"Nano-polycrystalline diamondi" amakwaniritsa mphamvu kwambiri mpaka pano

Gulu lofufuza lomwe linapangidwa ndi wophunzira wa Ph.D Kento Katairi ndi Pulofesa Wothandizira Masayoshi Ozaki wa Graduate School of Engineering, Osaka University, Japan, ndi Pulofesa Toruo Iriya wochokera ku Research Center for Deep Earth Dynamics ya Ehime University, ndi ena, afotokozera mphamvu ya diamondi ya nano-polycrystalline panthawi yosinthika kwambiri.

Gulu lofufuzalo linapanga ma crystallites okhala ndi kukula kwakukulu kwa makumi a nanometers kuti apange diamondi mu "nanopolycrystalline" state, kenako adagwiritsa ntchito kukakamiza kopitilira muyeso kuti afufuze mphamvu zake. Kuyeseraku kunachitika pogwiritsa ntchito laser XII laser yokhala ndi mphamvu yayikulu kwambiri yotulutsa mphamvu ku Japan. Kuyang'anitsitsa kunapeza kuti pamene kupanikizika kwakukulu kwa mlengalenga 16 miliyoni (kuposa 4 kupanikizika kwapakati pa dziko lapansi) kumagwiritsidwa ntchito, voliyumu ya diamondi imachepetsedwa kukhala yosachepera theka la kukula kwake koyambirira.

Deta yoyesera yomwe idapezeka nthawi ino ikuwonetsa kuti mphamvu ya diamondi ya nano-polycrystalline (NPD) ndiyoposa kuwirikiza kawiri ya diamondi wamba wamba. Zinapezekanso kuti NPD ili ndi mphamvu zapamwamba kwambiri pakati pa zida zonse zomwe zafufuzidwa mpaka pano.

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Nthawi yotumiza: Sep-18-2021