Lub xeev mesomorphic yog a mesophase nruab nrab ntawm cov khoom siv crystalline thiab cov kua isotropic qhov twg cov molecules tau sib cais nyob rau hauv cov txheej txheem sib luag ntawm quasi crystalline Order. … Nyob rau hauv lub xeev no kev hloov pauv thiab supercooling yog ua tau.
Mesomorphic effect yog dab tsi?
mesomorphic. / (ˌmɛsəʊˈmɔːfɪk) / adjective Kuj: mesomorphous. chem uas twb muaj lawm hauv lossis cuam tshuam nrog lub xeev nruab nrab ntawm qhov teeb meem ntawm cov kua tseeb thiab cov khoom muaj tseebSaib cov kua siv lead ua kua, smectic, nematic.
Cov tshuaj mesomorphic yog dab tsi?
Hauv chemistry thiab tshuaj physics, mesophase yog lub xeev ntawm cov teeb meem nruab nrab ntawm cov kua thiab cov khoom … Georges Friedel (1922) hu ua "mesomorphic xeev ntawm teeb meem" hauv nws txoj kev soj ntsuam ntawm kev soj ntsuam ntawm lub thiaj li hu ua kua muaju.
Lub xeev ua kua dej yog dab tsi?
Cov kua muaju (LCs) yog lub xeev ntawm cov teeb meem uas muaj cov khoom nruab nrab ntawm cov kua dej thiab cov khoom siv lead ua. Piv txwv li, cov kua siv lead ua kua yuav ntws zoo li cov kua, tab sis nws cov molecules yuav tau taw qhia zoo li siv lead ua.
smectic txhais li cas?
: ntawm, ntsig txog, lossis ua cov theem ntawm cov kua siv lead ua cimlos ntawm kev npaj ntawm cov molecules nyob rau hauv cov khaubncaws sab nraud povtseg nrog cov molecular axes ntev nyob rau hauv ib txheej muab sib npaug rau ib leeg. thiab cov ntawm lwm cov khaubncaws sab nraud povtseg thiab perpendicular los yog me ntsis inclined rau lub dav hlau ntawm txheej - piv cholesteric, nematic.
