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.
Halloysite nanotubes (HNT) sune nau'ikan nanotubes na yumbu waɗanda ke faruwa ta halitta waɗanda za'a iya amfani da su a cikin kayan haɓaka saboda ƙayyadaddun tsarin tubular su na musamman, biodegradability, da kaddarorin inji da saman.Duk da haka, daidaitawar waɗannan nanotubes na yumbu yana da wuyar gaske saboda rashin hanyoyin kai tsaye.
​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​ ​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​​Hoton hoto: captureandcompose/Shutterstock.com
Dangane da wannan, wata kasida da aka buga a mujallar ACS Applied Nanomaterials ta ba da shawarar ingantacciyar dabara don ƙirƙira tsarin HNT da aka ba da oda.Ta hanyar bushewar tarwatsawar ruwan su ta amfani da na'urar maganadisu, ana daidaita nau'ikan nanotubes na yumbu akan gilashin gilashi.
Yayin da ruwa ke ƙafewa, motsawar tarwatsewar ruwan ruwa na GNT yana haifar da ƙarfi a kan lãka nanotubes, yana sa su daidaita cikin nau'in zoben girma.An bincika abubuwa daban-daban da suka shafi tsarin HNT, gami da tattarawar HNT, cajin nanotube, zafin bushewa, girman rotor, da ƙarar droplet.
Bugu da ƙari ga abubuwan jiki, an yi amfani da nazarin microscopy na lantarki (SEM) da polarizing microscopy (POM) don nazarin ƙananan ƙwayoyin cuta da birefringence na zoben itace na HNT.
Sakamakon ya nuna cewa lokacin da HNT maida hankali ya wuce 5 wt%, yumbu nanotubes cimma daidai jeri, da kuma mafi girma HNT maida hankali kara da surface roughness da kauri na HNT model.
Bugu da ƙari, tsarin HNT ya haɓaka haɗe-haɗe da haɓaka ƙwayoyin fibroblast na linzamin kwamfuta (L929), waɗanda aka lura suna girma tare da daidaitawar nanotube na yumbu bisa ga hanyar da aka yi amfani da su.Don haka, hanya mai sauƙi da sauri na yanzu don daidaita HNT akan ƙaƙƙarfan ƙwanƙwasa yana da yuwuwar haɓaka matrix mai amsa tantanin halitta.
Nanoparticles guda ɗaya (1D) irin su nanowires, nanotubes, nanofibers, nanorods da nanoribbons saboda fitattun kayan aikinsu na injiniya, lantarki, gani, thermal, nazarin halittu da kaddarorin maganadisu.
Halloysite nanotubes (HNTs) sune nanotubes na yumbu na halitta tare da diamita na waje na 50-70 nanometers da rami na ciki na 10-15 nanometers tare da dabarar Al2Si2O5 (OH) 4 · nH2O.Ɗaya daga cikin siffofi na musamman na waɗannan nanotubes shine nau'in sinadarai na ciki / waje daban-daban (aluminum oxide, Al2O3 / silicon dioxide, SiO2), wanda ke ba da damar gyare-gyaren zaɓin su.
Saboda biocompatibility da ƙarancin guba sosai, ana iya amfani da waɗannan nanotubes na yumbu a cikin ilimin halittu, kayan kwalliya da aikace-aikacen kula da dabbobi saboda yumbu nanotubes suna da kyakkyawan nanosafety a cikin al'adun sel daban-daban.Wadannan nanotubes na yumbu suna da fa'idodi na ƙarancin farashi, wadatuwa mai fa'ida, da sauƙin gyara sinadarai na tushen silane.
Jagoran tuntuɓar yana nufin abin da ke haifar da tasiri akan daidaitawar tantanin halitta dangane da tsarin geometric kamar nano/micro grooves akan ma'auni.Tare da haɓaka aikin injiniya na nama, abin mamaki na kula da lamba ya zama yadu amfani da shi don rinjayar tsarin halittar jiki da tsarin kwayoyin halitta.Koyaya, tsarin nazarin halittu na sarrafa fallasa ya kasance ba a sani ba.
Ayyukan na yanzu yana nuna tsari mai sauƙi na samuwar tsarin girma na HNT.A cikin wannan tsari, bayan amfani da digo na watsawa na HNT zuwa faifan gilashin zagaye, ana murɗa digowar HNT tsakanin filaye biyu masu tuntuɓar juna (slide da magnetic rotor) don zama tarwatsewa wanda ke ratsa cikin capillary.Ana kiyaye aikin kuma an sauƙaƙe shi.evaporation na karin ƙarfi a gefen capillary.
Anan, ƙarfin juzu'i da aka samu ta hanyar jujjuyawar maganadisu mai jujjuyawar maganadisu yana haifar da HNT a gefen capillary don ajiyewa akan saman zamewa a madaidaiciyar hanya.Yayin da ruwa ke ƙafewa, ƙarfin tuntuɓar ya zarce ƙarfin maɗaukaki, yana tura layin lamba zuwa tsakiya.Sabili da haka, a ƙarƙashin tasirin haɗin gwiwa na ƙarfin ƙarfi da ƙarfin capillary, bayan cikakken ƙashin ruwa, an kafa tsarin zoben itace na HNT.
Bugu da ƙari, sakamakon POM yana nuna alamar birefringence na tsarin HNT anisotropic, wanda hotunan SEM ke danganta ga daidaitattun daidaituwa na nanotubes na yumbu.
Bugu da ƙari, ƙwayoyin L929 da aka yi amfani da su a kan zobe na shekara-shekara na nanotubes tare da nau'i daban-daban na HNT an kimanta su bisa tsarin da aka yi amfani da su.Ganin cewa, ƙwayoyin L929 sun nuna rarraba bazuwar akan nanotubes na yumbu a cikin nau'in zoben girma tare da 0.5 wt.% HNT.A cikin sifofin yumbu nanotubes tare da NTG maida hankali na 5 da 10 wt %, elongated sel suna samuwa tare da shugabanci na lãka nanotubes.
A ƙarshe, an ƙirƙira ƙirar ƙirar girma na HNT na macroscale ta amfani da dabaru mai tsada da ƙima don tsara nanoparticles cikin tsari.Samuwar tsarin lãka nanotubes yana da tasiri sosai ta hanyar maida hankali na HNT, zafin jiki, cajin saman, girman rotor, da ƙarar droplet.Ƙididdigar HNT daga 5 zuwa 10 wt.% ya ba da umarni sosai na yumbu nanotubes, yayin da a 5 wt.% waɗannan tsararrun sun nuna birefringence tare da launuka masu haske.
An tabbatar da daidaitawar nanotubes na yumbu tare da jagorancin ƙarfin karfi ta amfani da hotunan SEM.Tare da karuwa a cikin ƙaddamarwar NTT, kauri da rashin ƙarfi na NTG shafi yana ƙaruwa.Don haka, aikin na yanzu yana ba da shawara mai sauƙi don gina gine-gine daga nanoparticles a kan manyan wurare.
Chen Yu, Wu F, He Yu, Feng Yu, Liu M (2022).Misali na "zoben bishiya" na nanotubes halloysite da aka haɗa ta hanyar tashin hankali ana amfani da shi don sarrafa daidaitawar tantanin halitta.Aiwatar da nanomaterials ACS.https://pubs.acs.org/doi/full/10.1021/acsanm.2c03255
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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.(Satumba 28, 2022).Halloysite nanotubes suna girma a cikin nau'i na "zoben shekara-shekara" ta hanya mai sauƙi.AZonano.An dawo da Oktoba 19, 2022 daga https://www.azonano.com/news.aspx?newsID=39733.
Kofi, Buffner."Halloysite nanotubes girma a matsayin 'zoben shekara-shekara' ta hanya mai sauƙi".AZonano.Oktoba 19, 2022.Oktoba 19, 2022.
Kofi, Buffner."Halloysite nanotubes girma a matsayin 'zoben shekara-shekara' ta hanya mai sauƙi".AZonano.https://www.azonano.com/news.aspx?newsID=39733.(Tun daga Oktoba 19, 2022).
Kofi, Buffner.2022. Halloysite nanotubes girma a cikin "zoben shekara-shekara" ta hanya mai sauƙi.AZoNano, an shiga 19 Oktoba 2022, https://www.azonano.com/news.aspx?newsID=39733.
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