Vnutrennee Dvizhenie I Kooperativnye Yavleniya V Superionnykh Triftoridakh : Jexperimenty, modeli, raschety

Bok av Krivorotov Valeriy
V knige opisyvayutsya dannye eksperimentov i ikh analiz po issledovaniyu dinamicheskikh parametrov vnutriyacheechnogo dvizheniya i rassmatrivayutsya modeli, opredelyayushchie vysokuyu vnutrennyuyu podvizhnosti v superionnykh kristallakh LnF3 (Ln - La, Ce, Pr). V ramkakh analiza novykh podkhodov v opisanii anionnoy podvizhnosti rassmatrivaetsya model' "rasshcheplennykh" uzlov, obosnovyvayushchaya vse ranee izvestnye dannye po ionnomu dvizheniyu v etikh kristallakh. Predlozhena novaya model' opredeleniya energeticheskikh parametrov aktivatsionnykh protsessov v superionnykh kristallakh s razmytymi fazovymi perekhodami. Osoboe vnimanie udeleno mikroskopicheskoy modeli mezhchastichnykh vzaimodeystviy v massive tochechnykh defektov, v ramkakh dipol'-dipol'nogo priblizheniya opisyvayushchey energeticheskuyu storonu kooperativnykh yavleniy v LnF3. Detal'no rassmatrivaetsya novaya forma samoorganizatsii chastits v neodnorodno nagretom obraztse LaF3, opredelyaemaya prostranstvenno-modulirovannymi strukturami v reshetke. Pokazano, chto takie struktury, peremeshchayushchiesya ot bolee nagretoy grani obraztsa k menee nagretoy, opredelyayut novuyu volnovuyu formu perenosa tepla v reshetke LaF3. Kniga prednaznachena dlya spetsialistov, zanimayushchikhsya problemoy superionnogo sostoyaniya.