Libekeng tse 15 tse fetileng, ke makhetlo a makae ao u ileng ua hlakola bokaholimo ka moriana o bolaeang likokoana-hloko ka ho ferekana?Tšabo ea COVID-19 e entse hore bo-rasaense ba ithute ka lihlahisoa tse thehiloeng ho nanotechnology, ts'ebeliso ea liathomo tse 'maloa.Ba batla tharollo bakeng sa ho roala ka holim'a metsi ho ka kopanyang thepa le ho sireletsa libaktheria (libaktheria, likokoana-hloko, li-fungus, protozoa) nako e telele.
Ke li-polymer tse sebelisang litšepe (joalo ka silevera le koporo) kapa li-biomolecules (joalo ka li-extracts tsa immem tse tsejoang ka tšebetso ea tsona ea likokoana-hloko) kapa li-polymers tsa cationic (e leng tse qosoang hantle) tse nang le tšebeliso ea nako e telele ea metsoako ea lik'hemik'hale (joalo ka ammonia le naetrojene).) Ho roala ha lintho tse sireletsang ho sebelisoa hammoho.Motsoako o ka fafatsoa ka tšepe, khalase, lehong, lejoe, lesela, letlalo le lisebelisoa tse ling, 'me phello e nka ho tloha bekeng e le' ngoe ho ea ho matsatsi a 90, ho itšetlehile ka mofuta oa sebaka se sebelisoang.
Pele ho seoa sena, ho ne ho e-na le lihlahisoa tsa antibacterial, empa joale ho se ho tsepamisitsoe maikutlo ho livaerase.Ka mohlala, Moprofesa Ashwini Kumar Agrawal, hlooho ea Lefapha la Textile le Fiber Engineering ea Indian Institute of Technology, Delhi, o ile a hlahisa silevera ea N9 blue nano ka 2013, e nang le bokhoni bo phahameng haholo ba ho tšoasa le ho bolaea libaktheria ho feta litšepe tse ling le li-polymers. .Joale, o hlahlobile thepa ea antiviral mme a fetola motsoako ho loants'a COVID-19.O boletse hore linaha tse ngata, ho kenyeletsoa United States, China le Australia, li kentse lipampiri tsa mefuta e fapaneng ea silevera (e mosehla le e sootho) ho theha bo ikhethang ba tšepe mabapi le bohloeki ba holim'a metsi.Leha ho le joalo, silevera e putsoa ea N9 e na le nako e telele ka ho fetisisa ea tšireletso, e ka eketsoang ka makhetlo a 100.
Mekhatlo ho pholletsa le naha (haholo-holo IIT) e maemong a fapaneng a ho nts'etsapele li-nanoparticles tsena e le liaparo tsa ka holim'a metsi.Pele ho tlhahiso e kholo ea molao le ea molao, motho e mong le e mong o emetse hore vaerase e netefatsoe ka liteko tsa masimong.
Ka nepo, setifikeiti se hlokahalang se hloka ho fetisa lilaboratori tse amohetsoeng ke mmuso (tse joalo ka ICMR, CSIR, NABL kapa NIV), tseo hajoale li kenang feela lipatlisisong tsa lithethefatsi le ente.
Lilaboratori tse ling tsa poraefete India kapa mose ho maoatle li se li lekile lihlahisoa tse itseng.Ka mohlala, Germcop, k'hamphani e qalang e Delhi, e se e qalile ho sebelisa lihlahisoa tse thibelang likokoana-hloko tse thehiloeng metsing tse entsoeng United States 'me li tiisitsoe ke EPA bakeng sa litšebeletso tsa ho thibela likokoana-hloko.Ho boleloa hore sehlahisoa se fafatsoa holim'a tšepe, e seng ea tšepe, e holim'a lithaele le likhalase ho fana ka 120 matsatsing a 10 a pele.Tšireletso ea letsatsi, 'me e na le sekhahla sa ho bolaea sa 99.9%.Mothehi Dr. Pankaj Goyal o boletse hore sehlahisoa se loketse malapa a arohileng bakuli ba nang le COVID-positive.O bua le Khamphani ea Lipalangoang ea Delhi ho bolaea likokoana-hloko libese tse 1,000.Leha ho le joalo, tlhahlobo e entsoe ka laboratoring e ikemetseng.
Mehlala e tsoang ho IIT Delhi e ile ea romeloa laboratoring ea liteko tsa microbiological ea MSL UK ka Mmesa.Litlaleho tsena li lebelletsoe pele selemo sena se fela.Moprofesa Agrawal o itse: "Letoto la liteko tsa laboratori li tla netefatsa ho sebetsa ha motsoako sebakeng se omileng, lebelo le nako ea polao e tsoelang pele ea vaerase, le hore na ha e chefo ebile e bolokehile ho e sebelisa."
Leha Moprofesa Agrawal's N9 Blue Silver e le karolo ea morero oa Nano Mission o tšehelitsoeng ka lichelete ke Lekala la Saense le Theknoloji ea mmuso oa India, projeke e 'ngoe e tšehelitsoeng ke IIT Madras mme e tšehelitsoe ka lichelete ke National Defense Research and Development Organisation e se e ntlafalitsoe bakeng sa lisebelisoa tsa PPE, limaske, le basebeletsi ba pele ba tsa bongaka.Liatlana tse sebelisitsoeng.Sefate se sefa likaroloana tsa lerole tsa submicron moeeng.Leha ho le joalo, ts'ebeliso ea eona ea 'nete e tlameha ho hlahlojoa tšimong, ka hona e hloka ho rarolloa.
Re ka khona, empa qetellong, ha se khetho e nepahetseng bakeng sa rona kapa tikolohong.Dr. Rohini Sridhar, Ofisiri e ka Sehloohong ea Ts'ebetso ea Sepetlele sa Apollo se Madurai, o boletse hore ho fihlela joale, li-disinfectants tse tloaelehileng tse sebelisoang libakeng tse nang le batho ba bangata joalo ka lipetlele le litleliniki li na le tharollo ea joala, phosphate kapa hypochlorite, eo hangata e tsejoang e le bleach ea lapeng.Litharollo tsena li lahleheloa ke tšebetso ea tsona ka lebaka la moea o mouoane o potlakileng 'me lia bola ha li le tlas'a leseli la ultraviolet (joaloka letsatsi), le hlokang ho bolaea likokoana-hloko ka makhetlo a mangata ka letsatsi."
Ho latela ho sibolloa ha sekepe sa sekepe sa Diamond Princess, coronavirus e ka tšoarella ho fihlela matsatsi a 17 holim'a metsi, ka hona ho hlahile theknoloji e ncha ea ho thibela likokoana-hloko.Ha litlolo tse thibelang likokoana-hloko li ntse li le litekong tsa bongaka linaheng tse 'maloa, likhoeling tse tharo tse fetileng, bo-rasaense ba Haifa Institute of Technology ea Israel ba ile ba bolela hore ba thehile li-polymers tse thibelang likokoana-hloko tse ka bolaeang coronavirus ntle le ho e fokotsa.
Bafuputsi Univesithing ea Saense le Theknoloji ea Hong Kong le bona ba thehile seaparo se secha sa antibacteria se bitsoang MAP-1, se ka bolaeang libaktheria le livaerase tse ngata-ho kenyeletsoa le li-coronaviruse - ho fihlela matsatsi a 90.
Moprofesa Agrawal o boletse hore ho tloha seoa sa ho qetela sa SARS, linaha tse ngata li ntse li sebetsa ho nts'etsapele li-polymers tse amohelang mocheso tse arabelang tšilafalo ea ho ama kapa marotholi.Tse ngata tsa litlolo tsena li fetotsoe nakong ea seoa sa hajoale mme li rekisoa ka mabitso a mabitso a fapaneng Japane, Singapore le United States.Leha ho le joalo, li-agent tse sireletsang holim'a metsi tse fumanehang hona joale 'marakeng oa machaba lia phunya.
*Leano la rona la ngoliso ea dijithale hajoale ha le kenyelle pampiri ea elektronike, lipuzzle tsa mantsoe, iPhone, lisebelisoa tsa mehala tsa iPad le lisebelisoa tse hatisitsoeng.Morero oa rona o ka ntlafatsa boiphihlelo ba hau ba ho bala.
Linakong tsena tse thata, re 'nile ra u fa lintlha tsa morao-rao mabapi le tsoelo-pele ea India le lefats'e, tse amanang haufi-ufi le bophelo bo botle le boiketlo ba rona, bophelo ba rona le mekhoa ea boipheliso.Bakeng sa ho hasa litaba tse molemong oa sechaba ka bophara, re ekelitse palo ea lingoliloeng tse baloang mahala le ho eketsa nako ea teko ea mahala.Leha ho le joalo, re na le litlhoko tsa basebelisi ba ka ingolisang: ka kopo etsa joalo.Ha re ntse re sebetsana le tlhahisoleseling ea bohata le tlhahisoleseling ea bohata 'me re tsamaisana le linako, re hloka ho tsetela lisebelisoa tse ngata mesebetsing ea ho bokella litaba.Re ikemiselitse ho fana ka litaba tsa boleng bo holimo ntle le ho angoa ke lithahasello le mashano a lipolotiki.
Tšehetso ea hau bakeng sa boralitaba ba rona e bohlokoa haholo.Ena ke ts'ehetso ea boralitaba bakeng sa 'nete le toka.E re thusa ho tsamaisana le linako.
Bohindu haesale bo emela boralitaba molemong oa sechaba.Nakong ena e thata, phihlello ea tlhahisoleseling e amanang haufi-ufi le bophelo bo botle le boiketlo ba rona, bophelo ba rona le mekhoa ea boipheliso e ba tsa bohlokoa le ho feta.Joaloka motho ea ngolisitseng, ha se uena feela mojalefa oa mosebetsi oa rona, empa hape le motšehetsi oa ona.
Hape re pheta mona hore sehlopha sa rona sa baqolotsi ba litaba, bangoli ba likopi, ba hlahlobang lintlha, baqapi le baetsi ba lifoto ba tla fana ka tiiso ea ho fana ka litaba tsa boleng bo holimo ntle le ho baka lithahasello le mashano a lipolotiki.
Mofuta o ka hatisoang |La 28 Phupu 2020 1:55:46 PM |https://www.thehindu.com/sci-tech/nano-coated-materials-could-be-the-anti-virus-weapons- of-future/article32076313.ece
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