ka monazite a me ka bastnaesite. ʻEhiku isotopes o neodymium ma ke ʻano: neodymium 142, 143, 144, 145, 146, 148...Heluhelu hou aku -
He Aluminum Aluminum Hana Kiʻekiʻe: Al-Sc Alloy
ʻO kahi Aluminum Aluminum kiʻekiʻe: Al-Sc Alloy Al-Sc alloy kahi ʻano o ka alumini alumini hana kiʻekiʻe. Nui nā ala e hoʻomaikaʻi ai i ka hana o ka alumini alumini, ma waena o ka micro-alloying hoʻoikaika a me ka paʻakikī ʻo ia ke kahua mua o ka hana kiʻekiʻe alumini alumini res ...Heluhelu hou aku -
Nanotechnology a me Nanomaterials: Nanometer Titanium Dioxide i Sunscreen Cosmetics
Nanotechnology and Nanomaterials: Nanometer Titanium Dioxide in Sunscreen Cosmetics Manaʻo i nā huaʻōlelo Ma kahi o 5% o nā kukuna i hoʻomālamalama ʻia e ka lā he mau kukui ultraviolet me ka lōʻihi hawewe ≤400 nm. Hiki ke hoʻokaʻawale ʻia nā kukui Ultraviolet i ka lā: nā kukui ultraviolet lōʻihi me ka lōʻihi o 320 nm ~ 400 nm...Heluhelu hou aku -
Hoʻohana ʻia o Nano Rare Earth Oxide i loko o ka pauku kaʻa
E like me kā mākou e ʻike ai, ʻo nā minerala honua maʻamau i Kina ka mea nui o nā ʻāpana honua liʻiliʻi, ʻo ia ka lanthanum a me ka cerium i ʻoi aku ma mua o 60%. Me ka hoʻonui ʻia ʻana o nā mea magnet mau loa o ka honua, nā mea luminescent honua ʻole, ka pauka polishing honua a me ka honua i loko oʻu...Heluhelu hou aku -
8/19/2021 Kumu kūʻai kumu o nā mea magnet Neodymium
ʻO kahi hiʻohiʻona o ka Neodymium magnet raw material kumu kūʻai hou loa. Kumukūʻai kumu waiwai o Neodymium MagnetsDate:ʻAukake 3,2021 Kumukūʻai: ex-works China Unit: CNY/mt MagnetSearcher nā loiloi kumukūʻai e hōʻike ʻia e ka ʻike i loaʻa mai kahi ʻāpana ākea o nā mea komo mākeke me ka pr...Heluhelu hou aku -
ʻElemu honua laha ʻole "Gao Fushuai" No ka Mana Loa "Kauka Cerium"
ʻO Cerium, ka inoa mai ka inoa Pelekane o ka asteroid Ceres. ʻO ka maʻiʻo o ka cerium i loko o ka ʻāʻī o ka honua ma kahi o 0.0046%, ʻo ia ka mea nui loa i waena o nā mea ʻano honua. Aia ka Cerium ma ka monazite a me ka bastnaesite, akā i nā huahana fission o ka uranium, thorium, a ...Heluhelu hou aku -
Nanometer rare earth material, he mea ikaika hou i ka hooulu hana
ʻO Nanotechnology kahi kahua interdisciplinary hou i hoʻomohala ʻia i ka hopena o 1980s a me 1990s mua. No ka mea he mana nui ia e hana i nā kaʻina hana hou, nā mea hou a me nā huahana hou, e hoʻomaka ia i kahi ...Heluhelu hou aku