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Kaʻina hana hoʻomākaukau o nā mea hoʻohuihui carbon fiber
na ke kahu ma ka 24-12-31
ʻO ka manaʻo nui o ka carbon-carbon Composite Material ʻO ka carbon/carbon (C/C) composite material he carbon fiber reinforced composite material me kahi ʻano o nā waiwai maikaʻi loa e like me ka ikaika kiʻekiʻe a me ka modulus, ka māmā māmā, ka liʻiliʻi liʻiliʻi hoʻonui wela, ka pale ʻana i ka corrosion, thermal. ...
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Nā kahua noi o nā mea hana kalapona/carbon composite
na ke kahu ma ka 24-12-31
Mai kona hana ʻia ʻana i nā makahiki 1960, ua loaʻa ka manaʻo nui o ka carbon-carbon C/C composites mai ka pūʻali koa, aerospace, a me nā ʻoihana ikehu nuklea. I ka wā mua, ua paʻakikī ke kaʻina hana o ka carbon-carbon composite, ʻenehana paʻakikī, a ʻo ke kaʻina hana hoʻomākaukau wa...
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Pehea e hoʻomaʻemaʻe ai i ka waʻa graphite PECVD?| VET Energy
na ke kahu ma ka 24-12-23
1. Hoʻomaikaʻi ma mua o ka hoʻomaʻemaʻe 1) Ke hoʻohana ʻia ka PECVD graphite waʻa / mea lawe ma mua o 100 a 150 mau manawa, pono ka mea hana e nānā i ke kūlana o ka uhi i ka manawa. Inā loaʻa kahi uhi kūlohelohe, pono e hoʻomaʻemaʻe a hoʻopaʻa ʻia. ʻO ke kala uhi maʻamau o ka...
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Kumu o ka PECVD graphite waapa no ka solar cell (coating) | VET Energy
na ke kahu ma ka 24-12-23
ʻO ka mea mua, pono mākou e ʻike i ka PECVD (Plasma Enhanced Chemical Vapor Deposition). ʻO ka Plasma ka hoʻoikaika ʻana i ka neʻe wela o nā molekala waiwai. ʻO ka hui ʻana ma waena o lākou e hoʻoheheʻe ʻia nā molekele kinoea, a lilo ka mea i hui pū ʻia o fr...
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Pehea e loaʻa ai i nā kaʻa ikehu hou ka hoʻopaʻa ʻana i kōkua ʻia i ka vacuum? | VET Energy
na ke kahu ma ka 24-12-18
ʻAʻole hoʻolako ʻia nā kaʻa ʻenehana hou me nā ʻenekini wahie, no laila pehea lākou e hoʻokō ai i ka braking i kōkua ʻia i ka wā e hoʻomaha ai? Loaʻa i nā kaʻa ikehu hou ke kōkua ʻana ma o nā ʻano ʻelua: ʻO ke ala mua ka hoʻohana ʻana i kahi ʻōnaehana braking vacuum booster uila. Ke hoʻohana nei kēia ʻōnaehana i kahi vac uila ...
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No ke aha mākou e hoʻohana ai i ka tape UV no ka dicing wafer? | VET Energy
na ke kahu ma ka 24-12-16
Ma hope o ka hele ʻana o ka wafer ma ke kaʻina hana mua, ua hoʻopau ʻia ka hoʻomākaukau ʻana i ka chip, a pono e ʻoki ʻia e hoʻokaʻawale i nā ʻāpana ma ka wafer, a hoʻopaʻa hope ʻia. ʻOkoʻa hoʻi ke kaʻina hana ʻoki wafer i koho ʻia no nā wafers o nā mānoanoa like ʻole: ▪ Wafers me ka mānoanoa o ...
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Wafer warpage, he aha ka hana?
na ke kahu ma ka 24-12-16
I kekahi kaʻina hana hoʻopihapiha, hoʻohana ʻia nā mea hoʻopihapiha me nā koena hoʻonui wela. I ka wā o ke kaʻina hana hoʻopili, kau ʻia ka wafer ma luna o ka substrate packaging, a laila hana ʻia ka hoʻomehana ʻana a me ka hoʻomaha ʻana e hoʻopau i ka ʻeke. Eia naʻe, ma muli o ka like ʻole ma waena o ...
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No ke aha i ʻoi aku ka wikiwiki o ka pane ʻana o Si a me NaOH ma mua o SiO2?
na ke kahu ma ka 24-12-10
No ke aha e hiki ai ke ʻoi aku ka nui o ka hopena o ke kilika a me ka sodium hydroxide ma mua o ka silicon dioxide e hiki ke ʻike ʻia mai nā ʻano penei: ʻokoʻa i ka ikehu paʻa kemika ▪ Ka pane ʻana o ke silikona a me ka sodium hydroxide: Ke hoʻopili ke silikona me ka sodium hydroxide, ka ikehu pili Si-Si ma waena o silikon ato...
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No ke aha i paʻakikī loa ai ke silikoni akā palupalu?
na ke kahu ma ka 24-12-10
ʻO ka silikoni kahi aniani atomika, nona nā ʻātoma i hoʻopili ʻia i kekahi i kekahi e nā paʻa covalent, e hana ana i kahi ʻano pūnaewele spatial. I loko o kēia ʻano, ʻo nā mea paʻa covalent ma waena o nā atoms he kuhikuhi loa a loaʻa i ka ikehu paʻa kiʻekiʻe, e hōʻike ana ke silika i ka paʻakikī kiʻekiʻe i ka wā e kūʻē ai i nā ikaika o waho t ...
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