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Hoʻohana ʻia ʻo Niobium ma ke ʻano he catalyst i ka wahie cell
na admin ma ka 19-12-30
ʻO Brazil ka mea hana nui loa o ka honua i ka niobium a paʻa ma kahi o 98 pakeneka o nā mea mālama ola ma ka honua. Hoʻohana ʻia kēia mea kemika i nā ʻāpana metala, ʻoi aku ka ikaika kiʻekiʻe, a ma kahi ʻano palena ʻole o nā noi ʻenehana kiʻekiʻe mai nā kelepona hele a i nā ʻenekini mokulele. ...
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Mai ka cobalt a hiki i ka tungsten: pehea e hoʻāla ai nā kaʻa uila a me nā kelepona i kahi ʻano hou o ke gula
na ke kahu ma ka 19-12-27
He aha kāu mea i loko? ʻAʻole noʻonoʻo ka hapa nui o mākou i nā mea e hiki ai ke ola hou. Eia naʻe, pili nā ʻenehana e like me nā kelepona akamai, nā kaʻa uila, nā kīwī nui a me ka hoʻoulu ʻana i ka ikehu ʻōmaʻomaʻo i nā ʻano mea kemika a ka hapa nui o ka poʻe i lohe ʻole. A hiki i ka lat...
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ʻOi aku ka ikaika o nā lau turbine me nā silicides molybdenum
na admin ma ka 19-12-26
Ua ʻike nā mea noiʻi ma ke Kulanui ʻo Kyoto e hiki i nā silicides molybdenum ke hoʻomaikaʻi i ka maikaʻi o nā lau turbine i nā ʻōnaehana hoʻopau wela kiʻekiʻe. ʻO nā turbine kinoea nā ʻenekini e hoʻohua ai i ka uila ma nā mea kanu mana. Hiki i nā mahana hana o kā lākou ʻōnaehana hoʻopau ke ʻoi aku ...
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He ʻenehana maʻalahi no ka hana nui ʻana i nā ultrathin, kiʻekiʻe kiʻekiʻe molybdenum trioxide nanosheets
na admin ma ka 19-12-26
Loaʻa i ka Molybdenum trioxide (MoO3) he mea koʻikoʻi ʻelua-dimensional (2-D), akā ua emi kāna hana nui ma hope o nā mea ʻē aʻe o kāna papa. I kēia manawa, ua hoʻomohala ka poʻe noiʻi ma A*STAR i kahi ala maʻalahi no ka hana nui ʻana i nā ultrathin, kiʻekiʻe kiʻekiʻe MoO3 nanosheets. Ma hope o ka diski...
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Hāʻawi ka noiʻi i ke kumu hoʻolālā hou no nā catalysts hoʻokaʻawale wai
na admin ma ka 19-12-26
Ua ʻike lōʻihi ka poʻe ʻepekema ʻo ka platinum ka mea hoʻoikaika maikaʻi loa no ka hoʻokaʻawale ʻana i nā molekala wai e hana i ke kinoea hydrogen. ʻO kahi noiʻi hou e nā mea noiʻi o ke Kulanui ʻo Brown e hōʻike ana i ke kumu e hana maikaʻi ai ka platinum-a ʻaʻole ia ke kumu i manaʻo ʻia. ʻO ka noiʻi, i paʻi ʻia ma ACS Catalysis ...
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Hoʻololi a hoʻopaʻa i nā pauka chromium-tungsten e hana i nā metala ikaika
na ke kahu ma ka 19-12-25
Hiki ke hoʻololi ʻia nā ʻāpana tungsten hou i ka Schuh Group ma MIT ke hoʻololi i ka uranium i hoʻopau ʻia i nā projectiles hoʻopaʻa kaua. Eha-makahiki mea 'epekema a me ka 'enekinia haumāna puka 'o Zachary C. Cordero e hana ana ma ka haʻahaʻa-ʻawaʻawa, kiʻekiʻe-ikaika, kiʻekiʻe-density mea no ka hoʻololi ...
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Pehea ka neʻe ʻana o nā haumia i ka tungsten
na ke kahu ma ka 19-12-25
Hoʻokahi ʻāpana o ka moku ʻākea (ka mea e kū ana i ka plasma) o ka mea hoʻokolohua fusion a me ka reactor fusion e hiki mai ana e hui pū me ka plasma. Ke komo nā ion plasma i loko o ka mea, ua lilo kēlā mau ʻāpana i ʻātoma kū ʻole a noho i loko o ka mea. Inā ʻike ʻia mai nā ʻātoma i hoʻopili ...
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ʻO ka Mākeke Tungsten Concentrate Pākē ma lalo o ke koi ʻana i ka Lukewarm
na admin ma ka 19-12-03
Ua hoʻemi ʻia ka mākeke tungsten concentrate Kina mai ka hopena o ʻOkakopa ma muli o ke koi ʻoluʻolu mai nā mea hoʻohana hope ma hope o ka haʻalele ʻana o nā mea kūʻai mai ka mākeke. ʻOki nā mea hoʻolako concentrate i kā lākou kumukūʻai hāʻawi e paipai i ke kūʻai ʻana ma ke alo o ka hilinaʻi mākeke nāwaliwali. ʻO nā kumukūʻai tungsten Kina e ...
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Hoʻololi a hoʻopaʻa i nā pauka chromium-tungsten e hana i nā metala ikaika
na admin ma ka 19-12-02
Hiki ke hoʻololi ʻia nā ʻāpana tungsten hou i ka Schuh Group ma MIT ke hoʻololi i ka uranium i hoʻopau ʻia i nā projectiles hoʻopaʻa kaua. Eha-makahiki mea 'epekema a me ka 'enekinia haumāna puka 'o Zachary C. Cordero e hana ana ma ka haʻahaʻa-ʻawaʻawa, kiʻekiʻe-ikaika, kiʻekiʻe-density mea no ka hoʻololi ...
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Hoʻololi nā pūhui tungsten a me titanium i kahi alkane maʻamau i loko o nā hydrocarbons ʻē aʻe
na admin ma ka 19-12-02
Ua hoʻomohala ʻia e ke Kulanui o ʻEpekema a me ʻenehana ʻo Saudi Arabia ʻo King Abdullah ke kinoea propane i loko o ka hydrocarbons kaumaha. (KAUST) mea noiʻi. Hoʻoikaika nui ia i kahi hopena kemika i kapa ʻia ʻo alkane metathesis, hiki ke hoʻohana ʻia e pro...
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ʻO nā mea palupalu i hoʻopaʻa ʻia: Tungsten-fiber-reinforced tungsten
na admin ma ka 19-12-02
He mea kūpono loa ʻo Tungsten i mea no nā ʻāpana koʻikoʻi o ka moku e hoʻopili ana i kahi plasma fusion wela, ʻo ia ka metala me ka helu heheʻe kiʻekiʻe. ʻO kahi pōʻino, ʻo ia ka brittleness, ʻo ia ka mea ma lalo o ke koʻikoʻi e lilo ia i palupalu a hiki i ka pōʻino. He moʻolelo, ʻoi aku ka paʻakikī com...
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ʻO Tungsten e like me ka pale radiation interstellar?
na admin ma ka 19-12-02
ʻO kahi paila o 5900 degere Celsius a me ka paʻakikī e like me ke daimana i hui pū ʻia me ke kalapona: ʻo ka tungsten ka metala kaumaha loa, akā he mau hana koʻikoʻi kona - ʻoi loa i nā microorganism aloha wela. ʻO kahi hui i alakaʻi ʻia e Tetyana Milojevic mai ka Faculty of Chemistry ma ke Kulanui o Vienna hōʻike no ...
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