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Kounga Teitei D5010437049 5010437049 3682610-C0100 Pūoko Peehanga Hau

Whakaahuatanga Poto:


  • OE:D5010437049 5010437049 3682610-C0100
  • Wāhi Taketake: :Zhejiang, Haina
  • Ingoa Waitohu: :PURU PUURE
  • Momo::Pūoko
  • Taipitopito Hua

    Tohu Hua

    Nga korero

    Momo hokohoko:Hua wera 2019

    Wāhi Taketake:Zhejiang, Haina

    Ingoa Waitohu:PURU RERE

    Pūtāhui:1 Tau

     

     

     

    Momo:pūoko pēhanga

    Kounga:Kounga-Teitei

    Ka whakaratohia he ratonga muri-hoko:Tautoko Online

    Tapeke:Tarapi kūpapa

    Wā tuku:5-15 Ra

    Whakataki hua

    Ka taea te wehewehe i nga pukoro pehanga Semiconductor ki nga waahanga e rua, ko tetahi i runga i te kaupapa ka huri nga ahuatanga I-υ o te hononga PN semiconductor (te hononga schottky ranei) i raro i te ahotea.Ko te mahi o tenei huānga tairongo pehanga he tino koretake, kaore ano kia tino whakawhanakehia.Ko te tahi atu ko te pūoko i runga i te pānga piezoresistive semiconductor, i te mea te momo matua o te pūoko pēhanga semiconductor.I nga ra o mua, ko te nuinga o te wa i pirihia nga ine riipene semiconductor ki nga huānga rapa hei hanga i nga momo ahotea me nga taputapu ine riaka.I te tekau tau 1960, me te whanaketanga o te hangarau ara iahiko whakakotahi, ka puta mai he pukoro pehanga semiconductor me te parenga diffusion hei huānga piezoresistive.Ko tenei ahua o te pukoro pehanga he hanganga ngawari me te pono, kaore he waahanga neke, ka whakauruhia te huānga tairongo pehanga me te huānga elastic o te pukoro, e karo ana i te takamuri me te ngokingoki me te whakapai ake i te mahi o te puoro.

     

    Ko te huanga piezoresistive o te semiconductor he ahuatanga e pa ana ki te kaha o waho, ara, ka huri te parenga (e tohuhia ana e te tohu ρ) me te taumahatanga e mau ana, e kiia nei ko te paanga piezoresistive.Ko te huringa whanaunga o te parenga i raro i te mahi a te ahotea waeine ka kiia ko te whakarea piezoresistive, e whakaatuhia ana e te tohu π.Kua whakahuahia ma te pangarau hei ρ/ρ = π σ.

     

    Ko te σ te tohu ahotea.Ko te huringa o te uara parenga (R/R) na te parenga semiconductor i raro i te ahotea ka whakatauhia e te huringa o te parenga, no reira ka taea hoki te tuhi i te whakaaturanga o te paanga piezoresistive hei R/R=πσ.

     

    I raro i te mahi a te kaha o waho, ka puta etahi ahotea (σ) me te riaka (ε) i roto i nga tioata semiconductor, ka whakatauhia te hononga i waenga i a raatau e te taurangi a Young (Y) o te papanga, ara, Y=σ/ε.

     

    Mena ka whakaatuhia te paanga o te piezoresistive e te riaka i runga i te hikohiko, ko R/R=Gε.

     

    Ka kiia a G ko te take tairongo o te pukoro pehanga, e tohu ana i te huringa o te uara parenga i raro i te riaka wae.

     

    Piezoresistive tauwehe tairongo ranei ko te tawhā tinana taketake o te pānga piezoresistive semiconductor.Ko te hononga i waenga i a raatau, pera i te hononga i waenga i te ahotea me te riipene, ka whakatauhia e te waahanga Young's modulus o te rauemi, ara, g = π y.

     

    Na te anisotropy o nga tioata semiconductor i roto i te elasticity, te huringa a Young modulus me te piezoresistive whakarea ki te takotoranga karaihe.Ko te nui o te huanga piezoresistive semiconductor he tata hoki ki te parenga o te semiconductor.Ko te iti ake o te parenga, ka iti ake te tauwehenga tairongo.Ko te hua piezoresistive o te parenga turingiringi ka whakatauhia e te whakatakotoranga karaihe me te kukū poke o te parenga whakamaarama.Ko te kukū poke te nuinga e pā ana ki te kukū poke mata o te apa tūringiringi.

     

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