Anyị na-eji kuki iji kwalite ahụmịhe gị.Site n'ịga n'ihu na-achọgharị saịtị a, ị kwenyere na ojiji anyị ji kuki.Ozi Mgbakwunye.
Ihe mmetụta nrụgide na-eyi nwere ike inye aka nyochaa ahụike mmadụ ma ghọta mmekọrịta mmadụ na kọmputa.Mgbalị na-aga n'ihu ịmepụta ihe mmetụta nrụgide nwere nhazi ngwaọrụ zuru ụwa ọnụ yana mmetụta dị elu maka nrụgide ọrụ.
Ọmụmụ: kpara ụkpụrụ na-adabere textile piezoelectric mgbali transducer dabere na electrospun polyvinylidene fluoride nanofibers nwere 50 nozzles.Ebe E Si Nweta Foto: African Studio/Shutterstock.com
Otu akụkọ e bipụtara n'akwụkwọ akụkọ npj Flexible Electronics na-akọ banyere mmepụta nke piezoelectric pressure transducers maka akwa na-eji polyethylene terephthalate (PET) warp yarn na polyvinylidene fluoride (PVDF) weft yarns.Arụmọrụ nke ihe mmetụta nrụgide emepụtara n'ihe metụtara nrụgide nrụgide dabere n'ụkpụrụ akwa a na-egosipụta n'ọ̀tụ̀tụ̀ ákwà dị ihe dị ka mita abụọ.
Nsonaazụ na-egosi na uche nke ihe mmetụta nrụgide kachasị site na iji 2/2 canard design bụ 245% dị elu karịa nke 1/1 canard imewe.Tụkwasị na nke ahụ, a na-eji ntinye dị iche iche iji nyochaa arụmọrụ nke ákwà kachasị mma, gụnyere ntụgharị, nkwụsịtụ, mgbakasị ahụ, ntụgharị, na mmegharị mmadụ dị iche iche.N'ime ọrụ a, ihe mmetụta nrụgide sitere n'anụ ahụ nwere nhazi pixel sensọ na-egosipụta njirimara nghọta kwụsiri ike na nghọta dị elu.
Osikapa.1. Nkwadebe nke eriri PVDF na akwa multifunctional.Eserese nke usoro electrospining 50-nozzle nke a na-eji na-emepụta mats PVDF nanofibers, ebe a na-etinye mkpanaka ọla kọpa n'otu n'otu na eriri ebu, na usoro ndị a ga-edozi ihe owuwu atọ akpara akpa site na filament monofilament anọ.b onyonyo SEM na dayameta nkesa eriri PVDF dabara adaba.c onyonyo SEM nke yarn nwere ply anọ.d Ike nkwụsi ike na nhụsianya na nkwụsị nke yarn anọ dị ka ọrụ nke ntụgharị.e X-ray usoro diffraction nke yarn nwere ply anọ na-egosi ọnụnọ nke usoro alfa na beta.© Kim, DB, Han, J., Sung, SM, Kim, MS, Choi, BK, Park, SJ, Hong, H.R et al.(2022)
Mmepe ngwa ngwa nke robots nwere ọgụgụ isi na ngwaọrụ eletrọnịkị na-eyi emewo ka ọtụtụ ngwaọrụ ọhụrụ dabere na ihe mmetụta nrụgide na-agbanwe agbanwe, ngwa ha na ngwa elektrọnik, ụlọ ọrụ na ọgwụ na-etolite ngwa ngwa.
Piezoelectricity bụ ụgwọ eletrik na-emepụta n'elu ihe a na-enwe nrụgide n'ibu.Piezoelectricity na ihe asymmetric na-enye ohere maka mmekọrịta ngbanwe nke ahịrị n'etiti nrụgide igwe na ụgwọ eletrik.Ya mere, mgbe mpempe akwụkwọ piezoelectric na-emezigharị ahụ, a na-emepụta ihe ọkụ eletrik, na nke ọzọ.
Ngwaọrụ Piezoelectric nwere ike iji ebe igwe anaghị arụ ọrụ iji nye ike ọzọ maka akụrụngwa eletrọnịkị na-eri obere ike.Ụdị ihe na nhazi nke ngwaọrụ bụ isi ihe maka ịmepụta ngwaọrụ mmetụ dabere na njikọ electromechanical.Na mgbakwunye na ihe inorganic voltaji dị elu, a nyochawokwa ihe ndị na-ahụ maka ihe ndị na-agbanwe agbanwe na ngwaọrụ wearable.
A na-eji ụzọ elektrọnịk emezi ka ọ bụrụ nanofibers nanofibers dị ka ngwaọrụ nchekwa ike piezoelectric.Piezoelectric polymer nanofibers na-eme ka imepụta ihe eji eme ihe dabere na akwa maka ngwa wearable site n'inye ọgbọ elektrọnịkị dabere na ngbanwe igwe na mpaghara dị iche iche.
Maka ebumnuche a, a na-eji polymer piezoelectric eme ihe n'ọtụtụ ebe, gụnyere PVDF na mmepụta ya, nke nwere ike piezoelectricity.A na-adọta eriri PVDF ndị a ma tụba n'ime akwa maka ngwa piezoelectric gụnyere sensọ na ndị na-emepụta ọkụ.
Ọgụgụ 2. Nnukwu anụ ahụ mpaghara na akụrụngwa anụ ahụ ha.Foto nke nnukwu ọgịrịga 2/2 weft ruo 195 cm x 50 cm.b SEM onyonyo nke ụkpụrụ 2/2 weft nke nwere otu PVDF weft jikọtara ya na ntọala PET abụọ.c Modul na nsogbu na nkwụsịtụ n'ụdị akwa dị iche iche nwere akụkụ 1/1, 2/2 na 3/3 weft.d bụ akụkụ nghọta tụrụ maka akwa akwa.© Kim, DB, Han, J., Sung, SM, Kim, MS, Choi, BK, Park, SJ, Hong, H.R et al.(2022)
N'ime ọrụ ugbu a, a na-arụ ndị na-emepụta ihe na-emepụta ákwà na-adabere na PVDF nanofiber filaments site na iji usoro 50-jet electrospinning usoro, ebe iji 50 nozzles na-eme ka mmepụta nke nanofiber mats na-eji eriri na-ebugharị belt na-atụgharị.A na-emepụta ihe eji akwa akwa dị iche iche site na iji yarn PET, gụnyere 1/1 (larịị), 2/2 na 3/3 weft ribs.
Ọrụ gara aga akọpụtala iji ọla kọpa maka nhazi eriri n'ụdị waya ọla kọpa agbakwunyere n'ụba mkpokọta eriri.Agbanyeghị, ọrụ a na-arụ ugbu a nwere mkpanaka ọla kọpa yiri nke 1.5 cm dị iche na eriri mbufe iji nyere aka dozie spinnerets dabere na mmekọrịta electrostatic n'etiti eriri ebubo na-abata na ụgwọ n'elu eriri ndị etinyere na eriri ọla kọpa.
N'adịghị ka akọwara mbụ capacitive ma ọ bụ piezoresistive sensọ, ihe mmetụta nrụgide anụ ahụ a tụrụ aro na akwụkwọ a na-anabata ọtụtụ ike ntinye sitere na 0.02 ruo 694 Newtons.Na mgbakwunye, ihe mmetụta nrụgide akwa a tụrụ aro jigidere 81.3% nke ntinye mbụ ya mgbe ịsachara ọkọlọtọ ise, na-egosi ịdịte aka nke ihe mmetụta nrụgide.
Na mgbakwunye, ụkpụrụ uche na-enyocha voltaji na nsonaazụ dị ugbu a maka 1/1, 2/2, na 3/3 eriri eriri gosipụtara mmetụta uche dị elu nke 83 na 36 mV / N na 2/2 na nrụgide 3/3.Ihe mmetụta 3 weft gosipụtara 245% na 50% mmetụta dị elu maka ihe mmetụta nrụgide ndị a, n'otu n'otu, ma e jiri ya tụnyere 24 mV/N weft pressure sensor 1/1.
Osikapa.3. Mgbasawanye ngwa nke ihe mmetụta nrụgide ákwà zuru oke.Ihe atụ nke ihe mmetụta nrụgide insole mere nke akwa 2/2 weft ribbed etinyere n'okpuru electrodes okirikiri abụọ iji chọpụta ụkwụ ihu (dị n'okpuru mkpịsị ụkwụ) na mmegharị ikiri ụkwụ.b Ngosipụta atụmatụ nke ọkwa ọ bụla nke usoro nke onye ọ bụla n'ime usoro ije ije: ọdịda ikiri ụkwụ, mgbada ala, kọntaktị mkpịsị ụkwụ na ibuli ụkwụ.c Mgbama mmepụta voltaji na nzaghachi n'akụkụ ọ bụla nke nzọụkwụ gait maka nyocha gait na d Mgbama ọkụ eletrik jikọtara na akụkụ ọ bụla nke gait.e Schematic nke ihe mmetụta nrụgide anụ ahụ zuru oke nwere ọtụtụ ihe ruru sel pikselụ akụkụ anọ nwere ahịrị eduzi iji chọpụta akara onye ọ bụla site na pikselụ ọ bụla.f Maapụ 3D nke mgbama eletrik emepụtara site na ịpị mkpịsị aka na pikselụ ọ bụla.g A na-achọpụta naanị nrịbama eletrik na pikselụ ejiri mkpịsị aka, ọ nweghịkwa mgbaama akụkụ a na-emepụta na pikselụ ndị ọzọ, na-egosi na ọ dịghị crosstalk.© Kim, DB, Han, J., Sung, SM, Kim, MS, Choi, BK, Park, SJ, Hong, H.R et al.(2022)
N'ikpeazụ, ọmụmụ ihe a na-egosipụta ihe mmetụta nrụgide anụ ahụ na-emetụ n'ahụ nke ukwuu na nke na-ejikọta PVDF nanofiber piezoelectric filaments.Ihe mmetụta nrụgide arụpụtara nwere oke ntinye ike sitere na 0.02 ruo 694 Newtons.
A na-eji nozzles 50 mee ihe n'otu igwe na-agbagharị ọkụ eletrik, ma na-emepụta ihe nanofibers na-aga n'ihu site na iji ihe ebuga ogbe dabere na mkpara ọla kọpa.N'okpuru mkpakọ na-adịte aka, akwa akwa akwa 2/2 arụpụtara gosipụtara mmetụta nke 83 mV / N, nke dị ihe dịka 245% dị elu karịa akwa akwa 1/1 weft hem.
Ihe mmetụta nrụgide niile kpara akpa na-enyocha akara eletriki site na idobe ha na mmegharị anụ ahụ, gụnyere ntụgharị, ịgbagọ, ịpịa, ịgba ọsọ na ije ije.Tụkwasị na nke a, ihe nrịbama nrụgide akwa ndị a na-atụnyere akwa ndị a na-emekarị n'ihe gbasara ịdịte aka, na-ejigide ihe dịka 81.3% nke mkpụrụ mbụ ha ọbụna mgbe ịsachara ọkọlọtọ 5.Tụkwasị na nke ahụ, ihe mmetụta anụ ahụ arụpụtara dị irè na usoro ahụike site na ịmepụta akara eletrik dabere na akụkụ na-aga n'ihu nke ije ije mmadụ.
Kim, DB, Han, J., Sung, SM, Kim, MS, Choi, BK, Park, SJ, Hong, HR, et al.(2022).Ihe mmetụta nrụgide akwa piezoelectric dabere na electrospun polyvinylidene fluoride nanofibers nwere nozzles 50, dabere na ụkpụrụ akwa.Eletrọnịkị na-agbanwe agbanwe npj.https://www.nature.com/articles/s41528-022-00203-6.
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Bhavna Kaveti bụ onye odee sayensị si Hyderabad, India.Ọ nwetara MSc na MD site na Vellore Institute of Technology, India.na kemistri organic na ọgwụ sitere na Mahadum Guanajuato, Mexico.Ọrụ nyocha ya metụtara mmepe na njikọ nke mkpụrụ ndụ ihe nketa bioactive dabere na heterocycles, ọ nwekwara ahụmịhe na nhazi nke ọtụtụ nzọụkwụ na ọtụtụ akụkụ.N'oge nyocha nke doctoral, ọ rụrụ ọrụ na njikọ nke ụdị heterocycle dị iche iche na-ejikọta na peptidomimetic molecules nke a na-atụ anya na ha ga-enwe ike ịmekwu ọrụ ndụ.Mgbe ọ na-ede akwụkwọ edemede na akwụkwọ nyocha, ọ nyochara mmasị ya maka ide sayensị na nzikọrịta ozi.
oghere, Buffner.(Ọgọst 11, 2022).Ihe mmetụta nrụgide akwa zuru ezu emebere maka nleba anya ahụike wearable.AZonano.Eweghachite October 21, 2022 site na https://www.azonano.com/news.aspx?newsID=39544.
oghere, Buffner."Ihe mmetụta nrụgide anụ ahụ niile emebere maka nlekota ahụike wearable".AZonano.Ọktoba 21, 2022.Ọktoba 21, 2022.
oghere, Buffner."Ihe mmetụta nrụgide anụ ahụ niile emebere maka nlekota ahụike wearable".AZonano.https://www.azonano.com/news.aspx?newsID=39544.(Dị ka nke Ọktoba 21, 2022).
oghere, Buffner.2022. Ihe mmetụta nrụgide akwa akwa emebere maka nlekota ahụike wearable.AZoNano, enwetara 21 Ọktoba 2022, https://www.azonano.com/news.aspx?newsID=39544.
N'ajụjụ ọnụ a, AZoNano na-agwa Prọfesọ André Nel okwu banyere nchọpụta ọhụrụ ọ na-etinye aka na nke na-akọwa mmepe nke nanocarrier "glass bubble" nke nwere ike inyere ọgwụ aka ịbanye na mkpụrụ ndụ cancer pancreatic.
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Inoveno PE-550 bụ ihe kacha mma na-ere electrospinning/spraying igwe maka nanofiber na-aga n'ihu mmepụta.
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