Muna amfani da kukis don inganta ƙwarewar ku.Ta ci gaba da bincika wannan rukunin yanar gizon, kun yarda da amfani da kukis.Ƙarin Bayani.
Na'urori masu auna matsa lamba na iya taimakawa wajen lura da lafiyar ɗan adam da fahimtar hulɗar ɗan adam da kwamfuta.Ana ci gaba da ƙoƙarin ƙirƙirar na'urori masu auna matsa lamba tare da ƙirar na'ura ta duniya da kuma babban hankali ga damuwa na inji.
Nazari: Saƙa abin dogaro da yadi piezoelectric matsa lamba transducer bisa electrospun polyvinylidene fluoride nanofibers tare da nozzles 50.Kirjin Hoto: African Studio/Shutterstock.com
Wani labarin da aka buga a cikin mujallar npj Flexible Electronics ya ba da rahoto game da ƙirƙira na piezoelectric matsa lamba don yadudduka ta amfani da polyethylene terephthalate (PET) warp yarns da polyvinylidene fluoride (PVDF).Ayyukan na'urar firikwensin da aka haɓaka dangane da ma'aunin matsi bisa tsarin saƙa ana nuna shi akan sikelin zane mai kusan mita 2.
Sakamakon ya nuna cewa ƙwarewar firikwensin matsa lamba da aka inganta ta amfani da ƙirar canard 2/2 shine 245% mafi girma fiye da na ƙirar canard 1/1.Bugu da ƙari, an yi amfani da abubuwa daban-daban don kimanta aikin ingantattun yadudduka, ciki har da juzu'i, squeezing, wrinkling, karkatarwa, da kuma motsin ɗan adam daban-daban.A cikin wannan aikin, firikwensin matsi na tushen nama tare da tsararrun firikwensin firikwensin yana nuna tsayayyen halaye na fahimta da babban hankali.
Shinkafa1. Shiri na PVDF zaren da multifunctional yadudduka.Hoton tsarin lantarki mai bututun bututun ƙarfe 50 da ake amfani da shi don samar da mats ɗin nanofibers na PVDF masu daidaitawa, inda aka sanya sandunan jan ƙarfe a layi daya akan bel mai ɗaukar nauyi, kuma matakan shine shirya sifofi guda uku masu lanƙwasa daga filaments monofilament mai Layer huɗu.b Hoton SEM da rarraba diamita na zaruruwan PVDF masu daidaitawa.c Hoton SEM na yarn mai guda huɗu.d Ƙarfin ƙwanƙwasa da ƙwanƙwasa a karyewar yarn mai nau'i huɗu azaman aikin murɗawa.e X-ray diffraction model na yarn mai nau'i hudu yana nuna kasancewar matakan alpha da beta.© Kim, DB, Han, J., Sung, SM, Kim, MS, Choi, BK, Park, SJ, Hong, H.R et al.(2022)
Haɓaka saurin haɓaka na'urori masu hankali da na'urorin lantarki masu sawa ya haifar da sabbin na'urori da yawa bisa ga na'urori masu sassaucin ra'ayi, kuma aikace-aikacen su a cikin kayan lantarki, masana'antu, da magunguna suna haɓaka cikin sauri.
Piezoelectricity cajin lantarki ne da aka samar akan wani abu wanda ke fuskantar damuwa na inji.Piezoelectricity a cikin kayan asymmetric yana ba da damar dangantaka mai jujjuyawa ta madaidaiciya tsakanin damuwa na inji da cajin lantarki.Sabili da haka, lokacin da wani yanki na piezoelectric ya lalace ta jiki, ana haifar da cajin lantarki, kuma akasin haka.
Na'urorin Piezoelectric na iya amfani da tushen inji kyauta don samar da madadin wutar lantarki don abubuwan lantarki waɗanda ke cinye ƙaramin ƙarfi.Nau'in kayan aiki da tsarin na'urar sune maɓalli masu mahimmanci don samar da na'urorin taɓawa dangane da haɗin gwiwar lantarki.Baya ga babban ƙarfin lantarki kayan inorganic, kayan halitta masu sassauƙa na inji an kuma bincika cikin na'urori masu sawa.
Polymers da aka sarrafa su zuwa nanofibers ta hanyoyin electrospinning ana amfani da su sosai azaman na'urorin ajiyar makamashi na piezoelectric.Piezoelectric polymer nanofibers yana sauƙaƙe ƙirƙirar tsarin ƙirar masana'anta don aikace-aikacen sawa ta hanyar samar da ƙirar lantarki dangane da elasticity na inji a cikin yanayi daban-daban.
Don wannan dalili, ana amfani da polymers na piezoelectric sosai, ciki har da PVDF da abubuwan da suka samo asali, waɗanda ke da ƙarfin piezoelectricity.Ana zana waɗannan filaye na PVDF kuma ana zana su cikin yadudduka don aikace-aikacen piezoelectric ciki har da na'urori masu auna firikwensin da janareta.
Hoto 2. Manyan kyallen takarda da kayan jikinsu.Hoton babban ƙirar haƙarƙari 2/2 har zuwa 195 cm x 50 cm.b Hoton SEM na tsarin weft na 2/2 wanda ya ƙunshi saƙar PVDF ɗaya wanda aka haɗa tare da sansanonin PET guda biyu.c Modulus da iri a hutu a cikin yadudduka daban-daban tare da gefuna 1/1, 2/2 da 3/3.d shine an auna kusurwar rataye don masana'anta.© Kim, DB, Han, J., Sung, SM, Kim, MS, Choi, BK, Park, SJ, Hong, H.R et al.(2022)
A cikin aikin da ake yi yanzu, ana gina masana'anta na masana'anta bisa PVDF nanofiber filaments ta amfani da tsarin lantarki na jet na jet 50 na jere, inda amfani da nozzles 50 ke sauƙaƙe samar da mats na nanofiber ta amfani da bel mai ɗaukar bel mai juyawa.An ƙirƙiri sifofin saƙa iri-iri ta amfani da zaren PET, gami da 1/1 (launi), 2/2 da 3/3 ribs.
Ayyukan da suka gabata sun ba da rahoton amfani da jan ƙarfe don daidaitawar fiber a cikin nau'in wayoyi na jan ƙarfe masu daidaitawa akan ganguna masu tarin fiber.Duk da haka, aikin na yanzu ya ƙunshi sandunan tagulla masu kama da juna da aka yi nisa tsakanin cm 1.5 a kan bel ɗin jigilar kaya don taimakawa daidaita bel ɗin da aka yi amfani da su a kan mu'amalar wutar lantarki tsakanin filaye masu caji masu shigowa da caji a saman filayen da ke haɗe da zaren jan ƙarfe.
Ba kamar na'urorin firikwensin capacitive ko piezoresistive da aka bayyana a baya ba, firikwensin matsa lamba na nama da aka gabatar a cikin wannan takarda yana ba da amsa ga yawancin ƙarfin shigarwa daga 0.02 zuwa 694 Newtons.Bugu da kari, na'urar firikwensin matsa lamba na masana'anta ya riƙe 81.3% na shigarwar sa na asali bayan daidaitattun wankin guda biyar, wanda ke nuna dorewa na firikwensin matsa lamba.
Bugu da ƙari, ƙimar ƙima na kimanta ƙarfin lantarki da sakamakon halin yanzu don 1/1, 2/2, da 3/3 saka haƙarƙari sun nuna girman ƙarfin lantarki na 83 da 36 mV / N zuwa 2/2 da 3/3 matsa lamba.3 na'urorin firikwensin weft sun nuna 245% da 50% mafi girman hankali ga waɗannan na'urori masu auna matsa lamba, bi da bi, idan aka kwatanta da 24 mV/N wift firikwensin 1/1.
Shinkafa3. Fadada aikace-aikacen firikwensin matsa lamba mai cikakken tufa.Misalin firikwensin matsa lamba na insole wanda aka yi da masana'anta na weft 2/2 wanda aka saka a ƙarƙashin na'urorin lantarki biyu madauwari don gano ƙafar ƙafar gaba (ƙasa da yatsan ƙafa) da motsin diddige.b Tsarin tsari na kowane mataki na kowane mataki a cikin tsarin tafiya: saukar da diddige, ƙasa, tuntuɓar yatsan ƙafa da ɗaga ƙafa.c Siginonin fitarwa na ƙarfin lantarki a cikin martani ga kowane ɓangare na matakin gait don nazarin gait da d Ƙaramar siginar lantarki masu alaƙa da kowane lokaci na gait.e Tsarin cikakken firikwensin matsa lamba na nama tare da tsararru har zuwa sel pixel murabba'i 12 tare da layukan gudanarwa da aka tsara don gano sigina ɗaya daga kowane pixel.f Taswirar 3D na siginar lantarki da aka samar ta danna yatsa akan kowane pixel.g Ana gano siginar lantarki ne kawai a cikin pixel ɗin da aka danna yatsa, kuma babu siginar gefe da aka ƙirƙira a cikin wasu pixels, yana mai tabbatar da cewa babu crosstalk.© Kim, DB, Han, J., Sung, SM, Kim, MS, Choi, BK, Park, SJ, Hong, H.R et al.(2022)
A ƙarshe, wannan binciken yana nuna na'urar firikwensin matsa lamba na nama mai ƙarfi wanda ke haɗa PVDF nanofiber piezoelectric filaments.Na'urori masu auna matsa lamba da aka ƙera suna da kewayon ƙarfin shigarwa daga 0.02 zuwa 694 Newtons.
An yi amfani da nozzles 50 akan na'ura mai jujjuyawar wutar lantarki guda ɗaya, kuma an samar da ci gaba da tabarma na nanofibers ta amfani da na'urar jigilar kaya bisa sandunan tagulla.Ƙarƙashin matsawa na ɗan lokaci, masana'anta 2/2 da aka ƙera ya nuna hankali na 83 mV/N, wanda shine kusan 245% mafi girma fiye da 1/1 weft hem masana'anta.
Na'urori masu auna firikwensin matsa lamba da aka saƙa suna sa ido kan siginar lantarki ta hanyar ƙaddamar da su zuwa motsin ilimin lissafi, gami da murɗawa, lanƙwasa, matsi, gudu da tafiya.Bugu da ƙari, waɗannan ma'aunin matsi na masana'anta sun yi daidai da yadudduka na al'ada dangane da dorewa, suna riƙe kusan 81.3% na yawan amfanin su na asali ko da bayan 5 daidaitattun wankewa.Bugu da ƙari, na'urar firikwensin nama da aka kera yana da tasiri a cikin tsarin kiwon lafiya ta hanyar samar da siginonin lantarki bisa ci gaba da sassan tafiyar mutum.
Kim, DB, Han, J., Sung, SM, Kim, MS, Choi, BK, Park, SJ, Hong, HR, da al.(2022).Fabric piezoelectric firikwensin matsin lamba dangane da electrospun polyvinylidene fluoride nanofibers tare da nozzles 50, ya danganta da tsarin saƙa.M kayan lantarki npj.https://www.nature.com/articles/s41528-022-00203-6.
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Bhavna Kaveti marubucin kimiyya ne daga Hyderabad, Indiya.Ta rike MSc da MD daga Cibiyar Fasaha ta Vellore, Indiya.a cikin sinadarai na kwayoyin halitta da na magani daga Jami'ar Guanajuato, Mexico.Ayyukanta na bincike suna da alaƙa da haɓakawa da haɓakar ƙwayoyin ƙwayoyin cuta waɗanda ke dogara da hawan keke, kuma tana da gogewa a cikin matakai da yawa da haɗakar abubuwa masu yawa.Yayin bincikenta na Doctoral, ta yi aiki a kan hanyar haɗarin heterocy-da yawa da kuma an yi tsammanin za su sami damar ci gaba da ayyukan aikin nazarin halittu.Yayin da take rubuta kasidu da kasidu na bincike, ta binciko sha’awarta ga rubuce-rubucen kimiyya da sadarwa.
Kofi, Buffner.(Agusta 11, 2022).Cikakken firikwensin matsin masana'anta da aka ƙera don sa ido kan lafiyar sawa.AZonano.An dawo da Oktoba 21, 2022 daga https://www.azonano.com/news.aspx?newsID=39544.
Kofi, Buffner."Na'urar firikwensin matsa lamba na nama wanda aka ƙera don sa ido kan lafiyar jiki".AZonano.Oktoba 21, 2022.Oktoba 21, 2022.
Kofi, Buffner."Na'urar firikwensin matsa lamba na nama wanda aka ƙera don sa ido kan lafiyar jiki".AZonano.https://www.azonano.com/news.aspx?newsID=39544.(Tun daga Oktoba 21, 2022).
Kofi, Buffner.2022. Duk-tufafi matsa lamba firikwensin tsara don sawa kiwon lafiya saka idanu.AZoNano, an shiga 21 Oktoba 2022, https://www.azonano.com/news.aspx?newsID=39544.
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