Asayansi apanga nsanja yophatikiza zinthu zakuthupi zomwe zimachitika, kapena "nano-zinthu," za mitundu yosiyana kwambiri - inorganic kapena organic - mu zida zofunidwa ndi 3-D. Ngakhale kuti ndi odzilamulira (Sa) Mwakonza bwino mitundu ingapo ya mitundu ingapo, njirayi yakhala yosinthira kwambiri, yapadera, yomwe imapanga zida zosiyanasiyana kutengera zomwe zidaliri. Monga tanena mu pepala lomwe talembedwe lero zida zachilengedwe, nsanja yawo yatsopano ya DNA-PRICTICLAARM ingathe kulinganiza mitundu ya 3-D munjira yomweyo, mabiliyoni a mita, mankhwala, ndi zinthu zina.
"Chimodzi mwazifukwa zazikulu zomwe sizinthu za chisankho zothandiza popanga zida zofananira ndi ma and Brookhan National Labotary - ndi pulofesa wamafuta ainjiniya ndi zojambulajambula ndi zinthu zomwe sizingachitike ku Columbia ku Columbia. "Apa, tinkangoganiza za kusintha kwa zinthu zomwe zimapanga mafelemu okhazikika omwe amatha kuyika zinthu zosiyanasiyana za avorid kapena organic, komanso mapuloteni ndi michere."
Asayansi adapanga zida zopangidwa ndi DNA zopangidwa ngati mawonekedwe a Cube, Octahedron, ndi Tetrahedron. Mkati mwa mafelemu ali ndi manja "mikono" yomwe ndi zinthu zomwe zimakhala ndi ma DNA zomwe zimaphatikizidwa ndi DNA zingamangire. Izi VNELES - kuphatikiza kwa DNA ndi chinthu cha nano - ndi malo omanga nyumba yomwe macroscale 3-D ikhoza kupangidwa. Mafelemu amalumikizana wina ndi mnzake mosasamala mtundu wa mtundu wa nano-chinthu uli mkati (kapena ayi) malinga ndi kutsatira kwake komwe amakhala nawo pamalo awo. Kutengera ndi mawonekedwe awo, mafelemu ali ndi ma vertice osiyanasiyana ndipo motero amapanga mawonekedwe osiyanasiyana. Zinthu zilizonse za nano zomwe zimachitika mkati mwa mafelemu omwe amatenga mawonekedwe apaderawo.
Kuti musonyeze njira yawo yamisonkhanoyi, asayansi adasankha zitsulo (golide) ndi semicharting (cadmiteric ndi zinthu zam'madzi) monga mafelemu a DNA. Choyamba, adatsimikizira kukhulupirika kwa mafelemu a DNA ndi mapangidwe a zinthu zakuthupi poganiza ndi ma microsescopes pa CFN Entroctopy malo otentha, omwe ali ndi zida zomwe zimapanga kutentha kwa zitsanzo. Kenako adayesa magulu a 3-D A Columbia Engineeringy Byphonesky Pulofesa wa Chemical Inriner Eneatrine Eaneerring Grand United Sertices (kutengera mitundu ya X-ray) inali yokhazikika yomwe Voxels imapanga mawonekedwe.
"Voowel iyi imatipatsa mwayi wogwiritsa ntchito malingaliro ochokera ku ma atomu (ndi mamolekyulu) ndi makwerero omwe amapanga, ndikupanga jumar.
Gulu la zigawenga ku Columbia limawonetsa momwe nsanja ya msonkhano lingagwiritsire ntchito kuyendetsa gulu la mitundu iwiri yosiyanasiyana ya zinthu ndi mawonedwe. Nthawi ina, iwo amasonkhanitsa ma enzyme awiri, kupanga 3-D Arrauy ndi kachulukidwe kakang'ono. Ngakhale michere inakhala yosasinthika mosasinthika, adawonetsa za kuwonjezeka kanayi kwa enzymatic. "Nanoreteonts" iyi itha kugwiritsidwa ntchito popanga zovuta zomwe zimachitika ndikuthandizira kupanga zida zolimbitsa thupi. Kwa chiwonetsero chazowoneka bwino, adasakaniza mitundu iwiri yosiyanasiyana ya madontho - nanocrystastistasts yomwe ikugwiritsidwa ntchito popanga kanema wa kanema wokhala ndi makonzedwe apamwamba komanso kuwala. Zithunzi zogwidwa ndi ma microracope a fluroccence adawonetsa kuti ma hottice amapangidwa kuti akhale oyera pamlingo wosiyanasiyana (wavelength) wa kuwala; Katunduyu amatha kulola kusintha kwakukulu pakuwonetsa komanso njira zowonetsera zowonetsera.
Bung anati: "Tikufunika kusinthanso momwe zinthu zingapangidwire ndi momwe zimagwirira ntchito," anatero gulu. "Kukonzanso zinthu sikungakhale kofunikira; Kungoyang'ana zida zomwe zilipo munjira zatsopano zitha kukulitsa katundu wawo. Mwakuthupi lathu ndi luso lathu laukadaulo 'kupitirira chosindikizira chopitirira 3-D yosindikiza' kuwongolera zida zazing'ono komanso zokhala ndi zinthu zazikulu komanso zopangidwa ndi zinthu zambiri. Kugwiritsa ntchito njira yofananira ndi zinthu zomwe mukufuna kwa Nano, zomwe zimafunikira kwa makalasi osiyanasiyana, kuphatikiza omwe amadziwika kuti Nanomactuves. "
Zida zoperekedwa ndi Doe / Brookhan Lail labotale. Chidziwitso: Zomwe zili muzosinthidwa ndi kutalika.
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Post Nthawi: Jul-04-2022