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Rānamu Hexaboride

Whakaahuatanga Poto:

Rānamu Hexaboride (LaB6,e kiia ana hoki ko te lanthanum boride me te LaB) he matū kore-waro, he boride o te lanthanum. Hei rauemi uku ātete-waikura he 2210 °C te ira rewa, he tino kore e rewa te Lanthanum Boride i roto i te wai me te waikawa hauwaiora, ā, ka huri hei waikura ina werahia (kua whakapūkarahia). He papura-papura te tae o ngā tauira stoichiometric, ko ngā tauira whai boron (kei runga ake i te LaB6.07) he kikorangi.Rānamu HexaborideE mōhiotia ana a LaB6 mō tōna pakeke, tōna kaha miihini, tōna tukunga werawera, me ōna āhuatanga plasmonic kaha. Nō nā tata nei, i whakawhanakehia he tikanga hanga pāmahana-waenga hou hei hanga tika i ngā matūriki nano LaB6.


Taipitopito Hua

Rānamu Hexaboride

Kupu ōrite Rānamu Pōriti
Nama CAS 12008-21-8
Tātai matū LaB6
Papatipu molar 203.78g/mol
Āhua waiorā papura kaha
Kiato 4.72 karamu/cm3
Te pūwāhi rewa 2,210°C (4,010°F; 2,480K)
Te wairewatanga i roto i te wai kore e rewa
Teitei o te ParakoreRānamu HexaborideWhakatakotoranga
50nm 100nm 500nm 1μm 5μm 8μm1 2μm 18μm 25μm
 

He aha te whakamahinga o te Lanthanum Hexaboride (LaB₆)?

Ngā Whakamahinga o te Lanthanum Hexaboride (LaB₆)

Te Rānamu Hexaboride (LaB₆), he matū boride whenua onge, e rongonui ana mō ōna āhuatanga tukunga irahiko tino pai, te pumau wera, me te ātete matū. Ko tōna huinga ahurei o te ira rewa teitei (~2,710°C), te mahi iti, me te pakari e tino hiahiatia ana i roto i ngā hikohiko matatau, ngā taputapu tātari, me ngā hangarau hou. Kei raro nei ōna whakamahinga matua:

 

1. Ngā Pūnaha Tukunga Irahiko Mahi-Teitei

Ngā Pūtake Hiko Irahiko:

Rauemi Katote Pai Rawa: Ka whakakapi i ngā katote tungsten tuku iho i roto i ngā pūnaha tukunga irahiko mana-teitei nā te mea he iti ake te mahi** (2.4–2.8 eV) me te kiato iahiko teitei ake, kia mārama ake ai, kia pumau ake ai ngā hihi irahiko.

Ngā Whakamahinga Tino Hira:

Ngā Karuārai Irahiko: Ka whakarei ake i te taumira me te roa o te ora o ngā karuārai irahiko matawai (SEM) me ngā karuārai irahiko tuku (TEM).

Te Hanganga Hiko Irahiko: Ka taea te hanga nano tino tika mō ngā taputapu haurua-ira me ngā taputapu whakaahua.

Ngā Taiaho Irahiko Koreutu (FEL): Ka whakakaha i ngā hihi irahiko pūngao-tiketike mō te rangahau pūtaiao me te whakaahua hauora.

Ngā Ngongo Ngaruiti me te Ngongo Korehau:

Whakamahia ana i roto i ngā aukumetorona, ngā klystrona, me ngā ngongo ngaru-haere (TWT) mō ngā pūnaha radar, ngā whakawhitiwhiti kōrero amiorangi, me ngā hangarau parepare.

 

2. Te Pūtaiao Hanga me ngā Rauemi Matatau

Te Whakarewa me te Whakamahana i te Kurupae Irahiko:

E whakarato ana i ngā pūtake wera tino arotahi mō te whakarewa tika, te hanga tāpiri, me te maimoatanga mata i roto i ngā ahumahi rererangi me te motuka.

Ngā Paninga me ngā Kiriata Angiangi:

Ka whakamahia hei paninga tiaki i ngā mata o te tāpine, i ngā pūwero rōkete, me ngā wāhanga tauhohenga karihi hei ātete i ngā pāmahana tino kino me te waikura.

Kotahi-Karaihe LaB₆:

He rauemi katote kounga teitei i roto i ngā whakaterenga matūriki, ngā synchrotron, me ngā pūnaha whakatō katote.

 

3. Ngā Taputapu Tātari

Ngā Paerewa Whakarerekētanga Hihi-X (XRD):

Hei rauemi tohutoro rahi/taumahatanga kua whakamanahia hei whakatikatika i te whānui o ngā taputapu i roto i te tātaritanga XRD, kia tika ai ngā rangahau karaihe.

Ngā Ngongo Hiko-X:

Ka whakarei ake i te kanapa me te whai huatanga o ngā pūtake hihi-X hauora me te ahumahi.

 

4. Ngā Hangarau Hou me ngā Hangarau Motuhake

Rorohiko me te Rangahau Ianuma:

I rangahaua mō te whakamahinga i roto i ngā kaituku irahiko me ngā taputapu spintronic nā te mea he iti te marara o ngā irahiko me te nekenekehanga nui o ngā kaikawe.

Ngā Paewhiri Whakaaturanga Plasma (PDP):

Ka whakapai ake i te pai me te roa o te ora o ngā whakaaturanga whakamāramatanga teitei.

Te Tūhuratanga Ātea:

Whakamahia ana i roto i ngā pūkaha katote me ngā pūoko waka mokowhiti mō ngā misioni hōhonu.

 

5. Ngā Taupānga Ahumahi me te Taiao

Ngā Pūoko Pāmahana-Teitei:

Ngā mahi i roto i ngā takirua wera me ngā ine wera mō ngā tukanga whakarewa me te aroturuki i te whakarewa rewa.

Ngā Rauemi Arataki Nui:

I tūhuratia i roto i ngā hiato superconducting mō te rokiroki pūngao me ngā pūnaha whakaheke aukume.

 

Ngā Painga Matua o LaB₆

Pūmautanga Wera Tino-Teitei: Ka mau tonu te mahi i roto i ngā taiao tino kino (tae atu ki te 1,800°C i roto i te korehau).

Ātete Matū: Ātete ki te waikura mai i ngā waikawa, ngā kawakore, me ngā hau tauhohe.

Te Roa o te Ora: He pai ake te roa o te ora i ngā katote tungsten mā te 10–20 ngā wā.

 

Ngā Painga Motuhake mō te Ahumahi

Rererangi me te Tiaki: Ngā pūnaha radar pono, ngā whakawhitiwhiti kōrero amiorangi, me ngā paninga tiaki wera.

Ngā Kaiārahi-ā-Iwi: Ka taea te whakamahi i te hanga maramara o te whakatupuranga hou mō te hanga maramara iti-5nm.

Rangahau me te Hauora: Whakaahua taumira teitei i roto i ngā TEM me ngā tātaritanga hihi-X matatau.

 

Ko te Lanthanum Hexaboride te tūāpapa o ngā ahumahi hangarau matatau o ēnei rā, e akiaki ana i te auahatanga i roto i te nanotechnology, te pūngao, me ngā pūtaiao irahiko. Ko ōna kaha tukunga irahiko me tōna pakari e whakaū ana i tōna tūranga hei rauemi nui mō ngā hangarau o nāianei me te whakatupuranga e whai ake nei.

 

Kia mōhio: Kei te piki haere te whakamahinga o ngā matūriki nano LaB₆ i roto i ngā whakaaturanga tukunga mara (FED) me ngā nanoelectronics, e whakaatu ana i tōna āheinga ki te urutau ki ngā hiahia hangarau e whanake haere ana.

 

 


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